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webservices: Protect channels with a critical section. 

Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Hans Leidekker 2017-03-08 11:25:55 +01:00 committed by Alexandre Julliard
parent 2422fe8457
commit 4cd4f7c4ca
1 changed files with 153 additions and 23 deletions
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176
dlls/webservices/channel.c
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@ -87,6 +87,8 @@ static const struct prop_desc channel_props[] =
struct channel
{
ULONG magic;
CRITICAL_SECTION cs;
WS_CHANNEL_TYPE type;
WS_CHANNEL_BINDING binding;
WS_CHANNEL_STATE state;
@ -100,6 +102,8 @@ struct channel
struct prop prop[sizeof(channel_props)/sizeof(channel_props[0])];
};
#define CHANNEL_MAGIC (('C' << 24) | ('H' << 16) | ('A' << 8) | 'N')
static struct channel *alloc_channel(void)
{
static const ULONG count = sizeof(channel_props)/sizeof(channel_props[0]);
@ -107,6 +111,11 @@ static struct channel *alloc_channel(void)
ULONG size = sizeof(*ret) + prop_size( channel_props, count );
if (!(ret = heap_alloc_zero( size ))) return NULL;
ret->magic = CHANNEL_MAGIC;
InitializeCriticalSection( &ret->cs );
ret->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": channel.cs");
prop_init( channel_props, count, ret->prop, &ret[1] );
ret->prop_count = count;
return ret;
@ -114,13 +123,15 @@ static struct channel *alloc_channel(void)
static void free_channel( struct channel *channel )
{
if (!channel) return;
WsFreeWriter( channel->writer );
WsFreeReader( channel->reader );
WinHttpCloseHandle( channel->http_request );
WinHttpCloseHandle( channel->http_connect );
WinHttpCloseHandle( channel->http_session );
heap_free( channel->addr.url.chars );
channel->cs.DebugInfo->Spare[0] = 0;
DeleteCriticalSection( &channel->cs );
heap_free( channel );
}
@ -197,6 +208,20 @@ void WINAPI WsFreeChannel( WS_CHANNEL *handle )
struct channel *channel = (struct channel *)handle;
TRACE( "%p\n", handle );
if (!channel) return;
EnterCriticalSection( &channel->cs );
if (channel->magic != CHANNEL_MAGIC)
{
LeaveCriticalSection( &channel->cs );
return;
}
channel->magic = 0;
LeaveCriticalSection( &channel->cs );
free_channel( channel );
}
@ -207,12 +232,25 @@ HRESULT WINAPI WsGetChannelProperty( WS_CHANNEL *handle, WS_CHANNEL_PROPERTY_ID
ULONG size, WS_ERROR *error )
{
struct channel *channel = (struct channel *)handle;
HRESULT hr;
TRACE( "%p %u %p %u %p\n", handle, id, buf, size, error );
if (error) FIXME( "ignoring error parameter\n" );
if (!handle) return E_INVALIDARG;
return prop_get( channel->prop, channel->prop_count, id, buf, size );
if (!channel) return E_INVALIDARG;
EnterCriticalSection( &channel->cs );
if (channel->magic != CHANNEL_MAGIC)
{
LeaveCriticalSection( &channel->cs );
return E_INVALIDARG;
}
hr = prop_get( channel->prop, channel->prop_count, id, buf, size );
LeaveCriticalSection( &channel->cs );
return hr;
}
/**************************************************************************
@ -222,12 +260,25 @@ HRESULT WINAPI WsSetChannelProperty( WS_CHANNEL *handle, WS_CHANNEL_PROPERTY_ID
ULONG size, WS_ERROR *error )
{
struct channel *channel = (struct channel *)handle;
