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non-unix compat

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vanhauser-thc
2021-06-23 13:15:32 +02:00
parent c6b77d2d05
commit d64cde8370
1 changed files with 61 additions and 57 deletions
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118
src/afl-fuzz-init.c
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@ -710,101 +710,105 @@ void read_testcases(afl_state_t *afl, u8 *directory) {
} }
i = nl_cnt; if (nl_cnt) {
do {
--i; i = nl_cnt;
do {
struct stat st; --i;
u8 dfn[PATH_MAX]; struct stat st;
snprintf(dfn, PATH_MAX, "%s/.state/deterministic_done/%s", afl->in_dir, u8 dfn[PATH_MAX];
nl[i]->d_name); snprintf(dfn, PATH_MAX, "%s/.state/deterministic_done/%s", afl->in_dir,
u8 *fn2 = alloc_printf("%s/%s", dir, nl[i]->d_name); nl[i]->d_name);
u8 *fn2 = alloc_printf("%s/%s", dir, nl[i]->d_name);
u8 passed_det = 0; u8 passed_det = 0;
if (lstat(fn2, &st) || access(fn2, R_OK)) { if (lstat(fn2, &st) || access(fn2, R_OK)) {
PFATAL("Unable to access '%s'", fn2); PFATAL("Unable to access '%s'", fn2);
} }
/* obviously we want to skip "descending" into . and .. directories, /* obviously we want to skip "descending" into . and .. directories,
however it is a good idea to skip also directories that start with however it is a good idea to skip also directories that start with
a dot */ a dot */
if (subdirs && S_ISDIR(st.st_mode) && nl[i]->d_name[0] != '.') { if (subdirs && S_ISDIR(st.st_mode) && nl[i]->d_name[0] != '.') {
free(nl[i]); /* not tracked */ free(nl[i]); /* not tracked */
read_testcases(afl, fn2); read_testcases(afl, fn2);
ck_free(fn2); ck_free(fn2);
continue; continue;
} }
free(nl[i]); free(nl[i]);
if (!S_ISREG(st.st_mode) || !st.st_size || strstr(fn2, "/README.txt")) { if (!S_ISREG(st.st_mode) || !st.st_size || strstr(fn2, "/README.txt")) {
ck_free(fn2); ck_free(fn2);
continue; continue;
} }
if (st.st_size > MAX_FILE) { if (st.st_size > MAX_FILE) {
WARNF("Test case '%s' is too big (%s, limit is %s), partial reading", fn2, WARNF("Test case '%s' is too big (%s, limit is %s), partial reading",
stringify_mem_size(val_buf[0], sizeof(val_buf[0]), st.st_size), fn2,
stringify_mem_size(val_buf[1], sizeof(val_buf[1]), MAX_FILE)); stringify_mem_size(val_buf[0], sizeof(val_buf[0]), st.st_size),
stringify_mem_size(val_buf[1], sizeof(val_buf[1]), MAX_FILE));
} }
/* Check for metadata that indicates that deterministic fuzzing /* Check for metadata that indicates that deterministic fuzzing
is complete for this entry. We don't want to repeat deterministic is complete for this entry. We don't want to repeat deterministic
fuzzing when resuming aborted scans, because it would be pointless fuzzing when resuming aborted scans, because it would be pointless
and probably very time-consuming. */ and probably very time-consuming. */
if (!access(dfn, F_OK)) { passed_det = 1; } if (!access(dfn, F_OK)) { passed_det = 1; }
add_to_queue(afl, fn2, st.st_size >= MAX_FILE ? MAX_FILE : st.st_size, add_to_queue(afl, fn2, st.st_size >= MAX_FILE ? MAX_FILE : st.st_size,
passed_det); passed_det);
if (unlikely(afl->shm.cmplog_mode)) { if (unlikely(afl->shm.cmplog_mode)) {
if (afl->cmplog_lvl == 1) { if (afl->cmplog_lvl == 1) {
if (!afl->cmplog_max_filesize || if (!afl->cmplog_max_filesize ||
afl->cmplog_max_filesize < st.st_size) { afl->cmplog_max_filesize < st.st_size) {
afl->cmplog_max_filesize = st.st_size; afl->cmplog_max_filesize = st.st_size;
} }
} else if (afl->cmplog_lvl == 2) { } else if (afl->cmplog_lvl == 2) {
if (!afl->cmplog_max_filesize || if (!afl->cmplog_max_filesize ||
afl->cmplog_max_filesize > st.st_size) { afl->cmplog_max_filesize > st.st_size) {
afl->cmplog_max_filesize = st.st_size; afl->cmplog_max_filesize = st.st_size;
}
} }
} }
} /*
if (unlikely(afl->schedule >= FAST && afl->schedule <= RARE)) {
/* u64 cksum = hash64(afl->fsrv.trace_bits, afl->fsrv.map_size,
if (unlikely(afl->schedule >= FAST && afl->schedule <= RARE)) { HASH_CONST); afl->queue_top->n_fuzz_entry = cksum % N_FUZZ_SIZE;
afl->n_fuzz[afl->queue_top->n_fuzz_entry] = 1;
u64 cksum = hash64(afl->fsrv.trace_bits, afl->fsrv.map_size, }
HASH_CONST); afl->queue_top->n_fuzz_entry = cksum % N_FUZZ_SIZE;
afl->n_fuzz[afl->queue_top->n_fuzz_entry] = 1;
} */
*/ } while (i > 0);
} while (i > 0); }
free(nl); /* not tracked */ free(nl); /* not tracked */