FS-8069 #resolve [ipv6 support missing in stun code]
This commit is contained in:
Anthony Minessale
parent
eff8a1e648
commit
f8592ab539
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@ -141,7 +141,6 @@ typedef struct {
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uint32_t address;
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} switch_stun_ip_t;
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#if SWITCH_BYTE_ORDER == __BIG_ENDIAN
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typedef struct {
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@ -196,8 +195,8 @@ SWITCH_DECLARE(char *) switch_stun_host_lookup(const char *host, switch_memory_p
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\param port the port
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\return true or false
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*/
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_get_mapped_address(switch_stun_packet_attribute_t *attribute, char *ipstr, uint16_t *port);
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_get_xor_mapped_address(switch_stun_packet_attribute_t *attribute, uint32_t cookie, char *ipstr, uint16_t *port);
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_get_mapped_address(switch_stun_packet_attribute_t *attribute, char *ipstr, switch_size_t iplen, uint16_t *port);
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_get_xor_mapped_address(switch_stun_packet_attribute_t *attribute, switch_stun_packet_header_t *header, char *ipstr, switch_size_t iplen, uint16_t *port);
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/*!
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@ -237,10 +236,8 @@ SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_software(switch_stun_pa
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\param port the port of the mapped address
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\return true or false
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*/
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_binded_address(switch_stun_packet_t *packet, char *ipstr, uint16_t port);
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_xor_binded_address(switch_stun_packet_t *packet, char *ipstr, uint16_t port);
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_binded_address(switch_stun_packet_t *packet, char *ipstr, uint16_t port, int family);
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_xor_binded_address(switch_stun_packet_t *packet, char *ipstr, uint16_t port, int family);
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_integrity(switch_stun_packet_t *packet, const char *pass);
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SWITCH_DECLARE(uint32_t) switch_crc32_8bytes(const void* data, size_t length);
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_fingerprint(switch_stun_packet_t *packet);
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@ -934,17 +934,17 @@ static void handle_ice(switch_rtp_t *rtp_session, switch_rtp_ice_t *ice, void *d
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break;
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case SWITCH_STUN_ATTR_MAPPED_ADDRESS:
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if (attr->type) {
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char ip[16];
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char ip[50];
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uint16_t port;
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switch_stun_packet_attribute_get_mapped_address(attr, ip, &port);
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switch_stun_packet_attribute_get_mapped_address(attr, ip, sizeof(ip), &port);
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switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(rtp_session->session), SWITCH_LOG_DEBUG8, "|------: %s:%d\n", ip, port);
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}
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break;
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case SWITCH_STUN_ATTR_XOR_MAPPED_ADDRESS:
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if (attr->type) {
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char ip[16];
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char ip[50];
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uint16_t port;
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switch_stun_packet_attribute_get_xor_mapped_address(attr, packet->header.cookie, ip, &port);
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switch_stun_packet_attribute_get_xor_mapped_address(attr, &packet->header, ip, sizeof(ip), &port);
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switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(rtp_session->session), SWITCH_LOG_DEBUG8, "|------: %s:%d\n", ip, port);
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}
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break;
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@ -1031,8 +1031,8 @@ static void handle_ice(switch_rtp_t *rtp_session, switch_rtp_ice_t *ice, void *d
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uint32_t old;
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//const char *tx_host;
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const char *old_host, *err = NULL;
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//char bufa[30];
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char bufb[30];
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//char bufa[50];
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char bufb[50];
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char adj_port[6];
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switch_channel_t *channel = NULL;
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@ -1137,11 +1137,12 @@ static void handle_ice(switch_rtp_t *rtp_session, switch_rtp_ice_t *ice, void *d
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switch_stun_packet_t *rpacket;
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const char *remote_ip;
