#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 316 of file netsock.c.
Referenced by aji_devstate_cb(), aji_handle_pubsub_event(), aji_mwi_cb(), ast_event_cb(), build_peer(), build_transactions(), destroy_trans(), dundi_answer_entity(), dundi_answer_query(), dundi_ie_append_eid_appropriately(), dundi_lookup_internal(), dundi_query_thread(), evt_event_deliver_cb(), 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 218 of file netsock.c.
References ast_eid::eid.
Referenced by aji_publish_device_state(), aji_publish_mwi(), append_transaction(), ast_set_default_eid(), ast_str_retrieve_variable(), 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(), dump_raw_ie(), 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(), populate_addr(), register_request(), and update_key().
00219 { 00220 int x; 00221 char *os = s; 00222 if (maxlen < 18) { 00223 if (s && (maxlen > 0)) 00224 *s = '\0'; 00225 } else { 00226 for (x = 0; x < 5; x++) { 00227 sprintf(s, "%02x:", eid->eid[x]); 00228 s += 3; 00229 } 00230 sprintf(s, "%02x", eid->eid[5]); 00231 } 00232 return os; 00233 }
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 174 of file netsock.c.
References ast_netsock_bindaddr(), ast_strdupa, inet_aton(), and strsep().
Referenced by peer_set_srcaddr(), and set_config().
00175 { 00176 struct sockaddr_in sin; 00177 char *tmp; 00178 char *host; 00179 char *port; 00180 int portno; 00181 00182 memset(&sin, 0, sizeof(sin)); 00183 sin.sin_family = AF_INET; 00184 sin.sin_port = htons(defaultport); 00185 tmp = ast_strdupa(bindinfo); 00186 00187 host = strsep(&tmp, ":"); 00188 port = tmp; 00189 00190 if (port && ((portno = atoi(port)) > 0)) 00191 sin.sin_port = htons(portno); 00192 00193 inet_aton(host, &sin.sin_addr); 00194 00195 return ast_netsock_bindaddr(list, ioc, &sin, tos, cos, callback, data); 00196 }
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 104 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().
00105 { 00106 int netsocket = -1; 00107 int *ioref; 00108 00109 struct ast_netsock *ns; 00110 const int reuseFlag = 1; 00111 00112 /* Make a UDP socket */ 00113 netsocket = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP); 00114 00115 if (netsocket < 0) { 00116 ast_log(LOG_ERROR, "Unable to create network socket: %s\n", strerror(errno)); 00117 return NULL; 00118 } 00119 if (setsockopt(netsocket, SOL_SOCKET, SO_REUSEADDR, (char *)&reuseFlag, sizeof reuseFlag) < 0) { 00120 ast_log(LOG_WARNING, "Error setting SO_REUSEADDR on sockfd '%d'\n", netsocket); 00121 } 00122 if (bind(netsocket,(struct sockaddr *)bindaddr, sizeof(struct sockaddr_in))) { 00123 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)); 00124 close(netsocket); 00125 return NULL; 00126 } 00127 00128 ast_netsock_set_qos(netsocket, tos, cos, "IAX2"); 00129 00130 ast_enable_packet_fragmentation(netsocket); 00131 00132 if (!(ns = ast_calloc(1, sizeof(*ns)))) { 00133 close(netsocket); 00134 return NULL; 00135 } 00136 00137 /* Establish I/O callback for socket read */ 00138 if (!(ioref = ast_io_add(ioc, netsocket, callback, AST_IO_IN, ns))) { 00139 close(netsocket); 00140 ast_free(ns); 00141 return NULL; 00142 } 00143 ASTOBJ_INIT(ns); 00144 ns->ioref = ioref; 00145 ns->ioc = ioc; 00146 ns->sockfd = netsocket; 00147 ns->data = data; 00148 memcpy(&ns->bindaddr, bindaddr, sizeof(ns->bindaddr)); 00149 ASTOBJ_CONTAINER_LINK(list, ns); 00150 00151 return ns; 00152 }
struct sockaddr_in* ast_netsock_boundaddr | ( | const struct ast_netsock * | ns | ) |
Definition at line 203 of file netsock.c.
References ast_netsock::bindaddr.
00204 { 00205 return &(ns->bindaddr); 00206 }
void* ast_netsock_data | ( | const struct ast_netsock * | ns | ) |
Definition at line 208 of file netsock.c.
References ast_netsock::data.
00209 { 00210 return ns->data; 00211 }
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 89 of file netsock.c.
References ASTOBJ_CONTAINER_TRAVERSE, ASTOBJ_RDLOCK, ASTOBJ_UNLOCK, and inaddrcmp().
Referenced by peer_set_srcaddr().
00091 { 00092 struct ast_netsock *sock = NULL; 00093 00094 ASTOBJ_CONTAINER_TRAVERSE(list, !sock, { 00095 ASTOBJ_RDLOCK(iterator); 00096 if (!inaddrcmp(&iterator->bindaddr, sa)) 00097 sock = iterator; 00098 ASTOBJ_UNLOCK(iterator); 00099 }); 00100 00101 return sock; 00102 }
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_free, 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 ast_free(list); 00085 00086 return 0; 00087 }
int ast_netsock_set_qos | ( | int | netsocket, | |
int | tos, | |||
int | cos, | |||
const char * | desc | |||
) |
Definition at line 154 of file netsock.c.
