/
gena_device.c
1552 lines (1365 loc) · 41.3 KB
/
gena_device.c
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/*******************************************************************************
*
* Copyright (c) 2000-2003 Intel Corporation
* All rights reserved.
* Copyright (c) 2012 France Telecom All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither name of Intel Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************/
/*!
* \file
*/
#include "config.h"
#if EXCLUDE_GENA == 0
#ifdef INCLUDE_DEVICE_APIS
#include "gena.h"
#include "httpparser.h"
#include "httpreadwrite.h"
#include "parsetools.h"
#include "ssdplib.h"
#include "statcodes.h"
#include "sysdep.h"
#include "unixutil.h"
#include "upnpapi.h"
#include "uuid.h"
#ifdef WIN32
#define snprintf _snprintf
#endif
/*!
* \brief Unregisters a device.
*
* \return UPNP_E_SUCCESS on success, GENA_E_BAD_HANDLE on failure.
*/
int genaUnregisterDevice(
/*! [in] Device handle. */
UpnpDevice_Handle device_handle)
{
int ret = 0;
struct Handle_Info *handle_info;
HandleLock();
if (GetHandleInfo(device_handle, &handle_info) != HND_DEVICE) {
UpnpPrintf(UPNP_CRITICAL, GENA, __FILE__, __LINE__,
"genaUnregisterDevice: BAD Handle: %d\n",
device_handle);
ret = GENA_E_BAD_HANDLE;
} else {
freeServiceTable(&handle_info->ServiceTable);
ret = UPNP_E_SUCCESS;
}
HandleUnlock();
return ret;
}
/*!
* \brief Generates XML property set for notifications.
*
* \return UPNP_E_SUCCESS if successful else returns GENA_E_BAD_HANDLE.
*
* \note The XML_VERSION comment is NOT sent due to interoperability issues
* with other UPnP vendors.
*/
static int GeneratePropertySet(
/*! [in] Array of variable names (go in the event notify). */
char **names,
/*! [in] Array of variable values (go in the event notify). */
char **values,
/*! [in] number of variables. */
int count,
/*! [out] PropertySet node in the string format. */
DOMString *out)
{
char *buffer;
int counter = 0;
size_t size = 0;
/*size += strlen(XML_VERSION);*/
size += strlen(XML_PROPERTYSET_HEADER);
size += strlen("</e:propertyset>\n\n");
for (counter = 0; counter < count; counter++) {
size += strlen( "<e:property>\n</e:property>\n" );
size += 2 * strlen(names[counter]) +
strlen(values[counter]) +
strlen("<></>\n");
}
buffer = (char *)malloc(size + 1);
if (buffer == NULL)
return UPNP_E_OUTOF_MEMORY;
memset(buffer, 0, size + 1);
/*
strcpy(buffer,XML_VERSION);
strcat(buffer, XML_PROPERTYSET_HEADER);
*/
strcpy(buffer, XML_PROPERTYSET_HEADER);
for (counter = 0; counter < count; counter++) {
strcat(buffer, "<e:property>\n");
sprintf(&buffer[strlen(buffer)],
"<%s>%s</%s>\n</e:property>\n",
names[counter],
values[counter],
names[counter]);
}
strcat(buffer, "</e:propertyset>\n\n");
*out = ixmlCloneDOMString(buffer);
free(buffer);
return XML_SUCCESS;
}
/*!
* \brief Frees memory used in notify_threads if the reference count is 0,
* otherwise decrements the refrence count.
*/
static void free_notify_struct(
/*! [in] Notify structure. */
notify_thread_struct *input)
{
(*input->reference_count)--;
if (*input->reference_count == 0) {
free(input->headers);
ixmlFreeDOMString(input->propertySet);
free(input->servId);
free(input->UDN);
free(input->reference_count);
}
free(input);
}
/*!
* \brief Sends the notify message and returns a reply.
