diff options
Diffstat (limited to 'contrib/tcpdump/util.c')
| -rw-r--r-- | contrib/tcpdump/util.c | 151 |
1 files changed, 80 insertions, 71 deletions
diff --git a/contrib/tcpdump/util.c b/contrib/tcpdump/util.c index 3a3094c..57e3a03 100644 --- a/contrib/tcpdump/util.c +++ b/contrib/tcpdump/util.c @@ -21,7 +21,7 @@ #ifndef lint static const char rcsid[] = - "@(#) $Header: /tcpdump/master/tcpdump/util.c,v 1.62 1999/12/15 06:58:03 fenner Exp $ (LBL)"; + "@(#) $Header: /tcpdump/master/tcpdump/util.c,v 1.69 2000/07/11 00:49:03 assar Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -38,16 +38,9 @@ static const char rcsid[] = #ifdef HAVE_FCNTL_H #include <fcntl.h> #endif -#ifdef HAVE_MALLOC_H -#include <malloc.h> -#endif #include <pcap.h> #include <stdio.h> -#if __STDC__ #include <stdarg.h> -#else -#include <varargs.h> -#endif #include <stdlib.h> #include <string.h> #ifdef TIME_WITH_SYS_TIME @@ -129,37 +122,51 @@ void ts_print(register const struct timeval *tvp) { register int s; + struct tm *tm; + time_t Time; + static unsigned b_sec; + static unsigned b_usec; - if (tflag > 0) { - /* Default */ + switch(tflag) { + case 1: /* Default */ s = (tvp->tv_sec + thiszone) % 86400; (void)printf("%02d:%02d:%02d.%06u ", - s / 3600, (s % 3600) / 60, s % 60, (u_int32_t)tvp->tv_usec); - } else if (tflag < 0) { - if (tflag < -1) { - static unsigned b_sec; - static unsigned b_usec; - if (b_sec == 0) { - printf("000000 "); - } else { - int d_usec = tvp->tv_usec - b_usec; - int d_sec = tvp->tv_sec - b_sec; - - while (d_usec < 0) { - d_usec += 1000000; - d_sec--; - } - if (d_sec) - printf("%d. ", d_sec); - printf("%06d ", d_usec); - } - b_sec = tvp->tv_sec; - b_usec = tvp->tv_usec; + s / 3600, (s % 3600) / 60, s % 60, + (unsigned)tvp->tv_usec); + break; + case -1: /* Unix timeval style */ + (void)printf("%u.%06u ", + (unsigned)tvp->tv_sec, + (unsigned)tvp->tv_usec); + break; + case -2: + if (b_sec == 0) { + printf("000000 "); } else { - /* Unix timeval style */ - (void)printf("%u.%06u ", - (u_int32_t)tvp->tv_sec, (u_int32_t)tvp->tv_usec); + int d_usec = tvp->tv_usec - b_usec; + int d_sec = tvp->tv_sec - b_sec; + + while (d_usec < 0) { + d_usec += 1000000; + d_sec--; + } + if (d_sec) + printf("%d. ", d_sec); + printf("%06d ", d_usec); } + b_sec = tvp->tv_sec; + b_usec = tvp->tv_usec; + break; + case -3: /* Default + Date*/ + s = (tvp->tv_sec + thiszone) % 86400; + Time = (tvp->tv_sec + thiszone) - s; + tm = gmtime (&Time); + (void)printf("%02d/%02d/%04d %02d:%02d:%02d.%06u ", + tm->tm_mon+1, tm->tm_mday, + tm->tm_year+1900, + s / 3600, (s % 3600) / 60, + s % 60, (unsigned)tvp->tv_usec); + break; } } @@ -171,22 +178,23 @@ ts_print(register const struct timeval *tvp) void relts_print(int secs) { - static char *lengths[]={"y","w","d","h","m","s"}; - static int seconds[]={31536000,604800,86400,3600,60,1}; - char **l = lengths; - int *s = seconds; - - if (secs == 0) { - (void)printf("0s"); - return; - } - while (secs) { - if (secs >= *s) { - (void)printf("%d%s", secs / *s, *l); - secs -= (secs / *s) * *s; + static char *lengths[] = {"y", "w", "d", "h", "m", "s"}; + static int seconds[] = {31536000, 604800, 86400, 3600, 60, 1}; + char **l = lengths; + int *s = seconds; + + if (secs <= 0) { + (void)printf("0s"); + return; + } + while (secs > 0) { + if (secs >= *s) { + (void)printf("%d%s", secs / *s, *l); + secs -= (secs / *s) * *s; + } + s++; + l++; } - s++; l++; - } } /* @@ -205,29 +213,19 @@ tok2str(register const struct tok *lp, register const char *fmt, } if (fmt == NULL) fmt = "#%d"; - (void)sprintf(buf, fmt, v); + (void)snprintf(buf, sizeof(buf), fmt, v); return (buf); } /* VARARGS */ -__dead void -#if __STDC__ +void error(const char *fmt, ...) -#else -error(fmt, va_alist) - const char *fmt; - va_dcl -#endif { va_list ap; (void)fprintf(stderr, "%s: ", program_name); -#if __STDC__ va_start(ap, fmt); -#else - va_start(ap); -#endif (void)vfprintf(stderr, fmt, ap); va_end(ap); if (*fmt) { @@ -241,22 +239,12 @@ error(fmt, va_alist) /* VARARGS */ void -#if __STDC__ warning(const char *fmt, ...) -#else -warning(fmt, va_alist) - const char *fmt; - va_dcl -#endif { va_list ap; (void)fprintf(stderr, "%s: WARNING: ", program_name); -#if __STDC__ va_start(ap, fmt); -#else - va_start(ap); -#endif (void)vfprintf(stderr, fmt, ap); va_end(ap); if (*fmt) { @@ -324,3 +312,24 @@ read_infile(char *fname) return (cp); } + +void +safeputs(const char *s) +{ + while (*s) { + safeputchar(*s); + s++; + } +} + +void +safeputchar(int c) +{ + unsigned char ch; + + ch = (unsigned char)(c & 0xff); + if (c < 0x80 && isprint(c)) + printf("%c", c & 0xff); + else + printf("\\%03o", c & 0xff); +} |
