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pjproject/pjsip/src/pjsip/sip_msg.c

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/* $Id$ */
/*
* Copyright (C) 2003-2007 Benny Prijono <benny@prijono.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <pjsip/sip_msg.h>
#include <pjsip/sip_parser.h>
#include <pjsip/print_util.h>
#include <pjsip/sip_errno.h>
#include <pj/string.h>
#include <pj/pool.h>
#include <pj/assert.h>
PJ_DEF_DATA(const pjsip_method) pjsip_invite_method =
{ PJSIP_INVITE_METHOD, { "INVITE",6 }};
PJ_DEF_DATA(const pjsip_method) pjsip_cancel_method =
{ PJSIP_CANCEL_METHOD, { "CANCEL",6 }};
PJ_DEF_DATA(const pjsip_method) pjsip_ack_method =
{ PJSIP_ACK_METHOD, { "ACK",3}};
PJ_DEF_DATA(const pjsip_method) pjsip_bye_method =
{ PJSIP_BYE_METHOD, { "BYE",3}};
PJ_DEF_DATA(const pjsip_method) pjsip_register_method =
{ PJSIP_REGISTER_METHOD, { "REGISTER", 8}};
PJ_DEF_DATA(const pjsip_method) pjsip_options_method =
{ PJSIP_OPTIONS_METHOD, { "OPTIONS",7}};
/** INVITE method constant. */
PJ_DEF(const pjsip_method*) pjsip_get_invite_method(void)
{
return &pjsip_invite_method;
}
/** CANCEL method constant. */
PJ_DEF(const pjsip_method*) pjsip_get_cancel_method(void)
{
return &pjsip_cancel_method;
}
/** ACK method constant. */
PJ_DEF(const pjsip_method*) pjsip_get_ack_method(void)
{
return &pjsip_ack_method;
}
/** BYE method constant. */
PJ_DEF(const pjsip_method*) pjsip_get_bye_method(void)
{
return &pjsip_bye_method;
}
/** REGISTER method constant.*/
PJ_DEF(const pjsip_method*) pjsip_get_register_method(void)
{
return &pjsip_register_method;
}
/** OPTIONS method constant. */
PJ_DEF(const pjsip_method*) pjsip_get_options_method(void)
{
return &pjsip_options_method;
}
static const pj_str_t *method_names[] =
{
&pjsip_invite_method.name,
&pjsip_cancel_method.name,
&pjsip_ack_method.name,
&pjsip_bye_method.name,
&pjsip_register_method.name,
&pjsip_options_method.name
};
const pjsip_hdr_name_info_t pjsip_hdr_names[] =
{
{ "Accept", 6, NULL }, // PJSIP_H_ACCEPT,
{ "Accept-Encoding", 15, NULL }, // PJSIP_H_ACCEPT_ENCODING,
{ "Accept-Language", 15, NULL }, // PJSIP_H_ACCEPT_LANGUAGE,
{ "Alert-Info", 10, NULL }, // PJSIP_H_ALERT_INFO,
{ "Allow", 5, NULL }, // PJSIP_H_ALLOW,
{ "Authentication-Info",19, NULL }, // PJSIP_H_AUTHENTICATION_INFO,
{ "Authorization", 13, NULL }, // PJSIP_H_AUTHORIZATION,
{ "Call-ID", 7, "i" }, // PJSIP_H_CALL_ID,
{ "Call-Info", 9, NULL }, // PJSIP_H_CALL_INFO,
{ "Contact", 7, "m" }, // PJSIP_H_CONTACT,
{ "Content-Disposition",19, NULL }, // PJSIP_H_CONTENT_DISPOSITION,
{ "Content-Encoding", 16, "e" }, // PJSIP_H_CONTENT_ENCODING,
{ "Content-Language", 16, NULL }, // PJSIP_H_CONTENT_LANGUAGE,
{ "Content-Length", 14, "l" }, // PJSIP_H_CONTENT_LENGTH,
{ "Content-Type", 12, "c" }, // PJSIP_H_CONTENT_TYPE,
{ "CSeq", 4, NULL }, // PJSIP_H_CSEQ,
{ "Date", 4, NULL }, // PJSIP_H_DATE,
{ "Error-Info", 10, NULL }, // PJSIP_H_ERROR_INFO,
{ "Expires", 7, NULL }, // PJSIP_H_EXPIRES,
{ "From", 4, "f" }, // PJSIP_H_FROM,
{ "In-Reply-To", 11, NULL }, // PJSIP_H_IN_REPLY_TO,
{ "Max-Forwards", 12, NULL }, // PJSIP_H_MAX_FORWARDS,
{ "MIME-Version", 12, NULL }, // PJSIP_H_MIME_VERSION,
{ "Min-Expires", 11, NULL }, // PJSIP_H_MIN_EXPIRES,
{ "Organization", 12, NULL }, // PJSIP_H_ORGANIZATION,
{ "Priority", 8, NULL }, // PJSIP_H_PRIORITY,
{ "Proxy-Authenticate", 18, NULL }, // PJSIP_H_PROXY_AUTHENTICATE,
{ "Proxy-Authorization",19, NULL }, // PJSIP_H_PROXY_AUTHORIZATION,
{ "Proxy-Require", 13, NULL }, // PJSIP_H_PROXY_REQUIRE,
{ "Record-Route", 12, NULL }, // PJSIP_H_RECORD_ROUTE,
{ "Reply-To", 8, NULL }, // PJSIP_H_REPLY_TO,
{ "Require", 7, NULL }, // PJSIP_H_REQUIRE,
{ "Retry-After", 11, NULL }, // PJSIP_H_RETRY_AFTER,
{ "Route", 5, NULL }, // PJSIP_H_ROUTE,
{ "Server", 6, NULL }, // PJSIP_H_SERVER,
{ "Subject", 7, "s" }, // PJSIP_H_SUBJECT,
{ "Supported", 9, "k" }, // PJSIP_H_SUPPORTED,
{ "Timestamp", 9, NULL }, // PJSIP_H_TIMESTAMP,
{ "To", 2, "t" }, // PJSIP_H_TO,
{ "Unsupported", 11, NULL }, // PJSIP_H_UNSUPPORTED,
{ "User-Agent", 10, NULL }, // PJSIP_H_USER_AGENT,
{ "Via", 3, "v" }, // PJSIP_H_VIA,
{ "Warning", 7, NULL }, // PJSIP_H_WARNING,
{ "WWW-Authenticate", 16, NULL }, // PJSIP_H_WWW_AUTHENTICATE,
{ "_Unknown-Header", 15, NULL }, // PJSIP_H_OTHER,
};
pj_bool_t pjsip_use_compact_form = PJSIP_ENCODE_SHORT_HNAME;
static pj_str_t status_phrase[710];
static int print_media_type(char *buf, const pjsip_media_type *media);
static int init_status_phrase()
{
unsigned i;
pj_str_t default_reason_phrase = { "Default status message", 22};
for (i=0; i<PJ_ARRAY_SIZE(status_phrase); ++i)
status_phrase[i] = default_reason_phrase;
pj_strset2( &status_phrase[100], "Trying");
pj_strset2( &status_phrase[180], "Ringing");
pj_strset2( &status_phrase[181], "Call Is Being Forwarded");
pj_strset2( &status_phrase[182], "Queued");
pj_strset2( &status_phrase[183], "Session Progress");
pj_strset2( &status_phrase[200], "OK");
pj_strset2( &status_phrase[202], "Accepted");
pj_strset2( &status_phrase[300], "Multiple Choices");
pj_strset2( &status_phrase[301], "Moved Permanently");
pj_strset2( &status_phrase[302], "Moved Temporarily");
pj_strset2( &status_phrase[305], "Use Proxy");
pj_strset2( &status_phrase[380], "Alternative Service");
pj_strset2( &status_phrase[400], "Bad Request");
pj_strset2( &status_phrase[401], "Unauthorized");
pj_strset2( &status_phrase[402], "Payment Required");
pj_strset2( &status_phrase[403], "Forbidden");
pj_strset2( &status_phrase[404], "Not Found");
pj_strset2( &status_phrase[405], "Method Not Allowed");
pj_strset2( &status_phrase[406], "Not Acceptable");
