diff options
Diffstat (limited to 'lib/libc/locale/read_runemagi.c')
-rw-r--r-- | lib/libc/locale/read_runemagi.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/lib/libc/locale/read_runemagi.c b/lib/libc/locale/read_runemagi.c deleted file mode 100644 index 2d63992..0000000 --- a/lib/libc/locale/read_runemagi.c +++ /dev/null @@ -1,133 +0,0 @@ -#include <sys/types.h> -#include <sys/stat.h> -#include <stdio.h> -#include <rune.h> -#include <stdlib.h> - -_RuneLocale * -_Read_RuneMagi(fp) - FILE *fp; -{ - char *data; - void *lastp; - _RuneLocale *rl; - _RuneEntry *rr; - struct stat sb; - int x; - - if (fstat(fileno(fp), &sb) < 0) - return(0); - - if (sb.st_size < sizeof(_RuneLocale)) - return(0); - - if ((data = malloc(sb.st_size)) == NULL) - return(0); - - rewind(fp); /* Someone might have read the magic number once already */ - - if (fread(data, sb.st_size, 1, fp) != 1) { - free(data); - return(0); - } - - rl = (_RuneLocale *)data; - lastp = data + sb.st_size; - - rl->variable = rl + 1; - - if (memcmp(rl->magic, _RUNE_MAGIC_1, sizeof(rl->magic))) { - free(data); - return(0); - } - - rl->invalid_rune = ntohl(rl->invalid_rune); - rl->variable_len = ntohl(rl->variable_len); - rl->runetype_ext.nranges = ntohl(rl->runetype_ext.nranges); - rl->maplower_ext.nranges = ntohl(rl->maplower_ext.nranges); - rl->mapupper_ext.nranges = ntohl(rl->mapupper_ext.nranges); - - for (x = 0; x < _CACHED_RUNES; ++x) { - rl->runetype[x] = ntohl(rl->runetype[x]); - rl->maplower[x] = ntohl(rl->maplower[x]); - rl->mapupper[x] = ntohl(rl->mapupper[x]); - } - - rl->runetype_ext.ranges = (_RuneEntry *)rl->variable; - rl->variable = rl->runetype_ext.ranges + rl->runetype_ext.nranges; - if (rl->variable > lastp) { - free(data); - return(0); - } - - rl->maplower_ext.ranges = (_RuneEntry *)rl->variable; - rl->variable = rl->maplower_ext.ranges + rl->maplower_ext.nranges; - if (rl->variable > lastp) { - free(data); - return(0); - } - - rl->mapupper_ext.ranges = (_RuneEntry *)rl->variable; - rl->variable = rl->mapupper_ext.ranges + rl->mapupper_ext.nranges; - if (rl->variable > lastp) { - free(data); - return(0); - } - - for (x = 0; x < rl->runetype_ext.nranges; ++x) { - rr = rl->runetype_ext.ranges; - - rr[x].min = ntohl(rr[x].min); - rr[x].max = ntohl(rr[x].max); - if ((rr[x].map = ntohl(rr[x].map)) == 0) { - int len = rr[x].max - rr[x].min + 1; - rr[x].types = rl->variable; - rl->variable = rr[x].types + len; - if (rl->variable > lastp) { - free(data); - return(0); - } - while (len-- > 0) - rr[x].types[len] = ntohl(rr[x].types[len]); - } else - rr[x].types = 0; - } - - for (x = 0; x < rl->maplower_ext.nranges; ++x) { - rr = rl->maplower_ext.ranges; - - rr[x].min = ntohl(rr[x].min); - rr[x].max = ntohl(rr[x].max); - rr[x].map = ntohl(rr[x].map); - } - - for (x = 0; x < rl->mapupper_ext.nranges; ++x) { - rr = rl->mapupper_ext.ranges; - - rr[x].min = ntohl(rr[x].min); - rr[x].max = ntohl(rr[x].max); - rr[x].map = ntohl(rr[x].map); - } - if (((char *)rl->variable) + rl->variable_len > (char *)lastp) { - free(data); - return(0); - } - - /* - * Go out and zero pointers that should be zero. - */ - if (!rl->variable_len) - rl->variable = 0; - - if (!rl->runetype_ext.nranges) - rl->runetype_ext.ranges = 0; - - if (!rl->maplower_ext.nranges) - rl->maplower_ext.ranges = 0; - - if (!rl->mapupper_ext.nranges) - rl->mapupper_ext.ranges = 0; - - return(rl); -} - |