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cache: use rb_strdup() instead of a static buffer for cache lines.

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BUFSIZE limitation is retained as there is no need to remove it, as all lines must be smaller than it
due to RFC1459 message requirements.
This commit is contained in:
William Pitcock 2013-01-15 16:24:33 -06:00
parent b6e02c25b5
commit 3dae60ef47
2 changed files with 14 additions and 6 deletions
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3
include/cache.h
View file

@ -4,7 +4,6 @@
#define HELP_MAX 100
#define CACHELINELEN 81
#define CACHEFILELEN 30
/* two servernames, a gecos, three spaces, ":1", '\0' */
#define LINKSLINELEN (HOSTLEN + HOSTLEN + REALLEN + 6)
@ -23,7 +22,7 @@ struct cachefile
struct cacheline
{
char data[CACHELINELEN];
char *data;
rb_dlink_node linenode;
};

17
src/cache.c
View file

@ -62,8 +62,8 @@ init_cache(void)
{
/* allocate the emptyline */
emptyline = rb_malloc(sizeof(struct cacheline));
emptyline->data[0] = ' ';
emptyline->data[1] = '\0';
emptyline->data = rb_strdup(" ");
user_motd_changed[0] = '\0';
user_motd = cache_file(MPATH, "ircd.motd", 0);
@ -135,8 +135,13 @@ cache_file(const char *filename, const char *shortname, int flags)
if(!EmptyString(line))
{
char untabline[BUFSIZE];
lineptr = rb_malloc(sizeof(struct cacheline));
untabify(lineptr->data, line, sizeof(lineptr->data));
untabify(untabline, line, sizeof(untabline));
lineptr->data = rb_strdup(untabline);
rb_dlinkAddTail(lineptr, &lineptr->linenode, &cacheptr->contents);
}
else
@ -209,7 +214,11 @@ free_cachefile(struct cachefile *cacheptr)
RB_DLINK_FOREACH_SAFE(ptr, next_ptr, cacheptr->contents.head)
{
if(ptr->data != emptyline)
rb_free(ptr->data);
{
struct cacheline *line = ptr->data;
rb_free(line->data);
rb_free(line);
}
}
rb_free(cacheptr);