*
* \return on success returns UPNP_E_SUCCESS, otherwise returns a UPNP error.
*
* \note called by genaNotify
*/
static UPNP_INLINE int notify_send_and_recv(
/*! [in] subscription callback URL (URL of the control point). */
uri_type *destination_url,
/*! [in] Common HTTP headers. */
membuffer *mid_msg,
/*! [in] The evented XML. */
char *propertySet,
/*! [out] The response from the control point. */
http_parser_t *response)
{
uri_type url;
SOCKET conn_fd;
membuffer start_msg;
int ret_code;
int err_code;
int timeout;
SOCKINFO info;
const char *CRLF = "\r\n";
/* connect */
UpnpPrintf(UPNP_ALL, GENA, __FILE__, __LINE__,
"gena notify to: %.*s\n",
(int)destination_url->hostport.text.size,
destination_url->hostport.text.buff);
conn_fd = http_Connect(destination_url, &url);
if (conn_fd < 0)
/* return UPNP error */
return UPNP_E_SOCKET_CONNECT;
ret_code = sock_init(&info, conn_fd);
if (ret_code) {
sock_destroy(&info, SD_BOTH);
return ret_code;
}
/* make start line and HOST header */
membuffer_init(&start_msg);
if (http_MakeMessage(
&start_msg, 1, 1,
"q" "s",
HTTPMETHOD_NOTIFY, &url,
mid_msg->buf) != 0) {
membuffer_destroy(&start_msg);
sock_destroy(&info, SD_BOTH);
return UPNP_E_OUTOF_MEMORY;
}
timeout = GENA_NOTIFICATION_SENDING_TIMEOUT;
/* send msg (note: end of notification will contain "\r\n" twice) */
ret_code = http_SendMessage(&info, &timeout,
"bbb",
start_msg.buf, start_msg.length,
propertySet, strlen(propertySet),
CRLF, strlen(CRLF));
if (ret_code) {
membuffer_destroy(&start_msg);
sock_destroy(&info, SD_BOTH);
return ret_code;
}
timeout = GENA_NOTIFICATION_ANSWERING_TIMEOUT;
ret_code = http_RecvMessage(&info, response,
HTTPMETHOD_NOTIFY, &timeout, &err_code);
if (ret_code) {
membuffer_destroy(&start_msg);
sock_destroy(&info, SD_BOTH);
httpmsg_destroy(&response->msg);
return ret_code;
}
/* should shutdown completely when closing socket */
sock_destroy(&info, SD_BOTH);
membuffer_destroy(&start_msg);
return UPNP_E_SUCCESS;
}
/*!
* \brief Function to Notify a particular subscription of a particular event.
*
* In general the service should NOT be blocked around this call (this may
* cause deadlock with a client).
*
* NOTIFY http request is sent and the reply is processed.
*
* \return GENA_SUCCESS if the event was delivered, otherwise returns the
* appropriate error code.
*/
static int genaNotify(
/*! [in] Null terminated, includes all headers (including \\r\\n) except SID and SEQ. */
char *headers,
/*! [in] The evented XML. */
char *propertySet,
/*! [in] subscription to be Notified, assumes this is valid for life of function. */
subscription *sub)
{
size_t i;
membuffer mid_msg;
uri_type *url;
http_parser_t response;
int return_code = -1;
membuffer_init(&mid_msg);
if (http_MakeMessage(&mid_msg, 1, 1,
"s" "ssc" "sdcc",
headers,
"SID: ", sub->sid,
"SEQ: ", sub->ToSendEventKey) != 0) {
membuffer_destroy(&mid_msg);
return UPNP_E_OUTOF_MEMORY;
}
/* send a notify to each url until one goes thru */
for (i = 0; i < sub->DeliveryURLs.size; i++) {
url = &sub->DeliveryURLs.parsedURLs[i];
return_code = notify_send_and_recv(
url, &mid_msg, propertySet, &response);
if (return_code == UPNP_E_SUCCESS)
break;
}
membuffer_destroy(&mid_msg);
if (return_code == UPNP_E_SUCCESS) {
if (response.msg.status_code == HTTP_OK)
return_code = GENA_SUCCESS;
else {
if (response.msg.status_code == HTTP_PRECONDITION_FAILED)
/*Invalid SID gets removed */
return_code = GENA_E_NOTIFY_UNACCEPTED_REMOVE_SUB;
else
return_code = GENA_E_NOTIFY_UNACCEPTED;
}
httpmsg_destroy(&response.msg);
}
return return_code;
}
/*!
