Asterisk - The Open Source Telephony Project GIT-master-b023714
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res_pjsip_endpoint_identifier_anonymous.c File Reference
#include "asterisk.h"
#include <pjsip.h>
#include "asterisk/res_pjsip.h"
#include "asterisk/module.h"
Include dependency graph for res_pjsip_endpoint_identifier_anonymous.c:

Go to the source code of this file.

Macros

#define DOMAIN_NAME_LEN   255
 

Functions

static void __reg_module (void)
 
static void __unreg_module (void)
 
static struct ast_sip_endpointanonymous_identify (pjsip_rx_data *rdata)
 
struct ast_moduleAST_MODULE_SELF_SYM (void)
 
static int find_transport_state_in_use (void *obj, void *arg, int flags)
 
static int get_endpoint_details (pjsip_rx_data *rdata, char *domain, size_t domain_size)
 
static int load_module (void)
 
static int unload_module (void)
 

Variables

static struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "PJSIP Anonymous endpoint identifier" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .support_level = AST_MODULE_SUPPORT_CORE, .load = load_module, .unload = unload_module, .requires = "res_pjsip", }
 
static struct ast_sip_endpoint_identifier anonymous_identifier
 
static const struct ast_module_infoast_module_info = &__mod_info
 

Macro Definition Documentation

◆ DOMAIN_NAME_LEN

#define DOMAIN_NAME_LEN   255

Definition at line 58 of file res_pjsip_endpoint_identifier_anonymous.c.

Function Documentation

◆ __reg_module()

static void __reg_module ( void  )
static

Definition at line 142 of file res_pjsip_endpoint_identifier_anonymous.c.

◆ __unreg_module()

static void __unreg_module ( void  )
static

Definition at line 142 of file res_pjsip_endpoint_identifier_anonymous.c.

◆ anonymous_identify()

static struct ast_sip_endpoint * anonymous_identify ( pjsip_rx_data *  rdata)
static

Definition at line 60 of file res_pjsip_endpoint_identifier_anonymous.c.

61{
62 char domain_name[DOMAIN_NAME_LEN + 1];
63 struct ast_sip_endpoint *endpoint;
64
65 if (get_endpoint_details(rdata, domain_name, sizeof(domain_name))) {
66 return NULL;
67 }
68
70 struct ast_sip_domain_alias *alias;
72 struct ast_sip_transport_state *transport_state = NULL;
73 struct ast_sip_transport *transport = NULL;
74 char id[sizeof("anonymous@") + DOMAIN_NAME_LEN];
75
76 /* Attempt to find the endpoint given the name and domain provided */
77 snprintf(id, sizeof(id), "anonymous@%s", domain_name);
78 endpoint = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "endpoint", id);
79 if (endpoint) {
80 goto done;
81 }
82
83 /* See if an alias exists for the domain provided */
84 alias = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "domain_alias",
85 domain_name);
86 if (alias) {
87 snprintf(id, sizeof(id), "anonymous@%s", alias->domain);
88 ao2_ref(alias, -1);
89 endpoint = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "endpoint", id);
90 if (endpoint) {
91 goto done;
92 }
93 }
94
95 /* See if the transport this came in on has a provided domain */
97 && (transport_state = ao2_callback(transport_states, 0, find_transport_state_in_use, rdata))
98 && (transport = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "transport", transport_state->id))
99 && !ast_strlen_zero(transport->domain)) {
100 snprintf(id, sizeof(id), "anonymous@%s", transport->domain);
101 endpoint = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "endpoint", id);
102 }
103 ao2_cleanup(transport);
104 ao2_cleanup(transport_state);
106 if (endpoint) {
107 goto done;
108 }
109 }
110
111 /* Fall back to no domain */
112 endpoint = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "endpoint", "anonymous");
113
114done:
115 if (endpoint) {
116 ast_debug(3, "Retrieved anonymous endpoint '%s'\n", ast_sorcery_object_get_id(endpoint));
117 }
118 return endpoint;
119}
#define ao2_callback(c, flags, cb_fn, arg)
ao2_callback() is a generic function that applies cb_fn() to all objects in a container,...
Definition astobj2.h:1693
#define ao2_cleanup(obj)
Definition astobj2.h:1934
#define ao2_ref(o, delta)
Reference/unreference an object and return the old refcount.
Definition astobj2.h:459
static struct ao2_container * transport_states
#define ast_debug(level,...)
Log a DEBUG message.
struct ao2_container * ast_sip_get_transport_states(void)
Retrieves all transport states.
unsigned int ast_sip_get_disable_multi_domain(void)
Retrieve the system setting 'disable multi domain'.
struct ast_sorcery * ast_sip_get_sorcery(void)
Get a pointer to the SIP sorcery structure.
static int get_endpoint_details(pjsip_rx_data *rdata, char *domain, size_t domain_size)
static int find_transport_state_in_use(void *obj, void *arg, int flags)
#define NULL
Definition resample.c:96
const char * ast_sorcery_object_get_id(const void *object)
Get the unique identifier of a sorcery object.
Definition sorcery.c:2381
void * ast_sorcery_retrieve_by_id(const struct ast_sorcery *sorcery, const char *type, const char *id)
Retrieve an object using its unique identifier.
Definition sorcery.c:1917
static force_inline int attribute_pure ast_strlen_zero(const char *s)
Definition strings.h:65
Generic container type.
const ast_string_field domain
Definition res_pjsip.h:321
An entity with which Asterisk communicates.
Definition res_pjsip.h:1051
Structure for SIP transport information.
Definition res_pjsip.h:117
Transport to bind to.
Definition res_pjsip.h:219
const ast_string_field domain
Definition res_pjsip.h:239
int done

