static int test_PACKET_get_length_prefixed_3() { unsigned char buf[1024]; const size_t len = 516; /* 0x000204 */ unsigned int i; PACKET pkt, short_pkt, subpkt; for (i = 0; i < 1024; i++) { buf[i] = (i * 2) & 0xff; } if ( !PACKET_buf_init(&pkt, buf, 1024) || !PACKET_buf_init(&short_pkt, buf, len) || !PACKET_get_length_prefixed_3(&pkt, &subpkt) || PACKET_remaining(&subpkt) != len || !PACKET_get_net_2(&subpkt, &i) || i != 0x0608 || PACKET_get_length_prefixed_3(&short_pkt, &subpkt) || PACKET_remaining(&short_pkt) != len) { fprintf(stderr, "test_PACKET_get_length_prefixed_3() failed\n"); return 0; } return 1; }
static int test_PACKET_strndup() { char buf[10], buf2[10]; char *data = NULL; PACKET pkt; memset(buf, 'x', 10); memset(buf2, 'y', 10); buf2[5] = '\0'; if ( !PACKET_buf_init(&pkt, (unsigned char*)buf, 10) || !PACKET_strndup(&pkt, &data) || strlen(data) != 10 || strncmp(data, buf, 10) || !PACKET_buf_init(&pkt, (unsigned char*)buf2, 10) || !PACKET_strndup(&pkt, &data) || strlen(data) != 5 || strcmp(data, buf2)) { fprintf(stderr, "test_PACKET_strndup failed\n"); OPENSSL_free(data); return 0; } OPENSSL_free(data); return 1; }
static int test_PACKET_strndup() { char buf1[10], buf2[10]; char *data = NULL; PACKET pkt; int result = 0; memset(buf1, 'x', 10); memset(buf2, 'y', 10); buf2[5] = '\0'; if (!TEST_true(PACKET_buf_init(&pkt, (unsigned char*)buf1, 10)) || !TEST_true(PACKET_strndup(&pkt, &data)) || !TEST_size_t_eq(strlen(data), 10) || !TEST_strn_eq(data, buf1, 10) || !TEST_true(PACKET_buf_init(&pkt, (unsigned char*)buf2, 10)) || !TEST_true(PACKET_strndup(&pkt, &data)) || !TEST_size_t_eq(strlen(data), 5) || !TEST_str_eq(data, buf2)) goto end; result = 1; end: OPENSSL_free(data); return result; }
static int test_PACKET_get_length_prefixed_1() { unsigned char buf[BUF_LEN]; const size_t len = 16; unsigned int i; PACKET pkt, short_pkt, subpkt; buf[0] = len; for (i = 1; i < BUF_LEN; i++) { buf[i] = (i * 2) & 0xff; } if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_buf_init(&short_pkt, buf, len) || !PACKET_get_length_prefixed_1(&pkt, &subpkt) || PACKET_remaining(&subpkt) != len || !PACKET_get_net_2(&subpkt, &i) || i != 0x0204 || PACKET_get_length_prefixed_1(&short_pkt, &subpkt) || PACKET_remaining(&short_pkt) != len) { fprintf(stderr, "test_PACKET_get_length_prefixed_1() failed\n"); return 0; } return 1; }
static int test_PACKET_buf_init() { unsigned char buf1[BUF_LEN]; PACKET pkt; /* Also tests PACKET_remaining() */ if (!TEST_true(PACKET_buf_init(&pkt, buf1, 4)) || !TEST_size_t_eq(PACKET_remaining(&pkt), 4) || !TEST_true(PACKET_buf_init(&pkt, buf1, BUF_LEN)) || !TEST_size_t_eq(PACKET_remaining(&pkt), BUF_LEN) || !TEST_false(PACKET_buf_init(&pkt, buf1, -1))) return 0; return 1; }
static int test_PACKET_equal() { PACKET pkt; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, 4)) || !TEST_true(PACKET_equal(&pkt, smbuf, 4)) || !TEST_false(PACKET_equal(&pkt, smbuf + 1, 4)) || !TEST_true(PACKET_buf_init(&pkt, smbuf, BUF_LEN)) || !TEST_true(PACKET_equal(&pkt, smbuf, BUF_LEN)) || !TEST_false(PACKET_equal(&pkt, smbuf, BUF_LEN - 1)) || !TEST_false(PACKET_equal(&pkt, smbuf, BUF_LEN + 1)) || !TEST_false(PACKET_equal(&pkt, smbuf, 0))) return 0; return 1; }
