static
void
p2n_get_property_prepare_comt(void *user_data, int32_t result)
{
ppb_core_trampoline_to_main_thread(PP_MakeCCB(p2n_get_property_comt, user_data), PP_OK,
__func__);
}
PP_Resource
ppb_flash_menu_create(PP_Instance instance_id, const struct PP_Flash_Menu *menu_data)
{
struct pp_instance_s *pp_i = tables_get_pp_instance(instance_id);
if (!pp_i) {
trace_error("%s, bad instance\n", __func__);
return 0;
}
PP_Resource flash_menu = pp_resource_allocate(PP_RESOURCE_FLASH_MENU, pp_i);
if (pp_resource_get_type(flash_menu) != PP_RESOURCE_FLASH_MENU) {
trace_error("%s, resource allocation failure\n", __func__);
return 0;
}
struct flash_menu_create_param_s *p = g_slice_alloc0(sizeof(*p));
p->flash_menu = flash_menu;
p->menu_data = menu_data;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop, PP_MakeCCB(flash_menu_create_comt, p), 0,
PP_OK, p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
g_slice_free1(sizeof(*p), p);
return flash_menu;
}
// Schedules task for execution on browser thread.
//
// Since there is no access to browser event loop, we start a nested event loop which is terminated
// as long as there is no tasks left. That way we can implement waiting as entering a nested loop
// and thus avoid deadlocks.
void
ppb_core_call_on_browser_thread(PP_Instance instance, void (*func)(void *), void *user_data)
{
struct call_on_browser_thread_task_s *task = g_slice_alloc(sizeof(*task));
task->func = func;
task->user_data = user_data;
// Push task into queue. The only purpose is to put task into queue even if message loop
// is currenly terminating (in teardown state), so we are ignoring that. There are three
// possible loop states. Message loop is either running, stopped, or terminating. If it's
// still running, task will be executed in the context of that loop. If it's stopped or
// stopping right now, task will be pushed to a queue. After that code below will schedule
// nested loop on browser thread.
PP_Resource m_loop = ppb_message_loop_get_for_browser_thread();
ppb_message_loop_post_work_with_result(m_loop, PP_MakeCCB(call_on_browser_thread_comt, task), 0,
PP_OK, 0, __func__);
struct pp_instance_s *pp_i = instance ? tables_get_pp_instance(instance)
: tables_get_some_pp_instance();
if (!pp_i) {
trace_error("%s, no alive instance available\n", __func__);
return;
}
// Schedule activation routine.
pthread_mutex_lock(&display.lock);
if (pp_i->npp)
npn.pluginthreadasynccall(pp_i->npp, activate_browser_thread_ml_ptac, user_data);
pthread_mutex_unlock(&display.lock);
}
static
struct PP_Var
n2p_call(void *object, struct PP_Var method_name, uint32_t argc, struct PP_Var *argv,
struct PP_Var *exception)
{
if (method_name.type != PP_VARTYPE_STRING) {
trace_error("%s, method_name is not a string\n", __func__);
// TODO: fill exception
return PP_MakeUndefined();
}
struct call_param_s *p = g_slice_alloc(sizeof(*p));
p->object = object;
p->method_name = method_name;
p->argc = argc;
p->argv = argv;
p->exception = exception;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop, PP_MakeCCB(n2p_call_comt, p), 0, PP_OK,
p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
struct PP_Var result = p->result;
g_slice_free1(sizeof(*p), p);
return result;
}
static
void
call_plugin_init_module_prepare_comt(void *user_data, int32_t result)
{
ppb_core_trampoline_to_main_thread(PP_MakeCCB(call_plugin_init_module_comt, user_data), PP_OK,
__func__);
}
