diff options
Diffstat (limited to 'contrib/opie/libopie')
31 files changed, 5491 insertions, 0 deletions
diff --git a/contrib/opie/libopie/Makefile.in b/contrib/opie/libopie/Makefile.in new file mode 100644 index 0000000..99ab4e7 --- /dev/null +++ b/contrib/opie/libopie/Makefile.in @@ -0,0 +1,28 @@ +## +# Makefile.in/Makefile: Directions for building libopie. +# +# This software is Copyright 1996 by Craig Metz, All Rights Reserved. The Inner +# Net Copyright Notice and License Agreement version 2.00 applies to this +# software. +# +# History: +# +# Created by cmetz for OPIE 2.3 using old Makefiles as a guide. + +OBJS=md4c.o md5c.o atob8.o btoa8.o btoh.o challenge.o getsequence.o hash.o hashlen.o keycrunch.o lock.o lookup.o newseed.o parsechallenge.o passcheck.o passwd.o randomchallenge.o readpass.o unlock.o verify.o version.o btoe.o accessfile.o generator.o insecure.o getutmpentry.o readrec.o writerec.o login.o open.o + +CC=@CC@ +CFLAGS=$(CFL) -I.. +TARGET=libopie.a + +all: $(TARGET) + +$(TARGET): $(OBJS) + ar r $(TARGET) $(OBJS) + @RANLIB@ $(TARGET) + +clean: + -rm -f $(OBJS) $(TARGET) + +realclean: clean + -rm -f *~ core* "\#*\#" *.o *.a Makefile diff --git a/contrib/opie/libopie/accessfile.c b/contrib/opie/libopie/accessfile.c new file mode 100644 index 0000000..7b1866e --- /dev/null +++ b/contrib/opie/libopie/accessfile.c @@ -0,0 +1,165 @@ +/* accessfile.c: Handle trusted network access file and per-user + overrides. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Send debug info to syslog. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Ifdef around some headers. Remove extra semicolon. + Modified at NRL for OPIE 2.2. Moved from accessfile.c to + libopie/opieaccessfile.c. + Modified at NRL for OPIE 2.0. + Written at Bellcore for the S/Key Version 1 software distribution + (login.c). +*/ +#include "opie_cfg.h" + +#include <stdio.h> +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.h> +#include <netdb.h> +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#if HAVE_UNISTD_H +#include <unistd.h> +#endif /* HAVE_UNISTD_H */ +#if HAVE_STDLIB_H +#include <stdlib.h> +#endif /* HAVE_STDLIB_H */ + +#include "opie.h" + +int opieaccessfile FUNCTION((host), char *host) +{ +#ifdef PATH_ACCESS_FILE +/* Turn host into an IP address and then look it up in the authorization + * database to determine if ordinary password logins are OK + */ + long n; + struct hostent *hp; + FILE *fp; + char buf[128], **lp; + +#ifdef DEBUG + syslog(LOG_DEBUG, "accessfile: host=%s", host); +#endif /* DEBUG */ + if (!host[0]) + /* Local login, okay */ + return (1); + if (isaddr(host)) { + n = inet_addr(host); + return rdnets(n); + } else { + hp = gethostbyname(host); + if (!hp) { + printf("Unknown host %s\n", host); + return 0; + } + for (lp = hp->h_addr_list; *lp; lp++) { + memcpy((char *) &n, *lp, sizeof(n)); + if (rdnets(n)) + return (1); + } + return (0); + } +} + +int rdnets FUNCTION((host), long host) +{ + FILE *fp; + char buf[128], *cp; + long pattern, mask; + int permit_it; + + if (!(fp = fopen(PATH_ACCESS_FILE, "r"))) + return 0; + + while (fgets(buf, sizeof(buf), fp), !feof(fp)) { + if (buf[0] == '#') + continue; /* Comment */ + if (!(cp = strtok(buf, " \t"))) + continue; + /* two choices permit of deny */ + if (strncasecmp(cp, "permit", 4) == 0) { + permit_it = 1; + } else { + if (strncasecmp(cp, "deny", 4) == 0) { + permit_it = 0; + } else { + continue; /* ignore; it is not permit/deny */ + } + } + if (!(cp = strtok(NULL, " \t"))) + continue; /* Invalid line */ + pattern = inet_addr(cp); + if (!(cp = strtok(NULL, " \t"))) + continue; /* Invalid line */ + mask = inet_addr(cp); +#ifdef DEBUG + syslog(LOG_DEBUG, "accessfile: %08x & %08x == %08x (%s)", host, mask, pattern, ((host & mask) == pattern) ? "true" : "false"); +#endif /* DEBUG */ + if ((host & mask) == pattern) { + fclose(fp); + return permit_it; + } + } + fclose(fp); + return 0; +} + + +/* Return TRUE if string appears to be an IP address in dotted decimal; + * return FALSE otherwise (i.e., if string is a domain name) + */ +int isaddr FUNCTION((s), register char *s) +{ + char c; + + if (!s) + return 1; /* Can't happen */ + + while ((c = *s++) != '\0') { + if (c != '[' && c != ']' && !isdigit(c) && c != '.') + return 0; + } + return 1; +#else /* PATH_ACCESS_FILE */ + return !host[0]; +#endif /* PATH_ACCESS_FILE */ +} + +/* Returns the opposite of what you might expect */ +/* Returns 1 on error (allow)... this might not be what you want */ +int opiealways FUNCTION((homedir), char *homedir) +{ + char *opiealwayspath; + int i; + + if (!homedir) + return 1; + + if (!(opiealwayspath = malloc(strlen(homedir) + sizeof(OPIE_ALWAYS_FILE) + 1))) + return 1; + + strcpy(opiealwayspath, homedir); + strcat(opiealwayspath, "/"); + strcat(opiealwayspath, OPIE_ALWAYS_FILE); + i = access(opiealwayspath, F_OK); + free(opiealwayspath); + return (i); +} diff --git a/contrib/opie/libopie/atob8.c b/contrib/opie/libopie/atob8.c new file mode 100644 index 0000000..2c23478 --- /dev/null +++ b/contrib/opie/libopie/atob8.c @@ -0,0 +1,74 @@ +/* atob8.c: The opieatob8() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Return the output variable. + Don't check parameters. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Inlined and obseleted opieskipspace(). Inlined and obseleted + opiehtoi(). + Created at NRL for OPIE 2.2 from opiesubr2.c +*/ +#include "opie_cfg.h" +#include <stdio.h> +#include "opie.h" + +/* Convert 8-byte hex-ascii string to binary array + */ +char *opieatob8 FUNCTION((out, in), char *out AND char *in) +{ + register int i; + register int val; + + for (i = 0; i < 8; i++) { + while (*in == ' ' || *in == '\t') + in++; + if (!*in) + return NULL; + + if ((*in >= '0') && (*in <= '9')) + val = *(in++) - '0'; + else + if ((*in >= 'a') && (*in <= 'f')) + val = *(in++) - 'a' + 10; + else + if ((*in >= 'A') && (*in <= 'F')) + val = *(in++) - 'A' + 10; + else + return NULL; + + *out = val << 4; + + while (*in == ' ' || *in == '\t') + in++; + if (!*in) + return NULL; + + if ((*in >= '0') && (*in <= '9')) + val = *(in++) - '0'; + else + if ((*in >= 'a') && (*in <= 'f')) + val = *(in++) - 'a' + 10; + else + if ((*in >= 'A') && (*in <= 'F')) + val = *(in++) - 'A' + 10; + else + return NULL; + + *out++ |= val; + } + + return out; +} diff --git a/contrib/opie/libopie/btoa8.c b/contrib/opie/libopie/btoa8.c new file mode 100644 index 0000000..8696a74 --- /dev/null +++ b/contrib/opie/libopie/btoa8.c @@ -0,0 +1,32 @@ +/* btoa8.c: The opiebtoa8() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3 (quick re-write). +*/ + +#include "opie_cfg.h" +#include "opie.h" + +static char hextochar[16] = +{'0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'}; + +char *opiebtoa8 FUNCTION((out, in), char *out AND char *in) +{ + int i; + char *c = out; + + for (i = 0; i < 8; i++) { + *(c++) = hextochar[((*in) >> 4) & 0x0f]; + *(c++) = hextochar[(*in++) & 0x0f]; + } + *c = 0; + + return out; +} diff --git a/contrib/opie/libopie/btoe.c b/contrib/opie/libopie/btoe.c new file mode 100644 index 0000000..e402e69 --- /dev/null +++ b/contrib/opie/libopie/btoe.c @@ -0,0 +1,2266 @@ +/* btoe: The opiebtoe() and opieetob() library functions: + Conversion to/from the six-English-word representation of a + 64 bit OTP. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Remove unnecessary address futzing with Wp in opiebtoe. + Changed unsigned long to UINT4 for Alpha. + Modified at NRL for OPIE 2.2. Moved from put.c to libopie/opiebtoe.c. + Modified at NRL for OPIE 2.0. + Written at Bellcore for the S/Key Version 1 software distribution. +*/ +#include "opie_cfg.h" +#include <stdio.h> +#include <string.h> +#include <ctype.h> +#include <stdlib.h> +#include "opie.h" + +static UINT4 extract __P((char *s, int start, int length)); +static VOIDRET insert __P((char *s, int x, int start, int length)); +static int wsrch __P((char *w, int low, int high)); + +/* Dictionary for integer-word translations */ +static char Wp[2048][4] = +{ + "A", + "ABE", + "ACE", + "ACT", + "AD", + "ADA", + "ADD", + "AGO", + "AID", + "AIM", + "AIR", + "ALL", + "ALP", + "AM", + "AMY", + "AN", + "ANA", + "AND", + "ANN", + "ANT", + "ANY", + "APE", + "APS", + "APT", + "ARC", + "ARE", + "ARK", + "ARM", + "ART", + "AS", + "ASH", + "ASK", + "AT", + "ATE", + "AUG", + "AUK", + "AVE", + "AWE", + "AWK", + "AWL", + "AWN", + "AX", + "AYE", + "BAD", + "BAG", + "BAH", + "BAM", + "BAN", + "BAR", + "BAT", + "BAY", + "BE", + "BED", + "BEE", + "BEG", + "BEN", + "BET", + "BEY", + "BIB", + "BID", + "BIG", + "BIN", + "BIT", + "BOB", + "BOG", + "BON", + "BOO", + "BOP", + "BOW", + "BOY", + "BUB", + "BUD", + "BUG", + "BUM", + "BUN", + "BUS", + "BUT", + "BUY", + "BY", + "BYE", + "CAB", + "CAL", + "CAM", + "CAN", + "CAP", + "CAR", + "CAT", + "CAW", + "COD", + "COG", + "COL", + "CON", + "COO", + "COP", + "COT", + "COW", + "COY", + "CRY", + "CUB", + "CUE", + "CUP", + "CUR", + "CUT", + "DAB", + "DAD", + "DAM", + "DAN", + "DAR", + "DAY", + "DEE", + "DEL", + "DEN", + "DES", + "DEW", + "DID", + "DIE", + "DIG", + "DIN", + "DIP", + "DO", + "DOE", + "DOG", + "DON", + "DOT", + "DOW", + "DRY", + "DUB", + "DUD", + "DUE", + "DUG", + "DUN", + "EAR", + "EAT", + "ED", + "EEL", + "EGG", + "EGO", + "ELI", + "ELK", + "ELM", + "ELY", + "EM", + "END", + "EST", + "ETC", + "EVA", + "EVE", + "EWE", + "EYE", + "FAD", + "FAN", + "FAR", + "FAT", + "FAY", + "FED", + "FEE", + "FEW", + "FIB", + "FIG", + "FIN", + "FIR", + "FIT", + "FLO", + "FLY", + "FOE", + "FOG", + "FOR", + "FRY", + "FUM", + "FUN", + "FUR", + "GAB", + "GAD", + "GAG", + "GAL", + "GAM", + "GAP", + "GAS", + "GAY", + "GEE", + "GEL", + "GEM", + "GET", + "GIG", + "GIL", + "GIN", + "GO", + "GOT", + "GUM", + "GUN", + "GUS", + "GUT", + "GUY", + "GYM", + "GYP", + "HA", + "HAD", + "HAL", + "HAM", + "HAN", + "HAP", + "HAS", + "HAT", + "HAW", + "HAY", + "HE", + "HEM", + "HEN", + "HER", + "HEW", + "HEY", + "HI", + "HID", + "HIM", + "HIP", + "HIS", + "HIT", + "HO", + "HOB", + "HOC", + "HOE", + "HOG", + "HOP", + "HOT", + "HOW", + "HUB", + "HUE", + "HUG", + "HUH", + "HUM", + "HUT", + "I", + "ICY", + "IDA", + "IF", + "IKE", + "ILL", + "INK", + "INN", + "IO", + "ION", + "IQ", + "IRA", + "IRE", + "IRK", + "IS", + "IT", + "ITS", + "IVY", + "JAB", + "JAG", + "JAM", + "JAN", + "JAR", + "JAW", + "JAY", + "JET", + "JIG", + "JIM", + "JO", + "JOB", + "JOE", + "JOG", + "JOT", + "JOY", + "JUG", + "JUT", + "KAY", + "KEG", + "KEN", + "KEY", + "KID", + "KIM", + "KIN", + "KIT", + "LA", + "LAB", + "LAC", + "LAD", + "LAG", + "LAM", + "LAP", + "LAW", + "LAY", + "LEA", + "LED", + "LEE", + "LEG", + "LEN", + "LEO", + "LET", + "LEW", + "LID", + "LIE", + "LIN", + "LIP", + "LIT", + "LO", + "LOB", + "LOG", + "LOP", + "LOS", + "LOT", + "LOU", + "LOW", + "LOY", + "LUG", + "LYE", + "MA", + "MAC", + "MAD", + "MAE", + "MAN", + "MAO", + "MAP", + "MAT", + "MAW", + "MAY", + "ME", + "MEG", + "MEL", + "MEN", + "MET", + "MEW", + "MID", + "MIN", + "MIT", + "MOB", + "MOD", + "MOE", + "MOO", + "MOP", + "MOS", + "MOT", + "MOW", + "MUD", + "MUG", + "MUM", + "MY", + "NAB", + "NAG", + "NAN", + "NAP", + "NAT", + "NAY", + "NE", + "NED", + "NEE", + "NET", + "NEW", + "NIB", + "NIL", + "NIP", + "NIT", + "NO", + "NOB", + "NOD", + "NON", + "NOR", + "NOT", + "NOV", + "NOW", + "NU", + "NUN", + "NUT", + "O", + "OAF", + "OAK", + "OAR", + "OAT", + "ODD", + "ODE", + "OF", + "OFF", + "OFT", + "OH", + "OIL", + "OK", + "OLD", + "ON", + "ONE", + "OR", + "ORB", + "ORE", + "ORR", + "OS", + "OTT", + "OUR", + "OUT", + "OVA", + "OW", + "OWE", + "OWL", + "OWN", + "OX", + "PA", + "PAD", + "PAL", + "PAM", + "PAN", + "PAP", + "PAR", + "PAT", + "PAW", + "PAY", + "PEA", + "PEG", + "PEN", + "PEP", + "PER", + "PET", + "PEW", + "PHI", + "PI", + "PIE", + "PIN", + "PIT", + "PLY", + "PO", + "POD", + "POE", + "POP", + "POT", + "POW", + "PRO", + "PRY", + "PUB", + "PUG", + "PUN", + "PUP", + "PUT", + "QUO", + "RAG", + "RAM", + "RAN", + "RAP", + "RAT", + "RAW", + "RAY", + "REB", + "RED", + "REP", + "RET", + "RIB", + "RID", + "RIG", + "RIM", + "RIO", + "RIP", + "ROB", + "ROD", + "ROE", + "RON", + "ROT", + "ROW", + "ROY", + "RUB", + "RUE", + "RUG", + "RUM", + "RUN", + "RYE", + "SAC", + "SAD", + "SAG", + "SAL", + "SAM", + "SAN", + "SAP", + "SAT", + "SAW", + "SAY", + "SEA", + "SEC", + "SEE", + "SEN", + "SET", + "SEW", + "SHE", + "SHY", + "SIN", + "SIP", + "SIR", + "SIS", + "SIT", + "SKI", + "SKY", + "SLY", + "SO", + "SOB", + "SOD", + "SON", + "SOP", + "SOW", + "SOY", + "SPA", + "SPY", + "SUB", + "SUD", + "SUE", + "SUM", + "SUN", + "SUP", + "TAB", + "TAD", + "TAG", + "TAN", + "TAP", + "TAR", + "TEA", + "TED