static int test_PACKET_contains_zero_byte() { char buf1[10], buf2[10]; PACKET pkt; memset(buf1, 'x', 10); memset(buf2, 'y', 10); buf2[5] = '\0'; if (!TEST_true(PACKET_buf_init(&pkt, (unsigned char*)buf1, 10)) || !TEST_false(PACKET_contains_zero_byte(&pkt)) || !TEST_true(PACKET_buf_init(&pkt, (unsigned char*)buf2, 10)) || !TEST_true(PACKET_contains_zero_byte(&pkt))) return 0; return 1; }
static int test_PACKET_as_length_prefixed_2() { unsigned char buf[1024]; const size_t len = 516; /* 0x0204 */ unsigned int i; PACKET pkt, exact_pkt, subpkt = {0}; for (i = 1; i <= 1024; i++) buf[i-1] = (i * 2) & 0xff; if (!TEST_true(PACKET_buf_init(&pkt, buf, 1024)) || !TEST_true(PACKET_buf_init(&exact_pkt, buf, len + 2)) || !TEST_false(PACKET_as_length_prefixed_2(&pkt, &subpkt)) || !TEST_size_t_eq(PACKET_remaining(&pkt), 1024) || !TEST_true(PACKET_as_length_prefixed_2(&exact_pkt, &subpkt)) || !TEST_size_t_eq(PACKET_remaining(&exact_pkt), 0) || !TEST_size_t_eq(PACKET_remaining(&subpkt), len)) return 0; return 1; }
static int test_PACKET_get_length_prefixed_3() { unsigned char buf1[1024]; const size_t len = 516; /* 0x000204 */ unsigned int i; PACKET pkt, short_pkt, subpkt = {0}; for (i = 0; i < 1024; i++) buf1[i] = (i * 2) & 0xff; if (!TEST_true(PACKET_buf_init(&pkt, buf1, 1024)) || !TEST_true(PACKET_buf_init(&short_pkt, buf1, len)) || !TEST_true(PACKET_get_length_prefixed_3(&pkt, &subpkt)) || !TEST_size_t_eq(PACKET_remaining(&subpkt), len) || !TEST_true(PACKET_get_net_2(&subpkt, &i)) || !TEST_uint_eq(i, 0x0608) || !TEST_false(PACKET_get_length_prefixed_3(&short_pkt, &subpkt)) || !TEST_size_t_eq(PACKET_remaining(&short_pkt), len)) return 0; return 1; }
static int test_PACKET_as_length_prefixed_1() { unsigned char buf1[BUF_LEN]; const size_t len = 16; unsigned int i; PACKET pkt, exact_pkt, subpkt = {0}; buf1[0] = len; for (i = 1; i < BUF_LEN; i++) buf1[i] = (i * 2) & 0xff; if (!TEST_true(PACKET_buf_init(&pkt, buf1, BUF_LEN)) || !TEST_true(PACKET_buf_init(&exact_pkt, buf1, len + 1)) || !TEST_false(PACKET_as_length_prefixed_1(&pkt, &subpkt)) || !TEST_size_t_eq(PACKET_remaining(&pkt), BUF_LEN) || !TEST_true(PACKET_as_length_prefixed_1(&exact_pkt, &subpkt) || !TEST_size_t_eq(PACKET_remaining(&exact_pkt), 0) || !TEST_size_t_eq(PACKET_remaining(&subpkt), len))) return 0; return 1; }
static int test_PACKET_remaining() { PACKET pkt; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, sizeof(smbuf)) || !TEST_size_t_eq(PACKET_remaining(&pkt), BUF_LEN) || !TEST_true(PACKET_forward(&pkt, BUF_LEN - 1)) || !TEST_size_t_eq(PACKET_remaining(&pkt), 1) || !TEST_true(PACKET_forward(&pkt, 1)) || !TEST_size_t_eq(PACKET_remaining(&pkt), 0))) return 0; return 1; }
static int get_sni_from_client_hello(BIO *bio, char **sni) { long len; unsigned char *data; PACKET pkt = {0}, pkt2 = {0}, pkt3 = {0}, pkt4 = {0}, pkt5 = {0}; unsigned int servname_type = 0, type = 0; int ret = 0; len = BIO_get_mem_data(bio, (char **)&data); if (!TEST_true(PACKET_buf_init(&pkt, data, len)) /* Skip the record header */ || !PACKET_forward(&pkt, SSL3_RT_HEADER_LENGTH) /* Skip the handshake message header */ || !TEST_true(PACKET_forward(&pkt, SSL3_HM_HEADER_LENGTH)) /* Skip client version and random */ || !TEST_true(PACKET_forward(&pkt, CLIENT_VERSION_LEN + SSL3_RANDOM_SIZE)) /* Skip session