libeXosip2(2-1) -- eXosip2 configuration API

eXosip2 configuration API

General purpose API.

Data Structures

struct  
eXosip_dns_cache

struct  
eXosip_tls_credentials_s

struct  
eXosip_tls_ctx_s

Macros

#define 
EXOSIP_OPT_UDP_KEEP_ALIVE   (EXOSIP_OPT_BASE_OPTION+1)

#define 
EXOSIP_OPT_UDP_LEARN_PORT   (EXOSIP_OPT_BASE_OPTION+2)

#define 
EXOSIP_OPT_USE_RPORT   (EXOSIP_OPT_BASE_OPTION+7)

#define 
EXOSIP_OPT_SET_IPV4_FOR_GATEWAY   (EXOSIP_OPT_BASE_OPTION+8)

#define 
EXOSIP_OPT_ADD_DNS_CACHE   (EXOSIP_OPT_BASE_OPTION+9)

#define 
EXOSIP_OPT_DELETE_DNS_CACHE   (EXOSIP_OPT_BASE_OPTION+10)

#define 
EXOSIP_OPT_SET_IPV6_FOR_GATEWAY   (EXOSIP_OPT_BASE_OPTION+12)

#define 
EXOSIP_OPT_ADD_ACCOUNT_INFO   (EXOSIP_OPT_BASE_OPTION+13)

#define 
EXOSIP_OPT_DNS_CAPABILITIES   (EXOSIP_OPT_BASE_OPTION+14)

#define 
EXOSIP_OPT_SET_DSCP   (EXOSIP_OPT_BASE_OPTION+15)

#define 
EXOSIP_OPT_REGISTER_WITH_DATE   (EXOSIP_OPT_BASE_OPTION+16)

#define 
EXOSIP_OPT_SET_HEADER_USER_AGENT   (EXOSIP_OPT_BASE_OPTION+17)

#define 
EXOSIP_OPT_SET_TLS_VERIFY_CERTIFICATE   (EXOSIP_OPT_BASE_OPTION+500)

#define 
EXOSIP_OPT_SET_TLS_CERTIFICATES_INFO   (EXOSIP_OPT_BASE_OPTION+501)

#define 
EXOSIP_OPT_SET_TLS_CLIENT_CERTIFICATE_NAME   (EXOSIP_OPT_BASE_OPTION+502)

#define 
EXOSIP_OPT_SET_TLS_SERVER_CERTIFICATE_NAME   (EXOSIP_OPT_BASE_OPTION+503)

Enumerations

enum  
eXosip_tls_ctx_error {
TLS_OK = 0,
TLS_ERR_NO_RAND = -1,
TLS_ERR_NO_DH_PARAM = -2,
TLS_ERR_NO_PW = -3,
TLS_ERR_NO_ROOT_CA = -4,
TLS_ERR_MISSING_AUTH_PART = -5
}

Functions

struct eXosip_t * 
eXosip_malloc (void)

int 
eXosip_init (struct eXosip_t *excontext)

void 
eXosip_quit (struct eXosip_t *excontext)

int 
eXosip_lock (struct eXosip_t *excontext)

int 
eXosip_unlock (struct eXosip_t *excontext)

int 
eXosip_execute (struct eXosip_t *excontext)

int 
eXosip_set_option (struct eXosip_t *excontext, int opt, const void *value)

struct osip_naptr * 
eXosip_dnsutils_naptr (struct eXosip_t *excontext, const char *domain, const char *protocol, const char *transport, int keep_in_cache)

int 
eXosip_dnsutils_dns_process (struct osip_naptr *output_record, int force)

int 
eXosip_dnsutils_rotate_srv (struct osip_srv_record *output_record)

int 
eXosip_listen_addr (struct eXosip_t *excontext, int transport, const char *addr, int port, int family, int secure)

int 
eXosip_reset_transports (struct eXosip_t *excontext)

int 
eXosip_set_socket (struct eXosip_t *excontext, int transport, int socket, int port)

void 
eXosip_set_user_agent (struct eXosip_t *excontext, const char *user_agent)

const char * 
eXosip_get_version (void)

int 
eXosip_set_cbsip_message (struct eXosip_t *excontext, CbSipCallback cbsipCallback)

void 
eXosip_enable_ipv6 (int ipv6_enable)

void 
eXosip_masquerade_contact (struct eXosip_t *excontext, const char *public_address, int port)

int 
eXosip_find_free_port (struct eXosip_t *excontext, int free_port, int transport)