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switch_size_t bytes;
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char ipbuf[25];
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char ipbuf[50];
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switch_sockaddr_t *from_addr = rtp_session->from_addr;
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switch_socket_t *sock_output = rtp_session->sock_output;
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uint8_t do_adj = 0;
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switch_time_t now = switch_micro_time_now();
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int cmp = 0;
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if (is_rtcp) {
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from_addr = rtp_session->rtcp_from_addr;
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@ -1160,7 +1161,8 @@ static void handle_ice(switch_rtp_t *rtp_session, switch_rtp_ice_t *ice, void *d
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}
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remote_ip = switch_get_addr(ipbuf, sizeof(ipbuf), from_addr);
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switch_stun_packet_attribute_add_xor_binded_address(rpacket, (char *) remote_ip, switch_sockaddr_get_port(from_addr));
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switch_stun_packet_attribute_add_xor_binded_address(rpacket, (char *) remote_ip, switch_sockaddr_get_port(from_addr), from_addr->family);
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if ((ice->type & ICE_VANILLA)) {
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switch_stun_packet_attribute_add_integrity(rpacket, ice->pass);
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@ -1173,9 +1175,12 @@ static void handle_ice(switch_rtp_t *rtp_session, switch_rtp_ice_t *ice, void *d
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port = switch_sockaddr_get_port(from_addr);
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host2 = switch_get_addr(buf2, sizeof(buf2), ice->addr);
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port2 = switch_sockaddr_get_port(ice->addr);
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cmp = switch_cmp_addr(from_addr, ice->addr);
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switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(rtp_session->session), SWITCH_LOG_DEBUG1,
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"STUN from %s:%d %s\n", host, port, cmp ? "EXPECTED" : "IGNORED");
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if (switch_cmp_addr(from_addr, ice->addr)) {
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if (cmp) {
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ice->last_ok = now;
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} else {
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if ((rtp_session->dtls->state != DS_READY || !ice->ready || !ice->rready)) {
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@ -2212,7 +2217,7 @@ static int check_rtcp_and_ice(switch_rtp_t *rtp_session)
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#ifdef DEBUG_EXTRA
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{
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const char *old_host;
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char bufb[30];
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char bufb[50];
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old_host = switch_get_addr(bufb, sizeof(bufb), rtp_session->rtcp_remote_addr);
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switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(rtp_session->session), SWITCH_LOG_CRIT, "%s SEND %s RTCP %s:%d %ld\n",
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rtp_session_name(rtp_session),
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@ -2407,7 +2412,7 @@ static switch_status_t enable_remote_rtcp_socket(switch_rtp_t *rtp_session, cons
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return SWITCH_STATUS_FALSE;
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} else {
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const char *host;
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char bufa[30];
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char bufa[50];
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host = switch_get_addr(bufa, sizeof(bufa), rtp_session->rtcp_remote_addr);
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@ -2445,7 +2450,7 @@ static switch_status_t enable_local_rtcp_socket(switch_rtp_t *rtp_session, const
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switch_port_t port = rtp_session->local_port;
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switch_socket_t *rtcp_new_sock = NULL, *rtcp_old_sock = NULL;
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switch_status_t status = SWITCH_STATUS_SUCCESS;
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char bufa[30];
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char bufa[50];
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if (rtp_session->flags[SWITCH_RTP_FLAG_ENABLE_RTCP]) {
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if (switch_sockaddr_info_get(&rtp_session->rtcp_local_addr, host, SWITCH_UNSPEC, port+1, 0, rtp_session->pool) != SWITCH_STATUS_SUCCESS) {
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@ -4155,7 +4160,7 @@ SWITCH_DECLARE(switch_status_t) switch_rtp_activate_ice(switch_rtp_t *rtp_sessio
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switch_rtp_ice_t *ice;
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char *host = NULL;
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switch_port_t port = 0;
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char bufc[30];
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char bufc[50];
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switch_mutex_lock(rtp_session->ice_mutex);
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@ -5139,7 +5144,7 @@ static switch_status_t read_rtp_packet(switch_rtp_t *rtp_session, switch_size_t
