Host library for controlling a WiConnect enabled Wi-Fi module.
Dependents: wiconnect-ota_example wiconnect-web_setup_example wiconnect-test-console wiconnect-tcp_server_example ... more
internal/common.h
- Committer:
- dan_ackme
- Date:
- 2014-10-27
- Revision:
- 29:b6af04b77a56
File content as of revision 29:b6af04b77a56:
/** * ACKme WiConnect Host Library is licensed under the BSD licence: * * Copyright (c)2014 ACKme Networks. * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY * OF SUCH DAMAGE. */ #ifndef _COMMON_H_ #define _COMMON_H_ #include "WiconnectCommands.h" /* Note we need the 2 concats below because arguments to ## * are not expanded, so we need to expand __LINE__ with one indirection * before doing the actual concatenation. */ #define ASSERT_CONCAT_(a, b) a ## b #define ASSERT_CONCAT(a, b) ASSERT_CONCAT_(a, b) #define ct_assert(e) enum { ASSERT_CONCAT(assert_line_, __LINE__) = 1/(!!(e)) } #define wiconnect_assert(_wiconnect, msg, expr) if(!(expr)){if(_wiconnect != NULL) _wiconnect->assertLogger.call(msg); for(;;); } #ifndef WICONNECT_ASYNC_TIMER_ENABLED #define CHECK_CALLBACK_AVAILABLE(cb) if(cb.isValid()) return WICONNECT_UNSUPPORTED #else #define CHECK_CALLBACK_AVAILABLE(cb) #endif #define UNUSED(expr) do { (void)(expr); } while (0) #define CHECK_CLEANUP_COMMAND() \ if(result != WICONNECT_PROCESSING) \ { \ wiconnect->internalProcessingState = 0; \ wiconnect->currentCommandId = NULL; \ } #define CHECK_OTHER_COMMAND_EXECUTING() \ { \ static const volatile uint8_t __funcId = 0; \ if(wiconnect->currentCommandId == NULL) \ { \ wiconnect->currentCommandId = (void*)&__funcId; \ } \ else if(wiconnect->currentCommandId != (void*)&__funcId) \ { \ return WICONNECT_ANOTHER_CMD_EXECUTING; \ } \ } #define _CHECK_CLEANUP_COMMAND() \ if(result != WICONNECT_PROCESSING) \ { \ internalProcessingState = 0; \ currentCommandId = NULL; \ } #define _CHECK_OTHER_COMMAND_EXECUTING() \ { \ static const volatile uint8_t __funcId = 0; \ if(currentCommandId == NULL) \ { \ currentCommandId = (void*)&__funcId; \ } \ else if(currentCommandId != (void*)&__funcId) \ { \ return WICONNECT_ANOTHER_CMD_EXECUTING; \ } \ } #define WICONNECT_IS_IDLE() (wiconnect->currentCommandId == NULL) #define _WICONNECT_IS_IDLE() (currentCommandId == NULL) #ifdef WICONNECT_USE_DEFAULT_STRING_BUFFERS #define SET_STR_BUFFER(_buffer, size) \ char *ptr; \ static char defaultBuffer[size]; \ ptr = (_buffer == NULL) ? defaultBuffer : _buffer; #else #define SET_STR_BUFFER(_buffer, size) \ char *ptr; \ if(_buffer == NULL) \ { \ return "<null>"; \ } \ ptr = _buffer; #endif #endif