static
int
call_plugin_init_module(void)
{
int32_t (*ppp_initialize_module)(PP_Module module_id, PPB_GetInterface get_browser_interface);
if (!module_dl_handler)
return 0;
ppp_initialize_module = dlsym(module_dl_handler, "PPP_InitializeModule");
if (!ppp_initialize_module)
return 0;
struct call_plugin_init_module_param_s *p = g_slice_alloc(sizeof(*p));
p->m_loop = ppb_message_loop_get_for_browser_thread();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
p->ppp_initialize_module = ppp_initialize_module;
ppb_message_loop_post_work_with_result(p->m_loop,
PP_MakeCCB(call_plugin_init_module_prepare_comt, p), 0,
PP_OK, p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
int res = p->result;
g_slice_free1(sizeof(*p), p);
return res;
}
static
bool
n2p_has_property(void *object, struct PP_Var name, struct PP_Var *exception)
{
if (name.type != PP_VARTYPE_STRING) {
trace_error("%s, name is not a string\n", __func__);
// TODO: fill exception
return false;
}
struct has_property_param_s *p = g_slice_alloc(sizeof(*p));
p->object = object;
p->name = name;
p->exception = exception;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop, PP_MakeCCB(n2p_has_property_comt, p), 0,
PP_OK, p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
bool result = p->result;
g_slice_free1(sizeof(*p), p);
return result;
}
bool
p2n_get_property(NPObject *npobj, NPIdentifier name, NPVariant *np_result)
{
if (!npn.identifierisstring(name)) {
trace_error("%s, name is not a string\n", __func__);
return false;
}
if (npobj->_class == &p2n_proxy_class) {
struct get_property_param_s *p = g_slice_alloc(sizeof(*p));
p->npobj = npobj;
p->name = npn.utf8fromidentifier(name);
p->np_result = np_result;
p->m_loop = ppb_message_loop_get_for_browser_thread();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop,
PP_MakeCCB(p2n_get_property_prepare_comt, p), 0,
PP_OK, 0, __func__);
ppb_message_loop_run_nested(p->m_loop);
bool result = p->result;
npn.memfree(p->name);
g_slice_free1(sizeof(*p), p);
return result;
} else {
return npobj->_class->getProperty(npobj, name, np_result);
}
}
int32_t
ppb_flash_enumerate_video_capture_devices(PP_Instance instance, PP_Resource video_capture,
struct PP_ArrayOutput devices)
{
int32_t ret = ppb_video_capture_enumerate_devices(video_capture, devices,
PP_MakeCCB(nop_callback, NULL));
if (ret == PP_OK || ret == PP_OK_COMPLETIONPENDING)
return PP_OK;
return ret;
}
static
void
n2p_deallocate(void *object)
{
struct deallocate_param_s *p = g_slice_alloc(sizeof(*p));
p->object = object;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop, PP_MakeCCB(n2p_deallocate_comt, p), 0, PP_OK,
p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
g_slice_free1(sizeof(*p), p);
}
struct PP_Var
ppb_flash_get_proxy_for_url(PP_Instance instance, const char *url)
{
struct get_proxy_for_url_param_s *p = g_slice_alloc(sizeof(*p));
p->instance_id = instance;
p->url = url;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop, PP_MakeCCB(get_proxy_for_url_comt, p), 0,
PP_OK, p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
struct PP_Var result = p->result;
g_slice_free1(sizeof(*p), p);
return result;
}
bool
p2n_enumerate(NPObject *npobj, NPIdentifier **value, uint32_t *count)
{
if (npobj->_class == &p2n_proxy_class) {
struct enumerate_param_s *p = g_slice_alloc(sizeof(*p));
p->npobj = npobj;
