29 lines
1.1 KiB
C
29 lines
1.1 KiB
C
#include <libreborn/elf.h>
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// Find And Iterate Over All Segments In Current Binary
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typedef struct {
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segment_callback_t callback;
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void *data;
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} dl_iterate_callback_data;
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static int dl_iterate_callback(struct dl_phdr_info *info, __attribute__((unused)) size_t size, void *data) {
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dl_iterate_callback_data *callback_data = (dl_iterate_callback_data *) data;
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// Only Search Current Program
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if (strcmp(info->dlpi_name, "") == 0) {
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for (int i = 0; i < info->dlpi_phnum; i++) {
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// Only Executable Segemnts
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if (info->dlpi_phdr[i].p_type == PT_LOAD && (info->dlpi_phdr[i].p_flags & PF_X) != 0) {
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// Callback
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(*callback_data->callback)(info->dlpi_addr + info->dlpi_phdr[i].p_vaddr, info->dlpi_phdr[i].p_memsz, callback_data->data);
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}
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}
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}
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return 0;
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}
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void iterate_segments(segment_callback_t callback, void *data) {
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dl_iterate_callback_data callback_data = {
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.callback = callback,
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.data = data
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};
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dl_iterate_phdr(dl_iterate_callback, (void *) &callback_data);
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}
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