79 lines
1.8 KiB
C
79 lines
1.8 KiB
C
/*
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*
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*
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*/
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#ifndef _DEFAULT_SOURCE
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#define _DEFAULT_SOURCE
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#endif
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#define _BSD_SOURCE
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#include "private/ftdm_core.h"
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#if defined(HAVE_EXECINFO_H) && !defined(__FreeBSD__)
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#include <stdlib.h>
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#include <unistd.h>
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#include <execinfo.h>
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#include <syscall.h>
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#define FTDM_BACKTRACE_MAX 50
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FT_DECLARE(ftdm_status_t) ftdm_backtrace_walk(void (* callback)(const int tid, const void *addr, const char *symbol, void *priv), void *priv)
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{
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void *stacktrace[FTDM_BACKTRACE_MAX];
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char **symbols = NULL;
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size_t size = 0;
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pid_t tid = 0;
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int si = 0;
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if (!callback) {
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return FTDM_EINVAL;
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}
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tid = syscall(SYS_gettid);
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size = backtrace(stacktrace, ftdm_array_len(stacktrace));
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symbols = backtrace_symbols(stacktrace, size);
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for (si = 0; si < size; si++) {
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callback(tid, stacktrace[si], symbols[si], priv);
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}
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free(symbols);
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return FTDM_SUCCESS;
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}
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#else /* !HAVE_EXECINFO_H */
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FT_DECLARE(ftdm_status_t) ftdm_backtrace_walk(void (* callback)(const int tid, const void *addr, const char *symbol, void *priv), void *priv)
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{
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ftdm_log(FTDM_LOG_DEBUG, "Stack traces are not available on this platform!\n");
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return FTDM_NOTIMPL;
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}
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#endif
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static void span_backtrace(const int tid, const void *addr, const char *symbol, void *priv)
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{
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ftdm_span_t *span = priv;
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ftdm_log(FTDM_LOG_DEBUG, "[%d][tid:%d] %p -> %s\n",
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ftdm_span_get_id(span), tid, addr, symbol);
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}
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FT_DECLARE(ftdm_status_t) ftdm_backtrace_span(ftdm_span_t *span)
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{
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return ftdm_backtrace_walk(&span_backtrace, span);
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}
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static void chan_backtrace(const int tid, const void *addr, const char *symbol, void *priv)
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{
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ftdm_channel_t *chan = priv;
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ftdm_log(FTDM_LOG_DEBUG, "[%d:%d][tid:%d] %p -> %s\n",
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ftdm_channel_get_span_id(chan), ftdm_channel_get_id(chan), tid, addr, symbol);
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}
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FT_DECLARE(ftdm_status_t) ftdm_backtrace_chan(ftdm_channel_t *chan)
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{
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return ftdm_backtrace_walk(&chan_backtrace, chan);
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}
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