id */ || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2)) /* Skip ciphers */ || !TEST_true(PACKET_get_length_prefixed_2(&pkt, &pkt2)) /* Skip compression */ || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2)) /* Extensions len */ || !TEST_true(PACKET_as_length_prefixed_2(&pkt, &pkt2))) goto end; /* Loop through all extensions for SNI */ while (PACKET_remaining(&pkt2)) { if (!TEST_true(PACKET_get_net_2(&pkt2, &type)) || !TEST_true(PACKET_get_length_prefixed_2(&pkt2, &pkt3))) goto end; if (type == TLSEXT_TYPE_server_name) { if (!TEST_true(PACKET_get_length_prefixed_2(&pkt3, &pkt4)) || !TEST_uint_ne(PACKET_remaining(&pkt4), 0) || !TEST_true(PACKET_get_1(&pkt4, &servname_type)) || !TEST_uint_eq(servname_type, TLSEXT_NAMETYPE_host_name) || !TEST_true(PACKET_get_length_prefixed_2(&pkt4, &pkt5)) || !TEST_uint_le(PACKET_remaining(&pkt5), TLSEXT_MAXLEN_host_name) || !TEST_false(PACKET_contains_zero_byte(&pkt5)) || !TEST_true(PACKET_strndup(&pkt5, sni))) goto end; ret = 1; goto end; } } end: return ret; }
static int test_PACKET_buf_init() { unsigned char buf[BUF_LEN]; size_t len; PACKET pkt; /* Also tests PACKET_get_len() */ if ( !PACKET_buf_init(&pkt, buf, 4) || !PACKET_length(&pkt, &len) || len != 4 || !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_length(&pkt, &len) || len != BUF_LEN || pkt.end - pkt.start != BUF_LEN || pkt.end < pkt.start || pkt.curr < pkt.start || pkt.curr > pkt.end || PACKET_buf_init(&pkt, buf, -1)) { fprintf(stderr, "test_PACKET_buf_init() failed\n"); return 0; } return 1; }
static int test_PACKET_remaining(unsigned char buf[BUF_LEN]) { PACKET pkt; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || PACKET_remaining(&pkt) != BUF_LEN || !PACKET_forward(&pkt, BUF_LEN - 1) || PACKET_remaining(&pkt) != 1 || !PACKET_forward(&pkt, 1) || PACKET_remaining(&pkt) != 0) { fprintf(stderr, "test_PACKET_remaining() failed\n"); return 0; } return 1; }
static int test_PACKET_get_net_2() { unsigned int i; PACKET pkt; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, BUF_LEN)) || !TEST_true(PACKET_get_net_2(&pkt, &i)) || !TEST_uint_eq(i, 0x0204) || !TEST_true(PACKET_forward(&pkt, BUF_LEN - 4)) || !TEST_true(PACKET_get_net_2(&pkt, &i)) || !TEST_uint_eq(i, 0xfcfe) || !TEST_false(PACKET_get_net_2(&pkt, &i))) return 0; return 1; }
static int test_PACKET_get_net_3() { unsigned long i; PACKET pkt; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, BUF_LEN)) || !TEST_true(PACKET_get_net_3(&pkt, &i)) || !TEST_ulong_eq(i, 0x020406UL) || !TEST_true(PACKET_forward(&pkt, BUF_LEN - 6)) || !TEST_true(PACKET_get_net_3(&pkt, &i)) || !TEST_ulong_eq(i, 0xfafcfeUL) || !TEST_false(PACKET_get_net_3(&pkt, &i))) return 0; return 1; }
static int test_PACKET_copy_all() { unsigned char tmp[BUF_LEN]; PACKET pkt; size_t len; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, BUF_LEN)) || !TEST_true(PACKET_copy_all(&pkt, tmp, BUF_LEN, &len)) || !TEST_size_t_eq(len, BUF_LEN) || !TEST_mem_eq(smbuf, BUF_LEN, tmp, BUF_LEN) || !TEST_size_t_eq(PACKET_remaining(&pkt), BUF_LEN) || !TEST_false(PACKET_copy_all(&pkt, tmp, BUF_LEN - 1, &len))) return 0; return 1; }
