/**************************************************************************
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*
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* Copyright 2015 Advanced Micro Devices, Inc.
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* Copyright 2008 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* on the rights to use, copy, modify, merge, publish, distribute, sub
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* license, and/or sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef DD_UTIL_H
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#define DD_UTIL_H
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include "c99_alloca.h"
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#include "os/os_process.h"
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#include "util/u_atomic.h"
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#include "util/u_debug.h"
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/* name of the directory in home */
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#define DD_DIR "ddebug_dumps"
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static inline void
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dd_get_debug_filename_and_mkdir(char *buf, size_t buflen, bool verbose)
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{
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static unsigned index;
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char proc_name[128], dir[256];
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if (!os_get_process_name(proc_name, sizeof(proc_name))) {
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fprintf(stderr, "dd: can't get the process name\n");
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strcpy(proc_name, "unknown");
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}
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snprintf(dir, sizeof(dir), "%s/"DD_DIR, debug_get_option("HOME", "."));
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if (mkdir(dir, 0774) && errno != EEXIST)
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fprintf(stderr, "dd: can't create a directory (%i)\n", errno);
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snprintf(buf, buflen, "%s/%s_%u_%08u", dir, proc_name, getpid(),
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p_atomic_inc_return(&index) - 1);
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if (verbose)
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fprintf(stderr, "dd: dumping to file %s\n", buf);
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}
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static inline FILE *
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dd_get_debug_file(bool verbose)
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{
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char name[512];
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FILE *f;
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dd_get_debug_filename_and_mkdir(name, sizeof(name), verbose);
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f = fopen(name, "w");
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if (!f) {
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fprintf(stderr, "dd: can't open file %s\n", name);
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return NULL;
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}
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return f;
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}
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static inline void
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dd_parse_apitrace_marker(const char *string, int len, unsigned *call_number)
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{
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unsigned num;
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char *s;
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if (len <= 0)
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return;
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/* Make it zero-terminated. */
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s = alloca(len + 1);
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memcpy(s, string, len);
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s[len] = 0;
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/* Parse the number. */
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errno = 0;
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num = strtol(s, NULL, 10);
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if (errno)
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return;
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*call_number = num;
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}
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#endif /* DD_UTIL_H */
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