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const char *old_host;
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const char *my_host;
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char bufa[30], bufb[30], bufc[30];
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char bufa[50], bufb[50], bufc[50];
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tx_host = switch_get_addr(bufa, sizeof(bufa), rtp_session->rtp_from_addr);
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@ -5540,7 +5545,7 @@ static void handle_nack(switch_rtp_t *rtp_session, uint32_t nack)
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const char *tx_host = NULL;
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const char *old_host = NULL;
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const char *my_host = NULL;
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char bufa[30], bufb[30], bufc[30];
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char bufa[50], bufb[50], bufc[50];
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if (!(rtp_session->flags[SWITCH_RTP_FLAG_NACK] && rtp_session->vbw)) {
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return; /* not enabled */
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@ -6424,7 +6429,7 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
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uint32_t old = rtp_session->remote_port;
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const char *tx_host;
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const char *old_host;
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char bufa[30], bufb[30];
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char bufa[50], bufb[50];
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char adj_port[6];
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tx_host = switch_get_addr(bufa, sizeof(bufa), rtp_session->rtp_from_addr);
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@ -7305,7 +7310,7 @@ static int rtp_common_write(switch_rtp_t *rtp_session,
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const char *old_host;
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const char *my_host;
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char bufa[30], bufb[30], bufc[30];
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char bufa[50], bufb[50], bufc[50];
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tx_host = switch_get_addr(bufa, sizeof(bufa), rtp_session->rtp_from_addr);
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@ -7495,7 +7500,7 @@ SWITCH_DECLARE(int) switch_rtp_write_frame(switch_rtp_t *rtp_session, switch_fra
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//if (rtp_session->flags[SWITCH_RTP_FLAG_PROXY_MEDIA] || rtp_session->flags[SWITCH_RTP_FLAG_UDPTL]) {
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switch_size_t bytes;
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//char bufa[30];
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//char bufa[50];
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/* Fast PASS! */
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if (!switch_test_flag(frame, SFF_PROXY_PACKET) && !switch_test_flag(frame, SFF_UDPTL_PACKET)) {
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@ -107,6 +107,21 @@ static const struct value_mapping ERROR_TYPES[] = {
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{0, 0}
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};
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static void v6_xor(uint8_t *addr, const uint8_t *transaction_id)
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{
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int i;
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addr[0] ^= 0x21;
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addr[1] ^= 0x12;
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addr[2] ^= 0xa4;
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addr[3] ^= 0x42;
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for (i = 0; i < 12; i++) {
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addr[i + 4] ^= transaction_id[i];
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}
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}
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SWITCH_DECLARE(void) switch_stun_random_string(char *buf, uint16_t len, char *set)
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{
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char chars[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
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@ -220,8 +235,6 @@ SWITCH_DECLARE(switch_stun_packet_t *) switch_stun_packet_parse(uint8_t *buf, ui
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{
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switch_stun_ip_t *ip = (switch_stun_ip_t *) attr->value;
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ip->port = ntohs(ip->port);
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//uint32_t *u = (uint32_t *)attr->value;
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//*u = ntohl(*u);
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}
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break;
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case SWITCH_STUN_ATTR_SOURCE_ADDRESS2:
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@ -361,7 +374,7 @@ SWITCH_DECLARE(const char *) switch_stun_value_to_name(int32_t type, uint32_t va
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return "INVALID";
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}
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_get_mapped_address(switch_stun_packet_attribute_t *attribute, char *ipstr, uint16_t *port)
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_get_mapped_address(switch_stun_packet_attribute_t *attribute, char *ipstr, switch_size_t iplen, uint16_t *port)
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{
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switch_stun_ip_t *ip;