HRESULT hr;
TRACE( "%p %u %p %u\n", handle, id, value, size );
if (error) FIXME( "ignoring error parameter\n" );
if (!handle) return E_INVALIDARG;
return prop_set( channel->prop, channel->prop_count, id, value, size );
if (!channel) return E_INVALIDARG;
EnterCriticalSection( &channel->cs );
if (channel->magic != CHANNEL_MAGIC)
{
LeaveCriticalSection( &channel->cs );
return E_INVALIDARG;
}
hr = prop_set( channel->prop, channel->prop_count, id, value, size );
LeaveCriticalSection( &channel->cs );
return hr;
}
static HRESULT open_channel( struct channel *channel, const WS_ENDPOINT_ADDRESS *endpoint )
@ -253,15 +304,32 @@ HRESULT WINAPI WsOpenChannel( WS_CHANNEL *handle, const WS_ENDPOINT_ADDRESS *end
const WS_ASYNC_CONTEXT *ctx, WS_ERROR *error )
{
struct channel *channel = (struct channel *)handle;
HRESULT hr;
TRACE( "%p %p %p %p\n", handle, endpoint, ctx, error );
if (error) FIXME( "ignoring error parameter\n" );
if (ctx) FIXME( "ignoring ctx parameter\n" );
if (!handle || !endpoint) return E_INVALIDARG;
if (channel->state != WS_CHANNEL_STATE_CREATED) return WS_E_INVALID_OPERATION;
if (!channel || !endpoint) return E_INVALIDARG;
return open_channel( channel, endpoint );
EnterCriticalSection( &channel->cs );
if (channel->magic != CHANNEL_MAGIC)
{
LeaveCriticalSection( &channel->cs );
return E_INVALIDARG;
}
if (channel->state != WS_CHANNEL_STATE_CREATED)
{
LeaveCriticalSection( &channel->cs );
return WS_E_INVALID_OPERATION;
}
hr = open_channel( channel, endpoint );
LeaveCriticalSection( &channel->cs );
return hr;
}
static HRESULT close_channel( struct channel *channel )
@ -287,13 +355,26 @@ static HRESULT close_channel( struct channel *channel )
HRESULT WINAPI WsCloseChannel( WS_CHANNEL *handle, const WS_ASYNC_CONTEXT *ctx, WS_ERROR *error )
{
struct channel *channel = (struct channel *)handle;
HRESULT hr;
TRACE( "%p %p %p\n", handle, ctx, error );
if (error) FIXME( "ignoring error parameter\n" );
if (ctx) FIXME( "ignoring ctx parameter\n" );
if (!handle) return E_INVALIDARG;
return close_channel( channel );
if (!channel) return E_INVALIDARG;
EnterCriticalSection( &channel->cs );
if (channel->magic != CHANNEL_MAGIC)
{
LeaveCriticalSection( &channel->cs );
return E_INVALIDARG;
}
hr = close_channel( channel );
LeaveCriticalSection( &channel->cs );
return hr;
}
static HRESULT parse_url( const WCHAR *url, ULONG len, URL_COMPONENTS *uc )
@ -444,10 +525,26 @@ HRESULT channel_send_message( WS_CHANNEL *handle, WS_MESSAGE *msg )
WS_BYTES buf;
HRESULT hr;
if ((hr = connect_channel( channel, msg )) != S_OK) return hr;
EnterCriticalSection( &channel->cs );
if (channel->magic != CHANNEL_MAGIC)
{
LeaveCriticalSection( &channel->cs );
return E_INVALIDARG;
}
if ((hr = connect_channel( channel, msg )) != S_OK)
{
LeaveCriticalSection( &channel->cs );
return hr;
}
WsGetMessageProperty( msg, WS_MESSAGE_PROPERTY_BODY_WRITER, &writer, sizeof(writer), NULL );
WsGetWriterProperty( writer, WS_XML_WRITER_PROPERTY_BYTES, &buf, sizeof(buf), NULL );
return send_message( channel, buf.bytes, buf.length );
hr = send_message( channel, buf.bytes, buf.length );
LeaveCriticalSection( &channel->cs );
return hr;
}