References ast_log(), ast_verb, and LOG_WARNING.
Referenced by ast_netsock_bindaddr(), ast_udptl_setqos(), config_load(), and load_module().
00155 { 00156 int res; 00157 00158 if ((res = setsockopt(netsocket, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)))) 00159 ast_log(LOG_WARNING, "Unable to set %s TOS to %d, may be you have no root privileges\n", desc, tos); 00160 else if (tos) 00161 ast_verb(2, "Using %s TOS bits %d\n", desc, tos); 00162 00163 #if defined(linux) 00164 if (setsockopt(netsocket, SOL_SOCKET, SO_PRIORITY, &cos, sizeof(cos))) 00165 ast_log(LOG_WARNING, "Unable to set %s CoS to %d\n", desc, cos); 00166 else if (cos) 00167 ast_verb(2, "Using %s CoS mark %d\n", desc, cos); 00168 #endif 00169 00170 return res; 00171 }
int ast_netsock_sockfd | ( | const struct ast_netsock * | ns | ) |
Definition at line 198 of file netsock.c.
Referenced by peer_set_srcaddr(), and set_config().
00199 { 00200 return ns ? ns-> sockfd : -1; 00201 }
void ast_netsock_unref | ( | struct ast_netsock * | ns | ) |
Definition at line 213 of file netsock.c.
References ast_netsock_destroy(), and ASTOBJ_UNREF.
Referenced by peer_set_srcaddr(), and set_config().
00214 { 00215 ASTOBJ_UNREF(ns, ast_netsock_destroy); 00216 }
void ast_set_default_eid | ( | struct ast_eid * | eid | ) |
Fill in an ast_eid with the default eid of this machine.
Definition at line 235 of file netsock.c.
References ARRAY_LEN, ast_debug, ast_eid_to_str(), and ast_eid::eid.
Referenced by ast_readconfig().
00236 { 00237 #if defined(SIOCGIFHWADDR) && defined(HAVE_STRUCT_IFREQ_IFR_IFRU_IFRU_HWADDR) 00238 int s, x = 0; 00239 char eid_str[20]; 00240 struct ifreq ifr; 00241 static const unsigned int MAXIF = 10; 00242 00243 s = socket(AF_INET, SOCK_STREAM, 0); 00244 if (s < 0) 00245 return; 00246 for (x = 0; x < MAXIF; x++) { 00247 static const char *prefixes[] = { "eth", "em" }; 00248 unsigned int i; 00249 00250 for (i = 0; i < ARRAY_LEN(prefixes); i++) { 00251 memset(&ifr, 0, sizeof(ifr)); 00252 snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "%s%d", prefixes[i], x); 00253 if (!ioctl(s, SIOCGIFHWADDR, &ifr)) { 00254 break; 00255 } 00256 } 00257 00258 if (i == ARRAY_LEN(prefixes)) { 00259 /* Try pciX#[1..N] */ 00260 for (i = 0; i < MAXIF; i++) { 00261 memset(&ifr, 0, sizeof(ifr)); 00262 snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "pci%u#%u", x, i); 00263 if (!ioctl(s, SIOCGIFHWADDR, &ifr)) { 00264 break; 00265 } 00266 } 00267 if (i == MAXIF) { 00268 continue; 00269 } 00270 } 00271 00272 memcpy(eid, ((unsigned char *)&ifr.ifr_hwaddr) + 2, sizeof(*eid)); 00273 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); 00274 close(s); 00275 return; 00276 } 00277 close(s); 00278 #else 00279 #if defined(ifa_broadaddr) && !defined(SOLARIS) 00280 char eid_str[20]; 00281 struct ifaddrs *ifap; 00282 00283 if (getifaddrs(&ifap) == 0) { 00284 struct ifaddrs *p; 00285 for (p = ifap; p; p = p->ifa_next) { 00286 if ((p->ifa_addr->sa_family == AF_LINK) && !(p->ifa_flags & IFF_LOOPBACK) && (p->ifa_flags & IFF_RUNNING)) { 00287 struct sockaddr_dl* sdp = (struct sockaddr_dl*) p->ifa_addr; 00288 memcpy(&(eid->eid), sdp->sdl_data + sdp->sdl_nlen, 6); 00289 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); 00290 freeifaddrs(ifap); 00291 return; 00292 } 00293 } 00294 freeifaddrs(ifap); 00295 } 00296 #endif 00297 #endif 00298 ast_debug(1, "No ethernet interface found for seeding global EID. You will have to set it manually.\n"); 00299 }
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 301 of file netsock.c.
References ast_eid::eid.
Referenced by aji_handle_pubsub_event(), dundi_do_query(), and set_config().
00302 { 00303 unsigned int eid_int[6]; 00304 int x; 00305 00306 if (sscanf(s, "%2x:%2x:%2x:%2x:%2x:%2x", &eid_int[0], &eid_int[1], &eid_int[2], 00307 &eid_int[3], &eid_int[4], &eid_int[5]) != 6) 00308 return -1; 00309 00310 for (x = 0; x < 6; x++) 00311 eid->eid[x] = eid_int[x]; 00312 00313 return 0; 00314 }