bugfix: packet parser adds checks for packets with UDP port 2152 but not GTP-U
This commit is contained in:
luwenpeng
@@ -203,24 +203,21 @@ static inline uint16_t calc_gtp1_hdr_len(const char *data, uint16_t len)
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uint8_t next_ext_hdr = gtp_long->next_ext_hdr;
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uint8_t next_ext_hdr = gtp_long->next_ext_hdr;
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uint16_t offset = sizeof(struct gtp1_hdr_long);
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uint16_t offset = sizeof(struct gtp1_hdr_long);
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if (gtp1_hdr_get_flags(gtp) & GTP1_FLAG_EXT_HDR)
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{
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while (next_ext_hdr)
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while (next_ext_hdr)
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{
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{
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if (offset + 1 > len)
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if (offset + 1 > len)
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{
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{
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return 0;
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return 0;
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}
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}
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uint8_t ext_hdr_len = *((char *)data + offset) * 4 - 2;
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uint16_t ext_hdr_len = *((char *)data + offset) * 4;
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if (offset + ext_hdr_len > len)
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if (ext_hdr_len == 0 || offset + ext_hdr_len > len)
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{
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{
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return 0;
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return 0;
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}
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}
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offset += ext_hdr_len + 1; // skip extension header
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offset += ext_hdr_len; // skip extension header
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next_ext_hdr = *((char *)data + offset);
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next_ext_hdr = *((char *)data + offset - 1);
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}
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offset+=1; //next_ext_hdr==0 occupy 1 byte
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}
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}
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return offset;
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return offset;
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}
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}
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else
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else
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@@ -831,12 +831,18 @@ static inline const char *parse_gtp_u(struct packet *pkt, const char *data, uint
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return data;
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return data;
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}
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}
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uint8_t next_proto = (((const uint8_t *)(data + hdr_len))[0]) >> 4;
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if (next_proto != 4 && next_proto != 6)
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{
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// next_proto is not IPv4 or IPv6, this is not a normal GTP-U packet, fallback to UDP
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return data;
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}
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struct raw_layer *layer = get_free_layer(pkt);
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struct raw_layer *layer = get_free_layer(pkt);
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if (unlikely(layer == NULL))
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if (unlikely(layer == NULL))
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{
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{