p->m_loop = ppb_message_loop_get_for_browser_thread();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop, PP_MakeCCB(p2n_enumerate_prepare_comt, p),
0, PP_OK, 0, __func__);
ppb_message_loop_run_nested(p->m_loop);
bool result = p->result;
*count = p->count;
*value = npn.memalloc(p->count * sizeof(NPIdentifier));
char *tmpbuf = malloc(1);
for (uint32_t k = 0; k < p->count; k ++) {
uint32_t len = 0;
const char *s = ppb_var_var_to_utf8(p->values[k], &len);
// make zero-terminated string
char *ptr = realloc(tmpbuf, len + 1);
if (!ptr) {
result = false;
goto err;
}
tmpbuf = ptr;
memcpy(tmpbuf, s, len);
tmpbuf[len] = 0;
value[k] = npn.getstringidentifier(tmpbuf);
}
err:
free(tmpbuf);
g_slice_free1(sizeof(*p), p);
return result;
} else {
return npobj->_class->enumerate(npobj, value, count);
}
}
PP_Bool
ppb_flash_is_rect_topmost(PP_Instance instance, const struct PP_Rect *rect)
{
if (!rect)
return PP_FALSE;
struct topmost_rect_param_s *p = g_slice_alloc(sizeof(*p));
p->instance = instance;
p->rect = *rect;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop, PP_MakeCCB(topmost_rect_comt, p), 0, PP_OK,
p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
PP_Bool result = p->result;
g_slice_free1(sizeof(*p), p);
return result;
}
static
struct PP_Var
n2p_construct(void *object, uint32_t argc, struct PP_Var *argv, struct PP_Var *exception)
{
struct construct_param_s *p = g_slice_alloc(sizeof(*p));
p->object = object;
p->argc = argc;
p->argv = argv;
p->exception = exception;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop, PP_MakeCCB(n2p_construct_comt, p), 0, PP_OK,
p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
struct PP_Var result = p->result;
g_slice_free1(sizeof(*p), p);
return result;
}
int32_t
ppb_flash_navigate(PP_Resource request_info, const char *target, PP_Bool from_user_action)
{
struct pp_url_request_info_s *ri =
pp_resource_acquire(request_info, PP_RESOURCE_URL_REQUEST_INFO);
if (!ri) {
trace_error("%s, bad resource\n", __func__);
return PP_ERROR_BADRESOURCE;
}
pp_resource_release(request_info);
PP_Resource url_loader = ppb_url_loader_create(ri->instance->id);
int32_t result = ppb_url_loader_open_target(url_loader, request_info,
PP_MakeCCB(nop_callback, NULL), target);
ppb_core_release_resource(url_loader);
if (result != PP_OK && result != PP_OK_COMPLETIONPENDING)
return result;
return PP_OK;
}
struct PP_Var
ppb_flash_clipboard_read_data(PP_Instance instance_id, PP_Flash_Clipboard_Type clipboard_type,
uint32_t format)
{
if (!clipboard_type_and_format_are_supported(clipboard_type, format, __func__))
return PP_MakeUndefined();
struct clipboard_read_data_param_s *p = g_slice_alloc(sizeof(*p));
p->clipboard_type = clipboard_type;
p->format = format;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work_with_result(p->m_loop, PP_MakeCCB(clipboard_read_data_comt, p), 0,
PP_OK, p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
struct PP_Var result = p->result;
g_slice_free1(sizeof(*p), p);
return result;
}
static
void
call_plugin_shutdown_module(void)
{
if (!module_dl_handler)
return;
void (*ppp_shutdown_module)(void);
ppp_shutdown_module = dlsym(module_dl_handler, "PPP_ShutdownModule");
if (!ppp_shutdown_module)
return;
struct call_plugin_shutdown_module_param_s *p = g_slice_alloc(sizeof(*p));
p->m_loop = ppb_message_loop_get_for_browser_thread();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
p->ppp_shutdown_module = ppp_shutdown_module;
ppb_message_loop_post_work_with_result(p->m_loop,
