diff options
Diffstat (limited to 'test/rtp.c')
| -rw-r--r-- | test/rtp.c | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/test/rtp.c b/test/rtp.c deleted file mode 100644 index 69968f3..0000000 --- a/test/rtp.c +++ /dev/null @@ -1,167 +0,0 @@ -/* - * rtp.c - * - * library functions for the real-time transport protocol - * - * David A. McGrew - * Cisco Systems, Inc. - */ - - -#include "rtp_priv.h" - -#include <stdio.h> -#include <string.h> - -#include <sys/types.h> -#ifdef HAVE_SYS_SOCKET_H -# include <sys/socket.h> -#endif - -#define PRINT_DEBUG 0 /* set to 1 to print out debugging data */ -#define VERBOSE_DEBUG 0 /* set to 1 to print out more data */ - -unsigned int -rtp_sendto(rtp_sender_t sender, const void* msg, int len) { - int octets_sent; - err_status_t stat; - int pkt_len = len + RTP_HEADER_LEN; - - /* marshal data */ - strncpy(sender->message.body, msg, len); - - /* update header */ - sender->message.header.seq = ntohs(sender->message.header.seq) + 1; - sender->message.header.seq = htons(sender->message.header.seq); - sender->message.header.ts = ntohl(sender->message.header.ts) + 1; - sender->message.header.ts = htonl(sender->message.header.ts); - - /* apply srtp */ - stat = srtp_protect(sender->srtp_ctx, &sender->message.header, &pkt_len); - if (stat) { -#if PRINT_DEBUG - fprintf(stderr, "error: srtp protection failed with code %d\n", stat); -#endif - return -1; - } -#if VERBOSE_DEBUG - srtp_print_packet(&sender->message.header, pkt_len); -#endif - octets_sent = sendto(sender->socket, (void*)&sender->message, - pkt_len, 0, (struct sockaddr *)&sender->addr, - sizeof (struct sockaddr_in)); - - if (octets_sent != pkt_len) { -#if PRINT_DEBUG - fprintf(stderr, "error: couldn't send message %s", (char *)msg); - perror(""); -#endif - } - - return octets_sent; -} - -unsigned int -rtp_recvfrom(rtp_receiver_t receiver, void *msg, int *len) { - int octets_recvd; - err_status_t stat; - - octets_recvd = recvfrom(receiver->socket, (void *)&receiver->message, - *len, 0, (struct sockaddr *) NULL, 0); - - /* verify rtp header */ - if (receiver->message.header.version != 2) { - *len = 0; - return -1; - } - -#if PRINT_DEBUG - fprintf(stderr, "%d octets received from SSRC %u\n", - octets_recvd, receiver->message.header.ssrc); -#endif -#if VERBOSE_DEBUG - srtp_print_packet(&receiver->message.header, octets_recvd); -#endif - - /* apply srtp */ - stat = srtp_unprotect(receiver->srtp_ctx, - &receiver->message.header, &octets_recvd); - if (stat) { - fprintf(stderr, - "error: srtp unprotection failed with code %d%s\n", stat, - stat == err_status_replay_fail ? " (replay check failed)" : - stat == err_status_auth_fail ? " (auth check failed)" : ""); - return -1; - } - strncpy(msg, receiver->message.body, octets_recvd); - - return octets_recvd; -} - -int -rtp_sender_init(rtp_sender_t sender, - int socket, - struct sockaddr_in addr, - unsigned int ssrc) { - - /* set header values */ - sender->message.header.ssrc = htonl(ssrc); - sender->message.header.ts = 0; - sender->message.header.seq = (uint16_t) rand(); - sender->message.header.m = 0; - sender->message.header.pt = 0x1; - sender->message.header.version = 2; - sender->message.header.p = 0; - sender->message.header.x = 0; - sender->message.header.cc = 0; - - /* set other stuff */ - sender->socket = socket; - sender->addr = addr; - - return 0; -} - -int -rtp_receiver_init(rtp_receiver_t rcvr, - int socket, - struct sockaddr_in addr, - unsigned int ssrc) { - - /* set header values */ - rcvr->message.header.ssrc = htonl(ssrc); - rcvr->message.header.ts = 0; - rcvr->message.header.seq = 0; - rcvr->message.header.m = 0; - rcvr->message.header.pt = 0x1; - rcvr->message.header.version = 2; - rcvr->message.header.p = 0; - rcvr->message.header.x = 0; - rcvr->message.header.cc = 0; - - /* set other stuff */ - rcvr->socket = socket; - rcvr->addr = addr; - - return 0; -} - -int -rtp_sender_init_srtp(rtp_sender_t sender, const srtp_policy_t *policy) { - return srtp_create(&sender->srtp_ctx, policy); -} - -int -rtp_receiver_init_srtp(rtp_receiver_t sender, const srtp_policy_t *policy) { - return srtp_create(&sender->srtp_ctx, policy); -} - -rtp_sender_t -rtp_sender_alloc() { - return (rtp_sender_t)malloc(sizeof(rtp_sender_ctx_t)); -} - -rtp_receiver_t -rtp_receiver_alloc() { - return (rtp_receiver_t)malloc(sizeof(rtp_receiver_ctx_t)); -} |