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169 lines
4.9 KiB
C
169 lines
4.9 KiB
C
/*
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Copyright (c) 2014-2016 Intel Corporation. All Rights Reserved.
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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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* 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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* 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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* Neither the name of Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef COI_COMMON_H_INCLUDED
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#define COI_COMMON_H_INCLUDED
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#include <common/COIMacros_common.h>
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#include <common/COIPerf_common.h>
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#include <source/COIEngine_source.h>
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#include <source/COIProcess_source.h>
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#include <source/COIPipeline_source.h>
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#include <source/COIBuffer_source.h>
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#include <source/COIEvent_source.h>
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#include <assert.h>
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#include <dirent.h>
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#include <dlfcn.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <pthread.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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#include <unistd.h>
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/* Environment variable for path to 'target' files. */
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#define MIC_DIR_ENV "OFFLOAD_MIC_DIR"
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/* Environment variable for engine index. */
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#define MIC_INDEX_ENV "OFFLOAD_MIC_INDEX"
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/* Environment variable for target executable run command. */
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#define OFFLOAD_EMUL_RUN_ENV "OFFLOAD_EMUL_RUN"
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/* Environment variable for number of emulated devices. */
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#define OFFLOAD_EMUL_NUM_ENV "OFFLOAD_EMUL_NUM"
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/* Path to engine directory. */
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#define ENGINE_PATH "/tmp/offload_XXXXXX"
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/* Relative path to directory with pipes. */
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#define PIPES_PATH "/pipes"
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/* Non-numerical part of host-to-target pipe file name. */
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#define PIPE_HOST2TGT_NAME PIPES_PATH "/host2tgt_"
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/* Non-numerical part of target-to-host pipe file name. */
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#define PIPE_TGT2HOST_NAME PIPES_PATH "/tgt2host_"
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/* Non-numerical part of shared memory file name. */
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#define SHM_NAME "/offload_shm_"
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/* Use secure getenv if it's supported. */
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#ifdef HAVE_SECURE_GETENV
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#define getenv(x) secure_getenv(x)
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#elif HAVE___SECURE_GETENV
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#define getenv(x) __secure_getenv(x)
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#endif
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/* Wrapper for malloc. */
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#define MALLOC(type, ptr, size) \
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{ \
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type p = (type) malloc (size); \
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if (p == NULL) \
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COIERROR ("Cannot allocate memory."); \
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ptr = p; \
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}
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/* Like MALLOC, but return NULL instead of COIRESULT. */
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#define MALLOCN(type, ptr, size) \
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{ \
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type p = (type) malloc (size); \
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if (p == NULL) \
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COIERRORN ("Cannot allocate memory."); \
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ptr = p; \
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}
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/* Wrapper for strdup. */
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#define STRDUP(ptr, str) \
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{ \
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char *p = strdup (str); \
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if (p == NULL) \
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COIERROR ("Cannot allocate memory."); \
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ptr = p; \
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}
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/* Wrapper for pipe reading. */
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#define READ(pipe, ptr, size) \
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{ \
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int s = (int) size; \
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if (read (pipe, ptr, s) != s) \
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COIERROR ("Cannot read from pipe."); \
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}
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/* Like READ, but return NULL instead of COIRESULT. */
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#define READN(pipe, ptr, size) \
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{ \
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int s = (int) size; \
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if (read (pipe, ptr, s) != s) \
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COIERRORN ("Cannot read from pipe."); \
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}
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/* Wrapper for pipe writing. */
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#define WRITE(pipe, ptr, size) \
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{ \
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int s = (int) size; \
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if (write (pipe, ptr, s) != s) \
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COIERROR ("Cannot write in pipe."); \
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}
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/* Like WRITE, but return NULL instead of COIRESULT. */
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#define WRITEN(pipe, ptr, size) \
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{ \
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int s = (int) size; \
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if (write (pipe, ptr, s) != s) \
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COIERRORN ("Cannot write in pipe."); \
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}
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/* Command codes enum. */
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typedef enum
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{
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CMD_BUFFER_COPY,
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CMD_BUFFER_MAP,
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CMD_BUFFER_UNMAP,
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CMD_GET_FUNCTION_HANDLE,
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CMD_OPEN_LIBRARY,
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CMD_CLOSE_LIBRARY,
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CMD_PIPELINE_CREATE,
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CMD_PIPELINE_DESTROY,
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CMD_PIPELINE_RUN_FUNCTION,
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CMD_SHUTDOWN
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} cmd_t;
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#endif // COI_COMMON_H_INCLUDED
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