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return data;
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return data;
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}
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}
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uint8_t next_proto = (((const uint8_t *)(data + hdr_len))[0]) >> 4;
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SET_LAYER(pkt, layer, LAYER_PROTO_GTP_U, hdr_len, data, len, 0);
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SET_LAYER(pkt, layer, LAYER_PROTO_GTP_U, hdr_len, data, len, 0);
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switch (next_proto)
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switch (next_proto)
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@@ -186,15 +186,15 @@ TEST(GTP1_UTILS, C_SET)
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* TEID: 0x001e849a (2000026)
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* TEID: 0x001e849a (2000026)
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*/
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*/
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unsigned char gtp1_u[] = {
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unsigned char gtp1_u1[] = {
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0x30, 0xff, 0x00, 0x28, 0x00, 0x1e, 0x84, 0x9a};
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0x30, 0xff, 0x00, 0x28, 0x00, 0x1e, 0x84, 0x9a};
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TEST(GTP1_UTILS, U_GET)
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TEST(GTP1_UTILS, U1_GET)
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{
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{
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const struct gtp1_hdr *hdr = (struct gtp1_hdr *)gtp1_u;
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const struct gtp1_hdr *hdr = (struct gtp1_hdr *)gtp1_u1;
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// GTP Fixed Header Length + GTPv1-U Optional Headers + GTPv1-U Extension Headers
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// GTP Fixed Header Length + GTPv1-U Optional Headers + GTPv1-U Extension Headers
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EXPECT_TRUE(calc_gtp1_hdr_len((const char *)gtp1_u, sizeof(gtp1_u)) == 8);
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EXPECT_TRUE(calc_gtp1_hdr_len((const char *)gtp1_u1, sizeof(gtp1_u1)) == 8);
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EXPECT_TRUE(gtp1_hdr_get_flags(hdr) == 0x30);
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EXPECT_TRUE(gtp1_hdr_get_flags(hdr) == 0x30);
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EXPECT_TRUE(gtp1_hdr_get_version(hdr) == 1);
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EXPECT_TRUE(gtp1_hdr_get_version(hdr) == 1);
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EXPECT_TRUE(gtp1_hdr_get_proto(hdr) == 1);
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EXPECT_TRUE(gtp1_hdr_get_proto(hdr) == 1);
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@@ -214,7 +214,7 @@ TEST(GTP1_UTILS, U_GET)
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printf("%s\n", buff);
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printf("%s\n", buff);
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}
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}
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TEST(GTP1_UTILS, U_SET)
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TEST(GTP1_UTILS, U1_SET)
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{
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{
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char buff[8] = {0};
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char buff[8] = {0};
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@@ -233,7 +233,82 @@ TEST(GTP1_UTILS, U_SET)
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gtp1_hdr_set_npdu(hdr, 0);
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gtp1_hdr_set_npdu(hdr, 0);
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gtp1_hdr_set_next_ext_type(hdr, 0);
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gtp1_hdr_set_next_ext_type(hdr, 0);
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EXPECT_TRUE(memcmp(buff, gtp1_u, 8) == 0);
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EXPECT_TRUE(memcmp(buff, gtp1_u1, 8) == 0);
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}
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/*
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* User Datagram Protocol, Src Port: 2152, Dst Port: 2152