pj_strset2( &status_phrase[407], "Proxy Authentication Required");
pj_strset2( &status_phrase[408], "Request Timeout");
pj_strset2( &status_phrase[410], "Gone");
pj_strset2( &status_phrase[413], "Request Entity Too Large");
pj_strset2( &status_phrase[414], "Request URI Too Long");
pj_strset2( &status_phrase[415], "Unsupported Media Type");
pj_strset2( &status_phrase[416], "Unsupported URI Scheme");
pj_strset2( &status_phrase[420], "Bad Extension");
pj_strset2( &status_phrase[421], "Extension Required");
pj_strset2( &status_phrase[422], "Session Timer Too Small");
pj_strset2( &status_phrase[423], "Interval Too Brief");
pj_strset2( &status_phrase[480], "Temporarily Unavailable");
pj_strset2( &status_phrase[481], "Call/Transaction Does Not Exist");
pj_strset2( &status_phrase[482], "Loop Detected");
pj_strset2( &status_phrase[483], "Too Many Hops");
pj_strset2( &status_phrase[484], "Address Incompleted");
pj_strset2( &status_phrase[485], "Ambiguous");
pj_strset2( &status_phrase[486], "Busy Here");
pj_strset2( &status_phrase[487], "Request Terminated");
pj_strset2( &status_phrase[488], "Not Acceptable Here");
pj_strset2( &status_phrase[489], "Bad Event");
pj_strset2( &status_phrase[490], "Request Updated");
pj_strset2( &status_phrase[491], "Request Pending");
pj_strset2( &status_phrase[493], "Undecipherable");
pj_strset2( &status_phrase[500], "Internal Server Error");
pj_strset2( &status_phrase[501], "Not Implemented");
pj_strset2( &status_phrase[502], "Bad Gateway");
pj_strset2( &status_phrase[503], "Service Unavailable");
pj_strset2( &status_phrase[504], "Server Timeout");
pj_strset2( &status_phrase[505], "Version Not Supported");
pj_strset2( &status_phrase[513], "Message Too Large");
pj_strset2( &status_phrase[580], "Precondition Failure");
pj_strset2( &status_phrase[600], "Busy Everywhere");
pj_strset2( &status_phrase[603], "Decline");
pj_strset2( &status_phrase[604], "Does Not Exist Anywhere");
pj_strset2( &status_phrase[606], "Not Acceptable");
pj_strset2( &status_phrase[701], "No response from destination server");
pj_strset2( &status_phrase[702], "Unable to resolve destination server");
pj_strset2( &status_phrase[703], "Error sending message to destination server");
return 1;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Method.
*/
PJ_DEF(void) pjsip_method_init( pjsip_method *m,
pj_pool_t *pool,
const pj_str_t *str)
{
pj_str_t dup;
pjsip_method_init_np(m, pj_strdup(pool, &dup, str));
}
PJ_DEF(void) pjsip_method_set( pjsip_method *m, pjsip_method_e me )
{
pj_assert(me < PJSIP_OTHER_METHOD);
m->id = me;
m->name = *method_names[me];
}
PJ_DEF(void) pjsip_method_init_np(pjsip_method *m,
pj_str_t *str)
{
unsigned i;
for (i=0; i<PJ_ARRAY_SIZE(method_names); ++i) {
if (pj_memcmp(str->ptr, method_names[i]->ptr, str->slen)==0 ||
pj_stricmp(str, method_names[i])==0)
{
m->id = (pjsip_method_e)i;
m->name = *method_names[i];
return;
}
}
m->id = PJSIP_OTHER_METHOD;
m->name = *str;
}
PJ_DEF(void) pjsip_method_copy( pj_pool_t *pool,
pjsip_method *method,
const pjsip_method *rhs )
{
method->id = rhs->id;
if (rhs->id != PJSIP_OTHER_METHOD) {
method->name = rhs->name;
} else {
pj_strdup(pool, &method->name, &rhs->name);
}
}
PJ_DEF(int) pjsip_method_cmp( const pjsip_method *m1, const pjsip_method *m2)
{
if (m1->id == m2->id) {
if (m1->id != PJSIP_OTHER_METHOD)
return 0;
/* Method comparison is case sensitive! */
return pj_strcmp(&m1->name, &m2->name);
}
return ( m1->id < m2->id ) ? -1 : 1;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Message.
*/
PJ_DEF(pjsip_msg*) pjsip_msg_create( pj_pool_t *pool, pjsip_msg_type_e type)
{
pjsip_msg *msg = PJ_POOL_ALLOC_T(pool, pjsip_msg);
pj_list_init(&msg->hdr);
msg->type = type;
msg->body = NULL;
return msg;
}
PJ_DEF(pjsip_msg*) pjsip_msg_clone( pj_pool_t *pool, const pjsip_msg *src)
{
pjsip_msg *dst;
const pjsip_hdr *sh;
dst = pjsip_msg_create(pool, src->type);
/* Clone request/status line */
if (src->type == PJSIP_REQUEST_MSG) {
pjsip_method_copy(pool, &dst->line.req.method, &src->line.req.method);
dst->line.req.uri = (pjsip_uri*) pjsip_uri_clone(pool,
src->line.req.uri);
} else {
dst->line.status.code = src->line.status.code;
pj_strdup(pool, &dst->line.status.reason, &src->line.status.reason);
}
/* Clone headers */
sh = src->hdr.next;
while (sh != &src->hdr) {
pjsip_hdr *dh = (pjsip_hdr*) pjsip_hdr_clone(pool, sh);
pjsip_msg_add_hdr(dst, dh);
sh = sh->next;
}
/* Clone message body */
if (src->body) {
dst->body = pjsip_msg_body_clone(pool, src->body);
}
return dst;
}
PJ_DEF(void*) pjsip_msg_find_hdr( const pjsip_msg *msg,
pjsip_hdr_e hdr_type, const void *start)
{
const pjsip_hdr *hdr=(const pjsip_hdr*) start, *end=&msg->hdr;
if (hdr == NULL) {
hdr = msg->hdr.next;
}
for (; hdr!=end; hdr = hdr->next) {
if (hdr->type == hdr_type)
return (void*)hdr;
}
return NULL;
}
PJ_DEF(void*) pjsip_msg_find_hdr_by_name( const pjsip_msg *msg,
const pj_str_t *name,
const void *start)
{
const pjsip_hdr *hdr=(const pjsip_hdr*)start, *end=&msg->hdr;
if (hdr == NULL) {
hdr = msg->hdr.next;
}
for (; hdr!=end; hdr = hdr->next) {
if (pj_stricmp(&hdr->name, name) == 0)
return (void*)hdr;
}
return NULL;
}
PJ_DEF(void*) pjsip_msg_find_remove_hdr( pjsip_msg *msg,
pjsip_hdr_e hdr_type, void *start)
{
pjsip_hdr *hdr = (pjsip_hdr*) pjsip_msg_find_hdr(msg, hdr_type, start);
if (hdr) {
pj_list_erase(hdr);
}
return hdr;
}
PJ_DEF(pj_ssize_t) pjsip_msg_print( const pjsip_msg *msg,
char *buf, pj_size_t size)
{
char *p=buf, *end=buf+size;
int len;
pjsip_hdr *hdr;
pj_str_t clen_hdr = { "Content-Length: ", 16};
if (pjsip_use_compact_form) {
clen_hdr.ptr = "l: ";
clen_hdr.slen = 3;
}
/* Get a wild guess on how many bytes are typically needed.
