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Fix off-by-one error in search routines which caused crashes with

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(invalid) host names ending in a '.'.

svn path=/trunk/netsurf/; revision=2618
This commit is contained in:
John Mark Bell 2006-06-14 21:47:23 +00:00
parent d44108433e
commit 217e59aebe
1 changed files with 5 additions and 5 deletions
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10
content/urldb.c
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@ -2056,13 +2056,13 @@ int urldb_search_match_string(const struct host_part *a,
return strcasecmp(a->part, b);
}
end = b + strlen(b);
end = b + strlen(b) + 1;
while (b < end && a && a != &db_root) {
dot = strchr(b, '.');
if (!dot) {
/* last segment */
dot = end;
dot = end - 1;
}
/* Compare strings (length limited) */
@ -2119,13 +2119,13 @@ int urldb_search_match_prefix(const struct host_part *a,
return strncasecmp(a->part, b, strlen(b));
}
end = b + strlen(b);
end = b + strlen(b) + 1;
while (b < end && a && a != &db_root) {
dot = strchr(b, '.');
if (!dot) {
/* last segment */
dot = end;
dot = end - 1;
}
/* Compare strings (length limited) */
@ -2134,7 +2134,7 @@ int urldb_search_match_prefix(const struct host_part *a,
return ret;
/* The strings matched */
if (dot < end) {
if (dot < end - 1) {
/* Consider segment lengths only in the case
* where the prefix contains segments */
plen = strlen(a->part);