static int test_PACKET_get_4() { unsigned long i; PACKET pkt; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, BUF_LEN)) || !TEST_true(PACKET_get_4(&pkt, &i)) || !TEST_ulong_eq(i, 0x08060402UL) || !TEST_true(PACKET_forward(&pkt, BUF_LEN - 8)) || !TEST_true(PACKET_get_4(&pkt, &i)) || !TEST_ulong_eq(i, 0xfefcfaf8UL) || !TEST_false(PACKET_get_4(&pkt, &i))) return 0; return 1; }
static int test_PACKET_forward() { const unsigned char *byte; PACKET pkt; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, BUF_LEN)) || !TEST_true(PACKET_forward(&pkt, 1)) || !TEST_true(PACKET_get_bytes(&pkt, &byte, 1)) || !TEST_uchar_eq(byte[0], 4) || !TEST_true(PACKET_forward(&pkt, BUF_LEN - 3)) || !TEST_true(PACKET_get_bytes(&pkt, &byte, 1)) || !TEST_uchar_eq(byte[0], 0xfe)) return 0; return 1; }
static int test_PACKET_get_net_3(unsigned char buf[BUF_LEN]) { unsigned long i; PACKET pkt; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_get_net_3(&pkt, &i) || i != 0x020406UL || !PACKET_forward(&pkt, BUF_LEN - 6) || !PACKET_get_net_3(&pkt, &i) || i != 0xfafcfeUL || PACKET_get_net_3(&pkt, &i)) { fprintf(stderr, "test_PACKET_get_net_3() failed\n"); return 0; } return 1; }
static int test_PACKET_get_4(unsigned char buf[BUF_LEN]) { unsigned long i; PACKET pkt; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_get_4(&pkt, &i) || i != 0x08060402UL || !PACKET_forward(&pkt, BUF_LEN - 8) || !PACKET_get_4(&pkt, &i) || i != 0xfefcfaf8UL || PACKET_get_4(&pkt, &i)) { fprintf(stderr, "test_PACKET_get_4() failed\n"); return 0; } return 1; }
static int test_PACKET_get_1(unsigned char buf[BUF_LEN]) { unsigned int i; PACKET pkt; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_get_1(&pkt, &i) || i != 0x02 || !PACKET_forward(&pkt, BUF_LEN - 2) || !PACKET_get_1(&pkt, &i) || i != 0xfe || PACKET_get_1(&pkt, &i)) { fprintf(stderr, "test_PACKET_get_1() failed\n"); return 0; } return 1; }
static int test_PACKET_forward(unsigned char buf[BUF_LEN]) { unsigned char *byte; PACKET pkt; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_forward(&pkt, 1) || !PACKET_get_bytes(&pkt, &byte, 1) || byte[0] != 4 || !PACKET_forward(&pkt, BUF_LEN - 3) || !PACKET_get_bytes(&pkt, &byte, 1) || byte[0] != 0xfe) { fprintf(stderr, "test_PACKET_forward() failed\n"); return 0; } return 1; }
static int test_PACKET_get_sub_packet() { PACKET pkt, subpkt; unsigned long i; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, BUF_LEN)) || !TEST_true(PACKET_get_sub_packet(&pkt, &subpkt, 4)) || !TEST_true(PACKET_get_net_4(&subpkt, &i)) || !TEST_ulong_eq(i, 0x02040608UL) || !TEST_size_t_eq(PACKET_remaining(&subpkt), 0) || !TEST_true(PACKET_forward(&pkt, BUF_LEN - 8)) || !TEST_true(PACKET_get_sub_packet(&pkt, &subpkt, 4)) || !TEST_true(PACKET_get_net_4(&subpkt, &i)) || !TEST_ulong_eq(i, 0xf8fafcfeUL) || !TEST_size_t_eq(PACKET_remaining(&subpkt), 0) || !TEST_false(PACKET_get_sub_packet(&pkt, &subpkt, 4))) return 0; return 1; }
static int test_PACKET_memdup() { unsigned char *data = NULL; size_t len; PACKET pkt; int result = 0; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, BUF_LEN)) || !TEST_true(PACKET_memdup(&pkt, &data, &len)) || !TEST_size_t_eq(len, BUF_LEN) || !TEST_mem_eq(data, len, PACKET_data(&pkt), len) || !TEST_true(PACKET_forward(&pkt, 10)) || !TEST_true(PACKET_memdup(&pkt, &data, &len)) || !TEST_size_t_eq(len, BUF_LEN - 10) || !TEST_mem_eq(data, len, PACKET_data(&pkt), len)) goto end; result = 1; end: OPENSSL_free(data); return result; }