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uint8_t x, *i;
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@ -378,23 +391,30 @@ SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_get_mapped_address(switch_s
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return 1;
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}
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_get_xor_mapped_address(switch_stun_packet_attribute_t *attribute, uint32_t cookie, char *ipstr, uint16_t *port)
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_get_xor_mapped_address(switch_stun_packet_attribute_t *attribute, switch_stun_packet_header_t *header, char *ipstr, switch_size_t iplen, uint16_t *port)
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{
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switch_stun_ip_t *ip;
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uint8_t x, *i;
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char *p = ipstr;
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ip = (switch_stun_ip_t *) attribute->value;
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ip->address ^= cookie;
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i = (uint8_t *) & ip->address;
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*ipstr = 0;
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for (x = 0; x < 4; x++) {
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sprintf(p, "%u%s", i[x], x == 3 ? "" : ".");
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p = ipstr + strlen(ipstr);
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if (ip->family == 2) {
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uint8_t *v6addr = (uint8_t *) &ip->address;
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v6_xor(v6addr, (uint8_t *)header->id);
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inet_ntop(AF_INET6, v6addr, ipstr, iplen);
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} else {
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ip->address ^= header->cookie;
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i = (uint8_t *) & ip->address;
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*ipstr = 0;
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for (x = 0; x < 4; x++) {
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sprintf(p, "%u%s", i[x], x == 3 ? "" : ".");
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p = ipstr + strlen(ipstr);
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}
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}
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ip->port ^= ntohl(cookie) >> 16;
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ip->port ^= ntohl(header->cookie) >> 16;
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*port = ip->port;
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return 1;
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@ -427,62 +447,72 @@ SWITCH_DECLARE(switch_stun_packet_t *) switch_stun_packet_build_header(switch_st
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return (switch_stun_packet_t *) buf;
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}
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_binded_address(switch_stun_packet_t *packet, char *ipstr, uint16_t port)
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_binded_address(switch_stun_packet_t *packet, char *ipstr, uint16_t port, int family)
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{
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switch_stun_packet_attribute_t *attribute;
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switch_stun_ip_t *ip;
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uint8_t *i, x;
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char *p = ipstr;
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attribute = (switch_stun_packet_attribute_t *) ((uint8_t *) & packet->first_attribute + ntohs(packet->header.length));
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attribute->type = htons(SWITCH_STUN_ATTR_MAPPED_ADDRESS);
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attribute->length = htons(8);
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ip = (switch_stun_ip_t *) attribute->value;
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ip->port = htons(port);
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ip->family = 1;
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i = (uint8_t *) & ip->address;
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for (x = 0; x < 4; x++) {
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i[x] = (uint8_t) atoi(p);
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if ((p = strchr(p, '.'))) {
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p++;
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} else {
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break;
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}
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}
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packet->header.length += htons(sizeof(switch_stun_packet_attribute_t)) + attribute->length;
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return 1;
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}
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_xor_binded_address(switch_stun_packet_t *packet, char *ipstr, uint16_t port)
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{
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switch_stun_packet_attribute_t *attribute;
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switch_stun_ip_t *ip;
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uint8_t *i, x;
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char *p = ipstr;
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attribute = (switch_stun_packet_attribute_t *) ((uint8_t *) & packet->first_attribute + ntohs(packet->header.length));
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attribute->type = htons(SWITCH_STUN_ATTR_XOR_MAPPED_ADDRESS);