* \brief Thread job to Notify a control point.
*
* It validates the subscription and copies the subscription. Also make sure
* that events are sent in order.
*
* \note calls the genaNotify to do the actual work.
*/
static void genaNotifyThread(
/*! [in] notify thread structure containing all the headers and property set info. */
void *input)
{
subscription *sub;
service_info *service;
subscription sub_copy;
notify_thread_struct *in = (notify_thread_struct *) input;
int return_code;
struct Handle_Info *handle_info;
ThreadPoolJob job;
memset(&job, 0, sizeof(job));
/* This should be a HandleLock and not a HandleReadLock otherwise if there
* is a lot of notifications, then multiple threads will acquire a read
* lock and the thread which sends the notification will be blocked forever
* on the HandleLock at the end of this function. */
/*HandleReadLock(); */
HandleLock();
/* validate context */
if (GetHandleInfo(in->device_handle, &handle_info) != HND_DEVICE) {
free_notify_struct(in);
HandleUnlock();
return;
}
if (!(service = FindServiceId(&handle_info->ServiceTable, in->servId, in->UDN)) ||
!service->active ||
!(sub = GetSubscriptionSID(in->sid, service)) ||
copy_subscription(sub, &sub_copy) != HTTP_SUCCESS) {
free_notify_struct(in);
HandleUnlock();
return;
}
#ifdef UPNP_ENABLE_NOTIFICATION_REORDERING
/*If the event is out of order push it back to the job queue */
if (in->eventKey != sub->ToSendEventKey) {
TPJobInit(&job, (start_routine) genaNotifyThread, input);
TPJobSetFreeFunction(&job, (free_function) free_notify_struct);
TPJobSetPriority(&job, MED_PRIORITY);
/* Sleep a little before creating another thread otherwise if there is
* a lot of notifications to send, the device will take 100% of the CPU
* to create threads and push them back to the job queue. */
imillisleep(1);
ThreadPoolAdd(&gSendThreadPool, &job, NULL);
freeSubscription(&sub_copy);
HandleUnlock();
return;
}
#endif
HandleUnlock();
/* send the notify */
return_code = genaNotify(in->headers, in->propertySet, &sub_copy);
freeSubscription(&sub_copy);
HandleLock();
if (GetHandleInfo(in->device_handle, &handle_info) != HND_DEVICE) {
free_notify_struct(in);
HandleUnlock();
return;
}
/* validate context */
if (!(service = FindServiceId(&handle_info->ServiceTable, in->servId, in->UDN)) ||
!service->active ||
!(sub = GetSubscriptionSID(in->sid, service))) {
free_notify_struct(in);
HandleUnlock();
return;
}
sub->ToSendEventKey++;
if (sub->ToSendEventKey < 0)
/* wrap to 1 for overflow */
sub->ToSendEventKey = 1;
if (return_code == GENA_E_NOTIFY_UNACCEPTED_REMOVE_SUB)
RemoveSubscriptionSID(in->sid, service);
free_notify_struct(in);
HandleUnlock();
}
/*!
* \brief Allocates the GENA header.
*
* \note The header must be destroyed after with a call to free(), otherwise
* there will be a memory leak.
*
* \return The constructed header.
