summaryrefslogtreecommitdiffstats
path: root/lib/libc/locale/read_runemagi.c
diff options
context:
space:
mode:
Diffstat (limited to 'lib/libc/locale/read_runemagi.c')
-rw-r--r--lib/libc/locale/read_runemagi.c133
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);
-}
-
OpenPOWER on IntegriCloud