#include "asterisk.h"
#include <ifaddrs.h>
#include "asterisk/netsock.h"
#include "asterisk/utils.h"
#include "asterisk/astobj.h"
Go to the source code of this file.
Data Structures | |
struct | ast_netsock |
struct | ast_netsock_list |
Functions | |
int | ast_eid_cmp (const struct ast_eid *eid1, const struct ast_eid *eid2) |
Compare two EIDs. | |
char * | ast_eid_to_str (char *s, int maxlen, struct ast_eid *eid) |
ast_netsock * | ast_netsock_bind (struct ast_netsock_list *list, struct io_context *ioc, const char *bindinfo, int defaultport, int tos, int cos, ast_io_cb callback, void *data) |
ast_netsock * | ast_netsock_bindaddr (struct ast_netsock_list *list, struct io_context *ioc, struct sockaddr_in *bindaddr, int tos, int cos, ast_io_cb callback, void *data) |
sockaddr_in * | ast_netsock_boundaddr (const struct ast_netsock *ns) |
void * | ast_netsock_data (const struct ast_netsock *ns) |
static void | ast_netsock_destroy (struct ast_netsock *netsock) |
ast_netsock * | ast_netsock_find (struct ast_netsock_list *list, struct sockaddr_in *sa) |
int | ast_netsock_init (struct ast_netsock_list *list) |
ast_netsock_list * | ast_netsock_list_alloc (void) |
int | ast_netsock_release (struct ast_netsock_list *list) |
int | ast_netsock_set_qos (int netsocket, int tos, int cos, const char *desc) |
int | ast_netsock_sockfd (const struct ast_netsock *ns) |
void | ast_netsock_unref (struct ast_netsock *ns) |
void | ast_set_default_eid (struct ast_eid *eid) |
Fill in an ast_eid with the default eid of this machine. | |
int | ast_str_to_eid (struct ast_eid *eid, const char *s) |
Convert a string into an EID. |
Mark Spencer <markster@digium.com>
Definition in file netsock.c.
Compare two EIDs.
Definition at line 293 of file netsock.c.
Referenced by build_peer(), build_transactions(), destroy_trans(), dundi_answer_entity(), dundi_answer_query(), dundi_ie_append_eid_appropriately(), dundi_lookup_internal(), dundi_query_thread(), find_peer(), optimize_transactions(), and register_request().
char* ast_eid_to_str | ( | char * | s, | |
int | maxlen, | |||
struct ast_eid * | eid | |||
) |
/brief Convert an EID to a string
Definition at line 217 of file netsock.c.
References ast_eid::eid.
Referenced by append_transaction(), ast_set_default_eid(), build_transactions(), cache_lookup(), cache_lookup_internal(), check_key(), complete_peer_helper(), destroy_trans(), do_autokill(), do_register(), do_register_expire(), dump_answer(), dump_eid(), dundi_answer_entity(), dundi_lookup_internal(), dundi_lookup_local(), dundi_lookup_thread(), dundi_precache_thread(), dundi_prop_precache(), dundi_query_thread(), dundi_send(), dundi_show_entityid(), dundi_show_peer(), dundi_show_peers(), dundi_show_requests(), handle_command_response(), handle_show_settings(), pbx_retrieve_variable(), populate_addr(), register_request(), and update_key().
00218 { 00219 int x; 00220 char *os = s; 00221 if (maxlen < 18) { 00222 if (s && (maxlen > 0)) 00223 *s = '\0'; 00224 } else { 00225 for (x = 0; x < 5; x++) { 00226 sprintf(s, "%02x:", eid->eid[x]); 00227 s += 3; 00228 } 00229 sprintf(s, "%02x", eid->eid[5]); 00230 } 00231 return os; 00232 }
struct ast_netsock* ast_netsock_bind | ( | struct ast_netsock_list * | list, | |
struct io_context * | ioc, | |||
const char * | bindinfo, | |||
int | defaultport, | |||
int | tos, | |||
int | cos, | |||
ast_io_cb | callback, | |||
void * | data | |||
) |
Definition at line 173 of file netsock.c.
