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feature: support crafting L3 packets with L3 payload

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This commit is contained in:
luwenpeng
2024-08-12 10:49:53 +08:00
parent 12975e2da7
commit 8054b9c032
7 changed files with 306 additions and 219 deletions
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6
include/stellar/packet.h
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@@ -42,10 +42,10 @@ uint16_t packet_get_payload_len(const struct packet *pkt);
* tcp_options_len: the length of the options (must be a multiple of 4)
*/
struct packet *craft_tcp_packet(const struct packet *origin_pkt, uint32_t tcp_seq, uint32_t tcp_ack, uint8_t tcp_flags,
const char *tcp_options, uint16_t tcp_options_len,
const char *tcp_payload, uint16_t tcp_payload_len);
const char *tcp_options, uint16_t tcp_options_len,
const char *tcp_payload, uint16_t tcp_payload_len);
struct packet *craft_udp_packet(const struct packet *origin_pkt, const char *udp_payload, uint16_t udp_payload_len);
struct packet *craft_packet_from_scratch(const struct layer larers[], uint16_t layer_count, const char *payload, uint16_t payload_len);
struct packet *craft_l3_packet(const struct packet *origin_pkt, uint8_t ip_proto, const char *l3_payload, uint16_t l3_payload_len);
struct tcp_segment;
const char *tcp_segment_get_data(const struct tcp_segment *seg);