* We'll check this later in detail, but this serves as a quick check.
*/
if (size < 256)
return -1;
/* Print request line or status line depending on message type */
if (msg->type == PJSIP_REQUEST_MSG) {
pjsip_uri *uri;
/* Add method. */
len = msg->line.req.method.name.slen;
pj_memcpy(p, msg->line.req.method.name.ptr, len);
p += len;
*p++ = ' ';
/* Add URI */
uri = (pjsip_uri*) pjsip_uri_get_uri(msg->line.req.uri);
len = pjsip_uri_print( PJSIP_URI_IN_REQ_URI, uri, p, end-p);
if (len < 1)
return -1;
p += len;
/* Add ' SIP/2.0' */
if (end-p < 16)
return -1;
pj_memcpy(p, " SIP/2.0\r\n", 10);
p += 10;
} else {
/* Add 'SIP/2.0 ' */
pj_memcpy(p, "SIP/2.0 ", 8);
p += 8;
/* Add status code. */
len = pj_utoa(msg->line.status.code, p);
p += len;
*p++ = ' ';
/* Add reason text. */
len = msg->line.status.reason.slen;
pj_memcpy(p, msg->line.status.reason.ptr, len );
p += len;
/* Add newline. */
*p++ = '\r';
*p++ = '\n';
}
/* Print each of the headers. */
for (hdr=msg->hdr.next; hdr!=&msg->hdr; hdr=hdr->next) {
len = (*hdr->vptr->print_on)(hdr, p, end-p);
if (len < 1)
return -1;
p += len;
if (p+3 >= end)
return -1;
*p++ = '\r';
*p++ = '\n';
}
/* Process message body. */
if (msg->body) {
enum { CLEN_SPACE = 5 };
char *clen_pos = NULL;
/* Automaticly adds Content-Type and Content-Length headers, only
* if content_type is set in the message body.
*/
if (msg->body->content_type.type.slen) {
pj_str_t ctype_hdr = { "Content-Type: ", 14};
const pjsip_media_type *media = &msg->body->content_type;
if (pjsip_use_compact_form) {
ctype_hdr.ptr = "c: ";
ctype_hdr.slen = 3;
}
/* Add Content-Type header. */
if ( (end-p) < 24 + media->type.slen + media->subtype.slen +
media->param.slen)
{
return -1;
}
pj_memcpy(p, ctype_hdr.ptr, ctype_hdr.slen);
p += ctype_hdr.slen;
p += print_media_type(p, media);
*p++ = '\r';
*p++ = '\n';
/* Add Content-Length header. */
if ((end-p) < clen_hdr.slen + 12 + 2) {
return -1;
}
pj_memcpy(p, clen_hdr.ptr, clen_hdr.slen);
p += clen_hdr.slen;
/* Print blanks after "Content-Length:", this is where we'll put
* the content length value after we know the length of the
* body.
*/
pj_memset(p, ' ', CLEN_SPACE);
clen_pos = p;
p += CLEN_SPACE;
*p++ = '\r';
*p++ = '\n';
}
/* Add blank newline. */
*p++ = '\r';
*p++ = '\n';
/* Print the message body itself. */
len = (*msg->body->print_body)(msg->body, p, end-p);
if (len < 0) {
return -1;
}
p += len;
/* Now that we have the length of the body, print this to the
* Content-Length header.
*/
if (clen_pos) {
char tmp[16];
len = pj_utoa(len, tmp);
if (len > CLEN_SPACE) len = CLEN_SPACE;
pj_memcpy(clen_pos+CLEN_SPACE-len, tmp, len);
}
} else {
/* There's no message body.
* Add Content-Length with zero value.
*/
if ((end-p) < clen_hdr.slen+8) {
return -1;
}
pj_memcpy(p, clen_hdr.ptr, clen_hdr.slen);
p += clen_hdr.slen;
*p++ = ' ';
*p++ = '0';
*p++ = '\r';
*p++ = '\n';
*p++ = '\r';
*p++ = '\n';
}
*p = '\0';
return p-buf;
}
///////////////////////////////////////////////////////////////////////////////
PJ_DEF(void*) pjsip_hdr_clone( pj_pool_t *pool, const void *hdr_ptr )
{
const pjsip_hdr *hdr = (const pjsip_hdr*) hdr_ptr;
return (*hdr->vptr->clone)(pool, hdr_ptr);
}
PJ_DEF(void*) pjsip_hdr_shallow_clone( pj_pool_t *pool, const void *hdr_ptr )
{
const pjsip_hdr *hdr = (const pjsip_hdr*) hdr_ptr;
return (*hdr->vptr->shallow_clone)(pool, hdr_ptr);
}
PJ_DEF(int) pjsip_hdr_print_on( void *hdr_ptr, char *buf, pj_size_t len)
{
pjsip_hdr *hdr = (pjsip_hdr*) hdr_ptr;
return (*hdr->vptr->print_on)(hdr_ptr, buf, len);
}
///////////////////////////////////////////////////////////////////////////////
/*
* Status/Reason Phrase
*/
PJ_DEF(const pj_str_t*) pjsip_get_status_text(int code)
{
static int is_initialized;
if (is_initialized == 0) {
is_initialized = 1;
init_status_phrase();
}
return (code>=100 &&
code<(int)(sizeof(status_phrase)/sizeof(status_phrase[0]))) ?
&status_phrase[code] : &status_phrase[0];
}
///////////////////////////////////////////////////////////////////////////////
/*
* Generic pjsip_hdr_names/hvalue header.
*/
static int pjsip_generic_string_hdr_print( pjsip_generic_string_hdr *hdr,
char *buf, pj_size_t size);
static pjsip_generic_string_hdr* pjsip_generic_string_hdr_clone( pj_pool_t *pool,
const pjsip_generic_string_hdr *hdr);
static pjsip_generic_string_hdr* pjsip_generic_string_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_generic_string_hdr *hdr );
static pjsip_hdr_vptr generic_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_generic_string_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_generic_string_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_generic_string_hdr_print,
};
PJ_DEF(void) pjsip_generic_string_hdr_init2(pjsip_generic_string_hdr *hdr,
pj_str_t *hname,
pj_str_t *hvalue)
{
init_hdr(hdr, PJSIP_H_OTHER, &generic_hdr_vptr);
if (hname) {
hdr->name = *hname;
hdr->sname = *hname;
}
if (hvalue) {
hdr->hvalue = *hvalue;
} else {
hdr->hvalue.ptr = NULL;
hdr->hvalue.slen = 0;
}
}
PJ_DEF(pjsip_generic_string_hdr*) pjsip_generic_string_hdr_init(pj_pool_t *pool,
void *mem,
const pj_str_t *hnames,
const pj_str_t *hvalue)
{
pjsip_generic_string_hdr *hdr = (pjsip_generic_string_hdr*) mem;
pj_str_t dup_hname, dup_hval;
if (hnames) {
pj_strdup(pool, &dup_hname, hnames);
} else {
dup_hname.slen = 0;
}
if (hvalue) {
pj_strdup(pool, &dup_hval, hvalue);
} else {
dup_hval.slen = 0;
}
pjsip_generic_string_hdr_init2(hdr, &dup_hname, &dup_hval);
return hdr;
}
PJ_DEF(pjsip_generic_string_hdr*) pjsip_generic_string_hdr_create(pj_pool_t *pool,
const pj_str_t *hnames,
const pj_str_t *hvalue)
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_generic_string_hdr));
return pjsip_generic_string_hdr_init(pool, mem, hnames, hvalue);
}
static int pjsip_generic_string_hdr_print( pjsip_generic_string_hdr *hdr,
char *buf, pj_size_t size)
{
char *p = buf;
const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name;
if ((pj_ssize_t)size < hname->slen + hdr->hvalue.slen + 5)
return -1;
pj_memcpy(p, hname->ptr, hname->slen);
p += hname->slen;
*p++ = ':';
*p++ = ' ';
pj_memcpy(p, hdr->hvalue.ptr, hdr->hvalue.slen);
p += hdr->hvalue.slen;
*p = '\0';
return p - buf;
}
static pjsip_generic_string_hdr* pjsip_generic_string_hdr_clone( pj_pool_t *pool,
const pjsip_generic_string_hdr *rhs)
{
pjsip_generic_string_hdr *hdr;
hdr = pjsip_generic_string_hdr_create(pool, &rhs->name, &rhs->hvalue);
hdr->type = rhs->type;
pj_strdup(pool, &hdr->sname, &rhs->sname);
return hdr;
}
static pjsip_generic_string_hdr* pjsip_generic_string_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_generic_string_hdr *rhs )
{
pjsip_generic_string_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_string_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Generic pjsip_hdr_names/integer value header.