", + "TEE", + "TEN", + "THE", + "THY", + "TIC", + "TIE", + "TIM", + "TIN", + "TIP", + "TO", + "TOE", + "TOG", + "TOM", + "TON", + "TOO", + "TOP", + "TOW", + "TOY", + "TRY", + "TUB", + "TUG", + "TUM", + "TUN", + "TWO", + "UN", + "UP", + "US", + "USE", + "VAN", + "VAT", + "VET", + "VIE", + "WAD", + "WAG", + "WAR", + "WAS", + "WAY", + "WE", + "WEB", + "WED", + "WEE", + "WET", + "WHO", + "WHY", + "WIN", + "WIT", + "WOK", + "WON", + "WOO", + "WOW", + "WRY", + "WU", + "YAM", + "YAP", + "YAW", + "YE", + "YEA", + "YES", + "YET", + "YOU", + "ABED", + "ABEL", + "ABET", + "ABLE", + "ABUT", + "ACHE", + "ACID", + "ACME", + "ACRE", + "ACTA", + "ACTS", + "ADAM", + "ADDS", + "ADEN", + "AFAR", + "AFRO", + "AGEE", + "AHEM", + "AHOY", + "AIDA", + "AIDE", + "AIDS", + "AIRY", + "AJAR", + "AKIN", + "ALAN", + "ALEC", + "ALGA", + "ALIA", + "ALLY", + "ALMA", + "ALOE", + "ALSO", + "ALTO", + "ALUM", + "ALVA", + "AMEN", + "AMES", + "AMID", + "AMMO", + "AMOK", + "AMOS", + "AMRA", + "ANDY", + "ANEW", + "ANNA", + "ANNE", + "ANTE", + "ANTI", + "AQUA", + "ARAB", + "ARCH", + "AREA", + "ARGO", + "ARID", + "ARMY", + "ARTS", + "ARTY", + "ASIA", + "ASKS", + "ATOM", + "AUNT", + "AURA", + "AUTO", + "AVER", + "AVID", + "AVIS", + "AVON", + "AVOW", + "AWAY", + "AWRY", + "BABE", + "BABY", + "BACH", + "BACK", + "BADE", + "BAIL", + "BAIT", + "BAKE", + "BALD", + "BALE", + "BALI", + "BALK", + "BALL", + "BALM", + "BAND", + "BANE", + "BANG", + "BANK", + "BARB", + "BARD", + "BARE", + "BARK", + "BARN", + "BARR", + "BASE", + "BASH", + "BASK", + "BASS", + "BATE", + "BATH", + "BAWD", + "BAWL", + "BEAD", + "BEAK", + "BEAM", + "BEAN", + "BEAR", + "BEAT", + "BEAU", + "BECK", + "BEEF", + "BEEN", + "BEER", + "BEET", + "BELA", + "BELL", + "BELT", + "BEND", + "BENT", + "BERG", + "BERN", + "BERT", + "BESS", + "BEST", + "BETA", + "BETH", + "BHOY", + "BIAS", + "BIDE", + "BIEN", + "BILE", + "BILK", + "BILL", + "BIND", + "BING", + "BIRD", + "BITE", + "BITS", + "BLAB", + "BLAT", + "BLED", + "BLEW", + "BLOB", + "BLOC", + "BLOT", + "BLOW", + "BLUE", + "BLUM", + "BLUR", + "BOAR", + "BOAT", + "BOCA", + "BOCK", + "BODE", + "BODY", + "BOGY", + "BOHR", + "BOIL", + "BOLD", + "BOLO", + "BOLT", + "BOMB", + "BONA", + "BOND", + "BONE", + "BONG", + "BONN", + "BONY", + "BOOK", + "BOOM", + "BOON", + "BOOT", + "BORE", + "BORG", + "BORN", + "BOSE", + "BOSS", + "BOTH", + "BOUT", + "BOWL", + "BOYD", + "BRAD", + "BRAE", + "BRAG", + "BRAN", + "BRAY", + "BRED", + "BREW", + "BRIG", + "BRIM", + "BROW", + "BUCK", + "BUDD", + "BUFF", + "BULB", + "BULK", + "BULL", + "BUNK", + "BUNT", + "BUOY", + "BURG", + "BURL", + "BURN", + "BURR", + "BURT", + "BURY", + "BUSH", + "BUSS", + "BUST", + "BUSY", + "BYTE", + "CADY", + "CAFE", + "CAGE", + "CAIN", + "CAKE", + "CALF", + "CALL", + "CALM", + "CAME", + "CANE", + "CANT", + "CARD", + "CARE", + "CARL", + "CARR", + "CART", + "CASE", + "CASH", + "CASK", + "CAST", + "CAVE", + "CEIL", + "CELL", + "CENT", + "CERN", + "CHAD", + "CHAR", + "CHAT", + "CHAW", + "CHEF", + "CHEN", + "CHEW", + "CHIC", + "CHIN", + "CHOU", + "CHOW", + "CHUB", + "CHUG", + "CHUM", + "CITE", + "CITY", + "CLAD", + "CLAM", + "CLAN", + "CLAW", + "CLAY", + "CLOD", + "CLOG", + "CLOT", + "CLUB", + "CLUE", + "COAL", + "COAT", + "COCA", + "COCK", + "COCO", + "CODA", + "CODE", + "CODY", + "COED", + "COIL", + "COIN", + "COKE", + "COLA", + "COLD", + "COLT", + "COMA", + "COMB", + "COME", + "COOK", + "COOL", + "COON", + "COOT", + "CORD", + "CORE", + "CORK", + "CORN", + "COST", + "COVE", + "COWL", + "CRAB", + "CRAG", + "CRAM", + "CRAY", + "CREW", + "CRIB", + "CROW", + "CRUD", + "CUBA", + "CUBE", + "CUFF", + "CULL", + "CULT", + "CUNY", + "CURB", + "CURD", + "CURE", + "CURL", + "CURT", + "CUTS", + "DADE", + "DALE", + "DAME", + "DANA", + "DANE", + "DANG", + "DANK", + "DARE", + "DARK", + "DARN", + "DART", + "DASH", + "DATA", + "DATE", + "DAVE", + "DAVY", + "DAWN", + "DAYS", + "DEAD", + "DEAF", + "DEAL", + "DEAN", + "DEAR", + "DEBT", + "DECK", + "DEED", + "DEEM", + "DEER", + "DEFT", + "DEFY", + "DELL", + "DENT", + "DENY", + "DESK", + "DIAL", + "DICE", + "DIED", + "DIET", + "DIME", + "DINE", + "DING", + "DINT", + "DIRE", + "DIRT", + "DISC", + "DISH", + "DISK", + "DIVE", + "DOCK", + "DOES", + "DOLE", + "DOLL", + "DOLT", + "DOME", + "DONE", + "DOOM", + "DOOR", + "DORA", + "DOSE", + "DOTE", + "DOUG", + "DOUR", + "DOVE", + "DOWN", + "DRAB", + "DRAG", + "DRAM", + "DRAW", + "DREW", + "DRUB", + "DRUG", + "DRUM", + "DUAL", + "DUCK", + "DUCT", + "DUEL", + "DUET", + "DUKE", + "DULL", + "DUMB", + "DUNE", + "DUNK", + "DUSK", + "DUST", + "DUTY", + "EACH", + "EARL", + "EARN", + "EASE", + "EAST", + "EASY", + "EBEN", + "ECHO", + "EDDY", + "EDEN", + "EDGE", + "EDGY", + "EDIT", + "EDNA", + "EGAN", + "ELAN", + "ELBA", + "ELLA", + "ELSE", + "EMIL", + "EMIT", + "EMMA", + "ENDS", + "ERIC", + "EROS", + "EVEN", + "EVER", + "EVIL", + "EYED", + "FACE", + "FACT", + "FADE", + "FAIL", + "FAIN", + "FAIR", + "FAKE", + "FALL", + "FAME", + "FANG", + "FARM", + "FAST", + "FATE", + "FAWN", + "FEAR", + "FEAT", + "FEED", + "FEEL", + "FEET", + "FELL", + "FELT", + "FEND", + "FERN", + "FEST", + "FEUD", + "FIEF", + "FIGS", + "FILE", + "FILL", + "FILM", + "FIND", + "FINE", + "FINK", + "FIRE", + "FIRM", + "FISH", + "FISK", + "FIST", + "FITS", + "FIVE", + "FLAG", + "FLAK", + "FLAM", + "FLAT", + "FLAW", + "FLEA", + "FLED", + "FLEW", + "FLIT", + "FLOC", + "FLOG", + "FLOW", + "FLUB", + "FLUE", + "FOAL", + "FOAM", + "FOGY", + "FOIL", + "FOLD", + "FOLK", + "FOND", + "FONT", + "FOOD", + "FOOL", + "FOOT", + "FORD", + "FORE", + "FORK", + "FORM", + "FORT", + "FOSS", + "FOUL", + "FOUR", + "FOWL", + "FRAU", + "FRAY", + "FRED", + "FREE", + "FRET", + "FREY", + "FROG", + "FROM", + "FUEL", + "FULL", + "FUME", + "FUND", + "FUNK", + "FURY", + "FUSE", + "FUSS", + "GAFF", + "GAGE", + "GAIL", + "GAIN", + "GAIT", + "GALA", + "GALE", + "GALL", + "GALT", + "GAME", + "GANG", + "GARB", + "GARY", + "GASH", + "GATE", + "GAUL", + "GAUR", + "GAVE", + "GAWK", + "GEAR", + "GELD", + "GENE", + "GENT", + "GERM", + "GETS", + "GIBE", + "GIFT", + "GILD", + "GILL", + "GILT", + "GINA", + "GIRD", + "GIRL", + "GIST", + "GIVE", + "GLAD", + "GLEE", + "GLEN", + "GLIB", + "GLOB", + "GLOM", + "GLOW", + "GLUE", + "GLUM", + "GLUT", + "GOAD", + "GOAL", + "GOAT", + "GOER", + "GOES", + "GOLD", + "GOLF", + "GONE", + "GONG", + "GOOD", + "GOOF", + "GORE", + "GORY", + "GOSH", + "GOUT", + "GOWN", + "GRAB", + "GRAD", + "GRAY", + "GREG", + "GREW", + "GREY", + "GRID", + "GRIM", + "GRIN", + "GRIT", + "GROW", + "GRUB", + "GULF", + "GULL", + "GUNK", + "GURU", + "GUSH", + "GUST", + "GWEN", + "GWYN", + "HAAG", + "HAAS", + "HACK", + "HAIL", + "HAIR", + "HALE", + "HALF", + "HALL", + "HALO", + "HALT", + "HAND", + "HANG", + "HANK", + "HANS", + "HARD", + "HARK", + "HARM", + "HART", + "HASH", + "HAST", + "HATE", + "HATH", + "HAUL", + "HAVE", + "HAWK", + "HAYS", + "HEAD", + "HEAL", + "HEAR", + "HEAT", + "HEBE", + "HECK", + "HEED", + "HEEL", + "HEFT", + "HELD", + "HELL", + "HELM", + "HERB", + "HERD", + "HERE", + "HERO", + "HERS", + "HESS", + "HEWN", + "HICK", + "HIDE", + "HIGH", + "HIKE", + "HILL", + "HILT", + "HIND", + "HINT", + "HIRE", + "HISS", + "HIVE", + "HOBO", + "HOCK", + "HOFF", + "HOLD", + "HOLE", + "HOLM", + "HOLT", + "HOME", + "HONE", + "HONK", + "HOOD", + "HOOF", + "HOOK", + "HOOT", + "HORN", + "HOSE", + "HOST", + "HOUR", + "HOVE", + "HOWE", + "HOWL", + "HOYT", + "HUCK", + "HUED", + "HUFF", + "HUGE", + "HUGH", + "HUGO", + "HULK", + "HULL", + "HUNK", + "HUNT", + "HURD", + "HURL", + "HURT", + "HUSH", + "HYDE", + "HYMN", + "IBIS", + "ICON", + "IDEA", + "IDLE", + "IFFY", + "INCA", + "INCH", + "INTO", + "IONS", + "IOTA", + "IOWA", + "IRIS", + "IRMA", + "IRON", + "ISLE", + "ITCH", + "ITEM", + "IVAN", + "JACK", + "JADE", + "JAIL", + "JAKE", + "JANE", + "JAVA", + "JEAN", + "JEFF", + "JERK", + "JESS", + "JEST", + "JIBE", + "JILL", + "JILT", + "JIVE", + "JOAN", + "JOBS", + "JOCK", + "JOEL", + "JOEY", + "JOHN", + "JOIN", + "JOKE", + "JOLT", + "JOVE", + "JUDD", + "JUDE", + "JUDO", + "JUDY", + "JUJU", + "JUKE", + "JULY", + "JUNE", + "JUNK", + "JUNO", + "JURY", + "JUST", + "JUTE", + "KAHN", + "KALE", + "KANE", + "KANT", + "KARL", + "KATE", + "KEEL", + "KEEN", + "KENO", + "KENT", + "KERN", + "KERR", + "KEYS", + "KICK", + "KILL", + "KIND", + "KING", + "KIRK", + "KISS", + "KITE", + "KLAN", + "KNEE", + "KNEW", + "KNIT", + "KNOB", + "KNOT", + "KNOW", + "KOCH", + "KONG", + "KUDO", + "KURD", + "KURT", + "KYLE", + "LACE", + "LACK", + "LACY", + "LADY", + "LAID", + "LAIN", + "LAIR", + "LAKE", + "LAMB", + "LAME", + "LAND", + "LANE", + "LANG", + "LARD", + "LARK", + "LASS", + "LAST", + "LATE", + "LAUD", + "LAVA", + "LAWN", + "LAWS", + "LAYS", + "LEAD", + "LEAF", + "LEAK", + "LEAN", + "LEAR", + "LEEK", + "LEER", + "LEFT", + "LEND", + "LENS", + "LENT", + "LEON", + "LESK", + "LESS", + "LEST", + "LETS", + "LIAR", + "LICE", + "LICK", + "LIED", + "LIEN", + "LIES", + "LIEU", + "LIFE", + "LIFT", + "LIKE", + "LILA", + "LILT", + "LILY", + "LIMA", + "LIMB", + "LIME", + "LIND", + "LINE", + "LINK", + "LINT", + "LION", + "LISA", + "LIST", + "LIVE", + "LOAD", + "LOAF", + "LOAM", + "LOAN", + "LOCK", + "LOFT", + "LOGE", + "LOIS", + "LOLA", + "LONE", + "LONG", + "LOOK", + "LOON", + "LOOT", + "LORD", + "LORE", + "LOSE", + "LOSS", + "LOST", + "LOUD", + "LOVE", + "LOWE", + "LUCK", + "LUCY", + "LUGE", + "LUKE", + "LULU", + "LUND", + "LUNG", + "LURA", + "LURE", + "LURK", + "LUSH", + "LUST", + "LYLE", + "LYNN", + "LYON", + "LYRA", + "MACE", + "MADE", + "MAGI", + "MAID", + "MAIL", + "MAIN", + "MAKE", + "MALE", + "MALI", + "MALL", + "MALT", + "MANA", + "MANN", + "MANY", + "MARC", + "MARE", + "MARK", + "MARS", + "MART", + "MARY", + "MASH", + "MASK", + "MASS", + "MAST", + "MATE", + "MATH", + "MAUL", + "MAYO", + "MEAD", + "MEAL", + "MEAN", + "MEAT", + "MEEK", + "MEET", + "MELD", + "MELT", + "MEMO", + "MEND", + "MENU", + "MERT", + "MESH", + "MESS", + "MICE", + "MIKE", + "MILD", + "MILE", + "MILK", + "MILL", + "MILT", + "MIMI", + "MIND", + "MINE", + "MINI", + "MINK", + "MINT", + "MIRE", + "MISS", + "MIST", + "MITE", + "MITT", + "MOAN", + "MOAT", + "MOCK", + "MODE", + "MOLD", + "MOLE", + "MOLL", + "MOLT", + "MONA", + "MONK", + "MONT", + "MOOD", + "MOON", + "MOOR", + "MOOT", + "MORE", + "MORN", + "MORT", + "MOSS", + "MOST", + "MOTH", + "MOVE", + "MUCH", + "MUCK", + "MUDD", + "MUFF", + "MULE", + "MULL", + "MURK", + "MUSH", + "MUST", + "MUTE", + "MUTT", + "MYRA", + "MYTH", + "NAGY", + "NAIL", + "NAIR", + "NAME", + "NARY", + "NASH", + "NAVE", + "NAVY", + "NEAL", + "NEAR", + "NEAT", + "NECK", + "NEED", + "NEIL", + "NELL", + "NEON", + "NERO", + "NESS", + "NEST", + "NEWS", + "NEWT", + "NIBS", + "NICE", + "NICK", + "NILE", + "NINA", + "NINE", + "NOAH", + "NODE", + "NOEL", + "NOLL", + "NONE", + "NOOK", + "NOON", + "NORM", + "NOSE", + "NOTE", + "NOUN", + "NOVA", + "NUDE", + "NULL", + "NUMB", + "OATH", + "OBEY", + "OBOE", + "ODIN", + "OHIO", + "OILY", + "OINT", + "OKAY", + "OLAF", + "OLDY", + "OLGA", + "OLIN", + "OMAN", + "OMEN", + "OMIT", + "ONCE", + "ONES", + "ONLY", + "ONTO", + "ONUS", + "ORAL", + "ORGY", + "OSLO", + "OTIS", + "OTTO", + "OUCH", + "OUST", + "OUTS", + "OVAL", + "OVEN", + "OVER", + "OWLY", + "OWNS", + "QUAD", + "QUIT", + "QUOD", + "RACE", + "RACK", + "RACY", + "RAFT", + "RAGE", + "RAID", + "RAIL", + "RAIN", + "RAKE", + "RANK", + "RANT", + "RARE", + "RASH", + "RATE", + "RAVE", + "RAYS", + "READ", + "REAL", + "REAM", + "REAR", + "RECK", + "REED", + "REEF", + "REEK", + "REEL", + "REID", + "REIN", + "RENA", + "REND", + "RENT", + "REST", + "RICE", + "RICH", + "RICK", + "RIDE", + "RIFT", + "RILL", + "RIME", + "RING", + "RINK", + "RISE", + "RISK", + "RITE", + "ROAD", + "ROAM", + "ROAR", + "ROBE", + "ROCK", + "RODE", + "ROIL", + "ROLL", + "ROME", + "ROOD", + "ROOF", + "ROOK", + "ROOM", + "ROOT", + "ROSA", + "ROSE", + "ROSS", + "ROSY", + "ROTH", + "ROUT", + "ROVE", + "ROWE", + "ROWS", + "RUBE", + "RUBY", + "RUDE", + "RUDY", + "RUIN", + "RULE", + "RUNG", + "RUNS", + "RUNT", + "RUSE", + "RUSH", + "RUSK", + "RUSS", + "RUST", + "RUTH", + "SACK", + "SAFE", + "SAGE", + "SAID", + "SAIL", + "SALE", + "SALK", + "SALT", + "SAME", + "SAND", + "SANE", + "SANG", + "SANK", + "SARA", + "SAUL", + "SAVE", + "SAYS", + "SCAN", + "SCAR", + "SCAT", + "SCOT", + "SEAL", + "SEAM", + "SEAR", + "SEAT", + "SEED", + "SEEK", + "SEEM", + "SEEN", + "SEES", + "SELF", + "SELL", + "SEND", + "SENT", + "SETS", + "SEWN", + "SHAG", + "SHAM", + "SHAW", + "SHAY", + "SHED", + "SHIM", + "SHIN", + "SHOD", + "SHOE", + "SHOT", + "SHOW", + "SHUN", + "SHUT", + "SICK", + "SIDE", + "SIFT", + "SIGH", + "SIGN", + "SILK", + "SILL", + "SILO", + "SILT", + "SINE", + "SING", + "SINK", + "SIRE", + "SITE", + "