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* GPRS Tunneling Protocol
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* Flags: 0x34
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* 001. .... = Version: GTP release 99 version (1)
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* ...1 .... = Protocol type: GTP (1)
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* .... 0... = Reserved: 0
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* .... .1.. = Is Next Extension Header present?: Yes
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* .... ..0. = Is Sequence Number present?: No
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* .... ...0 = Is N-PDU number present?: No
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* Message Type: T-PDU (0xff)
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* Length: 445
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* TEID: 0x01447453 (21263443)
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* Next extension header type: PDU Session container (0x85)
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* Extension header (PDU Session container)
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* Extension Header Length: 1
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* PDU Session Container
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* 0001 .... = PDU Type: UL PDU SESSION INFORMATION (1)
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* .... 0000 = Spare: 0x0
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* 00.. .... = Spare: 0x0
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* ..00 0001 = QoS Flow Identifier (QFI): 1
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* Next extension header type: No more extension headers (0x00)
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*/
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unsigned char gtp1_u2[] = {
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0x34, 0xff, 0x01, 0xbd, 0x01, 0x44, 0x74, 0x53, 0x00, 0x00, 0x00, 0x85, 0x01, 0x10, 0x01, 0x00};
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TEST(GTP1_UTILS, U2_GET)
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{
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const struct gtp1_hdr *hdr = (struct gtp1_hdr *)gtp1_u2;
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// GTP Fixed Header Length + GTPv1-U Optional Headers + GTPv1-U Extension Headers
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EXPECT_TRUE(calc_gtp1_hdr_len((const char *)gtp1_u2, sizeof(gtp1_u2)) == 16);
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EXPECT_TRUE(gtp1_hdr_get_flags(hdr) == 0x34);
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EXPECT_TRUE(gtp1_hdr_get_version(hdr) == 1);
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EXPECT_TRUE(gtp1_hdr_get_proto(hdr) == 1);
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EXPECT_TRUE(gtp1_hdr_get_reserved(hdr) == 0);
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EXPECT_TRUE(gtp1_hdr_get_ext_flag(hdr) == 1);
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EXPECT_TRUE(gtp1_hdr_get_seq_flag(hdr) == 0);
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EXPECT_TRUE(gtp1_hdr_get_npdu_flag(hdr) == 0);
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EXPECT_TRUE(gtp1_hdr_get_msg_type(hdr) == 0xff);
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EXPECT_TRUE(gtp1_hdr_get_msg_len(hdr) == 445);
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EXPECT_TRUE(gtp1_hdr_get_teid(hdr) == 21263443);
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EXPECT_TRUE(gtp1_hdr_get_seq(hdr) == 0);
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EXPECT_TRUE(gtp1_hdr_get_npdu(hdr) == 0);
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EXPECT_TRUE(gtp1_hdr_get_next_ext_type(hdr) == 0x85);
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char buff[1024] = {0};
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gtp1_hdr_to_str(hdr, buff, sizeof(buff));
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printf("%s\n", buff);
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}
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TEST(GTP1_UTILS, U2_SET)
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{
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char buff[16] = {0};
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struct gtp1_hdr *hdr = (struct gtp1_hdr *)buff;
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gtp1_hdr_set_flags(hdr, 0x34);
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gtp1_hdr_set_version(hdr, 1);
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gtp1_hdr_set_proto(hdr, 1);