PP_MakeCCB(call_plugin_shutdown_module_prepare_comt, p),
0, PP_OK, p->depth, __func__);
ppb_message_loop_run_nested(p->m_loop);
g_slice_free1(sizeof(*p), p);
}
int32_t
ppb_video_capture_open(PP_Resource video_capture, PP_Resource device_ref,
const struct PP_VideoCaptureDeviceInfo_Dev *requested_info,
uint32_t buffer_count, struct PP_CompletionCallback callback)
{
int32_t result;
struct pp_video_capture_s *vc = pp_resource_acquire(video_capture, PP_RESOURCE_VIDEO_CAPTURE);
if (!vc) {
trace_error("%s, bad resource\n", __func__);
return PP_ERROR_BADRESOURCE;
}
const char *capture_device = default_capture_device;
struct PP_Var longname = ppb_device_ref_get_longname(device_ref);
if (longname.type == PP_VARTYPE_STRING)
capture_device = ppb_var_var_to_utf8(longname, NULL);
vc->fd = v4l2_open(capture_device, O_RDWR);
ppb_var_release(longname);
if (vc->fd < 0) {
result = PP_ERROR_NOACCESS;
goto point_1;
}
struct v4l2_capability caps;
if (v4l2_ioctl(vc->fd, VIDIOC_QUERYCAP, &caps) != 0) {
result = PP_ERROR_FAILED;
goto point_2;
}
#ifdef V4L2_CAP_DEVICE_CAPS
const uint32_t device_caps = (caps.capabilities & V4L2_CAP_DEVICE_CAPS) ? caps.device_caps
: caps.capabilities;
#else
const uint32_t device_caps = caps.capabilities;
#endif // V4L2_CAP_DEVICE_CAPS
if (!(device_caps & V4L2_CAP_VIDEO_CAPTURE)) {
trace_error("%s, device can't capture\n", __func__);
result = PP_ERROR_FAILED;
goto point_2;
}
if (!(device_caps & V4L2_CAP_READWRITE)) {
trace_error("%s, device doesn't support read/write interface\n", __func__);
result = PP_ERROR_FAILED;
goto point_2;
}
if (requested_info) {
vc->width = requested_info->width;
vc->height = requested_info->height;
vc->fps = requested_info->frames_per_second;
} else {
vc->width = 640;
vc->height = 480;
vc->fps = 15;
}
struct v4l2_format fmt = {
.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
.fmt.pix.width = vc->width,
.fmt.pix.height = vc->height,
.fmt.pix.pixelformat = V4L2_PIX_FMT_YUV420, // PPAPI hardcodes format to YUV420
.fmt.pix.field = V4L2_FIELD_INTERLACED,
};
if (v4l2_ioctl(vc->fd, VIDIOC_S_FMT, &fmt) != 0) {
trace_error("%s, failed to set resolution\n", __func__);
result = PP_ERROR_FAILED;
goto point_2;
}
vc->width = fmt.fmt.pix.width;
vc->height = fmt.fmt.pix.height;
vc->buffer_size = fmt.fmt.pix.sizeimage; // buffer size in bytes
vc->buffer_count = MAX(buffer_count, 5); // limit lowest number of buffers, just in case
vc->buffers = calloc(sizeof(*vc->buffers), vc->buffer_count);
if (!vc->buffers) {
trace_error("%s, memory allocation failure (1)\n", __func__);
result = PP_ERROR_FAILED;
goto point_2;
}
vc->buffer_is_free = malloc(sizeof(*vc->buffer_is_free) * vc->buffer_count);
if (!vc->buffer_is_free) {
trace_error("%s, memory allocation failure (2)\n", __func__);
result = PP_ERROR_FAILED;
goto point_3;
}
for (unsigned int k = 0; k < vc->buffer_count; k ++) {
vc->buffer_is_free[k] = 1;
vc->buffers[k] = ppb_buffer_create(vc->instance->id, vc->buffer_size);
if (vc->buffers[k] == 0)
goto point_4;
}
struct PP_VideoCaptureDeviceInfo_Dev info = {
.width = vc->width,
.height = vc->height,
.frames_per_second = vc->fps,
};
vc->ppp_video_capture_dev->OnDeviceInfo(vc->instance->id, video_capture, &info,
vc->buffer_count, vc->buffers);
result = PP_OK;
goto point_1;
point_4:
for (unsigned int k = 0; k < vc->buffer_count; k ++)
ppb_core_release_resource(vc->buffers[k]);
free_and_nullify(vc->buffer_is_free);
