52 lines
1.0 KiB
C
52 lines
1.0 KiB
C
/*
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* libpst.c
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*
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* Created on: Feb 5, 2020
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* Author: nnosov
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*/
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#include <ucontext.h>
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#include <stdio.h>
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#include <stdint.h>
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#include "utils/allocator.h"
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#include "dwarf/dwarf_handler.h"
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#include "dwarf/dwarf_function.h"
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// allocate and initialize libpst library
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pst_handler* pst_lib_init(ucontext_t* hctx, void* buff, uint32_t size)
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{
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// global
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if(!buff || !size) {
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pst_alloc_init(&allocator);
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} else {
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pst_alloc_init_custom(&allocator, buff, size);
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}
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pst_log_init_console(&logger);
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pst_new(pst_handler, handler, hctx);
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return handler;
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}
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// deallocate libpst handler and library
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void pst_lib_fini(pst_handler* h)
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{
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pst_free(h);
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// global
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pst_log_fini(&logger);
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pst_alloc_fini(&allocator);
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}
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// save stack trace information to provided buffer in RAM
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int pst_unwind_simple(pst_handler* h)
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{
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return pst_handler_unwind(h);
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}
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// save stack trace information to provided buffer in RAM
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int pst_unwind_pretty(pst_handler* h)
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{
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return pst_handler_handle_dwarf(h);
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}
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