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gtp1_hdr_set_reserved(hdr, 0);
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gtp1_hdr_set_ext_flag(hdr, 1);
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gtp1_hdr_set_seq_flag(hdr, 0);
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gtp1_hdr_set_npdu_flag(hdr, 0);
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gtp1_hdr_set_msg_type(hdr, 0xff);
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gtp1_hdr_set_msg_len(hdr, 445);
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gtp1_hdr_set_teid(hdr, 21263443);
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gtp1_hdr_set_seq(hdr, 0);
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gtp1_hdr_set_npdu(hdr, 0);
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gtp1_hdr_set_next_ext_type(hdr, 0x85);
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// not compare the extension header
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EXPECT_TRUE(memcmp(buff, gtp1_u2, 12) == 0);
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}
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}
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int main(int argc, char **argv)
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int main(int argc, char **argv)
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@@ -2842,6 +2842,210 @@ TEST(PACKET_PARSE, ETH_IP4_TCP_PADDING)
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}
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}
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#endif
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#endif
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/******************************************************************************
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* [Protocols in frame: eth:ethertype:ipv6:udp:gtp:ip:udp:data]
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******************************************************************************
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*
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* Frame 1: 515 bytes on wire (4120 bits), 515 bytes captured (4120 bits)
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* Ethernet II, Src: 00:00:00_00:03:1c (00:00:00:00:03:1c), Dst: HuaweiTechno_f4:fc:31 (3c:9d:56:f4:fc:31)
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* Destination: HuaweiTechno_f4:fc:31 (3c:9d:56:f4:fc:31)
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* Source: 00:00:00_00:03:1c (00:00:00:00:03:1c)
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* Type: IPv6 (0x86dd)
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* Internet Protocol Version 6, Src: 2408:8161:e100:10:0:16:3:a, Dst: 2408:8141:e0f0:1f08::4
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* 0110 .... = Version: 6
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* .... 1011 1000 .... .... .... .... .... = Traffic Class: 0xb8 (DSCP: EF PHB, ECN: Not-ECT)
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* .... 1011 10.. .... .... .... .... .... = Differentiated Services Codepoint: Expedited Forwarding (46)
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* .... .... ..00 .... .... .... .... .... = Explicit Congestion Notification: Not ECN-Capable Transport (0)
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* .... 0100 0111 0100 0101 0011 = Flow Label: 0x47453
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* Payload Length: 461
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* Next Header: UDP (17)
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* Hop Limit: 252
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* Source Address: 2408:8161:e100:10:0:16:3:a
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* Destination Address: 2408:8141:e0f0:1f08::4
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* User Datagram Protocol, Src Port: 2152, Dst Port: 2152
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* Source Port: 2152
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* Destination Port: 2152
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* Length: 461
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* Checksum: 0x6312 [correct]
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* [Calculated Checksum: 0x6312]
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* [Checksum Status: Good]
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* [Stream index: 0]
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* [Timestamps]
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* [Time since first frame: 0.000000000 seconds]