SITS", + "SITU", + "SKAT", + "SKEW", + "SKID", + "SKIM", + "SKIN", + "SKIT", + "SLAB", + "SLAM", + "SLAT", + "SLAY", + "SLED", + "SLEW", + "SLID", + "SLIM", + "SLIT", + "SLOB", + "SLOG", + "SLOT", + "SLOW", + "SLUG", + "SLUM", + "SLUR", + "SMOG", + "SMUG", + "SNAG", + "SNOB", + "SNOW", + "SNUB", + "SNUG", + "SOAK", + "SOAR", + "SOCK", + "SODA", + "SOFA", + "SOFT", + "SOIL", + "SOLD", + "SOME", + "SONG", + "SOON", + "SOOT", + "SORE", + "SORT", + "SOUL", + "SOUR", + "SOWN", + "STAB", + "STAG", + "STAN", + "STAR", + "STAY", + "STEM", + "STEW", + "STIR", + "STOW", + "STUB", + "STUN", + "SUCH", + "SUDS", + "SUIT", + "SULK", + "SUMS", + "SUNG", + "SUNK", + "SURE", + "SURF", + "SWAB", + "SWAG", + "SWAM", + "SWAN", + "SWAT", + "SWAY", + "SWIM", + "SWUM", + "TACK", + "TACT", + "TAIL", + "TAKE", + "TALE", + "TALK", + "TALL", + "TANK", + "TASK", + "TATE", + "TAUT", + "TEAL", + "TEAM", + "TEAR", + "TECH", + "TEEM", + "TEEN", + "TEET", + "TELL", + "TEND", + "TENT", + "TERM", + "TERN", + "TESS", + "TEST", + "THAN", + "THAT", + "THEE", + "THEM", + "THEN", + "THEY", + "THIN", + "THIS", + "THUD", + "THUG", + "TICK", + "TIDE", + "TIDY", + "TIED", + "TIER", + "TILE", + "TILL", + "TILT", + "TIME", + "TINA", + "TINE", + "TINT", + "TINY", + "TIRE", + "TOAD", + "TOGO", + "TOIL", + "TOLD", + "TOLL", + "TONE", + "TONG", + "TONY", + "TOOK", + "TOOL", + "TOOT", + "TORE", + "TORN", + "TOTE", + "TOUR", + "TOUT", + "TOWN", + "TRAG", + "TRAM", + "TRAY", + "TREE", + "TREK", + "TRIG", + "TRIM", + "TRIO", + "TROD", + "TROT", + "TROY", + "TRUE", + "TUBA", + "TUBE", + "TUCK", + "TUFT", + "TUNA", + "TUNE", + "TUNG", + "TURF", + "TURN", + "TUSK", + "TWIG", + "TWIN", + "TWIT", + "ULAN", + "UNIT", + "URGE", + "USED", + "USER", + "USES", + "UTAH", + "VAIL", + "VAIN", + "VALE", + "VARY", + "VASE", + "VAST", + "VEAL", + "VEDA", + "VEIL", + "VEIN", + "VEND", + "VENT", + "VERB", + "VERY", + "VETO", + "VICE", + "VIEW", + "VINE", + "VISE", + "VOID", + "VOLT", + "VOTE", + "WACK", + "WADE", + "WAGE", + "WAIL", + "WAIT", + "WAKE", + "WALE", + "WALK", + "WALL", + "WALT", + "WAND", + "WANE", + "WANG", + "WANT", + "WARD", + "WARM", + "WARN", + "WART", + "WASH", + "WAST", + "WATS", + "WATT", + "WAVE", + "WAVY", + "WAYS", + "WEAK", + "WEAL", + "WEAN", + "WEAR", + "WEED", + "WEEK", + "WEIR", + "WELD", + "WELL", + "WELT", + "WENT", + "WERE", + "WERT", + "WEST", + "WHAM", + "WHAT", + "WHEE", + "WHEN", + "WHET", + "WHOA", + "WHOM", + "WICK", + "WIFE", + "WILD", + "WILL", + "WIND", + "WINE", + "WING", + "WINK", + "WINO", + "WIRE", + "WISE", + "WISH", + "WITH", + "WOLF", + "WONT", + "WOOD", + "WOOL", + "WORD", + "WORE", + "WORK", + "WORM", + "WORN", + "WOVE", + "WRIT", + "WYNN", + "YALE", + "YANG", + "YANK", + "YARD", + "YARN", + "YAWL", + "YAWN", + "YEAH", + "YEAR", + "YELL", + "YOGA", + "YOKE" +}; + +/* Encode 8 bytes in 'c' as a string of English words. */ +char *opiebtoe FUNCTION((engout, c), char *engout AND char *c) +{ + char cp[9]; /* add in room for the parity 2 bits */ + int p, i; + + engout[0] = '\0'; + memcpy(cp, c, 8); + /* compute parity */ + for (p = 0, i = 0; i < 64; i += 2) + p += extract(cp, i, 2); + + cp[8] = (char)(p << 6); + strncat(engout, Wp[extract(cp, 0, 11)], 4); + strcat(engout, " "); + strncat(engout, Wp[extract(cp, 11, 11)], 4); + strcat(engout, " "); + strncat(engout, Wp[extract(cp, 22, 11)], 4); + strcat(engout, " "); + strncat(engout, Wp[extract(cp, 33, 11)], 4); + strcat(engout, " "); + strncat(engout, Wp[extract(cp, 44, 11)], 4); + strcat(engout, " "); + strncat(engout, Wp[extract(cp, 55, 11)], 4); + return (engout); +} + +/* convert English to binary + * returns 1 OK - all good words and parity is OK + * 0 word not in data base + * -1 badly formed in put ie > 4 char word + * -2 words OK but parity is wrong + */ +int opieetob FUNCTION((out, e), char *out AND char *e) +{ + char *word, *c, *input, b[9]; + int i, p, v, l, low, high, rval = -1; + + if (e == NULL) + return -1; + + if ((i = strlen(e)) > 64) + i = 64; + + if (!(input = malloc(i+1))) + return -1; + + strncpy(input, e, i); + input[i] = 0; + memset(b, 0, sizeof(b)); + memset(out, 0, 8); + + for (i = 0, p = 0, word = c = input; i < 6; i++, p += 11) { + while (*c && !isalpha(*c)) c++; + word = c; + while (*c) { + if (islower(*c)) + *c = toupper(*c); + if (*c == '1') + *c = 'L'; + if (*c == '0') + *c = 'O'; + if (*c == '5') + *c = 'S'; + if (!isalpha(*c)) + break; + c++; + } + if ((!*c) && (i != 5)) + goto opiebtoeret; + *c = 0; + c++; + if (c == word) + goto opiebtoeret; + l = strlen(word); + if (l > 4 || l < 1) + goto opiebtoeret; + if (l < 4) { + low = 0; + high = 570; + } else { + low = 571; + high = 2047; + } + if ((v = wsrch(word, low, high)) < 0) { + rval = 0; + goto opiebtoeret; + } + insert(b, v, p, 11); + } + + /* now check the parity of what we got */ + for (p = 0, i = 0; i < 64; i += 2) + p += extract(b, i, 2); + + if ((p & 3) != extract(b, 64, 2)) { + rval = -2; + goto opiebtoeret; + } + + memcpy(out, b, 8); + + rval = 1; + +opiebtoeret: + free(input); + return rval; +} + +/* Internal subroutines for word encoding/decoding */ + +/* Dictionary binary search */ +static int wsrch FUNCTION((w, low, high), char *w AND int low AND int high) +{ + int i, j; + + for (;;) { + i = (low + high) / 2; + if ((j = strncmp(w, Wp[i], 4)) == 0) + return i; /* Found it */ + if (high == low + 1) { + /* Avoid effects of integer truncation in /2 */ + if (strncmp(w, Wp[high], 4) == 0) + return high; + else + return -1; + } + if (low >= high) + return -1; /* I don't *think* this can happen... */ + if (j < 0) + high = i; /* Search lower half */ + else + low = i; /* Search upper half */ + } +} + +static VOIDRET insert FUNCTION((s, x, start, length), char *s AND int x AND int start AND int length) +{ + unsigned char cl; + unsigned char cc; + unsigned char cr; + UINT4 y; + int shift; + + shift = ((8 - ((start + length) % 8)) % 8); + y = (long) x << shift; + cl = (y >> 16) & 0xff; + cc = (y >> 8) & 0xff; + cr = y & 0xff; + if (shift + length > 16) { + s[start / 8] |= cl; + s[start / 8 + 1] |= cc; + s[start / 8 + 2] |= cr; + } else + if (shift + length > 8) { + s[start / 8] |= cc; + s[start / 8 + 1] |= cr; + } else { + s[start / 8] |= cr; + } +} + +static UINT4 extract FUNCTION((s, start, length), char *s AND int start AND int length) +{ + UINT4 x; + unsigned char cl; + unsigned char cc; + unsigned char cr; + + cl = s[start / 8]; + cc = s[start / 8 + 1]; + cr = s[start / 8 + 2]; + x = ((UINT4) (cl << 8 | cc) << 8 | cr); + x = x >> (24 - (length + (start % 8))); + x = (x & (0xffff >> (16 - length))); + return (x); +} diff --git a/contrib/opie/libopie/btoh.c b/contrib/opie/libopie/btoh.c new file mode 100644 index 0000000..68cf75f --- /dev/null +++ b/contrib/opie/libopie/btoh.c @@ -0,0 +1,35 @@ +/* btoh.c: The opiebtoh() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3. +*/ + +#include "opie_cfg.h" +#include "opie.h" + +static char hextochar[16] = +{'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'}; + +char *opiebtoh FUNCTION((out, in), char *out AND char *in) +{ + int i; + char *c = out; + + for (i = 0; i < 4; i++) { + *(c++) = hextochar[((*in) >> 4) & 0x0f]; + *(c++) = hextochar[(*in++) & 0x0f]; + *(c++) = hextochar[((*in) >> 4) & 0x0f]; + *(c++) = hextochar[(*in++) & 0x0f]; + *(c++) = ' '; + } + *(--c) = 0; + + return out; +} diff --git a/contrib/opie/libopie/challenge.c b/contrib/opie/libopie/challenge.c new file mode 100644 index 0000000..d67d495 --- /dev/null +++ b/contrib/opie/libopie/challenge.c @@ -0,0 +1,74 @@ +/* challenge.c: The opiechallenge() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Use opie_ prefix. Send debug info to + syslog. Add sha plumbing. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Created at NRL for OPIE 2.2 from opiesubr2.c +*/ +#include "opie_cfg.h" +#include <stdio.h> +#include <string.h> +#if DEBUG +#include <syslog.h> +#endif /* DEBUG */ +#include "opie.h" + +/* Return an OTP challenge string for user 'name'. + + The return values are: + + 0 = All good + -1 = Low-level error (file, memory, I/O, etc.) + 1 = High-level error (user not found or locked) + + This function MUST eventually be followed by an opieverify() to release + the user lock and file handles. + + This function will give you a blanked-out state block if it returns a + nonzero status. Even though it returns a non-zero status and a blank + state block, you still MUST call opieverify() to clear the lock and + any internal state (the latter condition is not actually used yet). +*/ + +static char *algids[] = { NULL, NULL, NULL, "sha1", "md4", "md5" }; + +int opiechallenge FUNCTION((mp, name, ss), struct opie *mp AND char *name AND char *ss) +{ + int rval = -1; + + memset(mp, 0, sizeof(*mp)); + + rval = opielookup(mp, name); +#if DEBUG + if (rval) syslog(LOG_DEBUG, "opiechallenge: opielookup(mp, name=%s) returned %d", name, rval); +#endif /* DEBUG */ + + if (!rval) { + rval = opielock(name); +#if DEBUG + if (rval) syslog(LOG_DEBUG, "opiechallenge: opielock(name=%s) returned %d", name, rval); +#endif /* DEBUG */ + } + + if (rval) { + opierandomchallenge(ss); + memset(mp, 0, sizeof(*mp)); + } else + sprintf(ss, "otp-%s %d %s", algids[MDX], mp->opie_n - 1, mp->opie_seed); + + return rval; +} diff --git a/contrib/opie/libopie/generator.c b/contrib/opie/libopie/generator.c new file mode 100644 index 0000000..ccd67c7 --- /dev/null +++ b/contrib/opie/libopie/generator.c @@ -0,0 +1,110 @@ +/* generator.c: The opiegenerator() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Modified by cmetz for OPIE 2.3. Use _opieparsechallenge(). ifdef + around string.h. Output hex responses by default, output + OTP re-init extended responses (same secret) if sequence + number falls below 10. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Bug fixes. + Created at NRL for OPIE 2.2. +*/ + +#include "opie_cfg.h" +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#include "opie.h" + +static char *algids[] = { NULL, NULL, NULL, "sha1", "md4", "md5" }; + +int opiegenerator FUNCTION((buffer, secret, response), char *buffer AND char *secret AND char *response) +{ + int algorithm; + int sequence; + char *seed; + char key[8]; + int i; + + if (!(buffer = strstr(buffer, "otp-"))) + return 1; + + buffer += 4; + + if (_opieparsechallenge(buffer, &algorithm, &sequence, &seed)) + return 1; + + if ((sequence < 2) || (sequence > 9999)) + return 1; + + if (opiepasscheck(secret)) + return -2; + + if (i = opiekeycrunch(algorithm, key, seed, secret)) + return i; + + if (sequence < 10) { + char newseed[OPIE_SEED_MAX + 1]; + char newkey[8], cko[8], ckn[8], ckxor[8], cv[8]; + char *c; + char buf[OPIE_SEED_MAX + 48 + 1]; + + if (opienewseed(strcpy(newseed, seed)) < 0) + return -1; + + if (opiekeycrunch(algorithm, newkey, newseed, secret)) + return -1; + + for (i = 0; i < 499; i++) + opiehash(newkey, algorithm); + + if (opiekeycrunch(algorithm | 0x10, cko, seed, secret)) + return -1; + + if (opiekeycrunch(algorithm | 0x10, ckn, newseed, secret)) + return -1; + + for (i = 0; i < 8; i++) + ckxor[i] = cko[i] ^ ckn[i]; + + strcpy(response, "init:"); + strcat(response, opiebtoh(buf, key)); + sprintf(buf, ":%s 499 %s:", algids[algorithm], newseed); + strcat(response, buf); + strcat(response, opiebtoh(buf, newkey)); + strcat(response, ":"); + strcat(response, opiebtoh(buf, ckxor)); + strcat(response, ":"); + + c = buf; + memcpy(c, ckn, sizeof(ckn)); c += sizeof(ckn); + memcpy(c, key, sizeof(key)); c += sizeof(key); +#ifdef HAVE_ANSISPRINTF + c += sprintf(c, "%s 499 %s", algids[algorithm], newseed); +#else /* HAVE_ANSISPRINTF */ + sprintf(c, "%s 499 %s", algids[algorithm], newseed); + while(*c) c++; +#endif /* HAVE_ANSISPRINTF */ + memcpy(c, newkey, sizeof(newkey)); c += sizeof(newkey); + memcpy(c, ckxor, sizeof(ckxor)); c += sizeof(ckxor); + memcpy(c, ckn, sizeof(ckn)); c += sizeof(ckn); + opiehashlen(algorithm, buf, cv, (unsigned int)c - (unsigned int)buf); + + strcat(response, opiebtoh(buf, cv)); + } else { + while (sequence-- != 0) + opiehash(key, algorithm); + + opiebtoh(response, key); + } + + return 0; +} diff --git a/contrib/opie/libopie/getsequence.c b/contrib/opie/libopie/getsequence.c new file mode 100644 index 0000000..f0a6e78 --- /dev/null +++ b/contrib/opie/libopie/getsequence.c @@ -0,0 +1,27 @@ +/* getsequence.c: The opiegetsequence() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Use opie_ prefix. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Created at NRL for OPIE 2.2 from opiesubr2.c +*/ +#include "opie_cfg.h" +#include "opie.h" + +int opiegetsequence FUNCTION((stateblock), struct opie *stateblock) +{ + return stateblock->opie_n; +} diff --git a/contrib/opie/libopie/getutmpentry.c b/contrib/opie/libopie/getutmpentry.c new file mode 100644 index 0000000..8013f87 --- /dev/null +++ b/contrib/opie/libopie/getutmpentry.c @@ -0,0 +1,72 @@ +/* getutmpentry.c: The __opiegetutmpentry() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3 (re-write). +*/ + +#include "opie_cfg.h" +#include <stdio.h> +#include <sys/types.h> +#include <utmp.h> + +#if DOUTMPX +#include <utmpx.h> +#define getutline(x) getutxline(x) +#define utmp utmpx +#endif /* DOUTMPX */ + +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ + +#if DEBUG +#include <syslog.h> +#endif /* DEBUG */ +#include "opie.h" + +#if !HAVE_GETUTLINE +struct utmp *getutline __P((struct utmp *)); +#endif /* HAVE_GETUTLINE */ + +int __opiegetutmpentry FUNCTION((line, utmp), char *line AND struct utmp *utmp) +{ + struct utmp u, *pu; + + memset(&u, 0, sizeof(u)); + + if (!strncmp(line, "/dev/", 5)) { + strncpy(u.ut_line, line + 5, sizeof(u.ut_line)); + if ((pu = getutline(&u))) + goto gotit; + +#ifdef hpux + strcpy(u.ut_line, "pty/"); + strncpy(u.ut_line + 4, line + 5, sizeof(u.ut_line) - 4); + if ((pu = getutline(&u))) + goto gotit; +#endif /* hpux */ + } + + strncpy(u.ut_line, line, sizeof(u.ut_line)); + if ((pu = getutline(&u))) + goto gotit; + +#if DEBUG + syslog(LOG_DEBUG, "__opiegetutmpentry: failed to find entry for line %s", line); +#endif /* DEBUG */ + return -1; + +gotit: +#if DEBUG + syslog(LOG_DEBUG, "__opiegetutmpentry: succeeded with line %s", pu->ut_line); +#endif /* DEBUG */ + memcpy(utmp, pu, sizeof(struct utmp)); + return 0; +} diff --git a/contrib/opie/libopie/hash.c b/contrib/opie/libopie/hash.c new file mode 100644 index 0000000..4029fa9 --- /dev/null +++ b/contrib/opie/libopie/hash.c @@ -0,0 +1,52 @@ +/* hash.c: The opiehash() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3 using the old hash.c as a guide. +*/ + +#include "opie_cfg.h" +#include "opie.h" + +static struct opiemdx_ctx mdx; +static UINT4 mdx_tmp[4]; +#if 0 +static SHA_INFO sha; +#endif /* 0 */ + +VOIDRET opiehash FUNCTION((x, algorithm), VOIDPTR x AND unsigned algorithm) +{ + UINT4 *results = (UINT4 *)x; + + switch(algorithm) { +#if 0 + case 3: + sha_init(&sha); + sha_update(&sha, (BYTE *)x, 8); + sha_final(&sha); + results[0] = sha.digest[0] ^ sha.digest[2] ^ sha.digest[4]; + results[1] = sha.digest[1] ^ sha.digest[3] ^ sha.digest[5]; + break; +#endif /* 0 */ + case 4: + opiemd4init(&mdx); + opiemd4update(&mdx, (unsigned char *)x, 8); + opiemd4final((unsigned char *)mdx_tmp, &mdx); + results[0] = mdx_tmp[0] ^ mdx_tmp[2]; + results[1] = mdx_tmp[1] ^ mdx_tmp[3]; + break; + case 5: + opiemd5init(&mdx); + opiemd5update(&mdx, (unsigned char *)x, 8); + opiemd5final((unsigned char *)mdx_tmp, &mdx); + results[0] = mdx_tmp[0] ^ mdx_tmp[2]; + results[1] = mdx_tmp[1] ^ mdx_tmp[3]; + break; + } +} diff --git a/contrib/opie/libopie/hashlen.c b/contrib/opie/libopie/hashlen.c new file mode 100644 index 0000000..110eef4 --- /dev/null +++ b/contrib/opie/libopie/hashlen.c @@ -0,0 +1,51 @@ +/* hashlen.c: The opiehashlen() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3. +*/ + +#include "opie_cfg.h" +#include "opie.h" + +VOIDRET opiehashlen FUNCTION((algorithm, in, out, n), int algorithm AND VOIDPTR in AND VOIDPTR out AND int n) +{ + UINT4 *results = (UINT4 *)out; + struct opiemdx_ctx mdx; + UINT4 mdx_tmp[4]; +#if 0 + SHA_INFO sha; +#endif /* 0 */ + + switch(algorithm) { +#if 0 + case 3: + sha_init(&sha); + sha_update(&sha, (BYTE *)in, n); + sha_final(&sha); + results[0] = sha.digest[0] ^ sha.digest[2] ^ sha.digest[4]; + results[1] = sha.digest[1] ^ sha.digest[3] ^ sha.digest[5]; + break; +#endif /* 0 */ + case 4: + opiemd4init(&mdx); + opiemd4update(&mdx, (unsigned char *)in, n); + opiemd4final((unsigned char *)mdx_tmp, &mdx); + results[0] = mdx_tmp[0] ^ mdx_tmp[2]; + results[1] = mdx_tmp[1] ^ mdx_tmp[3]; + break; + case 5: + opiemd5init(&mdx); + opiemd5update(&mdx, (unsigned char *)in, n); + opiemd5final((unsigned char *)mdx_tmp, &mdx); + results[0] = mdx_tmp[0] ^ mdx_tmp[2]; + results[1] = mdx_tmp[1] ^ mdx_tmp[3]; + break; + } +} diff --git a/contrib/opie/libopie/insecure.c b/contrib/opie/libopie/insecure.c new file mode 100644 index 0000000..afab006 --- /dev/null +++ b/contrib/opie/libopie/insecure.c @@ -0,0 +1,146 @@ +/* insecure.c: The opieinsecure() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Added result caching. Use + __opiegetutmpentry(). Ifdef around ut_host check. Eliminate + unused variable. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Allow IP loopback. DISPLAY and ut_host must match exactly, + not just the part before the colon. Added work-around for + Sun CDE dtterm bug. Leave the environment as it was + found. Use uname(). + Created at NRL for OPIE 2.2 from opiesubr.c. Fixed pointer + assignment that should have been a comparison. +*/ +#include "opie_cfg.h" + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> /* ANSI C standard library */ +#include <sys/param.h> +#include <unistd.h> + +#include <utmp.h> +#if DOUTMPX +#include <utmpx.h> +#define utmp utmpx +#endif /* DOUTMPX */ + +#if HAVE_SYS_UTSNAME_H +#include <sys/utsname.h> +#endif /* HAVE_SYS_UTSNAME_H */ + +#include "opie.h" + +int opieinsecure FUNCTION_NOARGS +{ +#ifndef NO_INSECURE_CHECK + char *display_name; + char *s; + char *term_name; + int insecure = 0; +#if HAVE_UT_HOST + struct utmp utmp; +#endif /* HAVE_UT_HOST */ + static int result = -1; + + if (result != -1) + return result; + + display_name = (char *) getenv("DISPLAY"); + term_name = (char *) getenv("TERM"); + + if (display_name) { + insecure = 1; + if (s = strchr(display_name, ':')) { + int n = s - display_name; + if (!n) + insecure = 0; + else { + if (!strncmp("unix", display_name, n)) + insecure = 0; + else if (!strncmp("localhost", display_name, n)) + insecure = 0; + else if (!strncmp("loopback", display_name, n)) + insecure = 0; + else if (!strncmp("127.0.0.1", display_name, n)) + insecure = 0; + else { + struct utsname utsname; + + if (!uname(&utsname)) { + if (!strncmp(utsname.nodename, display_name, n)) + insecure = 0; + else { + if (s = strchr(display_name, '.')) { + int n2 = s - display_name; + if (n < n2) + n2 = n; + if (!strncmp(utsname.nodename, display_name, n)) + insecure = 0; + } /* endif display_name is '.' */ + } /* endif hostname != display_name */ + } /* endif was able to get hostname */ + } /* endif display_name == UNIX */ + } + } + } /* endif display_name == ":" */ + if (insecure) + return (result = 1); + + /* If no DISPLAY variable exists and TERM=xterm, + then we probably have an xterm executing on a remote system + with an rlogin or telnet to our system. If it were a local + xterm, then the DISPLAY environment variable would + have to exist. rja */ + if (!display_name && !term_name && !strcmp("xterm", term_name)) + return (result = 1); + +#if HAVE_UT_HOST + memset(&utmp, 0, sizeof(struct utmp)); + if (!__opiegetutmpentry(ttyname(0), &utmp) && utmp.ut_host[0]) { + insecure = 1; + + if (s = strchr(utmp.ut_host, ':')) { + int n = s - utmp.ut_host; + if (!n) + insecure = 0; + else + if (display_name) { + if (!strncmp(utmp.ut_host, display_name, n)) + insecure = 0; +#ifdef SOLARIS + else + if (s = strchr(utmp.ut_host, ' ')) { + *s = ':'; + if (s = strchr(s + 1, ' ')) + *s = '.'; + if (!strncmp(utmp.ut_host, display_name, n)) + insecure = 0; + } +#endif /* SOLARIS */ + } + } + } +#endif /* HAVE_UT_HOST */ + if (insecure) + return (result = 1); + + return (result = 0); +#else /* NO_INSECURE_CHECK */ + return 0; +#endif /* NO_INSECURE_CHECK */ +} diff --git a/contrib/opie/libopie/keycrunch.c b/contrib/opie/libopie/keycrunch.c new file mode 100644 index 0000000..7df86d9 --- /dev/null +++ b/contrib/opie/libopie/keycrunch.c @@ -0,0 +1,64 @@ +/* keycrunch.c: The opiekeycrunch() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3 using the old keycrunch.c as a guide. +*/ + +#include "opie_cfg.h" + +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#if HAVE_STDLIB_H +#include <stdlib.h> +#endif /* HAVE_STDLIB_H */ +#include <ctype.h> + +#include "opie.h" + +int opiekeycrunch FUNCTION((algorithm, result, seed, secret), int algorithm AND char *result AND char *seed AND char *secret) +{ + int i, rval = -1; + char *c; + + if (!result || !seed || !secret) + return 1; + + i = strlen(seed) + strlen(secret); + if (!(c = malloc(i + 1))) + return -1; + + { + char *c2 = c; + + if (algorithm & 0x10) + while(*c2 = *(secret++)) c2++; + + while(*seed) + if (isspace(*(c2++) = tolower(*(seed++)))) + goto kcret; + + if (!(algorithm & 0x10)) + strcpy(c2, secret); + } + + opiehashlen(algorithm & 0x0f, c, result, i); + rval = 0; + +kcret: + { + char *c2 = c; + while(*c2) + *(c2++) = 0; + } + + free(c); + return rval; +} diff --git a/contrib/opie/libopie/lock.c b/contrib/opie/libopie/lock.c new file mode 100644 index 0000000..d6ea56e --- /dev/null +++ b/contrib/opie/libopie/lock.c @@ -0,0 +1,175 @@ +/* lock.c: The opielock() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Do refcounts whether or not we + actually lock. Fixed USER_LOCKING=0 case. + Modified by cmetz for OPIE 2.22. Added reference count for locks. + Changed lock filename/refcount symbol names to better indicate + that they're not user serviceable. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Use "principal" instead of "name" to make it clearer. + Ifdef around some headers, be more careful about allowed + error return values. Check open() return value properly. + Avoid NULL. + Created at NRL for OPIE 2.2 from opiesubr2.c +*/ +#include "opie_cfg.h" +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#if HAVE_UNISTD_H +#include <unistd.h> +#endif /* HAVE_UNISTD_H */ +#include <fcntl.h> +#if HAVE_STDLIB_H +#include <stdlib.h> +#endif /* HAVE_STDLIB_H */ +#include "opie.h" + +int __opie_lockrefcount = 0; + +#if USER_LOCKING +char *__opie_lockfilename = (char *)0; + +/* atexit() handler for opielock() */ +static VOIDRET opieunlockaeh FUNCTION_NOARGS +{ + if (__opie_lockfilename) { + __opie_lockrefcount = 0; + opieunlock(); + } +} +#endif /* USER_LOCKING */ + +/* + Serialize (we hope) authentication of user to prevent race conditions. + Creates a lock file with a name of OPIE_LOCK_PREFIX with the user name + appended. This file contains the pid of the lock's owner and a time() + stamp. We use the former to check for dead owners and the latter to + provide an upper bound on the lock duration. If there are any problems, + we assume the lock is bogus. + + The value of this locking and its security implications are still not + completely clear and require further study. + + One could conceivably hack this facility to provide locking of user + accounts after several authentication failures. + + Return -1 on low-level error, 0 if ok, 1 on locking failure. +*/ +int opielock FUNCTION((principal), char *principal) +{ +#if USER_LOCKING + int fh, waits = 0, rval = -1, pid, t, i; + char buffer[128], buffer2[128], *c, *c2; + + if (__opie_lockfilename) { + __opie_lockrefcount++; + return 0; + } + + if (!(__opie_lockfilename = (char *)malloc(sizeof(OPIE_LOCK_PREFIX) + strlen(principal)))) + return -1; + + strcpy(__opie_lockfilename, OPIE_LOCK_PREFIX); + strcat(__opie_lockfilename, principal); + + fh = 0; + while (!fh) + if ((fh = open(__opie_lockfilename, O_WRONLY | O_CREAT | O_EXCL, 0600)) < 0) { + if ((fh = open(__opie_lockfilename, O_RDWR, 0600)) < 0) + goto lockret; + if ((i = read(fh, buffer, sizeof(buffer))) <= 0) + goto lockret; + + buffer[sizeof(buffer) - 1] = 0; + buffer[i - 1] = 0; + + if (!(c = strchr(buffer, '\n'))) + break; + + *(c++) = 0; + + if (!(c2 = strchr(c, '\n'))) + break; + + *(c2++) = 0; + + if (!(pid = atoi(buffer))) + break; + + if (!