*/
static char *AllocGenaHeaders(
/*! [in] The property set string. */
const DOMString propertySet)
{
static const char *HEADER_LINE_1 =
"CONTENT-TYPE: text/xml; charset=\"utf-8\"\r\n";
static const char *HEADER_LINE_2A =
"CONTENT-LENGTH: ";
static const char *HEADER_LINE_2B =
"\r\n";
static const char *HEADER_LINE_3 =
"NT: upnp:event\r\n";
static const char *HEADER_LINE_4 =
"NTS: upnp:propchange\r\n";
char *headers = NULL;
size_t headers_size = 0;
int line = 0;
int rc = 0;
headers_size =
strlen(HEADER_LINE_1 ) +
strlen(HEADER_LINE_2A) + MAX_CONTENT_LENGTH +
strlen(HEADER_LINE_2B) +
strlen(HEADER_LINE_3 ) +
strlen(HEADER_LINE_4 ) + 1;
headers = (char *)malloc(headers_size);
if (headers == NULL) {
line = __LINE__;
goto ExitFunction;
}
rc = snprintf(headers, headers_size, "%s%s%"PRIzu"%s%s%s",
HEADER_LINE_1,
HEADER_LINE_2A,
strlen(propertySet) + 2,
HEADER_LINE_2B,
HEADER_LINE_3,
HEADER_LINE_4);
ExitFunction:
if (headers == NULL || rc < 0 || (unsigned int) rc >= headers_size) {
UpnpPrintf(UPNP_ALL, GENA, __FILE__, line,
"AllocGenaHeaders(): Error UPNP_E_OUTOF_MEMORY\n");
}
return headers;
}
int genaInitNotify(
UpnpDevice_Handle device_handle,
char *UDN,
char *servId,
char **VarNames,
char **VarValues,
int var_count,
const Upnp_SID sid)
{
int ret = GENA_SUCCESS;
int line = 0;
int *reference_count = NULL;
char *UDN_copy = NULL;
char *servId_copy = NULL;
DOMString propertySet = NULL;
char *headers = NULL;
notify_thread_struct *thread_struct = NULL;
subscription *sub = NULL;
service_info *service = NULL;
struct Handle_Info *handle_info;
ThreadPoolJob job;
memset(&job, 0, sizeof(job));
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"GENA BEGIN INITIAL NOTIFY");
reference_count = (int *)malloc(sizeof (int));
if (reference_count == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
*reference_count = 0;
UDN_copy = strdup(UDN);
if (UDN_copy == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
servId_copy = strdup(servId);
if (servId_copy == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
HandleLock();
if (GetHandleInfo(device_handle, &handle_info) != HND_DEVICE) {
line = __LINE__;
ret = GENA_E_BAD_HANDLE;
goto ExitFunction;
}
service = FindServiceId(&handle_info->ServiceTable, servId, UDN);
if (service == NULL) {
line = __LINE__;
ret = GENA_E_BAD_SERVICE;
goto ExitFunction;
}
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"FOUND SERVICE IN INIT NOTFY: UDN %s, ServID: %s",
UDN, servId);
sub = GetSubscriptionSID(sid, service);
if (sub == NULL || sub->active) {
line = __LINE__;
ret = GENA_E_BAD_SID;
goto ExitFunction;
}
UpnpPrintf( UPNP_INFO, GENA, __FILE__, __LINE__,
"FOUND SUBSCRIPTION IN INIT NOTIFY: SID %s", sid);
sub->active = 1;
if (var_count <= 0) {
line = __LINE__;
ret = GENA_SUCCESS;
goto ExitFunction;
}
ret = GeneratePropertySet(VarNames, VarValues, var_count, &propertySet);
if (ret != XML_SUCCESS) {
line = __LINE__;
goto ExitFunction;
}
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"GENERATED PROPERTY SET IN INIT NOTIFY: %s",
propertySet);
headers = AllocGenaHeaders(propertySet);
if (headers == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
/* schedule thread for initial notification */
thread_struct = (notify_thread_struct *)malloc(sizeof (notify_thread_struct));
