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This commit is contained in:
van Hauser
2020-03-09 12:21:54 +01:00
parent 188a6f5ec5
commit 988a32ced5
25 changed files with 1014 additions and 802 deletions
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13
src/afl-sharedmem.c
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@ -101,7 +101,7 @@ void afl_shm_atexit() {
}
/* Configure shared memory.
/* Configure shared memory.
Returns a pointer to shm->map for ease of use.
*/
@ -124,7 +124,8 @@ u8 *afl_shm_init(sharedmem_t *shm, size_t map_size, unsigned char dumb_mode) {
snprintf(shm->g_shm_file_path, L_tmpnam, "/afl_%d_%ld", getpid(), random());
/* create the shared memory segment as if it was a file */
shm->g_shm_fd = shm_open(shm->g_shm_file_path, O_CREAT | O_RDWR | O_EXCL, 0600);
shm->g_shm_fd =
shm_open(shm->g_shm_file_path, O_CREAT | O_RDWR | O_EXCL, 0600);
if (shm->g_shm_fd == -1) { PFATAL("shm_open() failed"); }
/* configure the size of the shared memory segment */
@ -135,8 +136,8 @@ u8 *afl_shm_init(sharedmem_t *shm, size_t map_size, unsigned char dumb_mode) {
}
/* map the shared memory segment to the address space of the process */
shm->map =
mmap(0, map_size, PROT_READ | PROT_WRITE, MAP_SHARED, map_size->g_shm_fd, 0);
shm->map = mmap(0, map_size, PROT_READ | PROT_WRITE, MAP_SHARED,
map_size->g_shm_fd, 0);
if (map_size->map == MAP_FAILED) {
close(map_size->g_shm_fd);
@ -164,7 +165,7 @@ u8 *afl_shm_init(sharedmem_t *shm, size_t map_size, unsigned char dumb_mode) {
if (shm->cmplog_mode) {
shm->cmplog_shm_id = shmget(IPC_PRIVATE, sizeof(struct cmp_map),
IPC_CREAT | IPC_EXCL | 0600);
IPC_CREAT | IPC_EXCL | 0600);
if (shm->cmplog_shm_id < 0) PFATAL("shmget() failed");
@ -203,7 +204,6 @@ u8 *afl_shm_init(sharedmem_t *shm, size_t map_size, unsigned char dumb_mode) {
}
#endif
list_append(&shm_list, shm);
@ -212,3 +212,4 @@ u8 *afl_shm_init(sharedmem_t *shm, size_t map_size, unsigned char dumb_mode) {
return shm->map;
}