References ast_netsock_bindaddr(), ast_strdupa, inet_aton(), and strsep().
Referenced by peer_set_srcaddr(), and set_config().
00174 { 00175 struct sockaddr_in sin; 00176 char *tmp; 00177 char *host; 00178 char *port; 00179 int portno; 00180 00181 memset(&sin, 0, sizeof(sin)); 00182 sin.sin_family = AF_INET; 00183 sin.sin_port = htons(defaultport); 00184 tmp = ast_strdupa(bindinfo); 00185 00186 host = strsep(&tmp, ":"); 00187 port = tmp; 00188 00189 if (port && ((portno = atoi(port)) > 0)) 00190 sin.sin_port = htons(portno); 00191 00192 inet_aton(host, &sin.sin_addr); 00193 00194 return ast_netsock_bindaddr(list, ioc, &sin, tos, cos, callback, data); 00195 }
struct ast_netsock* ast_netsock_bindaddr | ( | struct ast_netsock_list * | list, | |
struct io_context * | ioc, | |||
struct sockaddr_in * | bindaddr, | |||
int | tos, | |||
int | cos, | |||
ast_io_cb | callback, | |||
void * | data | |||
) |
Definition at line 103 of file netsock.c.
References ast_calloc, ast_enable_packet_fragmentation(), ast_free, ast_inet_ntoa(), ast_io_add(), AST_IO_IN, ast_log(), ast_netsock_set_qos(), ASTOBJ_CONTAINER_LINK, ASTOBJ_INIT, errno, ast_netsock::ioc, ast_netsock::ioref, LOG_ERROR, LOG_WARNING, and netsocket.
Referenced by ast_netsock_bind().
00104 { 00105 int netsocket = -1; 00106 int *ioref; 00107 00108 struct ast_netsock *ns; 00109 const int reuseFlag = 1; 00110 00111 /* Make a UDP socket */ 00112 netsocket = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP); 00113 00114 if (netsocket < 0) { 00115 ast_log(LOG_ERROR, "Unable to create network socket: %s\n", strerror(errno)); 00116 return NULL; 00117 } 00118 if (setsockopt(netsocket, SOL_SOCKET, SO_REUSEADDR, (char *)&reuseFlag, sizeof reuseFlag) < 0) { 00119 ast_log(LOG_WARNING, "Error setting SO_REUSEADDR on sockfd '%d'\n", netsocket); 00120 } 00121 if (bind(netsocket,(struct sockaddr *)bindaddr, sizeof(struct sockaddr_in))) { 00122 ast_log(LOG_ERROR, "Unable to bind to %s port %d: %s\n", ast_inet_ntoa(bindaddr->sin_addr), ntohs(bindaddr->sin_port), strerror(errno)); 00123 close(netsocket); 00124 return NULL; 00125 } 00126 00127 ast_netsock_set_qos(netsocket, tos, cos, "IAX2"); 00128 00129 ast_enable_packet_fragmentation(netsocket); 00130 00131 if (!(ns = ast_calloc(1, sizeof(*ns)))) { 00132 close(netsocket); 00133 return NULL; 00134 } 00135 00136 /* Establish I/O callback for socket read */ 00137 if (!(ioref = ast_io_add(ioc, netsocket, callback, AST_IO_IN, ns))) { 00138 close(netsocket); 00139 ast_free(ns); 00140 return NULL; 00141 } 00142 ASTOBJ_INIT(ns); 00143 ns->ioref = ioref; 00144 ns->ioc = ioc; 00145 ns->sockfd = netsocket; 00146 ns->data = data; 00147 memcpy(&ns->bindaddr, bindaddr, sizeof(ns->bindaddr)); 00148 ASTOBJ_CONTAINER_LINK(list, ns); 00149 00150 return ns; 00151 }
struct sockaddr_in* ast_netsock_boundaddr | ( | const struct ast_netsock * | ns | ) |
Definition at line 202 of file netsock.c.
