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Check all snprintf calls for returning values for tests.

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This commit is contained in:
Milan Broz
2022-02-24 15:24:06 +01:00
parent 677e06c48a
commit 12c35da768
4 changed files with 38 additions and 29 deletions
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26
tests/api-test-2.c
View File

@@ -382,8 +382,9 @@ static int _setup(void)
return 1;
}
close(fd);
snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null",
test_loop_file, TST_SECTOR_SIZE, TST_LOOP_FILE_SIZE);
if (snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null",
test_loop_file, TST_SECTOR_SIZE, TST_LOOP_FILE_SIZE) < 0)
return 1;
if (_system(cmd, 1))
return 1;
@@ -399,8 +400,9 @@ static int _setup(void)
return 1;
}
close(fd);
snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null",
tmp_file_1, TST_SECTOR_SIZE, 10);
if (snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null",
tmp_file_1, TST_SECTOR_SIZE, 10) < 0)
return 1;
if (_system(cmd, 1))
return 1;
@@ -1189,9 +1191,9 @@ static void UseTempVolumes(void)
// Dirty checks: device without UUID
// we should be able to remove it but not manipulate with it
snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \""
GE_(snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \""
"0 100 crypt aes-cbc-essiv:sha256 deadbabedeadbabedeadbabedeadbabe 0 "
"%s 2048\"", CDEVICE_2, DEVICE_2);
"%s 2048\"", CDEVICE_2, DEVICE_2), 0);
_system(tmp, 1);
OK_(crypt_init_by_name(&cd, CDEVICE_2));
OK_(crypt_deactivate(cd, CDEVICE_2));
@@ -1199,10 +1201,10 @@ static void UseTempVolumes(void)
CRYPT_FREE(cd);
// Dirty checks: device with UUID but LUKS header key fingerprint must fail)
snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \""
GE_(snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \""
"0 100 crypt aes-cbc-essiv:sha256 deadbabedeadbabedeadbabedeadbabe 0 "
"%s 2048\" -u CRYPT-LUKS2-aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-ctest1",
CDEVICE_2, DEVICE_2);
CDEVICE_2, DEVICE_2), 0);
_system(tmp, 1);
OK_(crypt_init_by_name(&cd, CDEVICE_2));
OK_(crypt_deactivate(cd, CDEVICE_2));
@@ -1368,7 +1370,8 @@ static void Luks2HeaderLoad(void)
// prepared header on a device too small to contain header and payload
//OK_(create_dmdevice_over_loop(H_DEVICE_WRONG, r_payload_offset - 1));
OK_(create_dmdevice_over_loop(H_DEVICE_WRONG, img_size - 1));
snprintf(cmd, sizeof(cmd), "dd if=" IMAGE1 " of=" DMDIR H_DEVICE_WRONG " bs=%" PRIu32 " count=%" PRIu64 " 2>/dev/null", params.sector_size, img_size - 1);
GE_(snprintf(cmd, sizeof(cmd), "dd if=" IMAGE1 " of=" DMDIR H_DEVICE_WRONG " bs=%" PRIu32
" count=%" PRIu64 " 2>/dev/null", params.sector_size, img_size - 1), 0);
OK_(_system(cmd, 1));
// some device
OK_(create_dmdevice_over_loop(L_DEVICE_OK, r_payload_offset + 1000));
@@ -4569,9 +4572,8 @@ static void Luks2Repair(void)
{
char rollback[256];
snprintf(rollback, sizeof(rollback),
"dd if=" IMAGE_PV_LUKS2_SEC ".bcp of=%s bs=1M 2>/dev/null",
DEVICE_6);
GE_(snprintf(rollback, sizeof(rollback),
"dd if=" IMAGE_PV_LUKS2_SEC ".bcp of=%s bs=1M 2>/dev/null", DEVICE_6), 0);
OK_(crypt_init(&cd, DEVICE_6));

