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version 1.3, 2013/07/09 00:18:19
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version 1.11, 2022/09/26 19:39:23
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/************************************************************************* |
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* (C) 2013 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org> |
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* by Michael Pounov <misho@elwix.org> |
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* |
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* $Author$ |
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* $Id$ |
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* |
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************************************************************************** |
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The ELWIX and AITNET software is distributed under the following |
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terms: |
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All of the documentation and software included in the ELWIX and AITNET |
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Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
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|
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Copyright 2004 - 2022 |
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by Michael Pounov <misho@elwix.org>. All rights reserved. |
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|
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions |
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are met: |
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1. Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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2. Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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3. All advertising materials mentioning features or use of this software |
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must display the following acknowledgement: |
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This product includes software developed by Michael Pounov <misho@elwix.org> |
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ELWIX - Embedded LightWeight unIX and its contributors. |
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4. Neither the name of AITNET nor the names of its contributors |
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may be used to endorse or promote products derived from this software |
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without specific prior written permission. |
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|
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THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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SUCH DAMAGE. |
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*/ |
| #ifndef __APACK_H |
#ifndef __APACK_H |
| #define __APACK_H |
#define __APACK_H |
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Line 16 typedef struct tagRawPacket {
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Line 61 typedef struct tagRawPacket {
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| (x)->r_next = (x)->r_buf; \ |
(x)->r_next = (x)->r_buf; \ |
| } while (0) |
} while (0) |
| #define RPACK_SANITY(x) ((x) && (x)->r_buf && (x)->r_next && (x)->r_next >= (x)->r_buf) |
#define RPACK_SANITY(x) ((x) && (x)->r_buf && (x)->r_next && (x)->r_next >= (x)->r_buf) |
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#define RPACK_BUF(x) (assert((x)), (x)->r_buf) |
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#define RPACK_NEXT(x) (assert((x)), (x)->r_next) |
| #define RPACK_LEN(x) (assert((x)), (x)->r_len) |
#define RPACK_LEN(x) (assert((x)), (x)->r_len) |
| #define RPACK_REWIND(x) (assert((x)), (x)->r_next = (x)->r_buf) |
#define RPACK_REWIND(x) (assert((x)), (x)->r_next = (x)->r_buf) |
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#define RPACK_OFF(x) (assert((x)), (x)->r_next - (x)->r_buf) |
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#define RPACK_REMAIN(x) (assert((x)), (x)->r_len - ((x)->r_next - (x)->r_buf)) |
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#define RPACK_ISEND(x) (assert((x)), (size_t) ((x)->r_next - (x)->r_buf) >= (x)->r_len) |
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#define RPACK_WHEREAMI(x, nx) (assert((x)), (size_t) (((uint8_t*)(nx)) - (x)->r_buf)) |
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|
| #define RPACK_SET_16(x, n) do { assert((x)); \ |
#define RPACK_SET_16(x, n) do { assert((x)); \ |
| *((uint8_t *) (x) + 1) = *((const uint8_t *) (n) + 1); \ |
*((uint8_t *) (x) + 1) = *((const uint8_t *) (n) + 1); \ |
|
Line 108 typedef struct tagRawPacket {
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Line 159 typedef struct tagRawPacket {
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| * return: NULL error or not enough space, !=NULL next position |
* return: NULL error or not enough space, !=NULL next position |
| */ |
*/ |
| uint8_t *rpack_align_and_reserve(rpack_t * __restrict rp, size_t siz); |
uint8_t *rpack_align_and_reserve(rpack_t * __restrict rp, size_t siz); |
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/* |
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* rpack_next() - Get and set current position |
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* |
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* @rp = raw packet |
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* @after_len = move aligned current position after length |
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* return: NULL error or current position |
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*/ |
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uint8_t *rpack_next(rpack_t * __restrict rp, size_t after_len); |
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/* |
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* rpack_rnext() - Get and set raw current position |
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* |
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* @rp = raw packet |
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* @after_len = !=0 move current position after length |
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* return: NULL error or raw current position |
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*/ |
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uint8_t *rpack_rnext(rpack_t * __restrict rp, size_t after_len); |
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|
| /* |
/* |
| * rpack_create() - Allocate & init raw packet structure |
* rpack_create() - Allocate & init raw packet structure |
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Line 126 rpack_t *rpack_create(void * __restrict buf, size_t bu
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Line 193 rpack_t *rpack_create(void * __restrict buf, size_t bu
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| void rpack_destroy(rpack_t ** __restrict rp); |
void rpack_destroy(rpack_t ** __restrict rp); |
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|
| /* |
/* |
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* rpack_attach() - Attach dynamic allocating buffer at packet |
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* |
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* @rp = raw packet; |
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* @len = allocate bytes |
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* return: -1 error or 0 ok, should be detached with rpack_detach() |