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* [Time since previous frame: 0.000000000 seconds]
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* UDP payload (453 bytes)
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* GPRS Tunneling Protocol
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* Flags: 0x34
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* 001. .... = Version: GTP release 99 version (1)
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* ...1 .... = Protocol type: GTP (1)
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* .... 0... = Reserved: 0
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* .... .1.. = Is Next Extension Header present?: Yes
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* .... ..0. = Is Sequence Number present?: No
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* .... ...0 = Is N-PDU number present?: No
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* Message Type: T-PDU (0xff)
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* Length: 445
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* TEID: 0x01447453 (21263443)
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* Next extension header type: PDU Session container (0x85)
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* Extension header (PDU Session container)
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* Extension Header Length: 1
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* PDU Session Container
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* 0001 .... = PDU Type: UL PDU SESSION INFORMATION (1)
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* .... 0000 = Spare: 0x0
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* 00.. .... = Spare: 0x0
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* ..00 0001 = QoS Flow Identifier (QFI): 1
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* Next extension header type: No more extension headers (0x00)
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* Internet Protocol Version 4, Src: 10.67.71.179, Dst: 120.225.133.208
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* 0100 .... = Version: 4
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* .... 0101 = Header Length: 20 bytes (5)
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* Differentiated Services Field: 0x00 (DSCP: CS0, ECN: Not-ECT)
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* 0000 00.. = Differentiated Services Codepoint: Default (0)
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* .... ..00 = Explicit Congestion Notification: Not ECN-Capable Transport (0)
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* Total Length: 437
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* Identification: 0x51bf (20927)
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* 000. .... = Flags: 0x0
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* 0... .... = Reserved bit: Not set
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* .0.. .... = Don't fragment: Not set
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* ..0. .... = More fragments: Not set
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* ...0 0000 0000 0000 = Fragment Offset: 0
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* Time to Live: 64
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* Protocol: UDP (17)
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* Header Checksum: 0xd6d1 [correct]
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* [Header checksum status: Good]
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* [Calculated Checksum: 0xd6d1]
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* Source Address: 10.67.71.179
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* Destination Address: 120.225.133.208
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* User Datagram Protocol, Src Port: 11102, Dst Port: 2152
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* Source Port: 11102
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* Destination Port: 2152
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* Length: 417
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* Checksum: 0x3bc2 [correct]
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* [Calculated Checksum: 0x3bc2]
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* [Checksum Status: Good]
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* [Stream index: 1]
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* [Timestamps]
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* [Time since first frame: 0.000000000 seconds]
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* [Time since previous frame: 0.000000000 seconds]