*/
static int pjsip_generic_int_hdr_print( pjsip_generic_int_hdr *hdr,
char *buf, pj_size_t size);
static pjsip_generic_int_hdr* pjsip_generic_int_hdr_clone( pj_pool_t *pool,
const pjsip_generic_int_hdr *hdr);
static pjsip_generic_int_hdr* pjsip_generic_int_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_generic_int_hdr *hdr );
static pjsip_hdr_vptr generic_int_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_generic_int_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_generic_int_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_generic_int_hdr_print,
};
PJ_DEF(pjsip_generic_int_hdr*) pjsip_generic_int_hdr_init( pj_pool_t *pool,
void *mem,
const pj_str_t *hnames,
int value)
{
pjsip_generic_int_hdr *hdr = (pjsip_generic_int_hdr*) mem;
init_hdr(hdr, PJSIP_H_OTHER, &generic_int_hdr_vptr);
if (hnames) {
pj_strdup(pool, &hdr->name, hnames);
hdr->sname = hdr->name;
}
hdr->ivalue = value;
return hdr;
}
PJ_DEF(pjsip_generic_int_hdr*) pjsip_generic_int_hdr_create( pj_pool_t *pool,
const pj_str_t *hnames,
int value)
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_generic_int_hdr));
return pjsip_generic_int_hdr_init(pool, mem, hnames, value);
}
static int pjsip_generic_int_hdr_print( pjsip_generic_int_hdr *hdr,
char *buf, pj_size_t size)
{
char *p = buf;
const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name;
if ((pj_ssize_t)size < hname->slen + 15)
return -1;
pj_memcpy(p, hname->ptr, hname->slen);
p += hname->slen;
*p++ = ':';
*p++ = ' ';
p += pj_utoa(hdr->ivalue, p);
return p - buf;
}
static pjsip_generic_int_hdr* pjsip_generic_int_hdr_clone( pj_pool_t *pool,
const pjsip_generic_int_hdr *rhs)
{
pjsip_generic_int_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_int_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
return hdr;
}
static pjsip_generic_int_hdr* pjsip_generic_int_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_generic_int_hdr *rhs )
{
pjsip_generic_int_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_int_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Generic array header.
*/
static int pjsip_generic_array_hdr_print( pjsip_generic_array_hdr *hdr, char *buf, pj_size_t size);
static pjsip_generic_array_hdr* pjsip_generic_array_hdr_clone( pj_pool_t *pool,
const pjsip_generic_array_hdr *hdr);
static pjsip_generic_array_hdr* pjsip_generic_array_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_generic_array_hdr *hdr);
static pjsip_hdr_vptr generic_array_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_generic_array_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_generic_array_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_generic_array_hdr_print,
};
PJ_DEF(pjsip_generic_array_hdr*) pjsip_generic_array_hdr_init( pj_pool_t *pool,
void *mem,
const pj_str_t *hnames)
{
pjsip_generic_array_hdr *hdr = (pjsip_generic_array_hdr*) mem;
init_hdr(hdr, PJSIP_H_OTHER, &generic_array_hdr_vptr);
if (hnames) {
pj_strdup(pool, &hdr->name, hnames);
hdr->sname = hdr->name;
}
hdr->count = 0;
return hdr;
}
PJ_DEF(pjsip_generic_array_hdr*) pjsip_generic_array_hdr_create( pj_pool_t *pool,
const pj_str_t *hnames)
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_generic_array_hdr));
return pjsip_generic_array_hdr_init(pool, mem, hnames);
}
static int pjsip_generic_array_hdr_print( pjsip_generic_array_hdr *hdr,
char *buf, pj_size_t size)
{
char *p = buf, *endbuf = buf+size;
const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name;
copy_advance(p, (*hname));
*p++ = ':';
*p++ = ' ';
if (hdr->count > 0) {
unsigned i;
int printed;
copy_advance(p, hdr->values[0]);
for (i=1; i<hdr->count; ++i) {
copy_advance_pair(p, ", ", 2, hdr->values[i]);
}
}
return p - buf;
}
static pjsip_generic_array_hdr* pjsip_generic_array_hdr_clone( pj_pool_t *pool,
const pjsip_generic_array_hdr *rhs)
{
unsigned i;
pjsip_generic_array_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_array_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
for (i=0; i<rhs->count; ++i) {
pj_strdup(pool, &hdr->values[i], &rhs->values[i]);
}
return hdr;
}
static pjsip_generic_array_hdr* pjsip_generic_array_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_generic_array_hdr *rhs)
{
pjsip_generic_array_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_array_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Accept header.
*/
PJ_DEF(pjsip_accept_hdr*) pjsip_accept_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_accept_hdr *hdr = (pjsip_accept_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_ACCEPT, &generic_array_hdr_vptr);
hdr->count = 0;
return hdr;
}
PJ_DEF(pjsip_accept_hdr*) pjsip_accept_hdr_create(pj_pool_t *pool)
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_accept_hdr));
return pjsip_accept_hdr_init(pool, mem);
}
///////////////////////////////////////////////////////////////////////////////
/*
* Allow header.
*/
PJ_DEF(pjsip_allow_hdr*) pjsip_allow_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_allow_hdr *hdr = (pjsip_allow_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_ALLOW, &generic_array_hdr_vptr);
hdr->count = 0;
return hdr;
}
PJ_DEF(pjsip_allow_hdr*) pjsip_allow_hdr_create(pj_pool_t *pool)
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_allow_hdr));
return pjsip_allow_hdr_init(pool, mem);
}
///////////////////////////////////////////////////////////////////////////////
/*
* Call-ID header.
*/
PJ_DEF(pjsip_cid_hdr*) pjsip_cid_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_cid_hdr *hdr = (pjsip_cid_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_CALL_ID, &generic_hdr_vptr);
return hdr;
}
PJ_DEF(pjsip_cid_hdr*) pjsip_cid_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_cid_hdr));
return pjsip_cid_hdr_init(pool, mem);
}
///////////////////////////////////////////////////////////////////////////////
/*
* Content-Length header.
*/
static int pjsip_clen_hdr_print( pjsip_clen_hdr *hdr, char *buf, pj_size_t size);
static pjsip_clen_hdr* pjsip_clen_hdr_clone( pj_pool_t *pool, const pjsip_clen_hdr *hdr);
#define pjsip_clen_hdr_shallow_clone pjsip_clen_hdr_clone
static pjsip_hdr_vptr clen_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_clen_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_clen_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_clen_hdr_print,
};
PJ_DEF(pjsip_clen_hdr*) pjsip_clen_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_clen_hdr *hdr = (pjsip_clen_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_CONTENT_LENGTH, &clen_hdr_vptr);
hdr->len = 0;
return hdr;
}
PJ_DEF(pjsip_clen_hdr*) pjsip_clen_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_clen_hdr));
return pjsip_clen_hdr_init(pool, mem);
}
static int pjsip_clen_hdr_print( pjsip_clen_hdr *hdr,
char *buf, pj_size_t size)
{
char *p = buf;
int len;
const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name;
if ((pj_ssize_t)size < hname->slen + 14)
return -1;
pj_memcpy(p, hname->ptr, hname->slen);
p += hname->slen;
*p++ = ':';
*p++ = ' ';
len = pj_utoa(hdr->len, p);
p += len;
*p = '\0';
return p-buf;
}
static pjsip_clen_hdr* pjsip_clen_hdr_clone( pj_pool_t *pool, const pjsip_clen_hdr *rhs)
{
pjsip_clen_hdr *hdr = pjsip_clen_hdr_create(pool);
hdr->len = rhs->len;
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* CSeq header.
