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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ppapi/proxy/serialized_structs.h"
#include "base/pickle.h"
#include "ppapi/c/dev/ppb_font_dev.h"
#include "ppapi/c/pp_file_info.h"
#include "ppapi/c/pp_rect.h"
namespace ppapi {
namespace proxy {
SerializedFontDescription::SerializedFontDescription()
: face(),
family(0),
size(0),
weight(0),
italic(PP_FALSE),
small_caps(PP_FALSE),
letter_spacing(0),
word_spacing(0) {
}
SerializedFontDescription::~SerializedFontDescription() {}
void SerializedFontDescription::SetFromPPFontDescription(
Dispatcher* dispatcher,
const PP_FontDescription_Dev& desc,
bool source_owns_ref) {
if (source_owns_ref)
face = SerializedVarSendInput(dispatcher, desc.face);
else
SerializedVarReturnValue(&face).Return(dispatcher, desc.face);
family = desc.family;
size = desc.size;
weight = desc.weight;
italic = desc.italic;
small_caps = desc.small_caps;
letter_spacing = desc.letter_spacing;
word_spacing = desc.word_spacing;
}
void SerializedFontDescription::SetToPPFontDescription(
Dispatcher* dispatcher,
PP_FontDescription_Dev* desc,
bool dest_owns_ref) const {
if (dest_owns_ref) {
ReceiveSerializedVarReturnValue face_return_value;
*static_cast<SerializedVar*>(&face_return_value) = face;
desc->face = face_return_value.Return(dispatcher);
} else {
desc->face = SerializedVarReceiveInput(face).Get(dispatcher);
}
desc->family = static_cast<PP_FontFamily_Dev>(family);
desc->size = size;
desc->weight = static_cast<PP_FontWeight_Dev>(weight);
desc->italic = italic;
desc->small_caps = small_caps;
desc->letter_spacing = letter_spacing;
desc->word_spacing = word_spacing;
}
PPBFlash_DrawGlyphs_Params::PPBFlash_DrawGlyphs_Params()
: instance(0),
font_desc(),
color(0) {
clip.point.x = 0;
clip.point.y = 0;
clip.size.height = 0;
clip.size.width = 0;
position.x = 0;
position.y = 0;
allow_subpixel_aa = PP_FALSE;
}
PPBFlash_DrawGlyphs_Params::~PPBFlash_DrawGlyphs_Params() {}
SerializedHandle::SerializedHandle()
: type_(INVALID),
shm_handle_(base::SharedMemory::NULLHandle()),
size_(0),
descriptor_(IPC::InvalidPlatformFileForTransit()) {
}
SerializedHandle::SerializedHandle(Type type_param)
: type_(type_param),
shm_handle_(base::SharedMemory::NULLHandle()),
size_(0),
descriptor_(IPC::InvalidPlatformFileForTransit()) {
}
SerializedHandle::SerializedHandle(const base::SharedMemoryHandle& handle,
uint32_t size)
: type_(SHARED_MEMORY),
shm_handle_(handle),
size_(size),
descriptor_(IPC::InvalidPlatformFileForTransit()) {
}
SerializedHandle::SerializedHandle(
Type type,
const IPC::PlatformFileForTransit& socket_descriptor)
: type_(type),
shm_handle_(base::SharedMemory::NULLHandle()),
size_(0),
descriptor_(socket_descriptor) {
}
bool SerializedHandle::IsHandleValid() const {
if (type_ == SHARED_MEMORY)
return base::SharedMemory::IsHandleValid(shm_handle_);
else if (type_ == SOCKET || type_ == CHANNEL_HANDLE)
return !(IPC::InvalidPlatformFileForTransit() == descriptor_);
return false;
}
// static
bool SerializedHandle::WriteHeader(const Header& hdr, Pickle* pickle) {
if (!pickle->WriteInt(hdr.type))
return false;
if (hdr.type == SHARED_MEMORY) {
if (!pickle->WriteUInt32(hdr.size))
return false;
}
return true;
}
// static
bool SerializedHandle::ReadHeader(PickleIterator* iter, Header* hdr) {
*hdr = Header(INVALID, 0);
int type = 0;
if (!iter->ReadInt(&type))
return false;
bool valid_type = false;
switch (type) {
case SHARED_MEMORY: {
uint32_t size = 0;
if (!iter->ReadUInt32(&size))
return false;
hdr->size = size;
valid_type = true;
break;
}
case SOCKET:
case CHANNEL_HANDLE:
case INVALID:
valid_type = true;
break;
// No default so the compiler will warn us if a new type is added.
}
if (valid_type)
hdr->type = Type(type);
return valid_type;
}
} // namespace proxy
} // namespace ppapi
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