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* UDP payload (409 bytes)
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* Data (409 bytes)
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* Data [truncated]: 226f2fcaba48055d4b5500030000019183000104090002810901000000110102010014100000011a3e425e9ae48c6929daebcd0e3cbd830402320bebc2000402270000000d02022800050215000a001800051c3503021612e5050217000000006d9f8ccd020218010402140000088
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* [Length: 409]
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*/
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unsigned char data17[] = {
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0x3c, 0x9d, 0x56, 0xf4, 0xfc, 0x31, 0x00, 0x00, 0x00, 0x00, 0x03, 0x1c, 0x86, 0xdd, 0x6b, 0x84, 0x74, 0x53, 0x01, 0xcd, 0x11, 0xfc, 0x24, 0x08, 0x81, 0x61,
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0xe1, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x16, 0x00, 0x03, 0x00, 0x0a, 0x24, 0x08, 0x81, 0x41, 0xe0, 0xf0, 0x1f, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x04, 0x08, 0x68, 0x08, 0x68, 0x01, 0xcd, 0x63, 0x12, 0x34, 0xff, 0x01, 0xbd, 0x01, 0x44, 0x74, 0x53, 0x00, 0x00, 0x00, 0x85, 0x01, 0x10, 0x01, 0x00,
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0x45, 0x00, 0x01, 0xb5, 0x51, 0xbf, 0x00, 0x00, 0x40, 0x11, 0xd6, 0xd1, 0x0a, 0x43, 0x47, 0xb3, 0x78, 0xe1, 0x85, 0xd0, 0x2b, 0x5e, 0x08, 0x68, 0x01, 0xa1,
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0x3b, 0xc2, 0x22, 0x6f, 0x2f, 0xca, 0xba, 0x48, 0x05, 0x5d, 0x4b, 0x55, 0x00, 0x03, 0x00, 0x00, 0x01, 0x91, 0x83, 0x00, 0x01, 0x04, 0x09, 0x00, 0x02, 0x81,
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0x09, 0x01, 0x00, 0x00, 0x00, 0x11, 0x01, 0x02, 0x01, 0x00, 0x14, 0x10, 0x00, 0x00, 0x01, 0x1a, 0x3e, 0x42, 0x5e, 0x9a, 0xe4, 0x8c, 0x69, 0x29, 0xda, 0xeb,
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0xcd, 0x0e, 0x3c, 0xbd, 0x83, 0x04, 0x02, 0x32, 0x0b, 0xeb, 0xc2, 0x00, 0x04, 0x02, 0x27, 0x00, 0x00, 0x00, 0x0d, 0x02, 0x02, 0x28, 0x00, 0x05, 0x02, 0x15,
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|
0x00, 0x0a, 0x00, 0x18, 0x00, 0x05, 0x1c, 0x35, 0x03, 0x02, 0x16, 0x12, 0xe5, 0x05, 0x02, 0x17, 0x00, 0x00, 0x00, 0x00, 0x6d, 0x9f, 0x8c, 0xcd, 0x02, 0x02,
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0x18, 0x01, 0x04, 0x02, 0x14, 0x00, 0x00, 0x08, 0x80, 0x06, 0x02, 0x03, 0x00, 0x00, 0x00, 0x0c, 0x31, 0x30, 0x2e, 0x36, 0x37, 0x2e, 0x37, 0x31, 0x2e, 0x31,
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0x37, 0x39, 0x03, 0x02, 0x05, 0xdc, 0x01, 0x06, 0x02, 0x06, 0x00, 0x00, 0x00, 0x0e, 0x31, 0x31, 0x32, 0x2e, 0x31, 0x31, 0x31, 0x2e, 0x35, 0x35, 0x2e, 0x32,
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||||||
|
0x34, 0x33, 0x03, 0x02, 0x08, 0xdc, 0x01, 0x01, 0x02, 0x09, 0x00, 0x14, 0xf1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe3, 0x6b,
|
||||||
|
0x65, 0xf6, 0xf9, 0x33, 0xcc, 0xa9, 0x06, 0x02, 0x10, 0x00, 0x00, 0x00, 0x0d, 0x32, 0x31, 0x31, 0x2e, 0x39, 0x31, 0x2e, 0x31, 0x36, 0x36, 0x2e, 0x34, 0x34,
|
||||||
|
0x03, 0x02, 0x11, 0x4e, 0x21, 0x06, 0x02, 0x1b, 0x00, 0x00, 0x00, 0xb8, 0x32, 0x31, 0x37, 0x36, 0x7c, 0x31, 0x30, 0x2e, 0x36, 0x37, 0x2e, 0x37, 0x31, 0x2e,
|
||||||
|
0x31, 0x37, 0x39, 0x7c, 0x30, 0x7c, 0x35, 0x36, 0x33, 0x32, 0x31, 0x7c, 0x31, 0x31, 0x32, 0x2e, 0x31, 0x31, 0x31, 0x2e, 0x35, 0x35, 0x2e, 0x32, 0x34, 0x33,
|
||||||
|
0x7c, 0x30, 0x7c, 0x35, 0x36, 0x33, 0x32, 0x31, 0x7c, 0x32, 0x31, 0x31, 0x2e, 0x39, 0x31, 0x2e, 0x31, 0x36, 0x36, 0x2e, 0x34, 0x34, 0x7c, 0x32, 0x30, 0x30,
|
||||||
|
0x30, 0x31, 0x7c, 0x46, 0x31, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30,
|
||||||
|
0x30, 0x45, 0x33, 0x36, 0x42, 0x36, 0x35, 0x46, 0x36, 0x46, 0x39, 0x33, 0x33, 0x43, 0x43, 0x41, 0x39, 0x7c, 0x32, 0x34, 0x30, 0x38, 0x3a, 0x38, 0x34, 0x34,
|
||||||
|
0x62, 0x3a, 0x31, 0x38, 0x33, 0x30, 0x3a, 0x36, 0x31, 0x63, 0x62, 0x3a, 0x65, 0x63, 0x34, 0x32, 0x3a, 0x37, 0x65, 0x35, 0x32, 0x3a, 0x65, 0x65, 0x37, 0x38,
|
||||||
|
0x3a, 0x65, 0x32, 0x61, 0x38, 0x7c, 0x30, 0x7c, 0x38, 0x38, 0x38, 0x39, 0x7c, 0x32, 0x34, 0x30, 0x38, 0x3a, 0x38, 0x37, 0x33, 0x64, 0x3a, 0x31, 0x30, 0x3a,
|
||||||
|
0x34, 0x3a, 0x38, 0x30, 0x30, 0x3a, 0x3a, 0x34, 0x7c, 0x32, 0x30, 0x30, 0x30, 0x31, 0x04, 0x09, 0x02, 0x00, 0x00, 0x01, 0xf8};
|
||||||
|
|
||||||
|
#if 1
|
||||||
|
TEST(PACKET_PARSE, ETH_IP6_UDP_GTP_IP4_UDP)
|
||||||
|
{
|
||||||
|
char buffer[256];
|
||||||
|
struct packet handler;
|
||||||
|
|
||||||
|
memset(&handler, 0, sizeof(handler));
|
||||||
|
const char *payload = packet_parse(&handler, (const char *)data17, sizeof(data17));
|
||||||
|
EXPECT_TRUE(payload != nullptr);
|
||||||
|