*/
static int pjsip_cseq_hdr_print( pjsip_cseq_hdr *hdr, char *buf, pj_size_t size);
static pjsip_cseq_hdr* pjsip_cseq_hdr_clone( pj_pool_t *pool, const pjsip_cseq_hdr *hdr);
static pjsip_cseq_hdr* pjsip_cseq_hdr_shallow_clone( pj_pool_t *pool, const pjsip_cseq_hdr *hdr );
static pjsip_hdr_vptr cseq_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_cseq_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_cseq_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_cseq_hdr_print,
};
PJ_DEF(pjsip_cseq_hdr*) pjsip_cseq_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_cseq_hdr *hdr = (pjsip_cseq_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_CSEQ, &cseq_hdr_vptr);
hdr->cseq = 0;
hdr->method.id = PJSIP_OTHER_METHOD;
hdr->method.name.ptr = NULL;
hdr->method.name.slen = 0;
return hdr;
}
PJ_DEF(pjsip_cseq_hdr*) pjsip_cseq_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_cseq_hdr));
return pjsip_cseq_hdr_init(pool, mem);
}
static int pjsip_cseq_hdr_print( pjsip_cseq_hdr *hdr, char *buf, pj_size_t size)
{
char *p = buf;
int len;
/* CSeq doesn't have compact form */
if ((pj_ssize_t)size < hdr->name.slen + hdr->method.name.slen + 15)
return -1;
pj_memcpy(p, hdr->name.ptr, hdr->name.slen);
p += hdr->name.slen;
*p++ = ':';
*p++ = ' ';
len = pj_utoa(hdr->cseq, p);
p += len;
*p++ = ' ';
pj_memcpy(p, hdr->method.name.ptr, hdr->method.name.slen);
p += hdr->method.name.slen;
*p = '\0';
return p-buf;
}
static pjsip_cseq_hdr* pjsip_cseq_hdr_clone( pj_pool_t *pool,
const pjsip_cseq_hdr *rhs)
{
pjsip_cseq_hdr *hdr = pjsip_cseq_hdr_create(pool);
hdr->cseq = rhs->cseq;
pjsip_method_copy(pool, &hdr->method, &rhs->method);
return hdr;
}
static pjsip_cseq_hdr* pjsip_cseq_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_cseq_hdr *rhs )
{
pjsip_cseq_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_cseq_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Contact header.
*/
static int pjsip_contact_hdr_print( pjsip_contact_hdr *hdr, char *buf, pj_size_t size);
static pjsip_contact_hdr* pjsip_contact_hdr_clone( pj_pool_t *pool, const pjsip_contact_hdr *hdr);
static pjsip_contact_hdr* pjsip_contact_hdr_shallow_clone( pj_pool_t *pool, const pjsip_contact_hdr *);
static pjsip_hdr_vptr contact_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_contact_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_contact_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_contact_hdr_print,
};
PJ_DEF(pjsip_contact_hdr*) pjsip_contact_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_contact_hdr *hdr = (pjsip_contact_hdr*) mem;
PJ_UNUSED_ARG(pool);
pj_bzero(mem, sizeof(pjsip_contact_hdr));
init_hdr(hdr, PJSIP_H_CONTACT, &contact_hdr_vptr);
hdr->expires = -1;
pj_list_init(&hdr->other_param);
return hdr;
}
PJ_DEF(pjsip_contact_hdr*) pjsip_contact_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_contact_hdr));
return pjsip_contact_hdr_init(pool, mem);
}
static int pjsip_contact_hdr_print( pjsip_contact_hdr *hdr, char *buf,
pj_size_t size)
{
const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name;
const pjsip_parser_const_t *pc = pjsip_parser_const();
if (hdr->star) {
char *p = buf;
if ((pj_ssize_t)size < hname->slen + 6)
return -1;
pj_memcpy(p, hname->ptr, hname->slen);
p += hname->slen;
*p++ = ':';
*p++ = ' ';
*p++ = '*';
return p - buf;
} else {
int printed;
char *startbuf = buf;
char *endbuf = buf + size;
copy_advance(buf, (*hname));
*buf++ = ':';
*buf++ = ' ';
printed = pjsip_uri_print(PJSIP_URI_IN_CONTACT_HDR, hdr->uri,
buf, endbuf-buf);
if (printed < 1)
return -1;
buf += printed;
if (hdr->q1000) {
if (buf+19 >= endbuf)
return -1;
/*
printed = sprintf(buf, ";q=%u.%03u",
hdr->q1000/1000, hdr->q1000 % 1000);
*/
pj_memcpy(buf, ";q=", 3);
printed = pj_utoa(hdr->q1000/1000, buf+3);
buf += printed + 3;
*buf++ = '.';
printed = pj_utoa(hdr->q1000 % 1000, buf);
buf += printed;
}
if (hdr->expires >= 0) {
if (buf+23 >= endbuf)
return -1;
pj_memcpy(buf, ";expires=", 9);
printed = pj_utoa(hdr->expires, buf+9);
buf += printed + 9;
}
printed = pjsip_param_print_on(&hdr->other_param, buf, endbuf-buf,
&pc->pjsip_TOKEN_SPEC,
&pc->pjsip_TOKEN_SPEC,
';');
if (printed < 0)
return printed;
buf += printed;
return buf-startbuf;
}
}
static pjsip_contact_hdr* pjsip_contact_hdr_clone(pj_pool_t *pool,
const pjsip_contact_hdr *rhs)
{
pjsip_contact_hdr *hdr = pjsip_contact_hdr_create(pool);
hdr->star = rhs->star;
if (hdr->star)
return hdr;
hdr->uri = (pjsip_uri*) pjsip_uri_clone(pool, rhs->uri);
hdr->q1000 = rhs->q1000;
hdr->expires = rhs->expires;
pjsip_param_clone(pool, &hdr->other_param, &rhs->other_param);
return hdr;
}
static pjsip_contact_hdr*
pjsip_contact_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_contact_hdr *rhs)
{
pjsip_contact_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_contact_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
pjsip_param_shallow_clone(pool, &hdr->other_param, &rhs->other_param);
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Content-Type header..