References ast_netsock::bindaddr.
00203 { 00204 return &(ns->bindaddr); 00205 }
void* ast_netsock_data | ( | const struct ast_netsock * | ns | ) |
Definition at line 207 of file netsock.c.
References ast_netsock::data.
00208 { 00209 return ns->data; 00210 }
static void ast_netsock_destroy | ( | struct ast_netsock * | netsock | ) | [static] |
Definition at line 60 of file netsock.c.
References ast_free, ast_io_remove(), ast_netsock_list::ioc, and netsock.
Referenced by ast_netsock_release(), and ast_netsock_unref().
00061 { 00062 ast_io_remove(netsock->ioc, netsock->ioref); 00063 close(netsock->sockfd); 00064 ast_free(netsock); 00065 }
struct ast_netsock* ast_netsock_find | ( | struct ast_netsock_list * | list, | |
struct sockaddr_in * | sa | |||
) |
Definition at line 88 of file netsock.c.
References ASTOBJ_CONTAINER_TRAVERSE, ASTOBJ_RDLOCK, ASTOBJ_UNLOCK, and inaddrcmp().
Referenced by peer_set_srcaddr().
00090 { 00091 struct ast_netsock *sock = NULL; 00092 00093 ASTOBJ_CONTAINER_TRAVERSE(list, !sock, { 00094 ASTOBJ_RDLOCK(iterator); 00095 if (!inaddrcmp(&iterator->bindaddr, sa)) 00096 sock = iterator; 00097 ASTOBJ_UNLOCK(iterator); 00098 }); 00099 00100 return sock; 00101 }
int ast_netsock_init | ( | struct ast_netsock_list * | list | ) |
Definition at line 72 of file netsock.c.
References ASTOBJ_CONTAINER_INIT.
Referenced by load_module(), and set_config().
00073 { 00074 memset(list, 0, sizeof(*list)); 00075 ASTOBJ_CONTAINER_INIT(list); 00076 00077 return 0; 00078 }
struct ast_netsock_list* ast_netsock_list_alloc | ( | void | ) |
Definition at line 67 of file netsock.c.
References ast_calloc.
Referenced by load_module(), and set_config().
00068 { 00069 return ast_calloc(1, sizeof(struct ast_netsock_list)); 00070 }
int ast_netsock_release | ( | struct ast_netsock_list * | list | ) |
Definition at line 80 of file netsock.c.
References ast_netsock_destroy(), ASTOBJ_CONTAINER_DESTROY, and ASTOBJ_CONTAINER_DESTROYALL.
Referenced by __unload_module(), and set_config().
00081 { 00082 ASTOBJ_CONTAINER_DESTROYALL(list, ast_netsock_destroy); 00083 ASTOBJ_CONTAINER_DESTROY(list); 00084 00085 return 0; 00086 }
int ast_netsock_set_qos | ( | int | netsocket, | |
int | tos, | |||
int | cos, | |||
const char * | desc | |||
) |
Definition at line 153 of file netsock.c.
References ast_log(), ast_verb, and LOG_WARNING.
Referenced by ast_netsock_bindaddr(), ast_rtp_setqos(), ast_udptl_setqos(), load_module(), and reload_config().
00154 { 00155 int res; 00156 00157 if ((res = setsockopt(netsocket, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)))) 00158 ast_log(LOG_WARNING, "Unable to set %s TOS to %d, may be you have no root privileges\n", desc, tos); 00159 else if (tos) 00160 ast_verb(2, "Using %s TOS bits %d\n", desc, tos); 00161 00162 #if defined(linux) 00163 if (setsockopt(netsocket, SOL_SOCKET, SO_PRIORITY, &cos, sizeof(cos))) 00164 ast_log(LOG_WARNING, "Unable to set %s CoS to %d\n", desc, cos); 00165 else if (cos) 00166 ast_verb(2, "Using %s CoS mark %d\n", desc, cos); 00167 #endif 00168 00169 return res; 00170 }
int ast_netsock_sockfd | ( | const struct ast_netsock * | ns | ) |
Definition at line 197 of file netsock.c.
