C++ (Cpp) attempt_parse_blob示例

示例#1

文件： test_sshbuf_getput_fuzz.c 项目： pbohman/openssh-portable

void
sshbuf_getput_fuzz_tests(void)
{
	u_char blob[] = {
		/* u8 */
		0xd0,
		/* u16 */
		0xc0, 0xde,
		/* u32 */
		0xfa, 0xce, 0xde, 0xad,
		/* u64 */
		0xfe, 0xed, 0xac, 0x1d, 0x1f, 0x1c, 0xbe, 0xef,
		/* string */
		0x00, 0x00, 0x00, 0x09,
		'O', ' ', 'G', 'o', 'r', 'g', 'o', 'n', '!',
		/* bignum1 */
		0x79,
		0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
		0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10,
		/* bignum2 */
		0x00, 0x00, 0x00, 0x14,
		0x00,
		0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0, 0x90, 0x80,
		0x70, 0x60, 0x50, 0x40, 0x30, 0x20, 0x10, 0x00,
		0x7f, 0xff, 0x11,
		/* EC point (NIST-256 curve) */
		0x00, 0x00, 0x00, 0x41,
		0x04,
		0x0c, 0x82, 0x80, 0x04, 0x83, 0x9d, 0x01, 0x06,
		0xaa, 0x59, 0x57, 0x52, 0x16, 0x19, 0x13, 0x57,
		0x34, 0xb4, 0x51, 0x45, 0x9d, 0xad, 0xb5, 0x86,
		0x67, 0x7e, 0xf9, 0xdf, 0x55, 0x78, 0x49, 0x99,
		0x4d, 0x19, 0x6b, 0x50, 0xf0, 0xb4, 0xe9, 0x4b,
		0x3c, 0x73, 0xe3, 0xa9, 0xd4, 0xcd, 0x9d, 0xf2,
		0xc8, 0xf9, 0xa3, 0x5e, 0x42, 0xbd, 0xd0, 0x47,
		0x55, 0x0f, 0x69, 0xd8, 0x0e, 0xc2, 0x3c, 0xd4,
	};
	struct fuzz *fuzz;

	TEST_START("fuzz blob parsing");
	fuzz = fuzz_begin(FUZZ_1_BIT_FLIP | FUZZ_2_BIT_FLIP |
	    FUZZ_1_BYTE_FLIP | FUZZ_2_BYTE_FLIP |
	    FUZZ_TRUNCATE_START | FUZZ_TRUNCATE_END, blob, sizeof(blob));
	TEST_ONERROR(onerror, fuzz);
	for(; !fuzz_done(fuzz); fuzz_next(fuzz))
		attempt_parse_blob(blob, sizeof(blob));
	fuzz_cleanup(fuzz);
	TEST_DONE();
	TEST_ONERROR(NULL, NULL);
}

示例#2

文件： test_sshbuf_getput_fuzz.c 项目： hshoexer/libopenssh

void
sshbuf_getput_fuzz_tests(void)
{
	u_char blob[] = {
		/* u8 */
		0xd0,
		/* u16 */
		0xc0, 0xde,
		/* u32 */
		0xfa, 0xce, 0xde, 0xad,
		/* u64 */
		0xfe, 0xed, 0xac, 0x1d, 0x1f, 0x1c, 0xbe, 0xef,
		/* string */
		0x00, 0x00, 0x00, 0x09,
		'O', ' ', 'G', 'o', 'r', 'g', 'o', 'n', '!',
		/* bignum1 */
		0x79,
		0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
		0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10,
		/* bignum2 */
		0x00, 0x00, 0x00, 0x14,
		0x00,
		0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0, 0x90, 0x80,
		0x70, 0x60, 0x50, 0x40, 0x30, 0x20, 0x10, 0x00,
		0x7f, 0xff, 0x11,
		/* EC point (NIST-256 curve) */
		0x00, 0x00, 0x00, 0x41,
		0x04,
		0x0c, 0x82, 0x80, 0x04, 0x83, 0x9d, 0x01, 0x06,
		0xaa, 0x59, 0x57, 0x52, 0x16, 0x19, 0x13, 0x57,
		0x34, 0xb4, 0x51, 0x45, 0x9d, 0xad, 0xb5, 0x86,
		0x67, 0x7e, 0xf9, 0xdf, 0x55, 0x78, 0x49, 0x99,
		0x4d, 0x19, 0x6b, 0x50, 0xf0, 0xb4, 0xe9, 0x4b,
		0x3c, 0x73, 0xe3, 0xa9, 0xd4, 0xcd, 0x9d, 0xf2,
		0xc8, 0xf9, 0xa3, 0x5e, 0x42, 0xbd, 0xd0, 0x47,
		0x55, 0x0f, 0x69, 0xd8, 0x0e, 0xc2, 0x3c, 0xd4,
	};
	u_char *blobm;
	u_int i, j;

	TEST_START("flip every byte");
	blobm = malloc(sizeof(blob));
	for (i = 0; i < sizeof(blob); i++) {
		memcpy(blobm, blob, sizeof(blob));
		blobm[i / 8] ^= 0xff;
		attempt_parse_blob(blobm, sizeof(blob));
	}
	free(blobm);
	TEST_DONE();

	TEST_START("flip two bytes");
	blobm = malloc(sizeof(blob));
	for (i = 0; i < sizeof(blob); i++) {
		for (j = 0; i < sizeof(blob); i++) {
			if (i == j)
				continue;
			memcpy(blobm, blob, sizeof(blob));
			blobm[i / 8] ^= 0xff;
			blobm[j / 8] ^= 0xff;
			attempt_parse_blob(blobm, sizeof(blob));
		}
	}
	free(blobm);
	TEST_DONE();
	TEST_START("flip one bit");
	blobm = malloc(sizeof(blob));
	for (i = 0; i < sizeof(blob) * 8; i++) {
		memcpy(blobm, blob, sizeof(blob));
		blobm[i / 8] ^= 1 << (i % 8);
		attempt_parse_blob(blobm, sizeof(blob));
	}
	free(blobm);
	TEST_DONE();

	TEST_START("flip two bits");
	blobm = malloc(sizeof(blob));
	for (i = 0; i < sizeof(blob) * 8; i++) {
		for (j = 0; i < sizeof(blob) * 8; i++) {
			if (i == j)
				continue;
			memcpy(blobm, blob, sizeof(blob));
			blobm[i / 8] ^= 1 << (i % 8);
			blobm[j / 8] ^= 1 << (j % 8);
			attempt_parse_blob(blobm, sizeof(blob));
		}
	}
	free(blobm);
	TEST_DONE();
}