EXPECT_TRUE((char *)payload - (char *)&data17 == 14 + 40 + 8 + 16 + 20 + 8);
|
||||||
|
packet_dump_stdio(&handler);
|
||||||
|
|
||||||
|
/******************************************************
|
||||||
|
* packet_get_outermost/innermost_layer
|
||||||
|
******************************************************/
|
||||||
|
|
||||||
|
// LAYER_PROTO_ETHER
|
||||||
|
const struct raw_layer *outer_eth_record = packet_get_outermost_raw_layer(&handler, LAYER_PROTO_ETHER);
|
||||||
|
const struct raw_layer *inner_eth_record = packet_get_innermost_raw_layer(&handler, LAYER_PROTO_ETHER);
|
||||||
|
|
||||||
|
EXPECT_TRUE(outer_eth_record != nullptr);
|
||||||
|
EXPECT_TRUE(inner_eth_record != nullptr);
|
||||||
|
EXPECT_TRUE(outer_eth_record == inner_eth_record);
|
||||||
|
EXPECT_TRUE(outer_eth_record->hdr_offset == 0);
|
||||||
|
EXPECT_TRUE(outer_eth_record->hdr_len == 14);
|
||||||
|
EXPECT_TRUE(outer_eth_record->pld_len == 501);
|
||||||
|
|
||||||
|
// LAYER_PROTO_IPV6
|
||||||
|
const struct raw_layer *outer_ipv6_record = packet_get_outermost_raw_layer(&handler, LAYER_PROTO_IPV6);
|
||||||
|
const struct raw_layer *inner_ipv6_record = packet_get_innermost_raw_layer(&handler, LAYER_PROTO_IPV6);
|
||||||
|
|
||||||
|
EXPECT_TRUE(outer_ipv6_record != nullptr);
|
||||||
|
EXPECT_TRUE(inner_ipv6_record != nullptr);
|
||||||
|
EXPECT_TRUE(outer_ipv6_record == inner_ipv6_record);
|
||||||
|
EXPECT_TRUE(outer_ipv6_record->hdr_offset == 14);
|
||||||
|
EXPECT_TRUE(outer_ipv6_record->hdr_len == 40);
|
||||||
|
EXPECT_TRUE(outer_ipv6_record->pld_len == 461);
|
||||||
|
|
||||||
|
// LAYER_PROTO_UDP
|
||||||
|
const struct raw_layer *outer_udp_record = packet_get_outermost_raw_layer(&handler, LAYER_PROTO_UDP);
|
||||||
|
|
||||||
|
EXPECT_TRUE(outer_udp_record != nullptr);
|
||||||
|
EXPECT_TRUE(outer_udp_record->hdr_offset == 54);
|
||||||
|
EXPECT_TRUE(outer_udp_record->hdr_len == 8);
|
||||||
|
EXPECT_TRUE(outer_udp_record->pld_len == 453);
|
||||||
|
|
||||||
|
// LAYER_PROTO_GTP_U
|
||||||
|
const struct raw_layer *outer_gtpu_record = packet_get_outermost_raw_layer(&handler, LAYER_PROTO_GTP_U);
|
||||||
|
const struct raw_layer *inner_gtpu_record = packet_get_innermost_raw_layer(&handler, LAYER_PROTO_GTP_U);
|
||||||
|
|
||||||
|
EXPECT_TRUE(outer_gtpu_record != nullptr);
|
||||||
|
EXPECT_TRUE(inner_gtpu_record != nullptr);
|
||||||
|
EXPECT_TRUE(outer_gtpu_record == inner_gtpu_record);
|
||||||
|
EXPECT_TRUE(outer_gtpu_record->hdr_offset == 62);
|
||||||
|
EXPECT_TRUE(outer_gtpu_record->hdr_len == 16);
|
||||||
|
EXPECT_TRUE(outer_gtpu_record->pld_len == 437);
|
||||||
|
|
||||||
|
// LAYER_PROTO_IPV4
|
||||||
|
const struct raw_layer *inner_ipv4_record = packet_get_innermost_raw_layer(&handler, LAYER_PROTO_IPV4);
|
||||||
|
const struct raw_layer *outer_ipv4_record = packet_get_outermost_raw_layer(&handler, LAYER_PROTO_IPV4);
|
||||||
|
|
||||||
|
EXPECT_TRUE(inner_ipv4_record != nullptr);
|
||||||
|
EXPECT_TRUE(outer_ipv4_record != nullptr);
|
||||||
|
EXPECT_TRUE(inner_ipv4_record == outer_ipv4_record);
|
||||||
|
EXPECT_TRUE(inner_ipv4_record->hdr_offset == 78);
|
||||||
|
EXPECT_TRUE(inner_ipv4_record->hdr_len == 20);
|
||||||
|
EXPECT_TRUE(inner_ipv4_record->pld_len == 417);
|
||||||
|
|
||||||
|
// LAYER_PROTO_UDP
|
||||||
|
const struct raw_layer *inner_udp_record = packet_get_innermost_raw_layer(&handler, LAYER_PROTO_UDP);
|
||||||
|
|
||||||
|
EXPECT_TRUE(inner_udp_record != nullptr);
|
||||||
|
EXPECT_TRUE(inner_udp_record->hdr_offset == 98);
|
||||||
|
EXPECT_TRUE(inner_udp_record->hdr_len == 8);
|
||||||
|
EXPECT_TRUE(inner_udp_record->pld_len == 409);
|
||||||
|
|
||||||
|
/******************************************************
|
||||||
|
* packet_get_outermost/innermost_tuple4
|
||||||
|
******************************************************/
|
||||||
|
|
||||||
|
struct tuple4 outer_tuple4;
|
||||||
|
struct tuple4 inner_tuple4;
|
||||||
|
EXPECT_TRUE(packet_get_outermost_tuple4(&handler, &outer_tuple4) == 0);
|
||||||
|
EXPECT_TRUE(packet_get_innermost_tuple4(&handler, &inner_tuple4) == 0);
|
||||||
|
memset(buffer, 0, sizeof(buffer));
|
||||||
|
tuple4_to_str(&outer_tuple4, buffer, sizeof(buffer));
|
||||||
|
EXPECT_STREQ(buffer, "2408:8161:e100:10:0:16:3:a:2152-2408:8141:e0f0:1f08::4:2152");
|
||||||
|
memset(buffer, 0, sizeof(buffer));
|
||||||
|
tuple4_to_str(&inner_tuple4, buffer, sizeof(buffer));
|
||||||
|
EXPECT_STREQ(buffer, "10.67.71.179:11102-120.225.133.208:2152");
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
int main(int argc, char **argv)
|
int main(int argc, char **argv)
|
||||||
{
|
{
|
||||||
::testing::InitGoogleTest(&argc, argv);
|
::testing::InitGoogleTest(&argc, argv);
|
||||||
|
|||||||
Reference in New Issue
Block a user