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New parser for cookies (bug #58459)

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wbaumann 2020-06-07 16:35:37 +00:00
parent 7c998760b4
commit 75e9a82289
2 changed files with 40 additions and 33 deletions
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8
ChangeLog
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@ -1,11 +1,15 @@
ChangeLog for davfs2 ChangeLog for davfs2
-------------------- --------------------


2020-05-20 Werner Baumann (werner.baumann@onlinehome.de) 2020-06-07 Werner Baumann (werner.baumann@onlinehome.de)
* webdav.c, get_cookies:
New parser for cookies (bug #58459).

2020-06-06 Werner Baumann (werner.baumann@onlinehome.de)
* webdav.c, add_header: * webdav.c, add_header:
Use ";" instead of "," as seperator (bug #58459). Use ";" instead of "," as seperator (bug #58459).


2020-05-20 Werner Baumann (werner.baumann@onlinehome.de) 2020-06-06 Werner Baumann (werner.baumann@onlinehome.de)
* mount_davfs.c, log_dbg_config: * mount_davfs.c, log_dbg_config:
Add log message. Add log message.



65
src/webdav.c
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@ -1563,50 +1563,53 @@ file_reader(void *userdata, const char *block, size_t length)
static void static void
get_cookies(ne_request *req, void *userdata, const ne_status *status) get_cookies(ne_request *req, void *userdata, const ne_status *status)
{ {
const char *cookie_hdr = ne_get_response_header(req, "Set-Cookie"); void *cursor = NULL;
if (!cookie_hdr) const char *name;
return; const char *value;


const char *next = cookie_hdr; cursor = ne_response_header_iterate(req, cursor, &name, &value);
while (next) { while (cursor) {
const char *start = next; if (strcasecmp(name, "Set-Cookie") != 0) {
next = strchr(start, ','); cursor = ne_response_header_iterate(req, cursor, &name, &value);
const char *end = strchr(start, ';'); continue;
if (next) {
if (!end || end > next)
end = next;
next++;
} else if (!end) {
end = start + strlen(start);
} }


while (start < end && *start == ' ') char *s;
start++; const char *end = strchr(value, ';');
while (end > start && *(end - 1) == ' ') if (end) {
end--; s = xstrndup(value, end - value);
} else {
s = xstrdup(value);
}
char *es = strchr(s, '=');
if (!es) {
free(s);
cursor = ne_response_header_iterate(req, cursor, &name, &value);
continue;
}


char *es = strchr(start, '='); char *cookie = s;
if (!es) while (*cookie == ' ')
continue; cookie++;
size_t nl = es - start; while (*(cookie + strlen(cookie) - 1) == ' ')
size_t vl = end - es - 1; *(cookie + strlen(cookie) - 1) = 0;
if (nl == 0 || vl == 0) int nl = es - cookie;
continue;


int i = 0; int i = 0;
for (i = 0; i < n_cookies; i++) { for (i = 0; i < n_cookies; i++) {
if (!cookie_list[i]) { if (!cookie_list[i]) {
cookie_list[i] = xstrndup(start, end - start); cookie_list[i] = xstrdup(cookie);
break; break;
} }
if (strncmp(cookie_list[i], start, nl) == 0) { if (strncmp(cookie_list[i], cookie, nl) == 0) {
if (strncmp(cookie_list[i] + nl + 1, es + 1, vl) != 0) { free(cookie_list[i]);
free(cookie_list[i]); cookie_list[i] = xstrdup(cookie);
cookie_list[i] = xstrndup(start, end - start);
}
break; break;
} }
} }

free(s);
cursor = ne_response_header_iterate(req, cursor, &name, &value);
} }
} }