166 lines
3.9 KiB
C
166 lines
3.9 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "cpr_ipc.h"
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#include "cpr_types.h"
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#ifndef SIP_OS_WINDOWS
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#include "netdb.h"
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#include "arpa/inet.h"
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#endif
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#include "dns_utils.h"
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#include "phone_debug.h"
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#include "util_string.h"
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#ifdef SIP_OS_WINDOWS
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cc_int32_t
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dnsGetHostByName (const char *hname,
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cpr_ip_addr_t *ipaddr_ptr,
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cc_int32_t timeout,
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cc_int32_t retries)
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{
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return DNS_ERR_NOHOST;
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}
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#else
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/*
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* dnsGetHostByName
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*
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* DESCRIPTION: Perform an DNS lookup of the name specified
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*
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* RETURNS: returns 0 for success or DNS_ERR_NOHOST
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*
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*/
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cc_int32_t
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dnsGetHostByName (const char *hname,
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cpr_ip_addr_t *ipaddr_ptr,
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cc_int32_t timeout,
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cc_int32_t retries)
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{
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uint32_t ip_address;
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struct hostent *dns_response;
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#ifdef IPV6_STACK_ENABLED
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uint32_t err;
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uint16_t ip_valid;
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char ip_addr[MAX_IPADDR_STR_LEN];
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struct addrinfo hints, *result;
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struct sockaddr sa;
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#endif
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#ifdef IPV6_STACK_ENABLED
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/* Check if the IPv6 address */
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ip_valid = cpr_inet_pton(AF_INET6, hname, ip_addr);
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if (ip_valid) {
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ipaddr_ptr->type = CPR_IP_ADDR_IPV6;
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cpr_memcopy(ipaddr_ptr->u.ip6.addr.base8, ip_addr, 16);
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return(0);
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}
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#endif
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ip_address = inet_addr(hname);
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if (ip_address != INADDR_NONE) {
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ipaddr_ptr->u.ip4 = ip_address;
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ipaddr_ptr->type = CPR_IP_ADDR_IPV4;
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return 0;
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} else {
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#ifdef IPV6_STACK_ENABLED
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memset(&hints, 0, sizeof(hints));
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hints.ai_family = PF_INET6;
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err = getaddrinfo(hname, NULL, &hints, &result);
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if (err) {
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return DNS_ERR_NOHOST;
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}
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while (result) {
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sa = result->ai_addr;
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if (sa->family == AF_INET) {
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ipaddr_ptr->type = CPR_IP_ADDR_IPV4;
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ip_addr->u.ip4 = ((cpr_sockaddr_in_t *)from)->sin_addr.s_addr;
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} else if (sa->family == AF_INET6) {
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//Todo IPv6: Add getaddrinfo() functioncall to get the IPv6 address.
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ipaddr_ptr->type = CPR_IP_ADDR_IPV6;
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ip_addr->u.ip6 = ((cpr_sockaddr_in6_t *)sa)->sin6_addr;
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}
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}
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freeaddrinfo(result);
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#endif
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dns_response = gethostbyname(hname);
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if (dns_response) {
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ipaddr_ptr->u.ip4 = *(uint32_t *) dns_response->h_addr_list[0];
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ipaddr_ptr->type = CPR_IP_ADDR_IPV4;
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return 0;
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}
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}
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return DNS_ERR_NOHOST;
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}
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#endif
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#ifdef SIP_OS_WINDOWS
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cc_int32_t
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dnsGetHostBySRV (cc_int8_t *service,
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cc_int8_t *protocol,
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cc_int8_t *domain,
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cpr_ip_addr_t *ipaddr_ptr,
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cc_uint16_t *port,
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cc_int32_t timeout,
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cc_int32_t retries,
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srv_handle_t *psrv_handle)
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{
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return DNS_ERR_NOHOST;
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}
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#else
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/*
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* dnsGetHostBySRV
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*
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* DESCRIPTION: This function calls the dns api to
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* perform a dns srv query
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*
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* RETURNS: returns 0 for success or
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* DNS_ERR_NOHOST, DNS_ERR_HOST_UNAVAIL
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*
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*/
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cc_int32_t
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dnsGetHostBySRV (cc_int8_t *service,
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cc_int8_t *protocol,
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cc_int8_t *domain,
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cpr_ip_addr_t *ipaddr_ptr,
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cc_uint16_t *port,
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cc_int32_t timeout,
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cc_int32_t retries,
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srv_handle_t *psrv_handle)
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{
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uint32_t ip_address;
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ip_address = inet_addr(domain);
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if (ip_address != INADDR_NONE) {
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ipaddr_ptr->u.ip4 = ip_address;
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ipaddr_ptr->type = CPR_IP_ADDR_IPV4;
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return 0;
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}
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return DNS_ERR_NOBUF; /* not yet implemented */
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}
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#endif
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void
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dnsFreeSrvHandle (srv_handle_t srv_handle)
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{
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// this function does nothing
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// srv_handle = NULL;
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}
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