Detailed Description

Macro Definition Documentation

#define EXOSIP_OPT_UDP_KEEP_ALIVE   (EXOSIP_OPT_BASE_OPTION+1)

int *: interval for keep alive packets (UDP, TCP, TLS, DTLS)

#define EXOSIP_OPT_UDP_LEARN_PORT   (EXOSIP_OPT_BASE_OPTION+2)

int *: specific re-usage of "rport"

#define EXOSIP_OPT_USE_RPORT   (EXOSIP_OPT_BASE_OPTION+7)

int *: enable or disable rport in via

#define EXOSIP_OPT_SET_IPV4_FOR_GATEWAY   (EXOSIP_OPT_BASE_OPTION+8)

char *: usually, this is the proxy address

#define EXOSIP_OPT_ADD_DNS_CACHE   (EXOSIP_OPT_BASE_OPTION+9)

struct eXosip_dns_cache *: force some cache entry to avoid DNS

#define EXOSIP_OPT_DELETE_DNS_CACHE   (EXOSIP_OPT_BASE_OPTION+10)

struct eXosip_dns_cache *: force removal of some cache entry to avoid DNS

#define EXOSIP_OPT_SET_IPV6_FOR_GATEWAY   (EXOSIP_OPT_BASE_OPTION+12)

char *: usually, this is the proxy address

#define EXOSIP_OPT_ADD_ACCOUNT_INFO   (EXOSIP_OPT_BASE_OPTION+13)

struct eXosip_account_info *: internal stuff

#define EXOSIP_OPT_DNS_CAPABILITIES   (EXOSIP_OPT_BASE_OPTION+14)

int *: 0 to disable, 2 to use NAPTR/SRV record

#define EXOSIP_OPT_SET_DSCP   (EXOSIP_OPT_BASE_OPTION+15)

int *: set a dscp value for SIP socket

#define EXOSIP_OPT_REGISTER_WITH_DATE   (EXOSIP_OPT_BASE_OPTION+16)

int *: enable usage of Date header in REGISTER

#define EXOSIP_OPT_SET_HEADER_USER_AGENT   (EXOSIP_OPT_BASE_OPTION+17)

char *: set the User-Agent header

#define EXOSIP_OPT_SET_TLS_VERIFY_CERTIFICATE   (EXOSIP_OPT_BASE_OPTION+500)

int *: enable verification of certificate for TLS connection

#define EXOSIP_OPT_SET_TLS_CERTIFICATES_INFO   (EXOSIP_OPT_BASE_OPTION+501)

eXosip_tls_ctx_t *: client and/or server certificate/ca-root/key info

#define EXOSIP_OPT_SET_TLS_CLIENT_CERTIFICATE_NAME   (EXOSIP_OPT_BASE_OPTION+502)

char*: user can choose a specific certifcate present in Windows Certificate Store

#define EXOSIP_OPT_SET_TLS_SERVER_CERTIFICATE_NAME   (EXOSIP_OPT_BASE_OPTION+503)

char*: user can choose a specific certifcate present in Windows Certificate Store

Enumeration Type Documentation

enum eXosip_tls_ctx_error

An enumeration which describes the error which can occur while setting the eXosip_tls_ctx

Enumerator:

TLS_OK

yippieh, everything is fine :)

TLS_ERR_NO_RAND

no absolute path to the random file was specified

TLS_ERR_NO_DH_PARAM

no absolute path to the diifie hellman file was specified

TLS_ERR_NO_PW

no password was specified

TLS_ERR_NO_ROOT_CA

no absolute path to the rootCA file was specified

TLS_ERR_MISSING_AUTH_PART

something is missing: the private key or the certificate

Function Documentation

struct eXosip_t* eXosip_malloc
(
void 
)

read

Allocate an eXosip context.

Returns

a new allocated eXosip_t instance.

int eXosip_init
(
struct eXosip_t * 
excontext
)

Initiate the eXtented oSIP library.

Parameters

excontext
eXosip_t instance.

void eXosip_quit
(
struct eXosip_t * 
excontext
)

Release ressource used by the eXtented oSIP library.