*/
static int pjsip_ctype_hdr_print( pjsip_ctype_hdr *hdr, char *buf,
pj_size_t size);
static pjsip_ctype_hdr* pjsip_ctype_hdr_clone(pj_pool_t *pool,
const pjsip_ctype_hdr *hdr);
#define pjsip_ctype_hdr_shallow_clone pjsip_ctype_hdr_clone
static pjsip_hdr_vptr ctype_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_ctype_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_ctype_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_ctype_hdr_print,
};
PJ_DEF(pjsip_ctype_hdr*) pjsip_ctype_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_ctype_hdr *hdr = (pjsip_ctype_hdr*) mem;
PJ_UNUSED_ARG(pool);
pj_bzero(mem, sizeof(pjsip_ctype_hdr));
init_hdr(hdr, PJSIP_H_CONTENT_TYPE, &ctype_hdr_vptr);
return hdr;
}
PJ_DEF(pjsip_ctype_hdr*) pjsip_ctype_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_ctype_hdr));
return pjsip_ctype_hdr_init(pool, mem);
}
static int print_media_type(char *buf, const pjsip_media_type *media)
{
char *p = buf;
pj_memcpy(p, media->type.ptr, media->type.slen);
p += media->type.slen;
*p++ = '/';
pj_memcpy(p, media->subtype.ptr, media->subtype.slen);
p += media->subtype.slen;
if (media->param.slen) {
pj_memcpy(p, media->param.ptr, media->param.slen);
p += media->param.slen;
}
return p-buf;
}
static int pjsip_ctype_hdr_print( pjsip_ctype_hdr *hdr,
char *buf, pj_size_t size)
{
char *p = buf;
int len;
const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name;
if ((pj_ssize_t)size < hname->slen +
hdr->media.type.slen + hdr->media.subtype.slen +
hdr->media.param.slen + 8)
{
return -1;
}
pj_memcpy(p, hname->ptr, hname->slen);
p += hname->slen;
*p++ = ':';
*p++ = ' ';
len = print_media_type(p, &hdr->media);
p += len;
*p = '\0';
return p-buf;
}
static pjsip_ctype_hdr* pjsip_ctype_hdr_clone( pj_pool_t *pool,
const pjsip_ctype_hdr *rhs)
{
pjsip_ctype_hdr *hdr = pjsip_ctype_hdr_create(pool);
pj_strdup(pool, &hdr->media.type, &rhs->media.type);
pj_strdup(pool, &hdr->media.subtype, &rhs->media.subtype);
pj_strdup(pool, &hdr->media.param, &rhs->media.param);
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Expires header.
*/
PJ_DEF(pjsip_expires_hdr*) pjsip_expires_hdr_init( pj_pool_t *pool,
void *mem,
int value)
{
pjsip_expires_hdr *hdr = (pjsip_expires_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_EXPIRES, &generic_int_hdr_vptr);
hdr->ivalue = value;
return hdr;
}
PJ_DEF(pjsip_expires_hdr*) pjsip_expires_hdr_create( pj_pool_t *pool,
int value )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_expires_hdr));
return pjsip_expires_hdr_init(pool, mem, value);
}
///////////////////////////////////////////////////////////////////////////////
/*
* To or From header.
*/
static int pjsip_fromto_hdr_print( pjsip_fromto_hdr *hdr,
char *buf, pj_size_t size);
static pjsip_fromto_hdr* pjsip_fromto_hdr_clone( pj_pool_t *pool,
const pjsip_fromto_hdr *hdr);
static pjsip_fromto_hdr* pjsip_fromto_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_fromto_hdr *hdr);
static pjsip_hdr_vptr fromto_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_fromto_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_fromto_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_fromto_hdr_print,
};
PJ_DEF(pjsip_from_hdr*) pjsip_from_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_from_hdr *hdr = (pjsip_from_hdr*) mem;
PJ_UNUSED_ARG(pool);
pj_bzero(mem, sizeof(pjsip_from_hdr));
init_hdr(hdr, PJSIP_H_FROM, &fromto_hdr_vptr);
pj_list_init(&hdr->other_param);
return hdr;
}
PJ_DEF(pjsip_from_hdr*) pjsip_from_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_from_hdr));
return pjsip_from_hdr_init(pool, mem);
}
PJ_DEF(pjsip_to_hdr*) pjsip_to_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_to_hdr *hdr = (pjsip_to_hdr*) mem;
PJ_UNUSED_ARG(pool);
pj_bzero(mem, sizeof(pjsip_to_hdr));
init_hdr(hdr, PJSIP_H_TO, &fromto_hdr_vptr);
pj_list_init(&hdr->other_param);
return hdr;
}
PJ_DEF(pjsip_to_hdr*) pjsip_to_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_to_hdr));
return pjsip_to_hdr_init(pool, mem);
}
PJ_DEF(pjsip_from_hdr*) pjsip_fromto_hdr_set_from( pjsip_fromto_hdr *hdr )
{
hdr->type = PJSIP_H_FROM;
hdr->name.ptr = pjsip_hdr_names[PJSIP_H_FROM].name;
hdr->name.slen = pjsip_hdr_names[PJSIP_H_FROM].name_len;
hdr->sname.ptr = pjsip_hdr_names[PJSIP_H_FROM].sname;
hdr->sname.slen = 1;
return hdr;
}
PJ_DEF(pjsip_to_hdr*) pjsip_fromto_hdr_set_to( pjsip_fromto_hdr *hdr )
{
hdr->type = PJSIP_H_TO;
hdr->name.ptr = pjsip_hdr_names[PJSIP_H_TO].name;
hdr->name.slen = pjsip_hdr_names[PJSIP_H_TO].name_len;
hdr->sname.ptr = pjsip_hdr_names[PJSIP_H_TO].sname;
hdr->sname.slen = 1;
return hdr;
}
static int pjsip_fromto_hdr_print( pjsip_fromto_hdr *hdr,
char *buf, pj_size_t size)
{
int printed;
char *startbuf = buf;
char *endbuf = buf + size;
const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name;
const pjsip_parser_const_t *pc = pjsip_parser_const();
copy_advance(buf, (*hname));
*buf++ = ':';
*buf++ = ' ';
printed = pjsip_uri_print(PJSIP_URI_IN_FROMTO_HDR, hdr->uri,
buf, endbuf-buf);
if (printed < 1)
return -1;
buf += printed;
copy_advance_pair(buf, ";tag=", 5, hdr->tag);
printed = pjsip_param_print_on(&hdr->other_param, buf, endbuf-buf,
&pc->pjsip_TOKEN_SPEC,
&pc->pjsip_TOKEN_SPEC, ';');
if (printed < 0)
return -1;
buf += printed;
return buf-startbuf;
}
static pjsip_fromto_hdr* pjsip_fromto_hdr_clone( pj_pool_t *pool,
const pjsip_fromto_hdr *rhs)
{
pjsip_fromto_hdr *hdr = pjsip_from_hdr_create(pool);
hdr->type = rhs->type;
hdr->name = rhs->name;
hdr->sname = rhs->sname;
hdr->uri = (pjsip_uri*) pjsip_uri_clone(pool, rhs->uri);
pj_strdup( pool, &hdr->tag, &rhs->tag);
pjsip_param_clone( pool, &hdr->other_param, &rhs->other_param);
return hdr;
}
static pjsip_fromto_hdr*
pjsip_fromto_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_fromto_hdr *rhs)
{
pjsip_fromto_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_fromto_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
pjsip_param_shallow_clone( pool, &hdr->other_param, &rhs->other_param);
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Max-Forwards header.
*/
PJ_DEF(pjsip_max_fwd_hdr*) pjsip_max_fwd_hdr_init( pj_pool_t *pool,
void *mem,
int value)
{
pjsip_max_fwd_hdr *hdr = (pjsip_max_fwd_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_MAX_FORWARDS, &generic_int_hdr_vptr);
hdr->ivalue = value;
return hdr;
}
PJ_DEF(pjsip_max_fwd_hdr*) pjsip_max_fwd_hdr_create(pj_pool_t *pool,
int value)
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_max_fwd_hdr));
return pjsip_max_fwd_hdr_init(pool, mem, value);
}
///////////////////////////////////////////////////////////////////////////////
/*
* Min-Expires header.
*/
PJ_DEF(pjsip_min_expires_hdr*) pjsip_min_expires_hdr_init( pj_pool_t *pool,
void *mem,
int value )
{
pjsip_min_expires_hdr *hdr = (pjsip_min_expires_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_MIN_EXPIRES, &generic_int_hdr_vptr);
hdr->ivalue = value;
return hdr;
}
PJ_DEF(pjsip_min_expires_hdr*) pjsip_min_expires_hdr_create(pj_pool_t *pool,
int value )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_min_expires_hdr));
return pjsip_min_expires_hdr_init(pool, mem, value );
}
///////////////////////////////////////////////////////////////////////////////
/*
* Record-Route and Route header.
