pidgin/pidgin

closing merged branch
port-changes-from-branch-2.x.y-to-default
2020-02-03, Gary Kramlich
2f836435c33c
closing merged branch
/* purple
*
* Purple is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* Rewritten from scratch during Google Summer of Code 2012
* by Tomek Wasilczyk (http://www.wasilczyk.pl).
*
* Previously implemented by:
* - Arkadiusz Miskiewicz <misiek@pld.org.pl> - first implementation (2001);
* - Bartosz Oler <bartosz@bzimage.us> - reimplemented during GSoC 2005;
* - Krzysztof Klinikowski <grommasher@gmail.com> - some parts (2009-2011).
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#include "libgaduw.h"
#include <debug.h>
#include "purplew.h"
#include "gg.h"
static void ggp_libgaduw_debug_handler(int level, const char * format,
va_list args);
/*******************************************************************************
* Setup/cleanup.
******************************************************************************/
void ggp_libgaduw_setup(void)
{
gg_debug_handler = ggp_libgaduw_debug_handler;
}
void ggp_libgaduw_cleanup(void)
{
gg_debug_handler = NULL;
}
/*******************************************************************************
* General.
******************************************************************************/
const gchar * ggp_libgaduw_version(PurpleConnection *gc)
{
GGPInfo *accdata = purple_connection_get_protocol_data(gc);
const gchar *ver = accdata->session->client_version;
if (ver != NULL && isdigit(ver[0]))
return ver;
return GG_DEFAULT_CLIENT_VERSION;
}
static void ggp_libgaduw_debug_handler(int level, const char * format,
va_list args)
{
PurpleDebugLevel purple_level;
char msgbuff[1000];
int ret;
if ((level & GG_DEBUG_NET) || (level & GG_DEBUG_FUNCTION) ||
(level & GG_DEBUG_VERBOSE))
{
if (!purple_debug_is_verbose())
return;
}
if ((level & GG_DEBUG_DUMP) || /* GG session protocol packets */
(level & GG_DEBUG_TRAFFIC)) /* HTTP traffic */
{
if (!purple_debug_is_verbose() || !purple_debug_is_unsafe())
return;
}
/* Don't use glib's printf family, since it might not support
* system-specific formatting modifiers (like %Iu for size on win32). */
ret = vsnprintf(msgbuff, sizeof(msgbuff) / sizeof(char), format, args);
if (ret <= 0) {
purple_debug_fatal("gg",
"failed to printf the following message: %s",
format ? format : "(null)\n");
return;
}
if (level & GG_DEBUG_ERROR)
purple_level = PURPLE_DEBUG_ERROR;
else if (level & GG_DEBUG_WARNING)
purple_level = PURPLE_DEBUG_WARNING;
else
purple_level = PURPLE_DEBUG_MISC;
purple_debug(purple_level, "gg", "%s", msgbuff);
}
/*******************************************************************************
* HTTP requests.
******************************************************************************/
static void ggp_libgaduw_http_processing_cancel(PurpleConnection *gc,
void *_req);
static void ggp_libgaduw_http_handler(gpointer _req, gint fd,
PurpleInputCondition cond);
static void ggp_libgaduw_http_finish(ggp_libgaduw_http_req *req,
gboolean success);
/******************************************************************************/
ggp_libgaduw_http_req * ggp_libgaduw_http_watch(PurpleConnection *gc,
struct gg_http *h, ggp_libgaduw_http_cb cb,
gpointer user_data, gboolean show_processing)
{
ggp_libgaduw_http_req *req;
purple_debug_misc("gg", "ggp_libgaduw_http_watch(h=%p, "
"show_processing=%d)\n", h, show_processing);
req = g_new(ggp_libgaduw_http_req, 1);
req->user_data = user_data;
req->cb = cb;
req->cancelled = FALSE;
req->h = h;
req->processing = NULL;
if (show_processing)
req->processing = ggp_purplew_request_processing(gc, NULL,
req, ggp_libgaduw_http_processing_cancel);
req->inpa = ggp_purplew_http_input_add(h, ggp_libgaduw_http_handler,
req);
return req;
}
static void ggp_libgaduw_http_processing_cancel(PurpleConnection *gc,
void *_req)
{
ggp_libgaduw_http_req *req = _req;
req->processing = NULL;
ggp_libgaduw_http_cancel(req);
}
static void ggp_libgaduw_http_handler(gpointer _req, gint fd,
PurpleInputCondition cond)
{
ggp_libgaduw_http_req *req = _req;
if (req->h->callback(req->h) == -1 || req->h->state == GG_STATE_ERROR) {
purple_debug_error("gg", "ggp_libgaduw_http_handler: failed to "
"make http request: %d\n", req->h->error);
ggp_libgaduw_http_finish(req, FALSE);
return;
}
if (purple_debug_is_verbose()) {
purple_debug_misc("gg", "ggp_libgaduw_http_handler: got fd "
"update [check=%d, state=%d]\n", req->h->check,
req->h->state);
}
if (req->h->state != GG_STATE_DONE) {
purple_input_remove(req->inpa);
req->inpa = ggp_purplew_http_input_add(req->h,
ggp_libgaduw_http_handler, req);
return;
}
if (!req->h->data || !req->h->body) {
purple_debug_error("gg", "ggp_libgaduw_http_handler: got empty "
"http response: %d\n", req->h->error);
ggp_libgaduw_http_finish(req, FALSE);
return;
}
ggp_libgaduw_http_finish(req, TRUE);
}
void ggp_libgaduw_http_cancel(ggp_libgaduw_http_req *req)
{
purple_debug_misc("gg", "ggp_libgaduw_http_cancel\n");
req->cancelled = TRUE;
gg_http_stop(req->h);
ggp_libgaduw_http_finish(req, FALSE);
}
static void ggp_libgaduw_http_finish(ggp_libgaduw_http_req *req,
gboolean success)
{
purple_debug_misc("gg", "ggp_libgaduw_http_finish(h=%p, processing=%p):"
" success=%d\n", req->h, req->processing, success);
if (req->processing) {
ggp_purplew_request_processing_done(req->processing);
req->processing = NULL;
}
purple_input_remove(req->inpa);
req->cb(req->h, success, req->cancelled, req->user_data);
req->h->destroy(req->h);
g_free(req);
}