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Force name lookups through proxy set by client

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This commit is contained in:
Jfreegman 2015-11-01 21:34:42 -05:00
parent 36963a5b38
commit 9751cfc407
No known key found for this signature in database
GPG Key ID: 3627F3144076AE63
1 changed files with 46 additions and 7 deletions
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53
src/name_lookup.c
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@ -243,6 +243,47 @@ static int process_response(struct Recv_Data *recv_data)
return 0;
}
/* Sets proxy info for given CURL handler.
*
* Returns 0 on success or if no proxy is set by the client.
* Returns -1 on failure.
*/
static int set_lookup_proxy(ToxWindow *self, CURL *c_handle, const char *proxy_address, uint16_t port, uint8_t proxy_type)
{
if (proxy_type == TOX_PROXY_TYPE_NONE)
return 0;
if (proxy_address == NULL || port == 0) {
lookup_error(self, "Unknkown proxy error");
return -1;
}
int ret = curl_easy_setopt(c_handle, CURLOPT_PROXYPORT, (long) port);
if (ret != CURLE_OK) {
lookup_error(self, "Failed to set proxy port (libcurl error %d)", ret);
return -1;
}
long int type = proxy_type == TOX_PROXY_TYPE_SOCKS5 ? CURLPROXY_SOCKS5 : CURLPROXY_HTTP;
ret = curl_easy_setopt(c_handle, CURLOPT_PROXYTYPE, type);
if (ret != CURLE_OK) {
lookup_error(self, "Failed to set proxy type (libcurl error %d)", ret);
return -1;
}
ret = curl_easy_setopt(c_handle, CURLOPT_PROXY, proxy_address);
if (ret != CURLE_OK) {
lookup_error(self, "Failed to set proxy (libcurl error %d)", ret);
return -1;
}
return 0;
}
void *lookup_thread_func(void *data)
{
ToxWindow *self = t_data.self;
@ -292,6 +333,9 @@ void *lookup_thread_func(void *data)
curl_easy_setopt(c_handle, CURLOPT_USERAGENT, "libcurl-agent/1.0");
curl_easy_setopt(c_handle, CURLOPT_POSTFIELDS, post_data);
if (set_lookup_proxy(self, c_handle, arg_opts.proxy_address, arg_opts.proxy_port, arg_opts.proxy_type) == -1)
goto on_exit;
int ret = curl_easy_setopt(c_handle, CURLOPT_USE_SSL, CURLUSESSL_ALL);
if (ret != CURLE_OK) {
@ -323,13 +367,13 @@ void *lookup_thread_func(void *data)
}
if (ret != CURLE_OK) {
lookup_error(self, "https lookup error (libcurl error %d)", ret);
lookup_error(self, "HTTPS lookup error (libcurl error %d)", ret);
goto on_exit;
}
}
if (process_response(&recv_data) == -1) {
lookup_error(self, "");
lookup_error(self, "Bad response.");
goto on_exit;
}
@ -352,11 +396,6 @@ void name_lookup(ToxWindow *self, Tox *m, const char *id_bin, const char *addr,
return;
}
if (arg_opts.proxy_type != TOX_PROXY_TYPE_NONE && arg_opts.force_tcp) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "name lookups are disabled.");
return;
}
if (t_data.busy) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Please wait for previous name lookup to finish.");
return;