if (thread_struct == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
} else {
*reference_count = 1;
thread_struct->servId = servId_copy;
thread_struct->UDN = UDN_copy;
thread_struct->headers = headers;
thread_struct->propertySet = propertySet;
memset(thread_struct->sid, 0, sizeof(thread_struct->sid));
strncpy(thread_struct->sid, sid,
sizeof(thread_struct->sid) - 1);
thread_struct->eventKey = sub->eventKey++;
thread_struct->reference_count = reference_count;
thread_struct->device_handle = device_handle;
TPJobInit(&job, (start_routine)genaNotifyThread, thread_struct);
TPJobSetFreeFunction(&job, (free_routine)free_notify_struct);
TPJobSetPriority(&job, MED_PRIORITY);
ret = ThreadPoolAdd(&gSendThreadPool, &job, NULL);
if (ret != 0) {
if (ret == EOUTOFMEM) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
}
} else {
line = __LINE__;
ret = GENA_SUCCESS;
}
}
ExitFunction:
if (ret != GENA_SUCCESS || var_count <= 0) {
free(thread_struct);
free(headers);
ixmlFreeDOMString(propertySet);
free(servId_copy);
free(UDN_copy);
free(reference_count);
}
HandleUnlock();
UpnpPrintf(UPNP_INFO, GENA, __FILE__, line,
"GENA END INITIAL NOTIFY, ret = %d",
ret);
return ret;
}
int genaInitNotifyExt(
UpnpDevice_Handle device_handle,
char *UDN,
char *servId,
IXML_Document *PropSet,
const Upnp_SID sid)
{
int ret = GENA_SUCCESS;
int line = 0;
int *reference_count = NULL;
char *UDN_copy = NULL;
char *servId_copy = NULL;
DOMString propertySet = NULL;
char *headers = NULL;
notify_thread_struct *thread_struct = NULL;
subscription *sub = NULL;
service_info *service = NULL;
struct Handle_Info *handle_info;
ThreadPoolJob job;
memset(&job, 0, sizeof(job));
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"GENA BEGIN INITIAL NOTIFY EXT");
reference_count = (int *)malloc(sizeof (int));
if (reference_count == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
*reference_count = 0;
UDN_copy = strdup(UDN);
if (UDN_copy == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
servId_copy = strdup(servId);
if( servId_copy == NULL ) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
HandleLock();
if (GetHandleInfo(device_handle, &handle_info) != HND_DEVICE) {
line = __LINE__;
ret = GENA_E_BAD_HANDLE;
goto ExitFunction;
}
service = FindServiceId(&handle_info->ServiceTable, servId, UDN);
if (service == NULL) {
line = __LINE__;
ret = GENA_E_BAD_SERVICE;
goto ExitFunction;
}
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"FOUND SERVICE IN INIT NOTFY EXT: UDN %s, ServID: %s",
UDN, servId);
sub = GetSubscriptionSID(sid, service);
if (sub == NULL || sub->active) {
line = __LINE__;
ret = GENA_E_BAD_SID;
goto ExitFunction;
}
UpnpPrintf( UPNP_INFO, GENA, __FILE__, __LINE__,
"FOUND SUBSCRIPTION IN INIT NOTIFY EXT: SID %s", sid);
sub->active = 1;
if (PropSet == 0) {
line = __LINE__;
ret = GENA_SUCCESS;
goto ExitFunction;
}
propertySet = ixmlPrintNode((IXML_Node *)PropSet);
if (propertySet == NULL) {
line = __LINE__;
ret = UPNP_E_INVALID_PARAM;
goto ExitFunction;
}
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"GENERATED PROPERTY SET IN INIT EXT NOTIFY: %s",
propertySet);
headers = AllocGenaHeaders(propertySet);
if (headers == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
/* schedule thread for initial notification */
thread_struct = (notify_thread_struct *)malloc(sizeof (notify_thread_struct));
