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| author | van Hauser <vh@thc.org> | 2021-12-20 21:30:55 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-12-20 21:30:55 +0100 |
| commit | 6106efa30165ace5d36da36c79778b52935f186f (patch) | |
| tree | abe5e84e618ba5ae0a926bdd9e3a37cf2c4af4c7 /frida_mode/src/lib/lib.c | |
| parent | db19116ce692a7a317ee3e0f4a553f754465eb47 (diff) | |
| parent | d59a76261db02141dae06bf804fd0f84679f0d34 (diff) | |
| download | afl++-6106efa30165ace5d36da36c79778b52935f186f.tar.gz | |
Merge pull request #1223 from WorksButNotTested/frida
Improvements to debug output
Diffstat (limited to 'frida_mode/src/lib/lib.c')
| -rw-r--r-- | frida_mode/src/lib/lib.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/frida_mode/src/lib/lib.c b/frida_mode/src/lib/lib.c index 48d2ea2a..39480ce9 100644 --- a/frida_mode/src/lib/lib.c +++ b/frida_mode/src/lib/lib.c @@ -93,17 +93,18 @@ static void lib_read_text_section(lib_details_t *lib_details, Elf_Ehdr *hdr) { } - FOKF("Image preferred load address 0x%016" G_GSIZE_MODIFIER "x", - preferred_base); + FVERBOSE("\tpreferred load address: 0x%016" G_GSIZE_MODIFIER "x", + preferred_base); shdr = (Elf_Shdr *)((char *)hdr + hdr->e_shoff); shstrtab = &shdr[hdr->e_shstrndx]; shstr = (char *)hdr + shstrtab->sh_offset; - FOKF("shdr: %p", shdr); - FOKF("shstrtab: %p", shstrtab); - FOKF("shstr: %p", shstr); + FVERBOSE("\tshdr: %p", shdr); + FVERBOSE("\tshstrtab: %p", shstrtab); + FVERBOSE("\tshstr: %p", shstr); + FVERBOSE("Sections:"); for (size_t i = 0; i < hdr->e_shnum; i++) { curr = &shdr[i]; @@ -111,21 +112,23 @@ static void lib_read_text_section(lib_details_t *lib_details, Elf_Ehdr *hdr) { if (curr->sh_name == 0) continue; section_name = &shstr[curr->sh_name]; - FOKF("Section: %2" G_GSIZE_MODIFIER "u - base: 0x%016" G_GSIZE_MODIFIER - "X size: 0x%016" G_GSIZE_MODIFIER "X %s", - i, curr->sh_addr, curr->sh_size, section_name); + FVERBOSE("\t%2" G_GSIZE_MODIFIER "u - base: 0x%016" G_GSIZE_MODIFIER + "X size: 0x%016" G_GSIZE_MODIFIER "X %s", + i, curr->sh_addr, curr->sh_size, section_name); if (memcmp(section_name, text_name, sizeof(text_name)) == 0 && text_base == 0) { text_base = lib_details->base_address + curr->sh_addr - preferred_base; text_limit = text_base + curr->sh_size; - FOKF("> text_addr: 0x%016" G_GINT64_MODIFIER "X", text_base); - FOKF("> text_limit: 0x%016" G_GINT64_MODIFIER "X", text_limit); } } + FVERBOSE(".text\n"); + FVERBOSE("\taddr: 0x%016" G_GINT64_MODIFIER "X", text_base); + FVERBOSE("\tlimit: 0x%016" G_GINT64_MODIFIER "X", text_limit); + } static void lib_get_text_section(lib_details_t *details) { @@ -141,7 +144,7 @@ static void lib_get_text_section(lib_details_t *details) { if (len == (off_t)-1) { FFATAL("Failed to lseek %s", details->path); } - FOKF("len: %ld", len); + FVERBOSE("\tlength: %ld", len); hdr = (Elf_Ehdr *)mmap(NULL, len, PROT_READ, MAP_PRIVATE, fd, 0); if (hdr == MAP_FAILED) { FFATAL("Failed to map %s", details->path); } @@ -162,8 +165,10 @@ void lib_init(void) { lib_details_t lib_details; gum_process_enumerate_modules(lib_find_exe, &lib_details); - FOKF("Executable: 0x%016" G_GINT64_MODIFIER "x - %s", - lib_details.base_address, lib_details.path); + FVERBOSE("Image"); + FVERBOSE("\tbase: 0x%016" G_GINT64_MODIFIER "x", + lib_details.base_address); + FVERBOSE("\tpath: %s", lib_details.path); lib_get_text_section(&lib_details); } |