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cookies: Check return values of parse_header_param.

Mostly this makes set_cookie more complex, as it now distinguishes
between HEADER_PARAM_NOT_FOUND and HEADER_PARAM_OUT_OF_MEMORY, and kills the cookie in the
latter case.  However, the cookie->secure check became simpler.
This commit is contained in:
Kalle Olavi Niemitalo 2006-05-30 09:32:01 +03:00 committed by Miciah Dashiel Butler Masters
parent 819b6fab80
commit 23a9a17827

View File

@ -283,7 +283,7 @@ is_domain_security_ok(unsigned char *domain, unsigned char *server, int server_l
void
set_cookie(struct uri *uri, unsigned char *str)
{
unsigned char *secure, *path;
unsigned char *path;
struct cookie *cookie;
struct cookie_str cstr;
int max_age;
@ -307,8 +307,9 @@ set_cookie(struct uri *uri, unsigned char *str)
cookie->name = memacpy(str, cstr.nam_end - str);
cookie->value = memacpy(cstr.val_start, cstr.val_end - cstr.val_start);
cookie->server = get_cookie_server(uri->host, uri->hostlen);
parse_header_param(str, "domain", &cookie->domain);
if (!cookie->domain) cookie->domain = memacpy(uri->host, uri->hostlen);
if (parse_header_param(str, "domain", &cookie->domain)
== HEADER_PARAM_NOT_FOUND)
cookie->domain = memacpy(uri->host, uri->hostlen);
/* Now check that all is well */
if (!cookie->domain
@ -347,10 +348,11 @@ set_cookie(struct uri *uri, unsigned char *str)
max_age = get_cookies_max_age();
if (max_age) {
unsigned char *date;
parse_header_param(str, "expires", &date);
time_t expires;
if (date) {
time_t expires = parse_date(&date, NULL, 0, 1); /* Convert date to seconds. */
switch (parse_header_param(str, "expires", &date)) {
case HEADER_PARAM_FOUND:
expires = parse_date(&date, NULL, 0, 1); /* Convert date to seconds. */
mem_free(date);
@ -365,13 +367,33 @@ set_cookie(struct uri *uri, unsigned char *str)
cookie->expires = expires;
}
break;
case HEADER_PARAM_NOT_FOUND:
break;
default: /* error */
done_cookie(cookie);
return;
}
}
parse_header_param(str, "path", &path);
if (!path) {
switch (parse_header_param(str, "path", &path)) {
unsigned char *path_end;
case HEADER_PARAM_FOUND:
if (!path[0]
|| path[strlen(path) - 1] != '/')
add_to_strn(&path, "/");
if (path[0] != '/') {
add_to_strn(&path, "x");
memmove(path + 1, path, strlen(path) - 1);
path[0] = '/';
}
break;
case HEADER_PARAM_NOT_FOUND:
path = get_uri_string(uri, URI_PATH);
if (!path) {
done_cookie(cookie);
@ -385,17 +407,11 @@ set_cookie(struct uri *uri, unsigned char *str)
break;
}
}
break;
} else {
if (!path[0]
|| path[strlen(path) - 1] != '/')
add_to_strn(&path, "/");
if (path[0] != '/') {
add_to_strn(&path, "x");
memmove(path + 1, path, strlen(path) - 1);
path[0] = '/';
}
default: /* error */
done_cookie(cookie);
return;
}
cookie->path = path;
@ -403,12 +419,8 @@ set_cookie(struct uri *uri, unsigned char *str)
memmove(cookie->domain, cookie->domain + 1,
strlen(cookie->domain));
/* cookie->secure is set to 0 by default by calloc(). */
parse_header_param(str, "secure", &secure);
if (secure) {
cookie->secure = 1;
mem_free(secure);
}
cookie->secure = (parse_header_param(str, "secure", NULL)
== HEADER_PARAM_FOUND);
#ifdef DEBUG_COOKIES
{