if (thread_struct == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
} else {
*reference_count = 1;
thread_struct->servId = servId_copy;
thread_struct->UDN = UDN_copy;
thread_struct->headers = headers;
thread_struct->propertySet = propertySet;
memset(thread_struct->sid, 0, sizeof(thread_struct->sid));
strncpy(thread_struct->sid, sid,
sizeof(thread_struct->sid) - 1);
thread_struct->eventKey = sub->eventKey++;
thread_struct->reference_count = reference_count;
thread_struct->device_handle = device_handle;
TPJobInit(&job, (start_routine)genaNotifyThread, thread_struct);
TPJobSetFreeFunction(&job, (free_routine)free_notify_struct);
TPJobSetPriority(&job, MED_PRIORITY);
ret = ThreadPoolAdd(&gSendThreadPool, &job, NULL);
if (ret != 0) {
if (ret == EOUTOFMEM) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
}
} else {
line = __LINE__;
ret = GENA_SUCCESS;
}
}
ExitFunction:
if (ret != GENA_SUCCESS || PropSet == 0) {
free(thread_struct);
free(headers);
ixmlFreeDOMString(propertySet);
free(servId_copy);
free(UDN_copy);
free(reference_count);
}
HandleUnlock();
UpnpPrintf(UPNP_INFO, GENA, __FILE__, line,
"GENA END INITIAL NOTIFY EXT, ret = %d",
ret);
return ret;
}
int genaNotifyAllExt(
UpnpDevice_Handle device_handle,
char *UDN,
char *servId,
IXML_Document *PropSet)
{
int ret = GENA_SUCCESS;
int line = 0;
int *reference_count = NULL;
char *UDN_copy = NULL;
char *servId_copy = NULL;
DOMString propertySet = NULL;
char *headers = NULL;
notify_thread_struct *thread_struct = NULL;
subscription *finger = NULL;
service_info *service = NULL;
struct Handle_Info *handle_info;
ThreadPoolJob job;
memset(&job, 0, sizeof(job));
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"GENA BEGIN NOTIFY ALL EXT");
reference_count = (int *)malloc(sizeof (int));
if (reference_count == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
*reference_count = 0;
UDN_copy = strdup(UDN);
if (UDN_copy == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
servId_copy = strdup(servId);
if( servId_copy == NULL ) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
propertySet = ixmlPrintNode((IXML_Node *)PropSet);
if (propertySet == NULL) {
line = __LINE__;
ret = UPNP_E_INVALID_PARAM;
goto ExitFunction;
}
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"GENERATED PROPERTY SET IN EXT NOTIFY: %s",
propertySet);
headers = AllocGenaHeaders(propertySet);
if (headers == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
HandleLock();
if (GetHandleInfo(device_handle, &handle_info) != HND_DEVICE) {
line = __LINE__;
ret = GENA_E_BAD_HANDLE;
} else {
service = FindServiceId(&handle_info->ServiceTable, servId, UDN);
if (service != NULL) {
finger = GetFirstSubscription(service);
while (finger) {
thread_struct = (notify_thread_struct *)malloc(sizeof (notify_thread_struct));
if (thread_struct == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
break;
}
(*reference_count)++;
thread_struct->reference_count = reference_count;
thread_struct->UDN = UDN_copy;
thread_struct->servId = servId_copy;
thread_struct->headers = headers;
thread_struct->propertySet = propertySet;
memset(thread_struct->sid, 0,
sizeof(thread_struct->sid));
strncpy(thread_struct->sid, finger->sid,
sizeof(thread_struct->sid) - 1);
thread_struct->eventKey = finger->eventKey++;