28
tests/api-test.c
View File

@@ -245,8 +245,9 @@ static int _setup(void)
return 1;
}
close(fd);
snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null",
test_loop_file, TST_SECTOR_SIZE, TST_LOOP_FILE_SIZE);
if (snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null",
test_loop_file, TST_SECTOR_SIZE, TST_LOOP_FILE_SIZE) < 0)
return 1;
if (_system(cmd, 1))
return 1;
@@ -262,8 +263,9 @@ static int _setup(void)
return 1;
}
close(fd);
snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null",
tmp_file_1, TST_SECTOR_SIZE, 10);
if (snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=%s bs=%d count=%d 2>/dev/null",
tmp_file_1, TST_SECTOR_SIZE, 10) < 0)
return 1;
if (_system(cmd, 1))
return 1;
@@ -384,7 +386,7 @@ static void AddDevicePlain(void)
OK_(crypt_format(cd, CRYPT_PLAIN, cipher, cipher_mode, NULL, NULL, key_size, &params));
OK_(crypt_activate_by_passphrase(cd, CDEVICE_1, CRYPT_ANY_SLOT, passphrase, strlen(passphrase), 0));
GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE);
snprintf(path, sizeof(path), "%s/%s", crypt_get_dir(), CDEVICE_1);
GE_(snprintf(path, sizeof(path), "%s/%s", crypt_get_dir(), CDEVICE_1), 0);
if (t_device_size(path, &r_size) >= 0)
EQ_(r_size >> TST_SECTOR_SHIFT, 1);
OK_(crypt_deactivate(cd, CDEVICE_1));
@@ -452,7 +454,7 @@ static void AddDevicePlain(void)
// device status check
GE_(crypt_status(cd, CDEVICE_1), CRYPT_ACTIVE);
snprintf(path, sizeof(path), "%s/%s", crypt_get_dir(), CDEVICE_1);
GE_(snprintf(path, sizeof(path), "%s/%s", crypt_get_dir(), CDEVICE_1), 0);
fd = open(path, O_RDONLY);
EQ_(crypt_status(cd, CDEVICE_1), CRYPT_BUSY);
FAIL_(crypt_deactivate(cd, CDEVICE_1), "Device is busy");
@@ -1078,9 +1080,9 @@ static void UseTempVolumes(void)
// Dirty checks: device without UUID
// we should be able to remove it but not manipulate with it
snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \""
GE_(snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \""
"0 100 crypt aes-cbc-essiv:sha256 deadbabedeadbabedeadbabedeadbabe 0 "
"%s 2048\"", CDEVICE_2, DEVICE_2);
"%s 2048\"", CDEVICE_2, DEVICE_2), 0);
_system(tmp, 1);
OK_(crypt_init_by_name(&cd, CDEVICE_2));
OK_(crypt_deactivate(cd, CDEVICE_2));
@@ -1088,10 +1090,10 @@ static void UseTempVolumes(void)
CRYPT_FREE(cd);
// Dirty checks: device with UUID but LUKS header key fingerprint must fail)
snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \""
GE_(snprintf(tmp, sizeof(tmp), "dmsetup create %s --table \""
"0 100 crypt aes-cbc-essiv:sha256 deadbabedeadbabedeadbabedeadbabe 0 "
"%s 2048\" -u CRYPT-LUKS1-aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa-ctest1",
CDEVICE_2, DEVICE_2);
CDEVICE_2, DEVICE_2), 0);
_system(tmp, 1);
OK_(crypt_init_by_name(&cd, CDEVICE_2));
OK_(crypt_deactivate(cd, CDEVICE_2));
@@ -1161,7 +1163,7 @@ static void LuksHeaderRestore(void)
FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_5), "Header corrupted");
OK_(crypt_header_restore(cd, CRYPT_LUKS1, VALID_HEADER));
// wipe valid luks header
snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=" DMDIR L_DEVICE_OK " bs=512 count=%" PRIu64 " 2>/dev/null", r_payload_offset);
GE_(snprintf(cmd, sizeof(cmd), "dd if=/dev/zero of=" DMDIR L_DEVICE_OK " bs=512 count=%" PRIu64 " 2>/dev/null", r_payload_offset), 0);
OK_(_system(cmd, 1));
FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_1), "Header corrupted");
FAIL_(crypt_header_restore(cd, CRYPT_LUKS1, EVL_HEADER_2), "Header corrupted");
@@ -1233,8 +1235,8 @@ static void LuksHeaderLoad(void)
// prepared header on a device too small to contain header and payload
//OK_(create_dmdevice_over_loop(H_DEVICE_WRONG, r_payload_offset - 1));
OK_(create_dmdevice_over_loop(H_DEVICE_WRONG, 2050 - 1)); //FIXME
//snprintf(cmd, sizeof(cmd), "dd if=" EVL_HEADER_4 " of=" DMDIR H_DEVICE_WRONG " bs=512 count=%" PRIu64, r_payload_offset - 1);
snprintf(cmd, sizeof(cmd), "dd if=" EVL_HEADER_4 " of=" DMDIR H_DEVICE_WRONG " bs=512 count=%d 2>/dev/null", 2050 - 1);
//GE_(snprintf(cmd, sizeof(cmd), "dd if=" EVL_HEADER_4 " of=" DMDIR H_DEVICE_WRONG " bs=512 count=%" PRIu64, r_payload_offset - 1), 0);
GE_(snprintf(cmd, sizeof(cmd), "dd if=" EVL_HEADER_4 " of=" DMDIR H_DEVICE_WRONG " bs=512 count=%d 2>/dev/null", 2050 - 1), 0);
OK_(_system(cmd, 1));
// some device
OK_(create_dmdevice_over_loop(L_DEVICE_OK, r_payload_offset + 1000));

4
tests/crypto-vectors.c
View File

@@ -1303,7 +1303,9 @@ static int cipher_iv_test(void)
if (vector->data_length > sizeof(result))
return EXIT_FAILURE;
snprintf(mode_iv, sizeof(mode_iv)-2, "%s-%s", vector->cipher_mode, vector->iv_name);
if (snprintf(mode_iv, sizeof(mode_iv)-2, "%s-%s", vector->cipher_mode, vector->iv_name) < 0)
return EXIT_FAILURE;
r = crypt_storage_init(&storage, vector->out[j].sector_size, vector->cipher_name, mode_iv,
vector->key, vector->key_length, vector->out[j].large_iv);
if (r == -ENOENT || r == -ENOTSUP) {

5
tests/test_utils.c
View File

@@ -196,9 +196,12 @@ int create_dmdevice_over_loop(const char *dm_name, const uint64_t size)
printf("No enough space on backing loop device\n.");
return -2;
}
snprintf(cmd, sizeof(cmd),
r = snprintf(cmd, sizeof(cmd),
"dmsetup create %s --table \"0 %" PRIu64 " linear %s %" PRIu64 "\"",
dm_name, size, THE_LOOP_DEV, t_dev_offset);
if (r < 0 || (size_t)r >= sizeof(cmd))
return -3;
if (!(r = _system(cmd, 1)))
t_dev_offset += size;
return r;