*/
static int pjsip_routing_hdr_print( pjsip_routing_hdr *r, char *buf, pj_size_t size );
static pjsip_routing_hdr* pjsip_routing_hdr_clone( pj_pool_t *pool, const pjsip_routing_hdr *r );
static pjsip_routing_hdr* pjsip_routing_hdr_shallow_clone( pj_pool_t *pool, const pjsip_routing_hdr *r );
static pjsip_hdr_vptr routing_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_routing_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_routing_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_routing_hdr_print,
};
PJ_DEF(pjsip_rr_hdr*) pjsip_rr_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_rr_hdr *hdr = (pjsip_rr_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_RECORD_ROUTE, &routing_hdr_vptr);
pjsip_name_addr_init(&hdr->name_addr);
pj_list_init(&hdr->other_param);
return hdr;
}
PJ_DEF(pjsip_rr_hdr*) pjsip_rr_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_rr_hdr));
return pjsip_rr_hdr_init(pool, mem);
}
PJ_DEF(pjsip_route_hdr*) pjsip_route_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_route_hdr *hdr = (pjsip_route_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_ROUTE, &routing_hdr_vptr);
pjsip_name_addr_init(&hdr->name_addr);
pj_list_init(&hdr->other_param);
return hdr;
}
PJ_DEF(pjsip_route_hdr*) pjsip_route_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_route_hdr));
return pjsip_route_hdr_init(pool, mem);
}
PJ_DEF(pjsip_rr_hdr*) pjsip_routing_hdr_set_rr( pjsip_routing_hdr *hdr )
{
hdr->type = PJSIP_H_RECORD_ROUTE;
hdr->name.ptr = pjsip_hdr_names[PJSIP_H_RECORD_ROUTE].name;
hdr->name.slen = pjsip_hdr_names[PJSIP_H_RECORD_ROUTE].name_len;
hdr->sname = hdr->name;
return hdr;
}
PJ_DEF(pjsip_route_hdr*) pjsip_routing_hdr_set_route( pjsip_routing_hdr *hdr )
{
hdr->type = PJSIP_H_ROUTE;
hdr->name.ptr = pjsip_hdr_names[PJSIP_H_ROUTE].name;
hdr->name.slen = pjsip_hdr_names[PJSIP_H_ROUTE].name_len;
hdr->sname = hdr->name;
return hdr;
}
static int pjsip_routing_hdr_print( pjsip_routing_hdr *hdr,
char *buf, pj_size_t size )
{
int printed;
char *startbuf = buf;
char *endbuf = buf + size;
const pjsip_parser_const_t *pc = pjsip_parser_const();
/* Route and Record-Route don't compact forms */
copy_advance(buf, hdr->name);
*buf++ = ':';
*buf++ = ' ';
printed = pjsip_uri_print(PJSIP_URI_IN_ROUTING_HDR, &hdr->name_addr, buf,
endbuf-buf);
if (printed < 1)
return -1;
buf += printed;
printed = pjsip_param_print_on(&hdr->other_param, buf, endbuf-buf,
&pc->pjsip_TOKEN_SPEC,
&pc->pjsip_TOKEN_SPEC, ';');
if (printed < 0)
return -1;
buf += printed;
return buf-startbuf;
}
static pjsip_routing_hdr* pjsip_routing_hdr_clone( pj_pool_t *pool,
const pjsip_routing_hdr *rhs )
{
pjsip_routing_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_routing_hdr);
init_hdr(hdr, rhs->type, rhs->vptr);
pjsip_name_addr_init(&hdr->name_addr);
pjsip_name_addr_assign(pool, &hdr->name_addr, &rhs->name_addr);
pjsip_param_clone( pool, &hdr->other_param, &rhs->other_param);
return hdr;
}
static pjsip_routing_hdr* pjsip_routing_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_routing_hdr *rhs )
{
pjsip_routing_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_routing_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
pjsip_param_shallow_clone( pool, &hdr->other_param, &rhs->other_param);
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Require header.
*/
PJ_DEF(pjsip_require_hdr*) pjsip_require_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_require_hdr *hdr = (pjsip_require_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_REQUIRE, &generic_array_hdr_vptr);
hdr->count = 0;
return hdr;
}
PJ_DEF(pjsip_require_hdr*) pjsip_require_hdr_create(pj_pool_t *pool)
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_require_hdr));
return pjsip_require_hdr_init(pool, mem);
}
///////////////////////////////////////////////////////////////////////////////
/*
* Retry-After header.
*/
PJ_DEF(pjsip_retry_after_hdr*) pjsip_retry_after_hdr_init( pj_pool_t *pool,
void *mem,
int value )
{
pjsip_retry_after_hdr *hdr = (pjsip_retry_after_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_RETRY_AFTER, &generic_int_hdr_vptr);
hdr->ivalue = value;
return hdr;
}
PJ_DEF(pjsip_retry_after_hdr*) pjsip_retry_after_hdr_create(pj_pool_t *pool,
int value )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_retry_after_hdr));
return pjsip_retry_after_hdr_init(pool, mem, value );
}
///////////////////////////////////////////////////////////////////////////////
/*
* Supported header.
*/
PJ_DEF(pjsip_supported_hdr*) pjsip_supported_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_supported_hdr *hdr = (pjsip_supported_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_SUPPORTED, &generic_array_hdr_vptr);
hdr->count = 0;
return hdr;
}
PJ_DEF(pjsip_supported_hdr*) pjsip_supported_hdr_create(pj_pool_t *pool)
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_supported_hdr));
return pjsip_supported_hdr_init(pool, mem);
}
///////////////////////////////////////////////////////////////////////////////
/*
* Unsupported header.
*/
PJ_DEF(pjsip_unsupported_hdr*) pjsip_unsupported_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_unsupported_hdr *hdr = (pjsip_unsupported_hdr*) mem;
PJ_UNUSED_ARG(pool);
init_hdr(hdr, PJSIP_H_UNSUPPORTED, &generic_array_hdr_vptr);
hdr->count = 0;
return hdr;
}
PJ_DEF(pjsip_unsupported_hdr*) pjsip_unsupported_hdr_create(pj_pool_t *pool)
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_unsupported_hdr));
return pjsip_unsupported_hdr_init(pool, mem);
}
///////////////////////////////////////////////////////////////////////////////
/*
* Via header.