point_3:
free_and_nullify(vc->buffers);
point_2:
v4l2_close(vc->fd);
vc->fd = -1;
point_1:
pp_resource_release(video_capture);
ppb_core_call_on_main_thread2(0, callback, result, __func__);
return PP_OK_COMPLETIONPENDING;
}
struct on_buffer_ready_param_s {
PP_Instance instance;
PP_Resource video_capture;
uint32_t buf_idx;
const struct PPP_VideoCapture_Dev_0_1 *ppp_video_capture_dev;
};
static
void
on_buffer_ready_comt(void *user_data, int32_t result)
{
struct on_buffer_ready_param_s *p = user_data;
struct pp_instance_s *pp_i = tables_get_pp_instance(p->instance);
if (!pp_i)
return;
p->ppp_video_capture_dev->OnBufferReady(p->instance, p->video_capture, p->buf_idx);
g_slice_free1(sizeof(*p), p);
}
static
void *
video_capture_thread(void *param)
{
struct pp_video_capture_s *vc = param;
PP_Resource video_capture = vc->self_id;
PP_Instance instance = vc->instance->id;
const int fd = vc->fd;
const size_t buffer_size = vc->buffer_size;
vc = pp_resource_acquire(video_capture, PP_RESOURCE_VIDEO_CAPTURE);
if (!vc)
goto gone;
while (!vc->terminate_thread) {
// find free buffer
uint32_t buf_idx = (uint32_t)-1;
for (uint32_t k = 0; k < vc->buffer_count; k ++) {
if (vc->buffer_is_free[k]) {
buf_idx = k;
vc->buffer_is_free[k] = 0;
break;
}
}
if (buf_idx == (uint32_t)-1) {
// all buffers are busy, wait for some to free, with resource unlocked
pp_resource_release(video_capture);
usleep(10);
vc = pp_resource_acquire(video_capture, PP_RESOURCE_VIDEO_CAPTURE);
if (!vc)
goto gone;
continue;
}
PP_Resource buffer = vc->buffers[buf_idx];
pp_resource_release(video_capture);
// wait on v4l2_read() with resource unlocked
void *ptr = ppb_buffer_map(buffer);
RETRY_ON_EINTR(v4l2_read(fd, ptr, buffer_size));
ppb_buffer_unmap(buffer);
vc = pp_resource_acquire(video_capture, PP_RESOURCE_VIDEO_CAPTURE);
if (!vc)
goto gone;
struct on_buffer_ready_param_s *p = g_slice_alloc(sizeof(*p));
p->instance = instance;
p->video_capture = video_capture;
p->buf_idx = buf_idx;
p->ppp_video_capture_dev = vc->ppp_video_capture_dev;
ppb_core_call_on_main_thread2(0, PP_MakeCCB(on_buffer_ready_comt, p), PP_OK, __func__);
}
pp_resource_release(video_capture);
return NULL;
gone:
trace_error("%s, resource gone\n", __func__);
return NULL;
}
int32_t
ppb_video_capture_start_capture(PP_Resource video_capture)
{
struct pp_video_capture_s *vc = pp_resource_acquire(video_capture, PP_RESOURCE_VIDEO_CAPTURE);
if (!vc) {
trace_error("%s, bad resource\n", __func__);
return PP_ERROR_BADRESOURCE;
}
if (vc->thread_started)
goto done;
if (vc->fd < 0) {
trace_error("%s, device is closed\n", __func__);
pp_resource_release(video_capture);
return PP_ERROR_FAILED;
}
vc->ppp_video_capture_dev->OnStatus(vc->instance->id, video_capture,
PP_VIDEO_CAPTURE_STATUS_STARTING);
pp_resource_ref(video_capture); // prevents freeing while thread is still running
pthread_create(&vc->thread, NULL, video_capture_thread, vc);
vc->thread_started = 1;
vc->ppp_video_capture_dev->OnStatus(vc->instance->id, video_capture,
PP_VIDEO_CAPTURE_STATUS_STARTED);
done:
pp_resource_release(video_capture);
return PP_OK;
}
int32_t
ppb_video_capture_reuse_buffer(PP_Resource video_capture, uint32_t buffer)
{
struct pp_video_capture_s *vc = pp_resource_acquire(video_capture, PP_RESOURCE_VIDEO_CAPTURE);
if (!vc) {
trace_error("%s, bad resource\n", __func__);
return PP_ERROR_BADRESOURCE;
}
if (buffer < vc->buffer_count)
vc->buffer_is_free[buffer] = 1;
