/** * sip_create_IPC_sock creates and bind the socket for IPC. * * @param[in]name - pointer to the const. character for the * IPC address (name) to be bound when the * IPC socket is successfully created. * * @return cpr_socket_t - Returns a valid CPR's socket if * the socket is created sucessafully otherwise * returns INVALID_SOCKET. * @pre (name != NULL) */ static cpr_socket_t sip_create_IPC_sock (const char *name) { const char *fname = "sip_create_IPC_sock"; cpr_socket_t sock; cpr_sockaddr_un_t addr; /* Create socket */ sock = cprSocket(AF_LOCAL, SOCK_DGRAM, 0); if (sock == INVALID_SOCKET) { CCSIP_DEBUG_ERROR(SIP_F_PREFIX"cprSocket() returned error" " errno=%d\n", fname, cpr_errno); return (INVALID_SOCKET); } /* Bind to the local socket */ cpr_set_sockun_addr(&addr, name, getpid()); /* make sure file doesn't already exist */ unlink(addr.sun_path); /* do the bind */ if (cprBind(sock, (cpr_sockaddr_t *)&addr, cpr_sun_len(addr)) == CPR_FAILURE) { (void) sipSocketClose(sock, FALSE); CCSIP_DEBUG_ERROR(SIP_F_PREFIX"cprBind() failed" " errno=%d\n", fname, cpr_errno); return (INVALID_SOCKET); } return (sock); }
int sip_platform_udp_channel_create (cpr_ip_mode_e ip_mode, cpr_socket_t *s, cpr_ip_addr_t *remote_ipaddr, uint16_t remote_port, uint32_t local_udp_port) { static const char *fname = "sip_platform_udp_channel_create"; cpr_sockaddr_storage sock_addr; uint16_t addr_len; cpr_sockaddr_storage local_sock_addr; cpr_ip_addr_t local_signaladdr; int tos_dscp_val = 0; // set to default if there is no config. for dscp CPR_IP_ADDR_INIT(local_signaladdr); if (*s != INVALID_SOCKET) { (void) sipSocketClose(*s, FALSE); } if (ip_mode == CPR_IP_MODE_IPV6 || ip_mode == CPR_IP_MODE_DUAL) { af_family_connect = AF_INET6; } else { af_family_connect = AF_INET; } /* * Create socket */ *s = cprSocket(af_family_connect, SOCK_DGRAM, 0); if (*s == INVALID_SOCKET) { CCSIP_DEBUG_ERROR(get_debug_string(DEBUG_GENERAL_SYSTEMCALL_FAILED), fname, "cprSocket unable to open socket", cpr_errno); /* Try opening ipv4 socket */ if (ip_mode == CPR_IP_MODE_DUAL) { CCSIP_DEBUG_TASK("%s: cprSocket Open failed for IPv6 trying IPv4", fname); af_family_connect = AF_INET; *s = cprSocket(af_family_connect, SOCK_DGRAM, 0); if (*s == INVALID_SOCKET) { CCSIP_DEBUG_ERROR(get_debug_string(DEBUG_GENERAL_SYSTEMCALL_FAILED), fname, "cprSocket unable to open AF_INET socket", cpr_errno); return SIP_ERROR; } } } sip_config_get_net_device_ipaddr(&local_signaladdr); memset(&local_sock_addr, 0, sizeof(local_sock_addr)); (void) sip_set_sockaddr(&local_sock_addr, af_family_connect, local_signaladdr, 0, &addr_len); CCSIP_DEBUG_REG_STATE(DEB_F_PREFIX"local_signaladdr.u.ip4=%x\n", DEB_F_PREFIX_ARGS(SIP_SDP, fname), local_signaladdr.u.ip4); if(cprBind(*s, (cpr_sockaddr_t *)&local_sock_addr, addr_len)){ CCSIP_DEBUG_ERROR(SIP_F_PREFIX"UDP bind failed with errno %d\n", fname, cpr_errno); (void) sipSocketClose(*s, FALSE); *s = INVALID_SOCKET; return SIP_ERROR; } /* * Connect to remote address */ (void) sip_set_sockaddr(&sock_addr, af_family_connect, *remote_ipaddr, remote_port, &addr_len); /* if (cprConnect(*s, (cpr_sockaddr_t *)&sock_addr, addr_len) == CPR_FAILURE) { CCSIP_DEBUG_ERROR(get_debug_string(DEBUG_GENERAL_SYSTEMCALL_FAILED), fname, "cprConnect", cpr_errno); (void) sipSocketClose(*s, FALSE); *s = INVALID_SOCKET; return SIP_ERROR; } */ // set IP tos/dscp value for SIP messaging config_get_value(CFGID_DSCP_FOR_CALL_CONTROL, (int *)&tos_dscp_val, sizeof(tos_dscp_val)); if (cprSetSockOpt(*s, SOL_IP, IP_TOS, (void *)&tos_dscp_val, sizeof(tos_dscp_val)) == CPR_FAILURE) { // do NOT take hard action; just log the error and move on CCSIP_DEBUG_ERROR(SIP_F_PREFIX"Unable to set IP TOS %d on UDP socket. " "cpr_errno = %d\n", fname, tos_dscp_val, cpr_errno); } return SIP_OK; }
int sip_platform_udp_channel_listen (cpr_ip_mode_e ip_mode, cpr_socket_t *s, cpr_ip_addr_t *local_ipaddr, uint16_t local_port) { static const char fname[] = "sip_platform_udp_channel_listen"; cpr_sockaddr_storage sock_addr; uint16_t addr_len; /* * If socket passed is is not INVALID_SOCKET close it first */ if (*s != INVALID_SOCKET) { if (sipSocketClose(*s, FALSE) != CPR_SUCCESS) { CCSIP_DEBUG_ERROR(get_debug_string(DEBUG_GENERAL_SYSTEMCALL_FAILED), fname, "sipSocketClose", cpr_errno); } sip_platform_task_reset_listen_socket(*s); } /* * Create a socket */ if (ip_mode == CPR_IP_MODE_IPV6 || ip_mode == CPR_IP_MODE_DUAL) { af_family_listen = AF_INET6; } else { af_family_listen = AF_INET; } *s = cprSocket(af_family_listen, SOCK_DGRAM, 0); if (*s == INVALID_SOCKET) { CCSIP_DEBUG_ERROR(get_debug_string(DEBUG_GENERAL_SYSTEMCALL_FAILED), fname, "cprSocket unable to open socket", cpr_errno); if (ip_mode == CPR_IP_MODE_DUAL) { af_family_listen = AF_INET; CCSIP_DEBUG_TASK(DEB_F_PREFIX"Socket open failed for IPv6 using IPv4 address.", DEB_F_PREFIX_ARGS(SIP_SDP, fname)); *s = cprSocket(af_family_listen, SOCK_DGRAM, 0); if (*s == INVALID_SOCKET) { CCSIP_DEBUG_ERROR(get_debug_string(DEBUG_GENERAL_SYSTEMCALL_FAILED), fname, "cprSocket unable to open socket for IPv4", cpr_errno); return SIP_ERROR; } } } (void) sip_set_sockaddr(&sock_addr, af_family_listen, *local_ipaddr, local_port, &addr_len); if (cprBind(*s, (cpr_sockaddr_t *)&sock_addr, addr_len) == CPR_FAILURE) { (void) sipSocketClose(*s, FALSE); *s = INVALID_SOCKET; CCSIP_DEBUG_ERROR(get_debug_string(DEBUG_GENERAL_SYSTEMCALL_FAILED), fname, "cprBind", cpr_errno); return SIP_ERROR; } sip_platform_task_set_listen_socket(*s); return SIP_OK; }