/**************************************************************************
@ -464,18 +561,28 @@ HRESULT WINAPI WsSendMessage( WS_CHANNEL *handle, WS_MESSAGE *msg, const WS_MESS
if (error) FIXME( "ignoring error parameter\n" );
if (ctx) FIXME( "ignoring ctx parameter\n" );
if (!handle || !msg || !desc) return E_INVALIDARG;
if (!channel || !msg || !desc) return E_INVALIDARG;
if ((hr = WsInitializeMessage( msg, WS_REQUEST_MESSAGE, NULL, NULL )) != S_OK) return hr;
if ((hr = WsAddressMessage( msg, &channel->addr, NULL )) != S_OK) return hr;
if ((hr = message_set_action( msg, desc->action )) != S_OK) return hr;
EnterCriticalSection( &channel->cs );
if (!channel->writer && (hr = WsCreateWriter( NULL, 0, &channel->writer, NULL )) != S_OK) return hr;
if ((hr = set_output( channel->writer )) != S_OK) return hr;
if ((hr = write_message( msg, channel->writer, desc->bodyElementDescription, option, body, size )) != S_OK)
return hr;
if (channel->magic != CHANNEL_MAGIC)
{
LeaveCriticalSection( &channel->cs );
return E_INVALIDARG;
}
return channel_send_message( handle, msg );
if ((hr = WsInitializeMessage( msg, WS_REQUEST_MESSAGE, NULL, NULL )) != S_OK) goto done;
if ((hr = WsAddressMessage( msg, &channel->addr, NULL )) != S_OK) goto done;
if ((hr = message_set_action( msg, desc->action )) != S_OK) goto done;
if (!channel->writer && (hr = WsCreateWriter( NULL, 0, &channel->writer, NULL )) != S_OK) goto done;
if ((hr = set_output( channel->writer )) != S_OK) goto done;
hr = write_message( msg, channel->writer, desc->bodyElementDescription, option, body, size );
done:
LeaveCriticalSection( &channel->cs );
if (hr == S_OK) hr = channel_send_message( handle, msg );
return hr;
}
#define INITIAL_READ_BUFFER_SIZE 4096
@ -529,9 +636,21 @@ HRESULT channel_receive_message( WS_CHANNEL *handle, char **buf, ULONG *len )
{
struct channel *channel = (struct channel *)handle;
ULONG max_len;
HRESULT hr;
EnterCriticalSection( &channel->cs );
if (channel->magic != CHANNEL_MAGIC)
{
LeaveCriticalSection( &channel->cs );
return E_INVALIDARG;
}
WsGetChannelProperty( handle, WS_CHANNEL_PROPERTY_MAX_BUFFERED_MESSAGE_SIZE, &max_len, sizeof(max_len), NULL );
return receive_message( channel, max_len, buf, len );
hr = receive_message( channel, max_len, buf, len );
LeaveCriticalSection( &channel->cs );
return hr;
}
HRESULT set_input( WS_XML_READER *reader, char *data, ULONG size )
@ -586,14 +705,25 @@ HRESULT WINAPI WsReceiveMessage( WS_CHANNEL *handle, WS_MESSAGE *msg, const WS_M
return E_NOTIMPL;
}
if (!handle || !msg || !desc || !count) return E_INVALIDARG;
if (!channel || !msg || !desc || !count) return E_INVALIDARG;
if ((hr = channel_receive_message( handle, &buf, &len )) != S_OK) return hr;
EnterCriticalSection( &channel->cs );
if (channel->magic != CHANNEL_MAGIC)
{
heap_free( buf );
LeaveCriticalSection( &channel->cs );
return E_INVALIDARG;
}
if (!channel->reader && (hr = WsCreateReader( NULL, 0, &channel->reader, NULL )) != S_OK) goto done;
if ((hr = set_input( channel->reader, buf, len )) != S_OK) goto done;
hr = read_message( msg, channel->reader, desc[0]->bodyElementDescription, read_option, heap, value, size );
done:
heap_free( buf );
LeaveCriticalSection( &channel->cs );
return hr;
}