73 lines
3.4 KiB
C
73 lines
3.4 KiB
C
/*********************************************************************************************************
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* Software License Agreement (BSD License) *
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* Author: Sebastien Decugis <sdecugis@freediameter.net> *
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* *
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* Copyright (c) 2013, WIDE Project and NICT *
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* All rights reserved. *
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* *
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* Redistribution and use of this software in source and binary forms, with or without modification, are *
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* permitted provided that the following conditions are met: *
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* *
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* * Redistributions of source code must retain the above *
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* copyright notice, this list of conditions and the *
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* following disclaimer. *
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* *
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* * Redistributions in binary form must reproduce the above *
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* copyright notice, this list of conditions and the *
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* following disclaimer in the documentation and/or other *
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* materials provided with the distribution. *
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* *
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* * Neither the name of the WIDE Project or NICT nor the *
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* names of its contributors may be used to endorse or *
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* promote products derived from this software without *
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* specific prior written permission of WIDE Project and *
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* NICT. *
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* *
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR *
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS *
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR *
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF *
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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*********************************************************************************************************/
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#ifndef _EXTENSION_H
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#define _EXTENSION_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Include definition of freeDiameter API */
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#include <freeDiameter/freeDiameter-host.h>
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#include <freeDiameter/libfdcore.h>
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/* Macro that define the entry point of the extension */
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#define EXTENSION_ENTRY(_name, _function, _depends...) \
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const char *fd_ext_depends[] = { _name , ## _depends , NULL }; \
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static int extension_loaded = 0; \
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int fd_ext_init(int major, int minor, char * conffile) { \
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if ((major != FD_PROJECT_VERSION_MAJOR) \
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|| (minor != FD_PROJECT_VERSION_MINOR)) { \
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TRACE_ERROR("This extension (" _name ") was compiled for a different version of freeDiameter."); \
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TRACE_DEBUG(INFO, "daemon %d.%d != ext %d.%d", \
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major, minor, \
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FD_PROJECT_VERSION_MAJOR, FD_PROJECT_VERSION_MINOR); \
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return EINVAL; \
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} \
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if (extension_loaded) { \
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TRACE_ERROR("Extension (" _name ") cannot be loaded twice!"); \
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return ENOTSUP; \
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} \
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extension_loaded++; \
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return (_function)(conffile); \
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* _EXTENSION_H */
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