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attribute->length = htons(8);
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if (family == AF_INET6) {
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attribute->length = htons(20);
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} else {
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attribute->length = htons(8);
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}
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ip = (switch_stun_ip_t *) attribute->value;
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ip->port = htons(port ^ (STUN_MAGIC_COOKIE >> 16));
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ip->family = 1;
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i = (uint8_t *) & ip->address;
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for (x = 0; x < 4; x++) {
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i[x] = (uint8_t) atoi(p);
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if ((p = strchr(p, '.'))) {
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p++;
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} else {
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break;
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}
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if (family == AF_INET6) {
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ip->family = 2;
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} else {
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ip->family = 1;
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}
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ip->address = htonl(ntohl(ip->address) ^ STUN_MAGIC_COOKIE);
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if (family == AF_INET6) {
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inet_pton(AF_INET6, ipstr, (struct in6_addr *) &ip->address);
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} else {
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inet_pton(AF_INET, ipstr, (int *) &ip->address);
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}
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packet->header.length += htons(sizeof(switch_stun_packet_attribute_t)) + attribute->length;
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return 1;
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}
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SWITCH_DECLARE(uint8_t) switch_stun_packet_attribute_add_xor_binded_address(switch_stun_packet_t *packet, char *ipstr, uint16_t port, int family)
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{
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switch_stun_packet_attribute_t *attribute;
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switch_stun_ip_t *ip;
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attribute = (switch_stun_packet_attribute_t *) ((uint8_t *) & packet->first_attribute + ntohs(packet->header.length));
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attribute->type = htons(SWITCH_STUN_ATTR_XOR_MAPPED_ADDRESS);
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if (family == AF_INET6) {
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attribute->length = htons(20);
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} else {
|
||||
attribute->length = htons(8);
|
||||
}
|
||||
|
||||
ip = (switch_stun_ip_t *) attribute->value;
|
||||
|
||||
ip->port = htons(port ^ (STUN_MAGIC_COOKIE >> 16));
|
||||
|
||||
if (family == AF_INET6) {
|
||||
ip->family = 2;
|
||||
} else {
|
||||
ip->family = 1;
|
||||
}
|
||||
|
||||
if (family == AF_INET6) {
|
||||
inet_pton(AF_INET6, ipstr, (struct in6_addr *) &ip->address);
|
||||
v6_xor((uint8_t *)&ip->address, (uint8_t *)packet->header.id);
|
||||
} else {
|
||||
inet_pton(AF_INET, ipstr, (int *) &ip->address);
|
||||
ip->address = htonl(ntohl(ip->address) ^ STUN_MAGIC_COOKIE);
|
||||
}
|
||||
|
||||
packet->header.length += htons(sizeof(switch_stun_packet_attribute_t)) + attribute->length;
|
||||
return 1;
|
||||
|
|
@ -677,7 +707,7 @@ SWITCH_DECLARE(switch_status_t) switch_stun_lookup(char **ip,
|
|||
switch_stun_packet_attribute_t *attr;
|
||||
switch_size_t bytes = 0;
|
||||
char username[33] = { 0 };
|
||||
char rip[16] = { 0 };
|
||||
char rip[50] = { 0 };
|
||||
uint16_t rport = 0;
|
||||
switch_time_t started = 0;
|
||||
unsigned int elapsed = 0;
|
||||
|
|
@ -780,12 +810,12 @@ SWITCH_DECLARE(switch_status_t) switch_stun_lookup(char **ip,
|
|||
switch_stun_ip_t *tmp = (switch_stun_ip_t *) attr->value;
|
||||
tmp->address ^= ntohl(0xabcdabcd);
|
||||
}
|
||||
switch_stun_packet_attribute_get_mapped_address(attr, rip, &rport);
|
||||
switch_stun_packet_attribute_get_mapped_address(attr, rip, sizeof(rip), &rport);
|
||||
}
|
||||
break;
|
||||
case SWITCH_STUN_ATTR_XOR_MAPPED_ADDRESS:
|
||||
if (attr->type) {
|
||||
switch_stun_packet_attribute_get_xor_mapped_address(attr, packet->header.cookie, rip, &rport);
|
||||
switch_stun_packet_attribute_get_xor_mapped_address(attr, &packet->header, rip, sizeof(rip), &rport);
|
||||
}
|
||||
break;
|
||||
case SWITCH_STUN_ATTR_USERNAME:
|
||||
|
|
|
|||
|
|
@ -2196,7 +2196,7 @@ SWITCH_DECLARE(int) switch_cp_addr(switch_sockaddr_t *sa1, switch_sockaddr_t *sa
|
|||
struct sockaddr_in6 *s26;
|
||||
|
||||
struct sockaddr *ss1;
|
||||
struct sockaddr *ss2;
|
||||
//struct sockaddr *ss2;
|
||||
|
||||
if (!(sa1 && sa2))
|
||||
return 0;
|
||||
|
|
@ -2208,14 +2208,13 @@ SWITCH_DECLARE(int) switch_cp_addr(switch_sockaddr_t *sa1, switch_sockaddr_t *sa
|
|||
s26 = (struct sockaddr_in6 *) &sa2->sa;
|
||||
|
||||
ss1 = (struct sockaddr *) &sa1->sa;
|
||||
ss2 = (struct sockaddr *) &sa2->sa;
|
||||
//ss2 = (struct sockaddr *) &sa2->sa;
|
||||
|
||||
if (ss1->sa_family != ss2->sa_family)
|
||||
return 0;
|
||||
|
||||
sa1->port = sa2->port;
|
||||
sa1->family = sa2->family;
|
||||
|
||||
|
||||
sa1->sa.sin.sin_family = sa2->family;
|
||||
|
||||
switch (ss1->sa_family) {
|
||||
case AF_INET:
|
||||
s1->sin_addr.s_addr = s2->sin_addr.s_addr;
|
||||
|
|
|
|||
Loading…
Reference in New Issue