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* before call rpack_destroy() after use! |
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*/ |
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int rpack_attach(rpack_t * __restrict rp, size_t len); |
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/* |
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* rpack_resize() - Resize dynamic allocated buffer at packet |
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* |
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* @rp = raw packet |
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* @newlen = resize buffer to bytes |
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* return: -1 error or 0 ok, should be detached with rpack_detach() |
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* before call rpack_destroy() after use! |
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*/ |
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int rpack_resize(rpack_t * __restrict rp, size_t newlen); |
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/* |
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* rpack_detach() - Detach and free dynamic allocated buffer from packet |
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* |
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* @rp = raw packet |
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* return: none |
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*/ |
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void rpack_detach(rpack_t * __restrict rp); |
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|
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/* |
| * rpack_uint8() - Pack/Unpack 8bit value |
* rpack_uint8() - Pack/Unpack 8bit value |
| * |
* |
| * @rp = raw buffer |
* @rp = raw buffer |
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Line 138 uint8_t rpack_uint8(rpack_t * __restrict rp, uint8_t *
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Line 231 uint8_t rpack_uint8(rpack_t * __restrict rp, uint8_t *
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| * |
* |
| * @rp = raw buffer |
* @rp = raw buffer |
| * @n = set value if !=NULL |
* @n = set value if !=NULL |
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* @be = byte order [-1 little endian, 1 big endian and 0 host order] |
| * return: -1 error or get value |
* return: -1 error or get value |
| */ |
*/ |
| uint16_t rpack_uint16(rpack_t * __restrict rp, uint16_t * __restrict n); | uint16_t rpack_uint16(rpack_t * __restrict rp, uint16_t * __restrict n, int be); |
| /* |
/* |
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* rpack_ruint16() - Pack/Unpack raw 16bit value |
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* |
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* @rp = raw buffer |
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* @n = set value if !=NULL |
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* @be = byte order [-1 little endian, 1 big endian and 0 host order] |
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* return: -1 error or get value |
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*/ |
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uint16_t rpack_ruint16(rpack_t * __restrict rp, uint16_t * __restrict n, int be); |
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/* |
| * rpack_uint24() - Pack/Unpack 24bit value |
* rpack_uint24() - Pack/Unpack 24bit value |
| * |
* |
| * @rp = raw buffer |
* @rp = raw buffer |
| * @n = set value if !=NULL |
* @n = set value if !=NULL |
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* @be = byte order [-1 little endian, 1 big endian and 0 host order] |
| * return: -1 error or get value |
* return: -1 error or get value |
| */ |
*/ |
| uint32_t rpack_uint24(rpack_t * __restrict rp, uint32_t * __restrict n); | uint32_t rpack_uint24(rpack_t * __restrict rp, uint32_t * __restrict n, int be); |
| /* |
/* |
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* rpack_ruint24() - Pack/Unpack raw 24bit value |
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* |
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* @rp = raw buffer |
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* @n = set value if !=NULL |
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* @be = byte order [-1 little endian, 1 big endian and 0 host order] |
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* return: -1 error or get value |
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*/ |
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uint32_t rpack_ruint24(rpack_t * __restrict rp, uint32_t * __restrict n, int be); |
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/* |
| * rpack_uint32() - Pack/Unpack 32bit value |
* rpack_uint32() - Pack/Unpack 32bit value |
| * |
* |
| * @rp = raw buffer |
* @rp = raw buffer |
| * @n = set value if !=NULL |
* @n = set value if !=NULL |
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* @be = byte order [-1 little endian, 1 big endian and 0 host order] |
| * return: -1 error or get value |
* return: -1 error or get value |
| */ |
*/ |
| uint32_t rpack_uint32(rpack_t * __restrict rp, uint32_t * __restrict n); | uint32_t rpack_uint32(rpack_t * __restrict rp, uint32_t * __restrict n, int be); |
| /* |
/* |
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* rpack_ruint32() - Pack/Unpack raw 32bit value |
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* |
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* @rp = raw buffer |
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* @n = set value if !=NULL |
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* @be = byte order [-1 little endian, 1 big endian and 0 host order] |
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* return: -1 error or get value |
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*/ |
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uint32_t rpack_ruint32(rpack_t * __restrict rp, uint32_t * __restrict n, int be); |
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/* |
| * rpack_uint64() - Pack/Unpack 64bit value |
* rpack_uint64() - Pack/Unpack 64bit value |
| * |
* |
| * @rp = raw buffer |
* @rp = raw buffer |
| * @n = set value if !=NULL |
* @n = set value if !=NULL |
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* @be = byte order [-1 little endian, 1 big endian and 0 host order] |
| * return: -1 error or get value |
* return: -1 error or get value |
| */ |
*/ |
| uint64_t rpack_uint64(rpack_t * __restrict rp, uint64_t * __restrict n); | uint64_t rpack_uint64(rpack_t * __restrict rp, uint64_t * __restrict n, int be); |
| | /* |
| | * rpack_ruint64() - Pack/Unpack raw 64bit value |
| | * |
| | * @rp = raw buffer |
| | * @n = set value if !=NULL |
| | * @be = byte order [-1 little endian, 1 big endian and 0 host order] |
| | * return: -1 error or get value |
| | */ |
| | uint64_t rpack_ruint64(rpack_t * __restrict rp, uint64_t * __restrict n, int be); |
| | /* |
| | * rpack_data() - Pack/Unpack align data |
| | * |
| | * @rp = raw buffer |
| | * @dat = data |
| | * @datlen = data length |
| | * return: NULL error or != NULL get data, must be e_free() after use! |
| | */ |
| | void *rpack_data(rpack_t * __restrict rp, void * __restrict dat, size_t datlen); |
| | /* |
| | * rpack_rdata() - Pack/Unpack raw data |
| | * |
| | * @rp = raw buffer |
| | * @dat = data |
| | * @datlen = data length |
| | * return: NULL error or != NULL get data, must be e_free() after use! |
| | */ |
| | void *rpack_rdata(rpack_t * __restrict rp, void * __restrict dat, size_t datlen); |
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| #endif |
#endif |