pp_resource_release(video_capture);
return PP_OK;
}
int32_t
ppb_video_capture_stop_capture(PP_Resource video_capture)
{
struct pp_video_capture_s *vc = pp_resource_acquire(video_capture, PP_RESOURCE_VIDEO_CAPTURE);
if (!vc) {
trace_error("%s, bad resource\n", __func__);
return PP_ERROR_BADRESOURCE;
}
if (!vc->thread_started)
goto done;
vc->ppp_video_capture_dev->OnStatus(vc->instance->id, video_capture,
PP_VIDEO_CAPTURE_STATUS_STOPPING);
vc->terminate_thread = 1;
pthread_t thread = vc->thread;
pp_resource_release(video_capture);
pthread_join(thread, NULL);
vc = pp_resource_acquire(video_capture, PP_RESOURCE_VIDEO_CAPTURE);
if (!vc) {
trace_error("%s, resource gone\n", __func__);
return PP_ERROR_BADRESOURCE;
}
vc->thread_started = 0;
vc->terminate_thread = 0;
vc->ppp_video_capture_dev->OnStatus(vc->instance->id, video_capture,
PP_VIDEO_CAPTURE_STATUS_STOPPED);
pp_resource_unref(video_capture); // remove reference made in start_capture()
done:
pp_resource_release(video_capture);
return PP_OK;
}
void
ppb_video_capture_close(PP_Resource video_capture)
{
ppb_video_capture_stop_capture(video_capture);
struct pp_video_capture_s *vc = pp_resource_acquire(video_capture, PP_RESOURCE_VIDEO_CAPTURE);
if (!vc) {
trace_error("%s, bad resource\n", __func__);
return;
}
ppb_video_capture_destroy(vc);
pp_resource_release(video_capture);
return;
}
// trace wrappers
TRACE_WRAPPER
PP_Resource
trace_ppb_video_capture_create(PP_Instance instance)
{
trace_info("[PPB] {full} %s instance=%d\n", __func__+6, instance);
return ppb_video_capture_create(instance);
}
void
ppb_text_input_interface_selection_changed(PP_Instance instance)
{
ppb_core_call_on_main_thread2(0, PP_MakeCCB(selection_changed_comt, GSIZE_TO_POINTER(instance)),
PP_OK, __func__);
}
int32_t
ppb_url_loader_follow_redirect(PP_Resource loader, struct PP_CompletionCallback callback)
{
struct pp_url_loader_s *ul = pp_resource_acquire(loader, PP_RESOURCE_URL_LOADER);
if (!ul) {
trace_error("%s, bad resource\n", __func__);
return PP_ERROR_BADRESOURCE;
}
char *new_url = nullsafe_strdup(ul->redirect_url);
free_and_nullify(ul, url);
free_and_nullify(ul, redirect_url);
free_and_nullify(ul, status_line);
free_and_nullify(ul, headers);
free_and_nullify(ul, request_headers);
if (ul->fd >= 0) {
close(ul->fd);
ul->fd = -1;
}
// abort further handling of the NPStream
if (ul->np_stream) {
ul->np_stream->pdata = NULL;
ul->np_stream = NULL;
}
ul->fd = open_temporary_file();
ul->url = new_url;
ul->read_pos = 0;
ul->method = PP_METHOD_GET;
ul->ccb = callback;
struct url_loader_open_param_s *p = g_slice_alloc(sizeof(*p));
p->url = ul->url;
p->loader = loader;
p->instance_id = ul->instance->id;
p->method = ul->method;
p->request_headers = ul->request_headers;
p->custom_referrer_url = ul->custom_referrer_url;
p->custom_content_transfer_encoding = ul->custom_content_transfer_encoding;
p->custom_user_agent = ul->custom_user_agent;
p->target = NULL;
p->post_len = 0;
p->post_data = NULL;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_message_loop_post_work(p->m_loop, PP_MakeCCB(_url_loader_open_comt, p), 0);
ppb_message_loop_run_nested(p->m_loop);
pp_resource_release(loader);
int retval = p->retval;
g_slice_free1(sizeof(*p), p);
if (retval != NPERR_NO_ERROR)
return PP_ERROR_FAILED;
if (callback.func == NULL) {
int done = 0;
while (!done) {
ul = pp_resource_acquire(loader, PP_RESOURCE_URL_LOADER);
if (ul) {