(t = atoi(c))) + break; + + if ((time(0) + OPIE_LOCK_TIMEOUT) < t) + break; + + if (kill(pid, 0)) + break; + + close(fh); + fh = 0; + sleep(1); + if (waits++ > 3) { + rval = 1; + goto lockret; + }; + }; + + sprintf(buffer, "%d\n%d\n", getpid(), time(0)); + i = strlen(buffer) + 1; + if (lseek(fh, 0, SEEK_SET)) { + close(fh); + unlink(__opie_lockfilename); + fh = 0; + goto lockret; + }; + if (write(fh, buffer, i) != i) { + close(fh); + unlink(__opie_lockfilename); + fh = 0; + goto lockret; + }; + close(fh); + if ((fh = open(__opie_lockfilename, O_RDWR, 0600)) < 0) { + unlink(__opie_lockfilename); + goto lockret; + }; + if (read(fh, buffer2, i) != i) { + close(fh); + unlink(__opie_lockfilename); + fh = 0; + goto lockret; + }; + close(fh); + if (memcmp(buffer, buffer2, i)) { + unlink(__opie_lockfilename); + goto lockret; + }; + + __opie_lockrefcount++; + rval = 0; + atexit(opieunlockaeh); + +lockret: + if (fh) + close(fh); + return rval; +#else /* USER_LOCKING */ + __opie_lockrefcount++; + return 0; +#endif /* USER_LOCKING */ +} diff --git a/contrib/opie/libopie/login.c b/contrib/opie/libopie/login.c new file mode 100644 index 0000000..d70280f --- /dev/null +++ b/contrib/opie/libopie/login.c @@ -0,0 +1,130 @@ +/* login.c: The opielogin() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3. +*/ + +#include "opie_cfg.h" +#include <stdio.h> +#include <sys/types.h> +#include <utmp.h> + +#if DOUTMPX +#include <utmpx.h> +#define pututline(x) pututxline(x) +#define utmp utmpx +#endif /* DOUTMPX */ + +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#include <sys/stat.h> +#if DEBUG +#include <syslog.h> +#include <errno.h> +#endif /* DEBUG */ +#include "opie.h" + +int opielogin FUNCTION((line, name, host), char *line AND char *name AND char *host) +{ + struct utmp u; + int rval = 0; + + if (__opiegetutmpentry(line, &u)) { +#if DEBUG + syslog(LOG_DEBUG, "opielogin: __opiegetutmpentry(line=%s, &u) failed", line); +#endif /* DEBUG */ + memset(&u, 0, sizeof(struct utmp)); + if (!strncmp(line, "/dev/", 5)) + strncpy(u.ut_line, line + 5, sizeof(u.ut_line)); + else + strncpy(u.ut_line, line, sizeof(u.ut_line)); +#if DEBUG + syslog(LOG_DEBUG, "opielogin: continuing with ut_line=%s", u.ut_line); +#endif /* DEBUG */ + } + +#if HAVE_UT_TYPE && defined(USER_PROCESS) + u.ut_type = USER_PROCESS; +#endif /* HAVE_UT_TYPE && defined(USER_PROCESS) */ +#if HAVE_UT_PID + u.ut_pid = getpid(); +#endif /* HAVE_UT_PID */ + +#if HAVE_UT_NAME + strncpy(u.ut_name, name, sizeof(u.ut_name)); + u.ut_name[sizeof(u.ut_name)] = 0; +#else /* HAVE_UT_NAME */ +#error No ut_name field in struct utmp? (Please send in a bug report) +#endif /* HAVE_UT_NAME */ + +#if HAVE_UT_HOST + strncpy(u.ut_host, host, sizeof(u.ut_host)); + u.ut_host[sizeof(u.ut_host)] = 0; +#endif /* HAVE_UT_HOST */ + +#if DOUTMPX +#ifdef HAVE_ONE_ARG_GETTIMEOFDAY + gettimeofday(&u->ut_tv); +#else /* HAVE_ONE_ARG_GETTIMEOFDAY */ + gettimeofday(&u->ut_tv, NULL); +#endif /* HAVE_ONE_ARG_GETTIMEOFDAY */ +#else /* DOUTMPX */ + time(&u.ut_time); +#endif /* DOUTMPX */ + + pututline(&u); + endutent(); + +#if DEBUG + syslog(LOG_DEBUG, "opielogin: utmp suceeded"); +#endif /* DEBUG */ + +dowtmp: + { + FILE *f; + +#if DOUTMPX + updutmpx(_PATH_WTMPX, &u); +#else /* DOUTMPX */ + if (!(f = __opieopen(_PATH_WTMP, 2, 0664))) { + rval = -1; +#if DEBUG + syslog(LOG_DEBUG, "opielogin: wtmp open failed: %s (%d)", strerror(errno), errno); +#endif /* DEBUG */ + goto dosetlogin; + } + + if (fwrite(&u, sizeof(struct utmp), 1, f) != sizeof(struct utmp)) { +#if DEBUG + syslog(LOG_DEBUG, "opielogin: wtmp write failed: %s (%d)", strerror(errno), errno); +#endif /* DEBUG */ + rval = -1; + } + + fclose(f); +#endif /* DOUTMPX */ + } + +#if DEBUG + syslog(LOG_DEBUG, "opielogin: wtmp suceeded"); +#endif /* DEBUG */ + +dosetlogin: +#if HAVE_SETLOGIN + setlogin(name); +#endif /* HAVE_SETLOGIN */ + +#if DEBUG + syslog(LOG_DEBUG, "opielogin: rval=%d", rval); +#endif /* DEBUG */ + + return rval; +} diff --git a/contrib/opie/libopie/lookup.c b/contrib/opie/libopie/lookup.c new file mode 100644 index 0000000..e3df681 --- /dev/null +++ b/contrib/opie/libopie/lookup.c @@ -0,0 +1,30 @@ +/* lookup.c: The opielookup() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3 (re-write). +*/ + +#include "opie_cfg.h" +#include <stdio.h> +#include "opie.h" + +int opielookup FUNCTION((opie, principal), struct opie *opie AND char *principal) +{ + int i; + + memset(opie, 0, sizeof(struct opie)); + opie->opie_principal = principal; + + if (i = __opiereadrec(opie)) + return i; + + return (opie->opie_flags & __OPIE_FLAGS_RW) ? 0 : 2; +} + diff --git a/contrib/opie/libopie/md4c.c b/contrib/opie/libopie/md4c.c new file mode 100644 index 0000000..fd46857 --- /dev/null +++ b/contrib/opie/libopie/md4c.c @@ -0,0 +1,267 @@ +/* md4c.c: "RSA Data Security, Inc. MD4 Message-Digest Algorithm" + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Use the real memcpy() and memset(). Use unified context + structure. + Modified at NRL for OPIE 2.0. + Originally from RSADSI reference code. +*/ +/* Copyright (C) 1990-2, RSA Data Security, Inc. All rights reserved. + + License to copy and use this software is granted provided that it + is identified as the "RSA Data Security, Inc. MD4 Message-Digest + Algorithm" in all material mentioning or referencing this software + or this function. + + License is also granted to make and use derivative works provided + that such works are identified as "derived from the RSA Data + Security, Inc. MD4 Message-Digest Algorithm" in all material + mentioning or referencing the derived work. + + RSA Data Security, Inc. makes no representations concerning either + the merchantability of this software or the suitability of this + software for any particular purpose. It is provided "as is" + without express or implied warranty of any kind. + + These notices must be retained in any copies of any part of this + documentation and/or software. + */ + +#include "opie_cfg.h" +#include "opie.h" + +/* Constants for MD4Transform routine. + */ +#define S11 3 +#define S12 7 +#define S13 11 +#define S14 19 +#define S21 3 +#define S22 5 +#define S23 9 +#define S24 13 +#define S31 3 +#define S32 9 +#define S33 11 +#define S34 15 + +static VOIDRET MD4Transform __P((UINT4[4], unsigned char[64])); +static VOIDRET Encode __P((unsigned char *, UINT4 *, unsigned int)); +static VOIDRET Decode __P((UINT4 *, unsigned char *, unsigned int)); + +static unsigned char PADDING[64] = +{ + 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + +/* F, G and H are basic MD4 functions. + */ +#define F(x, y, z) (((x) & (y)) | ((~x) & (z))) +#define G(x, y, z) (((x) & (y)) | ((x) & (z)) | ((y) & (z))) +#define H(x, y, z) ((x) ^ (y) ^ (z)) + +/* ROTATE_LEFT rotates x left n bits. + */ +#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32-(n)))) + +/* FF, GG and HH are transformations for rounds 1, 2 and 3 */ +/* Rotation is separate from addition to prevent recomputation */ + +#define FF(a, b, c, d, x, s) { \ + (a) += F ((b), (c), (d)) + (x); \ + (a) = ROTATE_LEFT ((a), (s)); \ + } +#define GG(a, b, c, d, x, s) { \ + (a) += G ((b), (c), (d)) + (x) + (UINT4)0x5a827999; \ + (a) = ROTATE_LEFT ((a), (s)); \ + } +#define HH(a, b, c, d, x, s) { \ + (a) += H ((b), (c), (d)) + (x) + (UINT4)0x6ed9eba1; \ + (a) = ROTATE_LEFT ((a), (s)); \ + } + +/* MD4 initialization. Begins an MD4 operation, writing a new context. + */ +VOIDRET opiemd4init FUNCTION((context), struct opiemdx_ctx *context) +{ + context->count[0] = context->count[1] = 0; + + /* Load magic initialization constants. */ + context->state[0] = 0x67452301; + context->state[1] = 0xefcdab89; + context->state[2] = 0x98badcfe; + context->state[3] = 0x10325476; +} + +/* MD4 block update operation. Continues an MD4 message-digest + operation, processing another message block, and updating the + context. + */ +VOIDRET opiemd4update FUNCTION((context, input, inputLen), struct opiemdx_ctx *context AND unsigned char *input AND unsigned int inputLen) +{ + unsigned int i, index, partLen; + + /* Compute number of bytes mod 64 */ + index = (unsigned int) ((context->count[0] >> 3) & 0x3F); + /* Update number of bits */ + if ((context->count[0] += ((UINT4) inputLen << 3)) + < ((UINT4) inputLen << 3)) + context->count[1]++; + context->count[1] += ((UINT4) inputLen >> 29); + + partLen = 64 - index; + + /* Transform as many times as possible. */ + if (inputLen >= partLen) { + memcpy((POINTER) & context->buffer[index], (POINTER) input, partLen); + MD4Transform(context->state, context->buffer); + + for (i = partLen; i + 63 < inputLen; i += 64) + MD4Transform(context->state, &input[i]); + + index = 0; + } else + i = 0; + + /* Buffer remaining input */ + memcpy((POINTER) & context->buffer[index], (POINTER) & input[i], inputLen - i); +} + +/* MD4 finalization. Ends an MD4 message-digest operation, writing the + the message digest and zeroizing the context. + */ +VOIDRET opiemd4final FUNCTION((digest, context), unsigned char *digest AND struct opiemdx_ctx *context) +{ + unsigned char bits[8]; + unsigned int index, padLen; + + /* Save number of bits */ + Encode(bits, context->count, 8); + + /* Pad out to 56 mod 64. */ + index = (unsigned int) ((context->count[0] >> 3) & 0x3f); + padLen = (index < 56) ? (56 - index) : (120 - index); + opiemd4update(context, PADDING, padLen); + + /* Append length (before padding) */ + opiemd4update(context, bits, 8); + /* Store state in digest */ + Encode(digest, context->state, 16); + + /* Zeroize sensitive information. */ + memset((POINTER) context, 0, sizeof(*context)); +} + +/* MD4 basic transformation. Transforms state based on block. + */ +static VOIDRET MD4Transform FUNCTION((state, block), UINT4 state[4] AND unsigned char block[64]) +{ + UINT4 a = state[0], b = state[1], c = state[2], d = state[3], x[16]; + + Decode(x, block, 64); + + /* Round 1 */ + FF(a, b, c, d, x[0], S11); /* 1 */ + FF(d, a, b, c, x[1], S12); /* 2 */ + FF(c, d, a, b, x[2], S13); /* 3 */ + FF(b, c, d, a, x[3], S14); /* 4 */ + FF(a, b, c, d, x[4], S11); /* 5 */ + FF(d, a, b, c, x[5], S12); /* 6 */ + FF(c, d, a, b, x[6], S13); /* 7 */ + FF(b, c, d, a, x[7], S14); /* 8 */ + FF(a, b, c, d, x[8], S11); /* 9 */ + FF(d, a, b, c, x[9], S12); /* 10 */ + FF(c, d, a, b, x[10], S13); /* 11 */ + FF(b, c, d, a, x[11], S14); /* 12 */ + FF(a, b, c, d, x[12], S11); /* 13 */ + FF(d, a, b, c, x[13], S12); /* 14 */ + FF(c, d, a, b, x[14], S13); /* 15 */ + FF(b, c, d, a, x[15], S14); /* 16 */ + + /* Round 2 */ + GG(a, b, c, d, x[0], S21); /* 17 */ + GG(d, a, b, c, x[4], S22); /* 18 */ + GG(c, d, a, b, x[8], S23); /* 19 */ + GG(b, c, d, a, x[12], S24); /* 20 */ + GG(a, b, c, d, x[1], S21); /* 21 */ + GG(d, a, b, c, x[5], S22); /* 22 */ + GG(c, d, a, b, x[9], S23); /* 23 */ + GG(b, c, d, a, x[13], S24); /* 24 */ + GG(a, b, c, d, x[2], S21); /* 25 */ + GG(d, a, b, c, x[6], S22); /* 26 */ + GG(c, d, a, b, x[10], S23); /* 27 */ + GG(b, c, d, a, x[14], S24); /* 28 */ + GG(a, b, c, d, x[3], S21); /* 29 */ + GG(d, a, b, c, x[7], S22); /* 30 */ + GG(c, d, a, b, x[11], S23); /* 31 */ + GG(b, c, d, a, x[15], S24); /* 32 */ + + /* Round 3 */ + HH(a, b, c, d, x[0], S31); /* 33 */ + HH(d, a, b, c, x[8], S32); /* 34 */ + HH(c, d, a, b, x[4], S33); /* 35 */ + HH(b, c, d, a, x[12], S34); /* 36 */ + HH(a, b, c, d, x[2], S31); /* 37 */ + HH(d, a, b, c, x[10], S32); /* 38 */ + HH(c, d, a, b, x[6], S33); /* 39 */ + HH(b, c, d, a, x[14], S34); /* 40 */ + HH(a, b, c, d, x[1], S31); /* 41 */ + HH(d, a, b, c, x[9], S32); /* 42 */ + HH(c, d, a, b, x[5], S33); /* 43 */ + HH(b, c, d, a, x[13], S34); /* 44 */ + HH(a, b, c, d, x[3], S31); /* 45 */ + HH(d, a, b, c, x[11], S32); /* 46 */ + HH(c, d, a, b, x[7], S33); /* 47 */ + HH(b, c, d, a, x[15], S34); /* 48 */ + + state[0] += a; + state[1] += b; + state[2] += c; + state[3] += d; + + /* Zeroize sensitive information. */ + memset((POINTER) x, 0, sizeof(x)); +} + +/* Encodes input (UINT4) into output (unsigned char). Assumes len is + a multiple of 4. + */ +static VOIDRET Encode FUNCTION((output, input, len), unsigned char *output AND UINT4 *input AND unsigned int len) +{ + unsigned int i, j; + + for (i = 0, j = 0; j < len; i++, j += 4) { + output[j] = (unsigned char) (input[i] & 0xff); + output[j + 1] = (unsigned char) ((input[i] >> 8) & 0xff); + output[j + 2] = (unsigned char) ((input[i] >> 16) & 0xff); + output[j + 3] = (unsigned char) ((input[i] >> 24) & 0xff); + } +} + +/* Decodes input (unsigned char) into output (UINT4). Assumes len is + a multiple of 4. + */ +static VOIDRET Decode FUNCTION((output, input, len), UINT4 *output AND unsigned char *input AND unsigned int len) +{ + unsigned int i, j; + + for (i = 0, j = 0; j < len; i++, j += 4) + output[i] = ((UINT4) input[j]) | (((UINT4) input[j + 1]) << 8) | + (((UINT4) input[j + 2]) << 16) | (((UINT4) input[j + 3]) << 24); +} diff --git a/contrib/opie/libopie/md5c.c b/contrib/opie/libopie/md5c.c new file mode 100644 index 0000000..6b20508 --- /dev/null +++ b/contrib/opie/libopie/md5c.c @@ -0,0 +1,304 @@ +/* md5c.c: "RSA Data Security, Inc. MD5 Message-Digest Algorithm" + "derived from the RSA Data Security, Inc. MD5 Message-Digest Algorithm" + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Changed PTR to VOIDPTR. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Don't play macro games with memset/memcpy. Renamed exported + functions to avoid conflicts. Use unified context structure. + Modified at NRL for OPIE 2.1. Minor autoconf mods. + Modified at NRL for OPIE 2.0. + Originally from RSADSI reference code. +*/ +/* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All + rights reserved. + + License to copy and use this software is granted provided that it + is identified as the "RSA Data Security, Inc. MD5 Message-Digest + Algorithm" in all material mentioning or referencing this software + or this function. + + License is also granted to make and use derivative works provided + that such works are identified as "derived from the RSA Data + Security, Inc. MD5 Message-Digest Algorithm" in all material + mentioning or referencing the derived work. + + RSA Data Security, Inc. makes no representations concerning either + the merchantability of this software or the suitability of this + software for any particular purpose. It is provided "as is" + without express or implied warranty of any kind. + + These notices must be retained in any copies of any part of this + documentation and/or software. + */ + +#include "opie_cfg.h" +#include "opie.h" + +/* Constants for MD5Transform routine. + */ +#define S11 7 +#define S12 12 +#define S13 17 +#define S14 22 +#define S21 5 +#define S22 9 +#define S23 14 +#define S24 20 +#define S31 4 +#define S32 11 +#define S33 16 +#define S34 23 +#define S41 6 +#define S42 10 +#define S43 15 +#define S44 21 + +static VOIDRET MD5Transform __P((UINT4[4], unsigned char[64])); + +static unsigned char PADDING[64] = +{ + 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + +/* + * Encodes input (UINT4) into output (unsigned char). + * Assumes len is a multiple of 4. + */ +static VOIDRET EEncode FUNCTION((output, input, len), unsigned char *output AND UINT4 *input AND unsigned int len) +{ + unsigned int i, j; + + for (i = 0, j = 0; j < len; i++, j += 4) { + output[j] = (unsigned char) (input[i] & 0xff); + output[j + 1] = (unsigned char) ((input[i] >> 8) & 0xff); + output[j + 2] = (unsigned char) ((input[i] >> 16) & 0xff); + output[j + 3] = (unsigned char) ((input[i] >> 24) & 0xff); + } +} + +/* + * Decodes input (unsigned char) into output (UINT4). + * Assumes len is a multiple of 4. + */ +static VOIDRET EDecode FUNCTION((output, input, len), UINT4 *output AND unsigned char *input AND unsigned int len) +{ + unsigned int i, j; + + for (i = 0, j = 0; j < len; i++, j += 4) + output[i] = ((UINT4) input[j]) | (((UINT4) input[j + 1]) << 8) | + (((UINT4) input[j + 2]) << 16) | (((UINT4) input[j + 3]) << 24); +} + +/* F, G, H and I are basic MD5 functions. */ +#define F(x, y, z) (((x) & (y)) | ((~x) & (z))) +#define G(x, y, z) (((x) & (z)) | ((y) & (~z))) +#define H(x, y, z) ((x) ^ (y) ^ (z)) +#define I(x, y, z) ((y) ^ ((x) | (~z))) + +/* ROTATE_LEFT rotates x left n bits. */ +#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32-(n)))) + +/* FF, GG, HH, and II transformations for rounds 1, 2, 3, and 4. + Rotation is separate from addition to prevent recomputation. */ + +#define FF(a, b, c, d, x, s, ac) { \ + (a) += F ((b), (c), (d)) + (x) + (UINT4)(ac); \ + (a) = ROTATE_LEFT ((a), (s)); \ + (a) += (b); \ + } + +#define GG(a, b, c, d, x, s, ac) { \ + (a) += G ((b), (c), (d)) + (x) + (UINT4)(ac); \ + (a) = ROTATE_LEFT ((a), (s)); \ + (a) += (b); \ + } + +#define HH(a, b, c, d, x, s, ac) { \ + (a) += H ((b), (c), (d)) + (x) + (UINT4)(ac); \ + (a) = ROTATE_LEFT ((a), (s)); \ + (a) += (b); \ + } + +#define II(a, b, c, d, x, s, ac) { \ + (a) += I ((b), (c), (d)) + (x) + (UINT4)(ac); \ + (a) = ROTATE_LEFT ((a), (s)); \ + (a) += (b); \ + } + +/* MD5 initialization. Begins an MD5 operation, writing a new context. */ +VOIDRET opiemd5init FUNCTION((context), struct opiemdx_ctx *context) +{ + context->count[0] = context->count[1] = 0; + /* Load magic initialization constants. */ + context->state[0] = 0x67452301; + context->state[1] = 0xefcdab89; + context->state[2] = 0x98badcfe; + context->state[3] = 0x10325476; +} + +/* + * MD5 block update operation. Continues an MD5 message-digest + * operation, processing another message block, and updating the + * context. + */ +VOIDRET opiemd5update FUNCTION((context, input, inputLen), struct opiemdx_ctx *context AND unsigned char *input AND unsigned int inputLen) +{ + unsigned int i, index, partLen; + + /* Compute number of bytes mod 64 */ + index = (unsigned int) ((context->count[0] >> 3) & 0x3F); + + /* Update number of bits */ + if ((context->count[0] += ((UINT4) inputLen << 3)) < ((UINT4) inputLen << 3)) + context->count[1]++; + + context->count[1] += ((UINT4) inputLen >> 29); + partLen = 64 - index; + + /* Transform as many times as possible. */ + if (inputLen >= partLen) { + memcpy((VOIDPTR)&context->buffer[index], (VOIDPTR)input, partLen); + MD5Transform(context->state, context->buffer); + + for (i = partLen; i + 63 < inputLen; i += 64) + MD5Transform(context->state, &input[i]); + + index = 0; + } else + i = 0; + + /* Buffer remaining input */ + memcpy((VOIDPTR) & context->buffer[index], + (VOIDPTR) & input[i], + inputLen - i); +} + +/* MD5 finalization. Ends an MD5 message-digest operation, writing the + the message digest and zeroizing the context. + */ +VOIDRET opiemd5final FUNCTION((digest, context), unsigned char *digest AND struct opiemdx_ctx *context) +{ + unsigned char bits[8]; + unsigned int index, padLen; + + /* Save number of bits */ + EEncode(bits, context->count, 8); + + /* Pad out to 56 mod 64. */ + index = (unsigned int) ((context->count[0] >> 3) & 0x3f); + padLen = (index < 56) ? (56 - index) : (120 - index); + opiemd5update(context, PADDING, padLen); + + /* Append length (before padding) */ + opiemd5update(context, bits, 8); + + /* Store state in digest */ + EEncode(digest, context->state, 16); + + /* Zeroize sensitive information. */ + memset((VOIDPTR) context, 0, sizeof(*context)); +} + +/* MD5 basic transformation. Transforms state based on block. */ +static VOIDRET MD5Transform FUNCTION((state, block), UINT4 state[4] AND unsigned char block[64]) +{ + UINT4 a = state[0], b = state[1], c = state[2], d = state[3], x[16]; + + EDecode(x, block, 64); + + /* Round 1 */ + FF(a, b, c, d, x[0], S11, 0xd76aa478); /* 1 */ + FF(d, a, b, c, x[1], S12, 0xe8c7b756); /* 2 */ + FF(c, d, a, b, x[2], S13, 0x242070db); /* 3 */ + FF(b, c, d, a, x[3], S14, 0xc1bdceee); /* 4 */ + FF(a, b, c, d, x[4], S11, 0xf57c0faf); /* 5 */ + FF(d, a, b, c, x[5], S12, 0x4787c62a); /* 6 */ + FF(c, d, a, b, x[6], S13, 0xa8304613); /* 7 */ + FF(b, c, d, a, x[7], S14, 0xfd469501); /* 8 */ + FF(a, b, c, d, x[8], S11, 0x698098d8); /* 9 */ + FF(d, a, b, c, x[9], S12, 0x8b44f7af); /* 10 */ + FF(c, d, a, b, x[10], S13, 0xffff5bb1); /* 11 */ + FF(b, c, d, a, x[11], S14, 0x895cd7be); /* 12 */ + FF(a, b, c, d, x[12], S11, 0x6b901122); /* 13 */ + FF(d, a, b, c, x[13], S12, 0xfd987193); /* 14 */ + FF(c, d, a, b, x[14], S13, 0xa679438e); /* 15 */ + FF(b, c, d, a, x[15], S14, 0x49b40821); /* 16 */ + + /* Round 2 */ + GG(a, b, c, d, x[1], S21, 0xf61e2562); /* 17 */ + GG(d, a, b, c, x[6], S22, 0xc040b340); /* 18 */ + GG(c, d, a, b, x[11], S23, 0x265e5a51); /* 19 */ + GG(b, c, d, a, x[0], S24, 0xe9b6c7aa); /* 20 */ + GG(a, b, c, d, x[5], S21, 0xd62f105d); /* 21 */ + GG(d, a, b, c, x[10], S22, 0x2441453); /* 22 */ + GG(c, d, a, b, x[15], S23, 0xd8a1e681); /* 23 */ + GG(b, c, d, a, x[4], S24, 0xe7d3fbc8); /* 24 */ + GG(a, b, c, d, x[9], S21, 0x21e1cde6); /* 25 */ + GG(d, a, b, c, x[14], S22, 0xc33707d6); /* 26 */ + GG(c, d, a, b, x[3], S23, 0xf4d50d87); /* 27 */ + GG(b, c, d, a, x[8], S24, 0x455a14ed); /* 28 */ + GG(a, b, c, d, x[13], S21, 0xa9e3e905); /* 29 */ + GG(d, a, b, c, x[2], S22, 0xfcefa3f8); /* 30 */ + GG(c, d, a, b, x[7], S23, 0x676f02d9); /* 31 */ + GG(b, c, d, a, x[12], S24, 0x8d2a4c8a); /* 32 */ + + /* Round 3 */ + HH(a, b, c, d, x[5], S31, 0xfffa3942); /* 33 */ + HH(d, a, b, c, x[8], S32, 0x8771f681); /* 34 */ + HH(c, d, a, b, x[11], S33, 0x6d9d6122); /* 35 */ + HH(b, c, d, a, x[14], S34, 0xfde5380c); /* 36 */ + HH(a, b, c, d, x[1], S31, 0xa4beea44); /* 37 */ + HH(d, a, b, c, x[4], S32, 0x4bdecfa9); /* 38 */ + HH(c, d, a, b, x[7], S33, 0xf6bb4b60); /* 39 */ + HH(b, c, d, a, x[10], S34, 0xbebfbc70); /* 40 */ + HH(a, b, c, d, x[13], S31, 0x289b7ec6); /* 41 */ + HH(d, a, b, c, x[0], S32, 0xeaa127fa); /* 42 */ + HH(c, d, a, b, x[3], S33, 0xd4ef3085); /* 43 */ + HH(b, c, d, a, x[6], S34, 0x4881d05); /* 44 */ + HH(a, b, c, d, x[9], S31, 0xd9d4d039); /* 45 */ + HH(d, a, b, c, x[12], S32, 0xe6db99e5); /* 46 */ + HH(c, d, a, b, x[15], S33, 0x1fa27cf8); /* 47 */ + HH(b, c, d, a, x[2], S34, 0xc4ac5665); /* 48 */ + + /* Round 4 */ + II(a, b, c, d, x[0], S41, 0xf4292244); /* 49 */ + II(d, a, b, c, x[7], S42, 0x432aff97); /* 50 */ + II(c, d, a, b, x[14], S43, 0xab9423a7); /* 51 */ + II(b, c, d, a, x[5], S44, 0xfc93a039); /* 52 */ + II(a, b, c, d, x[12], S41, 0x655b59c3); /* 53 */ + II(d, a, b, c, x[3], S42, 0x8f0ccc92); /* 54 */ + II(c, d, a, b, x[10], S43, 0xffeff47d); /* 55 */ + II(b, c, d, a, x[1], S44, 0x85845dd1); /* 56 */ + II(a, b, c, d, x[8], S41, 0x6fa87e4f); /* 57 */ + II(d, a, b, c, x[15], S42, 0xfe2ce6e0); /* 58 */ + II(c, d, a, b, x[6], S43, 0xa3014314); /* 59 */ + II(b, c, d, a, x[13], S44, 0x4e0811a1); /* 60 */ + II(a, b, c, d, x[4], S41, 0xf7537e82); /* 61 */ + II(d, a, b, c, x[11], S42, 0xbd3af235); /* 62 */ + II(c, d, a, b, x[2], S43, 0x2ad7d2bb); /* 63 */ + II(b, c, d, a, x[9], S44, 0xeb86d391); /* 64 */ + + state[0] += a; + state[1] += b; + state[2] += c; + state[3] += d; + + /* Zeroize sensitive information. */ + memset((VOIDPTR)x, 0, sizeof(x)); +} diff --git a/contrib/opie/libopie/newseed.c b/contrib/opie/libopie/newseed.c new file mode 100644 index 0000000..af4cac7 --- /dev/null +++ b/contrib/opie/libopie/newseed.c @@ -0,0 +1,99 @@ +/* newseed.c: The opienewseed() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.22. +*/ + +#include "opie_cfg.h" +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#include <ctype.h> +#if HAVE_UNISTD_H +#include <unistd.h> +#endif /* HAVE_UNISTD_H */ +#if HAVE_SYS_UTSNAME_H +#include <sys/utsname.h> +#endif /* HAVE_SYS_UTSNAME_H */ +#include <errno.h> +#include "opie.h" + +int opienewseed FUNCTION((seed), char *seed) +{ + if (!seed) + return -1; + + if (seed[0]) { + int i; + + if ((i = strlen(seed)) >= OPIE_SEED_MIN) { + long j; + char *c; + + if (i > OPIE_SEED_MAX) + i = OPIE_SEED_MAX; + + c = seed + i - 1; + + while(c != seed) { + if (!isdigit(*c)) + break; + c--; + } + + c++; + + if (j = strtol(c, (char **)0, 10)) { + char buf[OPIE_SEED_MAX]; + + *c = 0; + strcpy(buf, seed); + + if (errno == ERANGE) { + j = 1; + } else { + int k = 1, l = OPIE_SEED_MAX - strlen(buf); + while(l--) k *= 10; + + if (++j >= k) + j = 1; + } + + sprintf(seed, "%s%04d", buf, j); + return 0; + } + } + } + + { + { + time_t now; + time(&now); + srand(now); + } + + { + struct utsname utsname; + + if (uname(&utsname) < 0) { +#if 0 + perror("uname"); +#endif /* 0 */ + utsname.nodename[0] = 'k'; + utsname.nodename[1] = 'e'; + } + utsname.nodename[2] = 0; + + sprintf(seed, "%s%04d", utsname.nodename, (rand() % 9999) + 1); + return 0; + } + } +} + diff --git a/contrib/opie/libopie/open.c b/contrib/opie/libopie/open.c new file mode 100644 index 0000000..0082c34 --- /dev/null +++ b/contrib/opie/libopie/open.c @@ -0,0 +1,61 @@ +/* open.c: The __opieopen() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3. +*/ +#include "opie_cfg.h" + +#include <stdio.h> +#include <sys/types.h> +#if HAVE_UNISTD_H +#include <unistd.h> +#endif /* HAVE_UNISTD_H */ +#include <sys/stat.h> +#include <errno.h> + +#include "opie.h" + +#if !HAVE_LSTAT +#define lstat(x, y) stat(x, y) +#endif /* !HAVE_LSTAT */ + +FILE *__opieopen FUNCTION((file, rw, mode), char *file AND int rw AND int mode) +{ + FILE *f; + struct stat st; + + if (lstat(file, &st)) { + if (errno != ENOENT) + return NULL; + + if (!(f = fopen(file, "w"))) + return NULL; + + fclose(f); + + if (chmod(file, mode)) + return NULL; + + if (lstat(file, &st)) + return NULL; + } + + if (!S_ISREG(st.st_mode)) + return NULL; + + { + char *fmodes[] = { "r", "r+", "a" }; + + if (!(f = fopen(file, fmodes[rw]))) + return NULL; + } + + return f; +} diff --git a/contrib/opie/libopie/parsechallenge.c b/contrib/opie/libopie/parsechallenge.c new file mode 100644 index 0000000..9dca1e6 --- /dev/null +++ b/contrib/opie/libopie/parsechallenge.c @@ -0,0 +1,70 @@ +/* parsechallenge.c: The _opieparsechallenge() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3 using generator.c as a guide. +*/ + +#include "opie_cfg.h" +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#include "opie.h" + +struct algorithm { + char *name; + int num; +}; + +static struct algorithm algorithms[] = { + { "md5", 5 }, + { "md4", 4 }, + { "sha1", 3 }, + { NULL, 0 }, +}; + +int _opieparsechallenge FUNCTION((buffer, algorithm, sequence, seed), char *buffer AND int *algorithm AND int *sequence AND char **seed) +{ + char *c; + + if (!