thread_struct->device_handle = device_handle;
/* if overflow, wrap to 1 */
if (finger->eventKey < 0) {
finger->eventKey = 1;
}
TPJobInit(&job, (start_routine)genaNotifyThread, thread_struct);
TPJobSetFreeFunction(&job, (free_routine)free_notify_struct);
TPJobSetPriority(&job, MED_PRIORITY);
ret = ThreadPoolAdd(&gSendThreadPool, &job, NULL);
if (ret != 0) {
line = __LINE__;
if (ret == EOUTOFMEM) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
}
break;
}
finger = GetNextSubscription(service, finger);
}
} else {
line = __LINE__;
ret = GENA_E_BAD_SERVICE;
}
}
ExitFunction:
if (ret != GENA_SUCCESS || *reference_count == 0) {
free(headers);
ixmlFreeDOMString(propertySet);
free(servId_copy);
free(UDN_copy);
free(reference_count);
}
HandleUnlock();
UpnpPrintf(UPNP_INFO, GENA, __FILE__, line,
"GENA END NOTIFY ALL EXT, ret = %d",
ret);
return ret;
}
int genaNotifyAll(
UpnpDevice_Handle device_handle,
char *UDN,
char *servId,
char **VarNames,
char **VarValues,
int var_count)
{
int ret = GENA_SUCCESS;
int line = 0;
int *reference_count = NULL;
char *UDN_copy = NULL;
char *servId_copy = NULL;
DOMString propertySet = NULL;
char *headers = NULL;
notify_thread_struct *thread_struct = NULL;
subscription *finger = NULL;
service_info *service = NULL;
struct Handle_Info *handle_info;
ThreadPoolJob job;
memset(&job, 0, sizeof(job));
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"GENA BEGIN NOTIFY ALL");
reference_count = (int *)malloc(sizeof (int));
if (reference_count == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
*reference_count = 0;
UDN_copy = strdup(UDN);
if (UDN_copy == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
servId_copy = strdup(servId);
if( servId_copy == NULL ) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
ret = GeneratePropertySet(VarNames, VarValues, var_count, &propertySet);
if (ret != XML_SUCCESS) {
line = __LINE__;
goto ExitFunction;
}
UpnpPrintf(UPNP_INFO, GENA, __FILE__, __LINE__,
"GENERATED PROPERTY SET IN EXT NOTIFY: %s",
propertySet);
headers = AllocGenaHeaders(propertySet);
if (headers == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
goto ExitFunction;
}
HandleLock();
if (GetHandleInfo(device_handle, &handle_info) != HND_DEVICE) {
line = __LINE__;
ret = GENA_E_BAD_HANDLE;
} else {
service = FindServiceId(&handle_info->ServiceTable, servId, UDN);
if (service != NULL) {
finger = GetFirstSubscription(service);
while (finger) {
thread_struct = (notify_thread_struct *)malloc(sizeof (notify_thread_struct));
if (thread_struct == NULL) {
line = __LINE__;
ret = UPNP_E_OUTOF_MEMORY;
break;
}
(*reference_count)++;
thread_struct->reference_count = reference_count;
thread_struct->UDN = UDN_copy;
thread_struct->servId = servId_copy;
thread_struct->headers = headers;
thread_struct->propertySet = propertySet;
memset(thread_struct->sid, 0,
sizeof(thread_struct->sid));
strncpy(thread_struct->sid, finger->sid,
sizeof(thread_struct->sid) - 1);
thread_struct->eventKey = finger->eventKey++;
thread_struct->device_handle = device_handle;
/* if overflow, wrap to 1 */
if (finger->eventKey < 0) {
finger->eventKey = 1;
}
TPJobInit(&job, (start_routine)genaNotifyThread, thread_struct);
TPJobSetFreeFunction(&job, (free_routine)free_notify_struct);
TPJobSetPriority(&job, MED_PRIORITY);
ret = ThreadPoolAdd(&gSendThreadPool, &job, NULL);