Parameters

excontext
eXosip_t instance.

int eXosip_lock
(
struct eXosip_t * 
excontext
)

Lock the eXtented oSIP library.

Parameters

excontext
eXosip_t instance.

int eXosip_unlock
(
struct eXosip_t * 
excontext
)

UnLock the eXtented oSIP library.

Parameters

excontext
eXosip_t instance.

int eXosip_execute
(
struct eXosip_t * 
excontext
)

Process (non-threaded mode ONLY) eXosip events.

Parameters

excontext
eXosip_t instance.

int eXosip_set_option
(
struct eXosip_t * 
excontext,

int 
opt,

const void * 
value

)

Set eXosip options. See eXosip_option for available options.

Parameters

excontext
eXosip_t instance.

opt
option to configure.

value
value for options.

struct osip_naptr* eXosip_dnsutils_naptr
(
struct eXosip_t * 
excontext,

const char * 
domain,

const char * 
protocol,

const char * 
transport,

int 
keep_in_cache

)

read

Start and return osip_naptr context. Note that DNS results might not yet be available.

Parameters

excontext
eXosip_t instance.

domain
domain name for NAPTR record

protocol
protocol to use ("SIP")

transport
transport to use ("UDP")

keep_in_cache
keep result in cache if >0

int eXosip_dnsutils_dns_process
(
struct osip_naptr * 
output_record,

int 
force

)

Continue to process asynchronous DNS request (if implemented).

Parameters

output_record
result structure.

force
force waiting for final answer if >0

int eXosip_dnsutils_rotate_srv
(
struct osip_srv_record * 
output_record
)

Rotate first SRV entry to last SRV entry.

Parameters

output_record
result structure.

int eXosip_listen_addr
(
struct eXosip_t * 
excontext,

int 
transport,

const char * 
addr,

int 
port,

int 
family,

int 
secure

)

Listen on a specified socket.

Parameters

excontext
eXosip_t instance.

transport
IPPROTO_UDP for udp. (soon to come: TCP/TLS?)

addr
the address to bind (NULL for all interface)

port
the listening port. (0 for random port)

family
the IP family (AF_INET or AF_INET6).

secure
0 for UDP or TCP, 1 for TLS (with TCP).

int eXosip_reset_transports
(
struct eXosip_t * 
excontext
)

Reset transport sockets.

Parameters

excontext
eXosip_t instance.

int eXosip_set_socket
(
struct eXosip_t * 
excontext,

int 
transport,

int 
socket,

int 
port

)

Listen on a specified socket.

Parameters

excontext
eXosip_t instance.

transport
IPPROTO_UDP for udp. (soon to come: TCP/TLS?)

socket
socket to use for listening to UDP sip messages.

port
the listening port for masquerading.

void eXosip_set_user_agent
(
struct eXosip_t * 
excontext,

const char * 
user_agent

)

Set the SIP User-Agent: header string.

Parameters

excontext
eXosip_t instance.

user_agent
the User-Agent header to insert in messages.

const char* eXosip_get_version
(
void 
)

Get the eXosip version as a sring

int eXosip_set_cbsip_message
(
struct eXosip_t * 
excontext,

CbSipCallback 
cbsipCallback

)

Set a callback to get sent and received SIP messages.

Parameters

excontext
eXosip_t instance.

cbsipCallback
the callback to retreive messages.

void eXosip_enable_ipv6
(
int 
ipv6_enable
)

Use IPv6 instead of IPv4.

Parameters

ipv6_enable
This paramter should be set to 1 to enable IPv6 mode.

void eXosip_masquerade_contact
(
struct eXosip_t * 
excontext,

const char * 
public_address,

int 
port

)

This method is used to replace contact address with the public address of your NAT. The ip address should be retreived manually (fixed IP address) or with STUN. This address will only be used when the remote correspondant appears to be on an DIFFERENT LAN.

Parameters

excontext
eXosip_t instance.

public_address
the ip address.

port
the port for masquerading.

If set to NULL, then the local ip address will be guessed automatically (returns to default mode).

int eXosip_find_free_port
(
struct eXosip_t * 
excontext,

int 
free_port,

int 
transport

)

This method is used to find out an free IPPROTO_UDP or IPPROTO_TCP port.

Parameters

excontext
eXosip_t instance.

free_port
initial port for search.

transport
IPPROTO_UDP or IPPROTO_TCP protocol.