(c = strchr(buffer, ' '))) + return 1; + + { + struct algorithm *a; + + for (a = algorithms; a->name && strncmp(buffer, a->name, (int)(c - buffer)); a++); + if (!a->name) + return -1; + + *algorithm = a->num; + } + + if ((*sequence = strtoul(++c, &c, 10)) > 9999) + return -1; + + while(*c && isspace(*c)) c++; + if (!*c) + return -1; + + buffer = c; + while(*c && !isspace(*c)) c++; + + { + int i = (int)(c - buffer); + + if ((i > OPIE_SEED_MAX) || (i < OPIE_SEED_MIN)) + return -1; + } + + *seed = buffer; + *c = 0; + + return 0; +} diff --git a/contrib/opie/libopie/passcheck.c b/contrib/opie/libopie/passcheck.c new file mode 100644 index 0000000..3b30d70 --- /dev/null +++ b/contrib/opie/libopie/passcheck.c @@ -0,0 +1,50 @@ +/* passcheck.c: The opiepasscheck() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. OPIE_PASS_{MIN,MAX} changed to + OPIE_SECRET_{MIN,MAX}. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Created at NRL for OPIE 2.2 from opiesubr.c. +*/ +#include "opie_cfg.h" + +#include <stdio.h> +#include <string.h> + +#include "opie.h" + +/* + Applies "good password" rules to the secret pass phrase. + + We currently implement the following: + + Passwords must be at least OPIE_SECRET_MIN (10) characters long. + Passwords must be at most OPIE_SECRET_MAX (127) characters long. + + N.B.: Passing NULL pointers to this function is a bad idea. +*/ +int opiepasscheck FUNCTION((secret), char *secret) +{ + int len = strlen(secret); + + if (len < OPIE_SECRET_MIN) + return 1; + + if (len > OPIE_SECRET_MAX) + return 1; + + return 0; +} diff --git a/contrib/opie/libopie/passwd.c b/contrib/opie/libopie/passwd.c new file mode 100644 index 0000000..e50bf17 --- /dev/null +++ b/contrib/opie/libopie/passwd.c @@ -0,0 +1,74 @@ +/* passwd.c: The opiepasswd() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Modified by cmetz for OPIE 2.3. Split most of the function off + and turned this into a front-end for the new __opiewriterec(). + Added code to compute the key from the secret. Use the opie_ + prefix. Use new opieatob8() and opiebtoa8() return values. + Created by cmetz for OPIE 2.22. +*/ + +#include "opie_cfg.h" +#include "opie.h" + +int opiepasswd FUNCTION((old, mode, principal, n, seed, ks), struct opie *old AND int mode AND char *principal AND int n AND char *seed AND char *ks) +{ + int i; + struct opie opie; + + if ((mode & 1) && opieinsecure()) + return -1; + + memset(&opie, 0, sizeof(struct opie)); + + if (old) { + opie.opie_flags = old->opie_flags; + opie.opie_recstart = old->opie_recstart; + opie.opie_extrecstart = old->opie_extrecstart; + } + + opie.opie_principal = principal; + opie.opie_n = n; + opie.opie_seed = seed; + + if (ks) { + char key[8]; + + if (mode & 1) { + if (opiekeycrunch(MDX, key, seed, ks)) + return -1; + for (i = n; i; i--) + opiehash(key, MDX); + if (!(opie.opie_val = opiebtoa8(opie.opie_buf, key))) + return -1; + + if (opiekeycrunch(MDX | 0x10, key, seed, ks)) + return -1; + + if (!(opie.opie_reinitkey = opiebtoa8(opie.opie_extbuf, key))) + return -1; + } else { + if ((opieetob(key, ks) != 1) && !opieatob8(key, ks)) + return 1; + if (!(opie.opie_val = opiebtoa8(opie.opie_buf, key))) + return 1; + } + } + + if (opielock(principal)) + return -1; + + i = __opiewriterec(&opie); + + if (opieunlock()) + return -1; + + return i; +} diff --git a/contrib/opie/libopie/randomchallenge.c b/contrib/opie/libopie/randomchallenge.c new file mode 100644 index 0000000..6e0d5b7 --- /dev/null +++ b/contrib/opie/libopie/randomchallenge.c @@ -0,0 +1,43 @@ +/* randomchallenge.c: The opierandomchallenge() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Add sha support. + Modified by cmetz for OPIE 2.22. Don't include stdio.h. + Use opienewseed(). Don't include unneeded headers. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Changed use of gethostname() to uname(). Ifdefed around some + headers. + Created at NRL for OPIE 2.2 from opiesubr2.c +*/ + +#include "opie_cfg.h" +#include "opie.h" + +static char *algids[] = { NULL, NULL, NULL, "sha1", "md4", "md5" }; + +/* Generate a random challenge */ +/* This could grow into quite a monster, really. Random is good enough for + most situations; it is certainly better than a fixed string */ +VOIDRET opierandomchallenge FUNCTION((prompt), char *prompt) +{ + char buf[OPIE_SEED_MAX + 1]; + + buf[0] = 0; + if (opienewseed(buf)) + strcpy(buf, "ke4452"); + + sprintf(prompt, "otp-%s %d %s", algids[MDX], (rand() % 499) + 1, buf); +} diff --git a/contrib/opie/libopie/readpass.c b/contrib/opie/libopie/readpass.c new file mode 100644 index 0000000..4dc22e2 --- /dev/null +++ b/contrib/opie/libopie/readpass.c @@ -0,0 +1,304 @@ +/* readpass.c: The opiereadpass() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Use TCSAFLUSH always. + Modified by cmetz for OPIE 2.22. Replaced echo w/ flags. + Really use FUNCTION. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Flush extraneous characters up to eol. Handle gobs of possible + erase and kill keys if on a terminal. To do so, use RAW + terminal I/O and handle echo ourselves. (should also help + DOS et al portability). Fixed include order. Re-did MSDOS + and OS/2 includes. Set up VMIN and VTIME. Added some non-UNIX + portability cruft. Limit backspacing and killing. In terminal + mode, eat random other control characters. Added eof handling. + Created at NRL for OPIE 2.2 from opiesubr.c. Change opiestrip_crlf to + opiestripcrlf. Don't strip to seven bits. +*/ +#include "opie_cfg.h" + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> /* ANSI C standard library */ + +#ifdef unix +#include <fcntl.h> /* POSIX file control function headers */ +#include <termios.h> /* POSIX Terminal I/O functions */ +#if HAVE_UNISTD_H +#include <unistd.h> /* POSIX standard definitions */ +#endif /* HAVE_UNISTD_H */ +#include <signal.h> +#include <setjmp.h> +#endif /* unix */ + +#ifdef __MSDOS__ +#include <dos.h> +#endif /* __MSDOS__ */ + +#ifdef __OS2__ +#define INCL_KBD +#include <os2.h> +#include <io.h> +#endif /* __OS2__ */ + +#include "opie.h" + +#define CONTROL(x) (x - 64) + +char *bsseq = "\b \b"; + +#ifdef unix +static jmp_buf jmpbuf; + +static VOIDRET catch FUNCTION((i), int i) +{ + longjmp(jmpbuf, 1); +} +#endif /* unix */ + +char *opiereadpass FUNCTION((buf, len, flags), char *buf AND int len AND int flags) +{ +#ifdef unix + struct termios attr, orig_attr; +#endif /* unix */ + char erase[5]; + char kill[4]; + char eof[4]; + + memset(erase, 0, sizeof(erase)); + memset(kill, 0, sizeof(kill)); + memset(eof, 0, sizeof(eof)); + + /* This section was heavily rewritten by rja following the model of code + samples circa page 151 of the POSIX Programmer's Guide by Donald Lewine, + ISBN 0-937175-73-0. That book is Copyright 1991 by O'Reilly & + Associates, Inc. All Rights Reserved. I recommend the book to anyone + trying to write portable software. rja */ + +#ifdef unix + if (setjmp(jmpbuf)) + goto error; + + signal(SIGINT, catch); +#endif /* unix */ + + /* Flush any pending output */ + fflush(stderr); + fflush(stdout); + +#ifdef unix + /* Get original terminal attributes */ + if (isatty(0)) { + if (tcgetattr(0, &orig_attr)) + return NULL; + + /* copy terminal settings into attr */ + memcpy(&attr, &orig_attr, sizeof(struct termios)); + + attr.c_lflag &= ~(ECHO | ICANON); + attr.c_lflag |= ISIG; + + attr.c_cc[VMIN] = 1; + attr.c_cc[VTIME] = 0; + + erase[0] = CONTROL('H'); + erase[1] = 127; + +#ifdef CERASE + { + char *e = erase; + + while(*e) + if (*(e++) == CERASE) + break; + + if (!*e) + *e = CERASE; + } +#endif /* CERASE */ +#ifdef VERASE + { + char *e = erase; + + while(*e) + if (*(e++) == attr.c_cc[VERASE]) + break; + + if (!*e) + *e = attr.c_cc[VERASE]; + } +#endif /* VERASE */ + + kill[0] = CONTROL('U'); +#ifdef CKILL + { + char *e = kill; + + while(*e) + if (*(e++) == CKILL) + break; + + if (!*e) + *e = CKILL; + } +#endif /* CKILL */ +#ifdef VKILL + { + char *e = kill; + + while(*e) + if (*(e++) == attr.c_cc[VKILL]) + break; + + if (!*e) + *e = attr.c_cc[VKILL]; + } +#endif /* VKILL */ + + eof[0] = CONTROL('D'); +#ifdef CEOF + { + char *e = eof; + + while(*e) + if (*(e++) == CEOF) + break; + + if (!*e) + *e = CEOF; + } +#endif /* CEOF */ +#ifdef VEOF + { + char *e = eof; + + while(*e) + if (*(e++) == attr.c_cc[VEOF]) + break; + + if (!*e) + *e = VEOF; + } +#endif /* VEOF */ + + if (tcsetattr(0, TCSAFLUSH, &attr)) + goto error; + } +#else /* unix */ + erase[0] = CONTROL('H'); + erase[1] = 127; + kill[0] = CONTROL('U'); + eof[0] = CONTROL('D'); + eof[1] = CONTROL('Z'); +#endif /* unix */ + + { + char *c = buf, *end = buf + len, *e; +#ifdef __OS2__ + KBDKEYINFO keyInfo; +#endif /* __OS2__ */ + +loop: +#ifdef unix + if (read(0, c, 1) != 1) + goto error; +#endif /* unix */ +#ifdef MSDOS + *c = bdos(7, 0, 0); +#endif /* MSDOS */ +#ifdef __OS2__ + KbdCharIn(&keyInfo, 0, 0); + *c = keyInfo.chChar; +#endif /* __OS2__ */ + + if ((*c == '\r') || (*c == '\n')) { + *c = 0; + goto restore; + } + + e = eof; + while(*e) + if (*(e++) == *c) + goto error; + + e = erase; + while(*e) + if (*(e++) == *c) { + if (c <= buf) + goto beep; + + if (flags & 1) + write(1, bsseq, sizeof(bsseq) - 1); + c--; + goto loop; + } + + e = kill; + while(*e) + if (*(e++) == *c) { + if (c <= buf) + goto beep; + + if (flags & 1) + while(c-- > buf) + write(1, bsseq, sizeof(bsseq) - 1); + + c = buf; + goto loop; + } + + if (c < end) { + if (*c < 32) + goto beep; + if (flags & 1) + write(1, c, 1); + c++; + } else { + beep: + *c = CONTROL('G'); + write(1, c, 1); + } + + goto loop; + } + +restore: +#ifdef unix + /* Restore previous tty modes */ + if (isatty(0)) + if (tcsetattr(0, TCSAFLUSH, &orig_attr)) + return NULL; + + signal(SIGINT, SIG_DFL); +#endif /* unix */ + + /* After the secret key is taken from the keyboard, the line feed is + written to standard error instead of standard output. That means that + anyone using the program from a terminal won't notice, but capturing + standard output will get the key words without a newline in front of + them. */ + if (!(flags & 4)) { + fprintf(stderr, "\n"); + fflush(stderr); + } + + return buf; + +error: + *buf = 0; + buf = NULL; + goto restore; +} diff --git a/contrib/opie/libopie/readrec.c b/contrib/opie/libopie/readrec.c new file mode 100644 index 0000000..c98daaa --- /dev/null +++ b/contrib/opie/libopie/readrec.c @@ -0,0 +1,218 @@ +/* readrec.c: The __opiereadrec() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3. +*/ +#include "opie_cfg.h" + +#include <stdio.h> +#include <sys/types.h> +#if HAVE_UNISTD_H +#include <unistd.h> +#endif /* HAVE_UNISTD_H */ +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#if HAVE_STDLIB_H +#include <stdlib.h> +#endif /* HAVE_STDLIB_H */ +#if HAVE_FCNTL_H +#include <fcntl.h> +#endif /* HAVE_FCNTL_H */ +#include <ctype.h> +#include <errno.h> +#if DEBUG +#include <syslog.h> +#endif /* DEBUG */ +#include "opie.h" + +static int parserec FUNCTION((opie), struct opie *opie) +{ + char *c, *c2; + + if (!(c2 = strchr(opie->opie_principal = opie->opie_buf, ' '))) + return -1; + + while(*c2 == ' ') c2++; + *(c2 - 1) = 0; + + if (!(c2 = strchr(c = c2, ' '))) + return -1; + + *(c2++) = 0; + + if (!(opie->opie_n = atoi(c))) + return -1; + + if (!(c2 = strchr(opie->opie_seed = c2, ' '))) + return -1; + + *(c2++) = 0; + + while(*c2 == ' ') c2++; + + if (!(c2 = strchr(opie->opie_val = c2, ' '))) + return -1; + + *(c2++) = 0; + + return 0; +} + +static int parseextrec FUNCTION((opie), struct opie *opie) +{ + char *c; + + if (!(c = strchr(opie->opie_extbuf, ' '))) + return -1; + + *(c++) = 0; + while(*c == ' ') c++; + + if (!(c = strchr(opie->opie_reinitkey = c, ' '))) + return -1; + + *(c++) = 0; + + return 0; +} + +int __opiereadrec FUNCTION((opie), struct opie *opie) +{ + FILE *f = NULL, *f2 = NULL; + int rval = -1; + + if (!(f = __opieopen(STD_KEY_FILE, 0, 0644))) { +#if DEBUG + syslog(LOG_DEBUG, "__opiereadrec: __opieopen(STD_KEY_FILE..) failed!"); +#endif /* DEBUG */ + goto ret; + } + + if (!