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general maintance

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This commit is contained in:
van Hauser
2019-10-04 10:33:28 +02:00
parent 9af6395e92
commit 9c105098dd
12 changed files with 279 additions and 156 deletions
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38
src/afl-fuzz-run.c
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@ -178,15 +178,21 @@ u8 run_target(char** argv, u32 timeout) {
if ((res = read(fsrv_st_fd, &status, 4)) != 4) {
if (stop_soon) return 0;
SAYF("\n" cLRD "[-] " cRST
"Unable to communicate with fork server. Some possible reasons:\n\n"
" - You've run out of memory. Use -m to increase the the memory limit\n"
" to something higher than %lld.\n"
" - The binary or one of the libraries it uses manages to create\n"
" threads before the forkserver initializes.\n"
" - The binary, at least in some circumstances, exits in a way that\n"
" also kills the parent process - raise() could be the culprit.\n\n"
"If all else fails you can disable the fork server via AFL_NO_FORKSRV=1.\n", mem_limit);
SAYF(
"\n" cLRD "[-] " cRST
"Unable to communicate with fork server. Some possible reasons:\n\n"
" - You've run out of memory. Use -m to increase the the memory "
"limit\n"
" to something higher than %lld.\n"
" - The binary or one of the libraries it uses manages to create\n"
" threads before the forkserver initializes.\n"
" - The binary, at least in some circumstances, exits in a way "
"that\n"
" also kills the parent process - raise() could be the "
"culprit.\n\n"
"If all else fails you can disable the fork server via "
"AFL_NO_FORKSRV=1.\n",
mem_limit);
RPFATAL(res, "Unable to communicate with fork server");
}
@ -261,15 +267,23 @@ void write_to_testcase(void* mem, u32 len) {
s32 fd = out_fd;
#ifdef _AFL_DOCUMENT_MUTATIONS
s32 doc_fd;
char *fn = alloc_printf("%s/mutations/%09u:%s", out_dir, document_counter++, describe_op(0));
s32 doc_fd;
char* fn = alloc_printf("%s/mutations/%09u:%s", out_dir, document_counter++,
describe_op(0));
if (fn != NULL) {
if ((doc_fd = open(fn, O_WRONLY | O_CREAT | O_TRUNC, 0600)) >= 0) {
if (write(doc_fd, mem, len) != len) PFATAL("write to mutation file failed: %s", fn);
if (write(doc_fd, mem, len) != len)
PFATAL("write to mutation file failed: %s", fn);
close(doc_fd);
}
ck_free(fn);
}
#endif
if (out_file) {