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Move out 'jrt_read_from_buffer_by_offset' and 'jrt_write_to_buffer_by_offset' function definitions from header.

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It's also required by the C99 standard.

JerryScript-DCO-1.0-Signed-off-by: Robert Sipka rsipka.uszeged@partner.samsung.com
This commit is contained in:
Robert Sipka 2016-02-09 15:56:42 +01:00
parent 20bec3d73f
commit 6fd1f780e1
2 changed files with 75 additions and 53 deletions
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73
jerry-core/jrt/jrt.cpp Normal file
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@ -0,0 +1,73 @@
/* Copyright 2016 Samsung Electronics Co., Ltd.
* Copyright 2016 University of Szeged.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "jrt.h"
/**
* Read data from a specified buffer.
*
* Note:
* Offset is in-out and is incremented if the read operation completes successfully.
*
* @return true, if read was successful, i.e. offset + data_size doesn't exceed buffer size,
* false - otherwise.
*/
bool __attr_always_inline___
jrt_read_from_buffer_by_offset (const uint8_t *buffer_p, /**< buffer */
size_t buffer_size, /**< size of buffer */
size_t *in_out_buffer_offset_p, /**< in: offset to read from,
* out: offset, incremented on sizeof (T) */
void *out_data_p, /**< out: data */
size_t out_data_size) /**< size of the readable data */
{
if (*in_out_buffer_offset_p + out_data_size > buffer_size)
{
return false;
}
memcpy (out_data_p, buffer_p + *in_out_buffer_offset_p, out_data_size);
*in_out_buffer_offset_p += out_data_size;
return true;
} /* jrt_read_from_buffer_by_offset */
/**
* Write data to a specified buffer.
*
* Note:
* Offset is in-out and is incremented if the write operation completes successfully.
*
* @return true, if write was successful, i.e. offset + data_size doesn't exceed buffer size,
* false - otherwise.
*/
bool __attr_always_inline___
jrt_write_to_buffer_by_offset (uint8_t *buffer_p, /**< buffer */
size_t buffer_size, /**< size of buffer */
size_t *in_out_buffer_offset_p, /**< in: offset to read from,
* out: offset, incremented on sizeof (T) */
const void *data_p, /**< data */
size_t data_size) /**< size of the writable data */
{
if (*in_out_buffer_offset_p + data_size > buffer_size)
{
return false;
}
memcpy (buffer_p + *in_out_buffer_offset_p, data_p, data_size);
*in_out_buffer_offset_p += data_size;
return true;
} /* jrt_write_to_buffer_by_offset */

55
jerry-core/jrt/jrt.h
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@ -214,60 +214,9 @@ extern void __noreturn jerry_fatal (jerry_fatal_code_t);
#define JERRY_MIN(v1, v2) ((v1 < v2) ? v1 : v2)
#define JERRY_MAX(v1, v2) ((v1 < v2) ? v2 : v1)
/**
* Read data from a specified buffer.
*
* Note:
* Offset is in-out and is incremented if the read operation completes successfully.
*
* @return true, if read was successful, i.e. offset + data_size doesn't exceed buffer size,
* false - otherwise.
*/
inline bool
jrt_read_from_buffer_by_offset (const uint8_t *buffer_p, /**< buffer */
size_t buffer_size, /**< size of buffer */
size_t *in_out_buffer_offset_p, /**< in: offset to read from,
* out: offset, incremented on sizeof (T) */
void *out_data_p, /**< out: data */
size_t out_data_size) /**< size of the readable data */
{
if (*in_out_buffer_offset_p + out_data_size > buffer_size)
{
return false;
}
memcpy (out_data_p, buffer_p + *in_out_buffer_offset_p, out_data_size);
*in_out_buffer_offset_p += out_data_size;
extern bool jrt_read_from_buffer_by_offset (const uint8_t *, size_t, size_t *, void *, size_t);
return true;
} /* jrt_read_from_buffer_by_offset */
/**
* Write data to a specified buffer.
*
* Note:
* Offset is in-out and is incremented if the write operation completes successfully.
*
* @return true, if write was successful, i.e. offset + data_size doesn't exceed buffer size,
* false - otherwise.
*/
inline bool
jrt_write_to_buffer_by_offset (uint8_t *buffer_p, /**< buffer */
size_t buffer_size, /**< size of buffer */
size_t *in_out_buffer_offset_p, /**< in: offset to read from,
* out: offset, incremented on sizeof (T) */
const void *data_p, /**< data */
size_t data_size) /**< size of the writable data */
{
if (*in_out_buffer_offset_p + data_size > buffer_size)
{
return false;
}
memcpy (buffer_p + *in_out_buffer_offset_p, data_p, data_size);
*in_out_buffer_offset_p += data_size;
return true;
} /* jrt_write_to_buffer_by_offset */
extern bool jrt_write_to_buffer_by_offset (uint8_t *, size_t, size_t *, const void *, size_t);
#endif /* !JERRY_GLOBALS_H */