(f2 = __opieopen(EXT_KEY_FILE, 0, 0600))) { +#if DEBUG + syslog(LOG_DEBUG, "__opiereadrec: __opieopen(EXT_KEY_FILE..) failed!"); +#endif /* DEBUG */ + } + + { + int i; + + if ((i = open(STD_KEY_FILE, O_RDWR)) < 0) { + opie->opie_flags &= ~__OPIE_FLAGS_RW; +#if DEBUG + syslog(LOG_DEBUG, "__opiereadrec: open(STD_KEY_FILE, O_RDWR) failed: %s", strerror(errno)); +#endif /* DEBUG */ + } else { + close(i); + if ((i = open(EXT_KEY_FILE, O_RDWR)) < 0) { + opie->opie_flags &= ~__OPIE_FLAGS_RW; +#if DEBUG + syslog(LOG_DEBUG, "__opiereadrec: open(STD_KEY_FILE, O_RDWR) failed: %s", strerror(errno)); +#endif /* DEBUG */ + } else { + close(i); + opie->opie_flags |= __OPIE_FLAGS_RW; + } + } + } + + if (opie->opie_buf[0]) { + if (fseek(f, opie->opie_recstart, SEEK_SET)) + goto ret; + + if (fgets(opie->opie_buf, sizeof(opie->opie_buf), f)) + goto ret; + + if (parserec(opie)) + goto ret; + + if (opie->opie_extbuf[0]) { + if (!f2) { +#if DEBUG + syslog(LOG_DEBUG, "__opiereadrec: can't read ext file, but could before?"); +#endif /* DEBUG */ + goto ret; + } + + if (fseek(f2, opie->opie_extrecstart, SEEK_SET)) + goto ret; + + if (fgets(opie->opie_extbuf, sizeof(opie->opie_extbuf), f2)) + goto ret; + + if (parseextrec(opie)) + goto ret; + } + + rval = 0; + goto ret; + } + + if (!opie->opie_principal) + return -1; + + { + char *c, principal[OPIE_PRINCIPAL_MAX]; + int i; + + if (c = strchr(opie->opie_principal, ':')) + *c = 0; + if (strlen(opie->opie_principal) > OPIE_PRINCIPAL_MAX) + (opie->opie_principal)[OPIE_PRINCIPAL_MAX] = 0; + + strcpy(principal, opie->opie_principal); + + do { + if ((opie->opie_recstart = ftell(f)) < 0) + goto ret; + + if (!fgets(opie->opie_buf, sizeof(opie->opie_buf), f)) { + rval = 1; + goto ret; + } + + if (parserec(opie)) + goto ret; + } while (strcmp(principal, opie->opie_principal)); + + if (!f2) { + opie->opie_extbuf[0] = rval = 0; + goto ret; + } + + do { + if ((opie->opie_extrecstart = ftell(f2)) < 0) + goto ret; + + if (!fgets(opie->opie_extbuf, sizeof(opie->opie_extbuf), f2)) { + if (feof(f2)) { + opie->opie_reinitkey = NULL; + rval = 0; + } else + rval = 1; + goto ret; + } + + if (parseextrec(opie)) + goto ret; + } while (strcmp(principal, opie->opie_extbuf)); + + rval = 0; + } + +ret: + if (f) + fclose(f); + if (f2) + fclose(f2); + return rval; +} + diff --git a/contrib/opie/libopie/unlock.c b/contrib/opie/libopie/unlock.c new file mode 100644 index 0000000..35c266d --- /dev/null +++ b/contrib/opie/libopie/unlock.c @@ -0,0 +1,103 @@ +/* unlock.c: The opieunlock() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.3. Do refcounts whether or not + we actually lock. Fixed USER_LOCKING=0 case. + Modified by cmetz for OPIE 2.22. Added reference count support. + Changed lock filename/refcount symbol names to better indicate + that they're not user serviceable. + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration. + Check for read() == -1. ifdef around unistd.h. + Created at NRL for OPIE 2.2 from opiesubr2.c +*/ +#include "opie_cfg.h" +#include <string.h> +#if HAVE_UNISTD_H +#include <unistd.h> +#endif /* HAVE_UNISTD_H */ +#include <fcntl.h> +#include "opie.h" + +extern int __opie_lockrefcount; +#if USER_LOCKING +extern char *__opie_lockfilename; +#endif /* USER_LOCKING */ + +/* + Just remove the lock, right? + Well, not exactly -- we need to make sure it's ours. +*/ +int opieunlock FUNCTION_NOARGS +{ +#if USER_LOCKING + int fh, rval = -1, pid, t, i; + char buffer[128], *c, *c2; + + if (--__opie_lockrefcount > 0) + return 0; + + if (!__opie_lockfilename) + return -1; + + if (!(fh = open(__opie_lockfilename, O_RDWR, 0600))) + goto unlockret; + + if ((i = read(fh, buffer, sizeof(buffer))) < 0) + goto unlockret; + + buffer[sizeof(buffer) - 1] = 0; + buffer[i - 1] = 0; + + if (!(c = strchr(buffer, '\n'))) + goto unlockret; + + *(c++) = 0; + + if (!(c2 = strchr(c, '\n'))) + goto unlockret; + + *(c2++) = 0; + + if (!(pid = atoi(buffer))) + goto unlockret; + + if (!(t = atoi(c))) + goto unlockret; + + if ((pid != getpid()) && (time(NULL) + OPIE_LOCK_TIMEOUT <= t) && + (!kill(pid, 0))) { + rval = 1; + goto unlockret1; + } + + rval = 0; + +unlockret: + unlink(__opie_lockfilename); + +unlockret1: + if (fh) + close(fh); + free(__opie_lockfilename); + __opie_lockfilename = NULL; + return rval; +#else /* USER_LOCKING */ + if (__opie_lockrefcount-- > 0) + return 0; + + return -1; +#endif /* USER_LOCKING */ +} diff --git a/contrib/opie/libopie/verify.c b/contrib/opie/libopie/verify.c new file mode 100644 index 0000000..7388a8a --- /dev/null +++ b/contrib/opie/libopie/verify.c @@ -0,0 +1,255 @@ +/* verify.c: The opieverify() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3 using the old verify.c as a guide. +*/ + +#include "opie_cfg.h" +#ifdef HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#include "opie.h" + +#define RESPONSE_STANDARD 0 +#define RESPONSE_WORD 1 +#define RESPONSE_HEX 2 +#define RESPONSE_INIT 3 +#define RESPONSE_INIT_WORD 4 +#define RESPONSE_UNKNOWN 5 + +struct _rtrans { + int type; + char *name; +}; + +static struct _rtrans rtrans[] = { + { RESPONSE_WORD, "word" }, + { RESPONSE_HEX, "hex" }, + { RESPONSE_INIT, "init" }, + { RESPONSE_INIT_WORD, "init-word" }, + { RESPONSE_STANDARD, "" }, + { RESPONSE_UNKNOWN, NULL } +}; + +static char *algids[] = { NULL, NULL, NULL, "sha1", "md4", "md5" }; + +static int changed FUNCTION((opie), struct opie *opie) +{ + struct opie opie2; + + memset(&opie2, 0, sizeof(struct opie)); + opie2.opie_principal = opie->opie_principal; + if (__opiereadrec(&opie2)) + return 1; + + if ((opie2.opie_n != opie->opie_n) || strcmp(opie2.opie_val, opie->opie_val) || strcmp(opie2.opie_seed, opie->opie_seed)) + return 1; + + memset(&opie2, 0, sizeof(struct opie)); + return 0; +} + +int opieverify FUNCTION((opie, response), struct opie *opie AND char *response) +{ + int i, rval = -1; + char *c; + char key[8], fkey[8], lastkey[8]; + struct opie nopie; + + if (!opie || !response) + goto verret; + + if (!opie->opie_principal) +#if DEBUG + abort(); +#else /* DEBUG */ + goto verret; +#endif /* DEBUG */ + + if (!opieatob8(lastkey, opie->opie_val)) + goto verret; + + if (c = strchr(response, ':')) { + *(c++) = 0; + { + struct _rtrans *r; + for (r = rtrans; r->name && strcmp(r->name, response); r++); + i = r->type; + } + } else + i = RESPONSE_STANDARD; + + switch(i) { + case RESPONSE_STANDARD: + i = 1; + + if (opieetob(key, response) == 1) { + memcpy(fkey, key, sizeof(key)); + opiehash(fkey, MDX); + i = memcmp(fkey, lastkey, sizeof(key)); + } + if (i && opieatob8(key, response)) { + memcpy(fkey, key, sizeof(key)); + opiehash(fkey, MDX); + i = memcmp(fkey, lastkey, sizeof(key)); + } + break; + case RESPONSE_WORD: + i = 1; + + if (opieetob(key, c) == 1) { + memcpy(fkey, key, sizeof(key)); + opiehash(fkey, MDX); + i = memcmp(fkey, lastkey, sizeof(key)); + } + break; + case RESPONSE_HEX: + i = 1; + + if (opieatob8(key, c)) { + memcpy(fkey, key, sizeof(key)); + opiehash(fkey, MDX); + i = memcmp(fkey, lastkey, sizeof(key)); + } + break; + case RESPONSE_INIT: + case RESPONSE_INIT_WORD: + { + char *c2; + char newkey[8], ckxor[8], ck[8], cv[8], cvc[8]; + char buf[OPIE_SEED_MAX + 48 + 1]; + + if (!(c2 = strchr(c, ':'))) + goto verret; + + *(c2++) = 0; + + if (i == RESPONSE_INIT) { + if (!opieatob8(key, c)) + goto verret; + } else { + if (opieetob(key, c) != 1) + goto verret; + } + + memcpy(fkey, key, sizeof(key)); + opiehash(fkey, MDX); + + if (memcmp(fkey, lastkey, sizeof(key))) + goto verret; + + if (changed(opie)) + goto verret; + + opie->opie_n--; + + if (!opiebtoa8(opie->opie_val, key)) + goto verret; + + if (__opiewriterec(opie)) + goto verret; + + if (!(c2 = strchr(c = c2, ':'))) + goto verret; + + *(c2++) = 0; + + { + int j; + + if (_opieparsechallenge(c, &j, &(opie->opie_n), &(opie->opie_seed)) || (j != MDX)) + goto verret; + } + + if (!(c2 = strchr(c = c2, ':'))) + goto verret; + + *(c2++) = 0; + + if (i == RESPONSE_INIT) { + if (!opieatob8(newkey, c)) + goto verret; + } else { + if (opieetob(newkey, c) != 1) + goto verret; + } + + if (!opie->opie_reinitkey || (opie->opie_reinitkey[0] == '*')) + goto verwrt; + + if (!(c2 = strchr(c = c2, ':'))) + goto verret; + + *(c2++) = 0; + + if (i == RESPONSE_INIT) { + if (!opieatob8(ckxor, c)) + goto verret; + if (!opieatob8(cv, c2)) + goto verret; + } else { + if (opieetob(ckxor, c) != 1) + goto verret; + if (opieetob(cv, c2) != 1) + goto verret; + } + + if (!opieatob8(ck, opie->opie_reinitkey)) + goto verret; + + c = buf; + memcpy(c, ck, sizeof(ck)); c += sizeof(ck); + memcpy(c, key, sizeof(key)); c += sizeof(key); + c += sprintf(c, "%s 499 %s", algids[MDX], opie->opie_seed); + memcpy(c, newkey, sizeof(newkey)); c += sizeof(newkey); + memcpy(c, ckxor, sizeof(ckxor)); c += sizeof(ckxor); + memcpy(c, ck, sizeof(ck)); c += sizeof(ck); + opiehashlen(MDX, buf, cvc, (unsigned int)c - (unsigned int)buf); + + if (memcmp(cv, cvc, sizeof(cv))) + goto verret; + + for (i = 0; i < 8; i++) + ck[i] ^= ckxor[i]; + + if (!opiebtoa8(opie->opie_reinitkey, ck)) + goto verret; + + memcpy(key, newkey, sizeof(key)); + } + goto verwrt; + case RESPONSE_UNKNOWN: + rval = 1; + goto verret; + default: + rval = -1; + goto verret; + } + + if (i) { + rval = 1; + goto verret; + } + + if (changed(opie)) + goto verret; + + opie->opie_n--; + +verwrt: + if (!opiebtoa8(opie->opie_val, key)) + goto verret; + rval = __opiewriterec(opie); + +verret: + opieunlock(); + memset(opie, 0, sizeof(struct opie)); + return rval; +} diff --git a/contrib/opie/libopie/version.c b/contrib/opie/libopie/version.c new file mode 100644 index 0000000..48b1dc5 --- /dev/null +++ b/contrib/opie/libopie/version.c @@ -0,0 +1,27 @@ +/* version.c: The opieversion() library function. + +%%% portions-copyright-cmetz +Portions of this software are Copyright 1996 by Craig Metz, All Rights +Reserved. The Inner Net License Version 2 applies to these portions of +the software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + +Portions of this software are Copyright 1995 by Randall Atkinson and Dan +McDonald, All Rights Reserved. All Rights under this copyright are assigned +to the U.S. Naval Research Laboratory (NRL). The NRL Copyright Notice and +License Agreement applies to this software. + + History: + + Modified by cmetz for OPIE 2.2. Use FUNCTION declaration et al. + Created at NRL for OPIE 2.2 from opiesubr.c. +*/ +#include "opie_cfg.h" +#include "opie.h" + +VOIDRET opieversion FUNCTION_NOARGS +{ + printf("\nOPIE %s (%s)\n\n", VERSION, DATE); + exit(0); +} diff --git a/contrib/opie/libopie/writerec.c b/contrib/opie/libopie/writerec.c new file mode 100644 index 0000000..6978669 --- /dev/null +++ b/contrib/opie/libopie/writerec.c @@ -0,0 +1,85 @@ +/* writerec.c: The __opiewriterec() library function. + +%%% copyright-cmetz +This software is Copyright 1996 by Craig Metz, All Rights Reserved. +The Inner Net License Version 2 applies to this software. +You should have received a copy of the license with this software. If +you didn't get a copy, you may request one from <license@inner.net>. + + History: + + Created by cmetz for OPIE 2.3 from passwd.c. +*/ +#include "opie_cfg.h" + +#include <stdio.h> +#if TM_IN_SYS_TIME +#include <sys/time.h> +#else /* TM_IN_SYS_TIME */ +#include <time.h> +#endif /* TM_IN_SYS_TIME */ +#include <sys/types.h> +#if HAVE_UNISTD_H +#include <unistd.h> +#endif /* HAVE_UNISTD_H */ +#if HAVE_STRING_H +#include <string.h> +#endif /* HAVE_STRING_H */ +#if HAVE_STDLIB_H +#include <stdlib.h> +#endif /* HAVE_STDLIB_H */ +#include "opie.h" + +char *__opienone = "****************"; + +int __opiewriterec FUNCTION((opie), struct opie *opie) +{ + char buf[17], buf2[64]; + time_t now; + FILE *f, *f2 = NULL; + int i = 0; + + time(&now); + if (strftime(buf2, sizeof(buf2), " %b %d,%Y %T", localtime(&now)) < 1) + return -1; + + if (!(opie->opie_flags & __OPIE_FLAGS_READ)) { + struct opie opie2; + i = opielookup(&opie2, opie->opie_principal); + } + + switch(i) { + case 0: + if (!(f = __opieopen(STD_KEY_FILE, 1, 0644))) + return -1; + if (!(f2 = __opieopen(EXT_KEY_FILE, 1, 0600))) + return -1; + if (fseek(f, opie->opie_recstart, SEEK_SET)) + return -1; + if (fseek(f2, opie->opie_extrecstart, SEEK_SET)) + return -1; + break; + case 1: + if (!(f = __opieopen(STD_KEY_FILE, 2, 0644))) + return -1; + if (!(f2 = __opieopen(EXT_KEY_FILE, 2, 0600))) + return -1; + break; + default: + return -1; + } + + if (fprintf(f, "%s %04d %-16s %s %-21s\n", opie->opie_principal, opie->opie_n, opie->opie_seed, opie->opie_val ? opie->opie_val : __opienone, buf2) < 1) + return -1; + + fclose(f); + + if (f2) { + if (fprintf(f2, "%-32s %-16s %-77s\n", opie->opie_principal, opie->opie_reinitkey ? opie->opie_reinitkey : __opienone, "") < 1) + return -1; + + fclose(f2); + } + + return 0; +} |