75 lines
2.4 KiB
C++
75 lines
2.4 KiB
C++
/****************************************************************************
|
|
*
|
|
* Copyright (c) 2021 Vivante Corporation
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
#include "handle_private.h"
|
|
|
|
#include <cassert>
|
|
#include <cstdint>
|
|
#include "execution_private.h"
|
|
#include "vip_lite.h"
|
|
|
|
#define _64_BYTES_ALIGN (64ul)
|
|
|
|
namespace tim {
|
|
namespace lite {
|
|
|
|
UserHandle::UserHandle(void* buffer, size_t size) {
|
|
assert((reinterpret_cast<uintptr_t>(buffer) % _64_BYTES_ALIGN) == 0);
|
|
impl_ = std::make_unique<UserHandleImpl>(buffer, size);
|
|
}
|
|
|
|
UserHandle::~UserHandle() {
|
|
impl()->Unregister();
|
|
}
|
|
|
|
bool UserHandleImpl::Register(vip_buffer_create_params_t& params) {
|
|
bool ret = true;
|
|
std::call_once(register_once_, [&ret, ¶ms, this]() {
|
|
vip_status_e status = VIP_SUCCESS;
|
|
vip_buffer internal_buffer = nullptr;
|
|
status = vip_create_buffer_from_handle(¶ms,
|
|
this->user_buffer(),
|
|
this->user_buffer_size(),
|
|
&internal_buffer);
|
|
if (status == VIP_SUCCESS) {
|
|
this->handle_ = internal_buffer;
|
|
ret = true;
|
|
} else {
|
|
ret = false;
|
|
}
|
|
});
|
|
return ret;
|
|
}
|
|
|
|
bool UserHandleImpl::Unregister() {
|
|
if (handle_) {
|
|
vip_destroy_buffer(handle_);
|
|
handle_ = nullptr;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
}
|
|
}
|