*/
static int pjsip_via_hdr_print( pjsip_via_hdr *hdr, char *buf, pj_size_t size);
static pjsip_via_hdr* pjsip_via_hdr_clone( pj_pool_t *pool, const pjsip_via_hdr *hdr);
static pjsip_via_hdr* pjsip_via_hdr_shallow_clone( pj_pool_t *pool, const pjsip_via_hdr *hdr );
static pjsip_hdr_vptr via_hdr_vptr =
{
(pjsip_hdr_clone_fptr) &pjsip_via_hdr_clone,
(pjsip_hdr_clone_fptr) &pjsip_via_hdr_shallow_clone,
(pjsip_hdr_print_fptr) &pjsip_via_hdr_print,
};
PJ_DEF(pjsip_via_hdr*) pjsip_via_hdr_init( pj_pool_t *pool,
void *mem )
{
pjsip_via_hdr *hdr = (pjsip_via_hdr*) mem;
PJ_UNUSED_ARG(pool);
pj_bzero(mem, sizeof(pjsip_via_hdr));
init_hdr(hdr, PJSIP_H_VIA, &via_hdr_vptr);
hdr->ttl_param = -1;
hdr->rport_param = -1;
pj_list_init(&hdr->other_param);
return hdr;
}
PJ_DEF(pjsip_via_hdr*) pjsip_via_hdr_create( pj_pool_t *pool )
{
void *mem = pj_pool_alloc(pool, sizeof(pjsip_via_hdr));
return pjsip_via_hdr_init(pool, mem);
}
static int pjsip_via_hdr_print( pjsip_via_hdr *hdr,
char *buf, pj_size_t size)
{
int printed;
char *startbuf = buf;
char *endbuf = buf + size;
pj_str_t sip_ver = { "SIP/2.0/", 8 };
const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name;
const pjsip_parser_const_t *pc = pjsip_parser_const();
if ((pj_ssize_t)size < hname->slen + sip_ver.slen +
hdr->transport.slen + hdr->sent_by.host.slen + 12)
{
return -1;
}
/* pjsip_hdr_names */
copy_advance(buf, (*hname));
*buf++ = ':';
*buf++ = ' ';
/* SIP/2.0/transport host:port */
pj_memcpy(buf, sip_ver.ptr, sip_ver.slen);
buf += sip_ver.slen;
pj_memcpy(buf, hdr->transport.ptr, hdr->transport.slen);
buf += hdr->transport.slen;
*buf++ = ' ';
pj_memcpy(buf, hdr->sent_by.host.ptr, hdr->sent_by.host.slen);
buf += hdr->sent_by.host.slen;
if (hdr->sent_by.port != 0) {
*buf++ = ':';
printed = pj_utoa(hdr->sent_by.port, buf);
buf += printed;
}
if (hdr->ttl_param >= 0) {
size = endbuf-buf;
if (size < 14)
return -1;
pj_memcpy(buf, ";ttl=", 5);
printed = pj_utoa(hdr->ttl_param, buf+5);
buf += printed + 5;
}
if (hdr->rport_param >= 0) {
size = endbuf-buf;
if (size < 14)
return -1;
pj_memcpy(buf, ";rport", 6);
buf += 6;
if (hdr->rport_param > 0) {
*buf++ = '=';
buf += pj_utoa(hdr->rport_param, buf);
}
}
copy_advance_pair(buf, ";maddr=", 7, hdr->maddr_param);
copy_advance_pair(buf, ";received=", 10, hdr->recvd_param);
copy_advance_pair(buf, ";branch=", 8, hdr->branch_param);
printed = pjsip_param_print_on(&hdr->other_param, buf, endbuf-buf,
&pc->pjsip_TOKEN_SPEC,
&pc->pjsip_TOKEN_SPEC, ';');
if (printed < 0)
return -1;
buf += printed;
return buf-startbuf;
}
static pjsip_via_hdr* pjsip_via_hdr_clone( pj_pool_t *pool,
const pjsip_via_hdr *rhs)
{
pjsip_via_hdr *hdr = pjsip_via_hdr_create(pool);
pj_strdup(pool, &hdr->transport, &rhs->transport);
pj_strdup(pool, &hdr->sent_by.host, &rhs->sent_by.host);
hdr->sent_by.port = rhs->sent_by.port;
hdr->ttl_param = rhs->ttl_param;
hdr->rport_param = rhs->rport_param;
pj_strdup(pool, &hdr->maddr_param, &rhs->maddr_param);
pj_strdup(pool, &hdr->recvd_param, &rhs->recvd_param);
pj_strdup(pool, &hdr->branch_param, &rhs->branch_param);
pjsip_param_clone(pool, &hdr->other_param, &rhs->other_param);
return hdr;
}
static pjsip_via_hdr* pjsip_via_hdr_shallow_clone( pj_pool_t *pool,
const pjsip_via_hdr *rhs )
{
pjsip_via_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_via_hdr);
pj_memcpy(hdr, rhs, sizeof(*hdr));
pjsip_param_shallow_clone(pool, &hdr->other_param, &rhs->other_param);
return hdr;
}
///////////////////////////////////////////////////////////////////////////////
/*
* Warning header.
*/
PJ_DEF(pjsip_warning_hdr*) pjsip_warning_hdr_create( pj_pool_t *pool,
int code,
const pj_str_t *host,
const pj_str_t *text)
{
const pj_str_t str_warning = { "Warning", 7 };
pj_str_t hvalue;
hvalue.ptr = (char*) pj_pool_alloc(pool, 10 + /* code */
host->slen + 2 + /* host */
text->slen + 2); /* text */
hvalue.slen = pj_ansi_sprintf(hvalue.ptr, "%u %.*s \"%.*s\"",
code, (int)host->slen, host->ptr,
(int)text->slen, text->ptr);
return pjsip_generic_string_hdr_create(pool, &str_warning, &hvalue);
}
PJ_DEF(pjsip_warning_hdr*) pjsip_warning_hdr_create_from_status(pj_pool_t *pool,
const pj_str_t *host,
pj_status_t status)
{
char errbuf[PJ_ERR_MSG_SIZE];
pj_str_t text;
text = pj_strerror(status, errbuf, sizeof(errbuf));
return pjsip_warning_hdr_create(pool, 399, host, &text);
}
///////////////////////////////////////////////////////////////////////////////
/*
* Message body manipulations.
*/
PJ_DEF(int) pjsip_print_text_body(pjsip_msg_body *msg_body, char *buf, pj_size_t size)
{
if (size < msg_body->len)
return -1;
pj_memcpy(buf, msg_body->data, msg_body->len);
return msg_body->len;
}
PJ_DEF(void*) pjsip_clone_text_data( pj_pool_t *pool, const void *data,
unsigned len)
{
char *newdata = "";
if (len) {
newdata = (char*) pj_pool_alloc(pool, len);
pj_memcpy(newdata, data, len);
}
return newdata;
}
PJ_DEF(pj_status_t) pjsip_msg_body_copy( pj_pool_t *pool,
pjsip_msg_body *dst_body,
const pjsip_msg_body *src_body )
{
/* First check if clone_data field is initialized. */
PJ_ASSERT_RETURN( src_body->clone_data!=NULL, PJ_EINVAL );
/* Duplicate content-type */
pj_strdup(pool, &dst_body->content_type.type,
&src_body->content_type.type);
pj_strdup(pool, &dst_body->content_type.subtype,
&src_body->content_type.subtype);
pj_strdup(pool, &dst_body->content_type.param,
&src_body->content_type.param);
/* Duplicate data. */
dst_body->data = (*src_body->clone_data)(pool, src_body->data,
src_body->len );
/* Length. */
dst_body->len = src_body->len;
/* Function pointers. */
dst_body->print_body = src_body->print_body;
dst_body->clone_data = src_body->clone_data;
return PJ_SUCCESS;
}
PJ_DEF(pjsip_msg_body*) pjsip_msg_body_clone( pj_pool_t *pool,
const pjsip_msg_body *body )
{
pjsip_msg_body *new_body;
pj_status_t status;
new_body = PJ_POOL_ALLOC_T(pool, pjsip_msg_body);
PJ_ASSERT_RETURN(new_body, NULL);
status = pjsip_msg_body_copy(pool, new_body, body);
return (status==PJ_SUCCESS) ? new_body : NULL;
}
PJ_DEF(pjsip_msg_body*) pjsip_msg_body_create( pj_pool_t *pool,
const pj_str_t *type,
const pj_str_t *subtype,
const pj_str_t *text )
{
pjsip_msg_body *body;
PJ_ASSERT_RETURN(pool && type && subtype && text, NULL);
body = PJ_POOL_ZALLOC_T(pool, pjsip_msg_body);
PJ_ASSERT_RETURN(body != NULL, NULL);
pj_strdup(pool, &body->content_type.type, type);
pj_strdup(pool, &body->content_type.subtype, subtype);
body->content_type.param.slen = 0;
body->data = pj_pool_alloc(pool, text->slen);
pj_memcpy(body->data, text->ptr, text->slen);
body->len = text->slen;
body->clone_data = &pjsip_clone_text_data;
body->print_body = &pjsip_print_text_body;
return body;
}
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