References ao2_callback, ao2_cleanup, ao2_ref, ast_debug, ast_sip_get_disable_multi_domain(), ast_sip_get_sorcery(), ast_sip_get_transport_states(), ast_sorcery_object_get_id(), ast_sorcery_retrieve_by_id(), ast_strlen_zero(), ast_sip_transport::domain, ast_sip_domain_alias::domain, DOMAIN_NAME_LEN, done, find_transport_state_in_use(), get_endpoint_details(), ast_sip_transport_state::id, NULL, and transport_states.

◆ AST_MODULE_SELF_SYM()

struct ast_module * AST_MODULE_SELF_SYM ( void  )

Definition at line 142 of file res_pjsip_endpoint_identifier_anonymous.c.

◆ find_transport_state_in_use()

static int find_transport_state_in_use ( void *  obj,
void *  arg,
int  flags 
)
static

Definition at line 43 of file res_pjsip_endpoint_identifier_anonymous.c.

44{
45 struct ast_sip_transport_state *transport_state = obj;
46 pjsip_rx_data *rdata = arg;
47
48 if (transport_state->transport == rdata->tp_info.transport
49 || (transport_state->factory
50 && !pj_strcmp(&transport_state->factory->addr_name.host, &rdata->tp_info.transport->local_name.host)
51 && transport_state->factory->addr_name.port == rdata->tp_info.transport->local_name.port)) {
52 return CMP_MATCH;
53 }
54
55 return 0;
56}
@ CMP_MATCH
Definition astobj2.h:1027
struct pjsip_tpfactory * factory
Transport factory.
Definition res_pjsip.h:121
struct pjsip_transport * transport
Transport itself.
Definition res_pjsip.h:119

References CMP_MATCH, ast_sip_transport_state::factory, and ast_sip_transport_state::transport.

Referenced by anonymous_identify().

◆ get_endpoint_details()

static int get_endpoint_details ( pjsip_rx_data *  rdata,
char *  domain,
size_t  domain_size 
)
static

Definition at line 33 of file res_pjsip_endpoint_identifier_anonymous.c.

34{
35 pjsip_uri *from = rdata->msg_info.from->uri;
36 if (!ast_sip_is_uri_sip_sips(from)) {
37 return -1;
38 }
39 ast_copy_pj_str(domain, ast_sip_pjsip_uri_get_hostname(from), domain_size);
40 return 0;
41}
int ast_sip_is_uri_sip_sips(pjsip_uri *uri)
Check whether a pjsip_uri is SIP/SIPS or not.
Definition res_pjsip.c:3467
void ast_copy_pj_str(char *dest, const pj_str_t *src, size_t size)
Copy a pj_str_t into a standard character buffer.
Definition res_pjsip.c:2201
const pj_str_t * ast_sip_pjsip_uri_get_hostname(pjsip_uri *uri)
Get the host portion of the pjsip_uri.
Definition res_pjsip.c:3496

References ast_copy_pj_str(), ast_sip_is_uri_sip_sips(), and ast_sip_pjsip_uri_get_hostname().

Referenced by anonymous_identify().

◆ load_module()

static int load_module ( void  )
static

Definition at line 125 of file res_pjsip_endpoint_identifier_anonymous.c.

126{
129}
@ AST_MODULE_LOAD_SUCCESS
Definition module.h:70
int ast_sip_register_endpoint_identifier_with_name(struct ast_sip_endpoint_identifier *identifier, const char *name)
Register a SIP endpoint identifier with a name.
Definition res_pjsip.c:233
static struct ast_sip_endpoint_identifier anonymous_identifier

References anonymous_identifier, AST_MODULE_LOAD_SUCCESS, and ast_sip_register_endpoint_identifier_with_name().

◆ unload_module()

static int unload_module ( void  )
static

Definition at line 131 of file res_pjsip_endpoint_identifier_anonymous.c.

132{
134 return 0;
135}
void ast_sip_unregister_endpoint_identifier(struct ast_sip_endpoint_identifier *identifier)
Unregister a SIP endpoint identifier.
Definition res_pjsip.c:315

References anonymous_identifier, and ast_sip_unregister_endpoint_identifier().

Variable Documentation

◆ __mod_info

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "PJSIP Anonymous endpoint identifier" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .support_level = AST_MODULE_SUPPORT_CORE, .load = load_module, .unload = unload_module, .requires = "res_pjsip", }
static

Definition at line 142 of file res_pjsip_endpoint_identifier_anonymous.c.

◆ anonymous_identifier

struct ast_sip_endpoint_identifier anonymous_identifier
static
Initial value:
= {
.identify_endpoint = anonymous_identify,
}
static struct ast_sip_endpoint * anonymous_identify(pjsip_rx_data *rdata)

Definition at line 121 of file res_pjsip_endpoint_identifier_anonymous.c.

121 {
122 .identify_endpoint = anonymous_identify,
123};

Referenced by load_module(), and unload_module().

◆ ast_module_info

const struct ast_module_info* ast_module_info = &__mod_info
static

Definition at line 142 of file res_pjsip_endpoint_identifier_anonymous.c.