static int test_PACKET_copy_bytes(unsigned char buf[BUF_LEN]) { unsigned char bytes[4]; PACKET pkt; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_copy_bytes(&pkt, bytes, 4) || bytes[0] != 2 || bytes[1] != 4 || bytes[2] != 6 || bytes[3] != 8 || PACKET_remaining(&pkt) != BUF_LEN - 4 || !PACKET_forward(&pkt, BUF_LEN - 8) || !PACKET_copy_bytes(&pkt, bytes, 4) || bytes[0] != 0xf8 || bytes[1] != 0xfa || bytes[2] != 0xfc || bytes[3] != 0xfe || PACKET_remaining(&pkt)) { fprintf(stderr, "test_PACKET_copy_bytes() failed\n"); return 0; } return 1; }
static int test_PACKET_get_sub_packet(unsigned char buf[BUF_LEN]) { PACKET pkt, subpkt; unsigned long i; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_get_sub_packet(&pkt, &subpkt, 4) || !PACKET_get_net_4(&subpkt, &i) || i != 0x02040608UL || PACKET_remaining(&subpkt) || !PACKET_forward(&pkt, BUF_LEN - 8) || !PACKET_get_sub_packet(&pkt, &subpkt, 4) || !PACKET_get_net_4(&subpkt, &i) || i != 0xf8fafcfeUL || PACKET_remaining(&subpkt) || PACKET_get_sub_packet(&pkt, &subpkt, 4)) { fprintf(stderr, "test_PACKET_get_sub_packet() failed\n"); return 0; } return 1; }
static int test_PACKET_memdup(unsigned char buf[BUF_LEN]) { unsigned char *data = NULL; size_t len; PACKET pkt; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_memdup(&pkt, &data, &len) || len != BUF_LEN || memcmp(data, PACKET_data(&pkt), len) || !PACKET_forward(&pkt, 10) || !PACKET_memdup(&pkt, &data, &len) || len != BUF_LEN - 10 || memcmp(data, PACKET_data(&pkt), len)) { fprintf(stderr, "test_PACKET_memdup() failed\n"); OPENSSL_free(data); return 0; } OPENSSL_free(data); return 1; }
static int test_PACKET_copy_bytes() { unsigned char bytes[4]; PACKET pkt; if (!TEST_true(PACKET_buf_init(&pkt, smbuf, BUF_LEN)) || !TEST_true(PACKET_copy_bytes(&pkt, bytes, 4)) || !TEST_char_eq(bytes[0], 2) || !TEST_char_eq(bytes[1], 4) || !TEST_char_eq(bytes[2], 6) || !TEST_char_eq(bytes[3], 8) || !TEST_size_t_eq(PACKET_remaining(&pkt), BUF_LEN - 4) || !TEST_true(PACKET_forward(&pkt, BUF_LEN - 8)) || !TEST_true(PACKET_copy_bytes(&pkt, bytes, 4)) || !TEST_uchar_eq(bytes[0], 0xf8) || !TEST_uchar_eq(bytes[1], 0xfa) || !TEST_uchar_eq(bytes[2], 0xfc) || !TEST_uchar_eq(bytes[3], 0xfe) || !TEST_false(PACKET_remaining(&pkt))) return 0; return 1; }
int main(int argc, char **argv) { unsigned char buf[BUF_LEN]; unsigned int i; size_t start = 0; PACKET pkt; for (i=1; i<=BUF_LEN; i++) { buf[i-1] = (i * 2) & 0xff; } i = 0; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) || !PACKET_get_bookmark(&pkt, &start)) { fprintf(stderr, "setup failed\n"); return 0; } if ( !test_PACKET_buf_init() || !test_PACKET_remaining(&pkt) || !test_PACKET_get_1(&pkt, start) || !test_PACKET_get_4(&pkt, start) || !test_PACKET_get_net_2(&pkt, start) || !test_PACKET_get_net_3(&pkt, start) || !test_PACKET_get_net_4(&pkt, start) || !test_PACKET_get_sub_packet(&pkt, start) || !test_PACKET_get_bytes(&pkt, start) || !test_PACKET_copy_bytes(&pkt, start) || !test_PACKET_move_funcs(&pkt, start) || !test_PACKET_get_length_prefixed_1() || !test_PACKET_get_length_prefixed_2() || !test_PACKET_get_length_prefixed_3()) { return 1; } printf("PASS\n"); return 0; }