Referenced by peer_set_srcaddr(), and set_config().
00198 { 00199 return ns ? ns-> sockfd : -1; 00200 }
void ast_netsock_unref | ( | struct ast_netsock * | ns | ) |
Definition at line 212 of file netsock.c.
References ast_netsock_destroy(), and ASTOBJ_UNREF.
Referenced by peer_set_srcaddr(), and set_config().
00213 { 00214 ASTOBJ_UNREF(ns, ast_netsock_destroy); 00215 }
void ast_set_default_eid | ( | struct ast_eid * | eid | ) |
Fill in an ast_eid with the default eid of this machine.
Definition at line 234 of file netsock.c.
References ast_debug, ast_eid_to_str(), ast_eid::eid, and s.
Referenced by ast_readconfig().
00235 { 00236 #if defined(SIOCGIFHWADDR) 00237 int s, x = 0; 00238 char eid_str[20]; 00239 struct ifreq ifr; 00240 00241 s = socket(AF_INET, SOCK_STREAM, 0); 00242 if (s < 0) 00243 return; 00244 for (x = 0; x < 10; x++) { 00245 memset(&ifr, 0, sizeof(ifr)); 00246 snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "eth%d", x); 00247 if (ioctl(s, SIOCGIFHWADDR, &ifr)) 00248 continue; 00249 memcpy(eid, ((unsigned char *)&ifr.ifr_hwaddr) + 2, sizeof(*eid)); 00250 ast_debug(1, "Seeding global EID '%s' from '%s' using 'siocgifhwaddr'\n", ast_eid_to_str(eid_str, sizeof(eid_str), eid), ifr.ifr_name); 00251 close(s); 00252 return; 00253 } 00254 close(s); 00255 #else 00256 #if defined(ifa_broadaddr) && !defined(SOLARIS) 00257 char eid_str[20]; 00258 struct ifaddrs *ifap; 00259 00260 if (getifaddrs(&ifap) == 0) { 00261 struct ifaddrs *p; 00262 for (p = ifap; p; p = p->ifa_next) { 00263 if ((p->ifa_addr->sa_family == AF_LINK) && !(p->ifa_flags & IFF_LOOPBACK) && (p->ifa_flags & IFF_RUNNING)) { 00264 struct sockaddr_dl* sdp = (struct sockaddr_dl*) p->ifa_addr; 00265 memcpy(&(eid->eid), sdp->sdl_data + sdp->sdl_nlen, 6); 00266 ast_debug(1, "Seeding global EID '%s' from '%s' using 'getifaddrs'\n", ast_eid_to_str(eid_str, sizeof(eid_str), eid), p->ifa_name); 00267 freeifaddrs(ifap); 00268 return; 00269 } 00270 } 00271 freeifaddrs(ifap); 00272 } 00273 #endif 00274 #endif 00275 ast_debug(1, "No ethernet interface found for seeding global EID. You will have to set it manually.\n"); 00276 }
int ast_str_to_eid | ( | struct ast_eid * | eid, | |
const char * | s | |||
) |
Convert a string into an EID.
This function expects an EID in the format: 00:11:22:33:44:55
Definition at line 278 of file netsock.c.
References ast_eid::eid.
Referenced by dundi_do_query(), and set_config().
00279 { 00280 unsigned int eid_int[6]; 00281 int x; 00282 00283 if (sscanf(s, "%x:%x:%x:%x:%x:%x", &eid_int[0], &eid_int[1], &eid_int[2], 00284 &eid_int[3], &eid_int[4], &eid_int[5]) != 6) 00285 return -1; 00286 00287 for (x = 0; x < 6; x++) 00288 eid->eid[x] = eid_int[x]; 00289 00290 return 0; 00291 }