done = ul->finished_loading;
pp_resource_release(loader);
} else {
break;
}
printf("waitin'\n");
usleep(10000);
}
return PP_OK;
}
return PP_OK_COMPLETIONPENDING;
}
int32_t
ppb_url_loader_open_target(PP_Resource loader, PP_Resource request_info,
struct PP_CompletionCallback callback, const char *target)
{
struct pp_url_loader_s *ul = pp_resource_acquire(loader, PP_RESOURCE_URL_LOADER);
if (!ul) {
trace_error("%s, bad resource\n", __func__);
return PP_ERROR_BADRESOURCE;
}
struct pp_url_request_info_s *ri = pp_resource_acquire(request_info,
PP_RESOURCE_URL_REQUEST_INFO);
if (!ri) {
trace_error("%s, bad resource\n", __func__);
pp_resource_release(loader);
return PP_ERROR_BADRESOURCE;
}
struct PP_Var full_url;
if (ri->is_immediate_javascript) {
full_url = ppb_var_var_from_utf8_z(ri->url);
} else {
struct PP_Var rel_url = ppb_var_var_from_utf8_z(ri->url);
full_url = ppb_url_util_dev_resolve_relative_to_document(ul->instance->id, rel_url, NULL);
ppb_var_release(rel_url);
}
ul->url = nullsafe_strdup(ppb_var_var_to_utf8(full_url, NULL));
ul->method = ri->method;
ul->read_pos = 0;
ul->request_headers = nullsafe_strdup(ri->headers);
ul->follow_redirects = ri->follow_redirects;
ul->stream_to_file = ri->stream_to_file;
ul->record_download_progress = ri->record_download_progress;
ul->record_upload_progress = ri->record_upload_progress;
ul->custom_referrer_url = nullsafe_strdup(ri->custom_referrer_url);
ul->allow_cross_origin_requests = ri->allow_cross_origin_requests;
ul->allow_credentials = ri->allow_credentials;
ul->custom_content_transfer_encoding = nullsafe_strdup(ri->custom_content_transfer_encoding);
ul->custom_user_agent = nullsafe_strdup(ri->custom_user_agent);
ul->target = nullsafe_strdup(target);
#define TRIM_NEWLINE(s) s = trim_nl(s)
TRIM_NEWLINE(ul->request_headers);
TRIM_NEWLINE(ul->custom_referrer_url);
TRIM_NEWLINE(ul->custom_content_transfer_encoding);
TRIM_NEWLINE(ul->custom_user_agent);
ul->post_len = ri->post_len;
if (ri->post_len > 0) {
ul->post_data = malloc(ri->post_len);
memcpy(ul->post_data, ri->post_data, ri->post_len);
}
ul->fd = open_temporary_file();
ul->ccb = callback;
ppb_var_release(full_url);
pp_resource_release(request_info);
struct url_loader_open_param_s *p = g_slice_alloc(sizeof(*p));
p->url = ul->url;
p->loader = loader;
p->instance_id = ul->instance->id;
p->method = ul->method;
p->request_headers = ul->request_headers;
p->custom_referrer_url = ul->custom_referrer_url;
p->custom_content_transfer_encoding = ul->custom_content_transfer_encoding;
p->custom_user_agent = ul->custom_user_agent;
p->target = ul->target;
p->post_len = ul->post_len;
p->post_data = ul->post_data;
p->m_loop = ppb_message_loop_get_current();
p->depth = ppb_message_loop_get_depth(p->m_loop) + 1;
ppb_core_add_ref_resource(loader); // add ref to ensure data in ul remain accessible
pp_resource_release(loader);
ppb_message_loop_post_work(p->m_loop, PP_MakeCCB(_url_loader_open_comt, p), 0);
ppb_message_loop_run_nested(p->m_loop);
ppb_core_release_resource(loader);
int retval = p->retval;
g_slice_free1(sizeof(*p), p);
if (retval != NPERR_NO_ERROR)
return PP_ERROR_FAILED;
if (callback.func == NULL) {
int done = 0;
while (!done) {
ul = pp_resource_acquire(loader, PP_RESOURCE_URL_LOADER);
if (ul) {
done = ul->finished_loading;
pp_resource_release(loader);
} else {
break;
}
printf("waitin'\n");
usleep(10000);
}
return PP_OK;
}
return PP_OK_COMPLETIONPENDING;
}
