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authorYour Name <you@example.com>2021-12-20 18:14:57 +0000
committerYour Name <you@example.com>2021-12-20 18:14:57 +0000
commitd59a76261db02141dae06bf804fd0f84679f0d34 (patch)
treeabe5e84e618ba5ae0a926bdd9e3a37cf2c4af4c7 /frida_mode/src/lib/lib.c
parentdb19116ce692a7a317ee3e0f4a553f754465eb47 (diff)
downloadafl++-d59a76261db02141dae06bf804fd0f84679f0d34.tar.gz
Improvements to debug output
Diffstat (limited to 'frida_mode/src/lib/lib.c')
-rw-r--r--frida_mode/src/lib/lib.c31
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);
}