| /* |
| * Copyright 2015, 2016 Hans Leidekker for CodeWeavers |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include <stdarg.h> |
| |
| #include "windef.h" |
| #include "winbase.h" |
| #include "winnls.h" |
| #include "webservices.h" |
| |
| #include "wine/debug.h" |
| #include "wine/list.h" |
| #include "webservices_private.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(webservices); |
| |
| static const struct prop_desc heap_props[] = |
| { |
| { sizeof(SIZE_T), FALSE }, /* WS_HEAP_PROPERTY_MAX_SIZE */ |
| { sizeof(SIZE_T), FALSE }, /* WS_HEAP_PROPERTY_TRIM_SIZE */ |
| { sizeof(SIZE_T), TRUE }, /* WS_HEAP_PROPERTY_REQUESTED_SIZE */ |
| { sizeof(SIZE_T), TRUE } /* WS_HEAP_PROPERTY_ACTUAL_SIZE */ |
| }; |
| |
| struct heap |
| { |
| ULONG magic; |
| CRITICAL_SECTION cs; |
| HANDLE handle; |
| SIZE_T max_size; |
| SIZE_T allocated; |
| ULONG prop_count; |
| struct prop prop[sizeof(heap_props)/sizeof(heap_props[0])]; |
| }; |
| |
| #define HEAP_MAGIC (('H' << 24) | ('E' << 16) | ('A' << 8) | 'P') |
| |
| static BOOL ensure_heap( struct heap *heap ) |
| { |
| SIZE_T size; |
| if (heap->handle) return TRUE; |
| prop_get( heap->prop, heap->prop_count, WS_HEAP_PROPERTY_MAX_SIZE, &size, sizeof(size) ); |
| if (!(heap->handle = HeapCreate( 0, 0, 0 ))) return FALSE; |
| heap->max_size = size; |
| heap->allocated = 0; |
| return TRUE; |
| } |
| |
| void *ws_alloc( WS_HEAP *handle, SIZE_T size ) |
| { |
| struct heap *heap = (struct heap *)handle; |
| void *ret = NULL; |
| |
| EnterCriticalSection( &heap->cs ); |
| |
| if (heap->magic != HEAP_MAGIC) goto done; |
| if (!ensure_heap( heap ) || size > heap->max_size - heap->allocated) goto done; |
| if ((ret = HeapAlloc( heap->handle, 0, size ))) heap->allocated += size; |
| |
| done: |
| LeaveCriticalSection( &heap->cs ); |
| return ret; |
| } |
| |
| void *ws_alloc_zero( WS_HEAP *handle, SIZE_T size ) |
| { |
| struct heap *heap = (struct heap *)handle; |
| void *ret = NULL; |
| |
| EnterCriticalSection( &heap->cs ); |
| |
| if (heap->magic != HEAP_MAGIC) goto done; |
| if (!ensure_heap( heap ) || size > heap->max_size - heap->allocated) goto done; |
| if ((ret = HeapAlloc( heap->handle, HEAP_ZERO_MEMORY, size ))) heap->allocated += size; |
| |
| done: |
| LeaveCriticalSection( &heap->cs ); |
| return ret; |
| } |
| |
| void *ws_realloc( WS_HEAP *handle, void *ptr, SIZE_T old_size, SIZE_T new_size ) |
| { |
| struct heap *heap = (struct heap *)handle; |
| void *ret = NULL; |
| |
| EnterCriticalSection( &heap->cs ); |
| |
| if (heap->magic != HEAP_MAGIC || !ensure_heap( heap )) goto done; |
| if (new_size >= old_size) |
| { |
| SIZE_T size = new_size - old_size; |
| if (size > heap->max_size - heap->allocated) goto done; |
| if ((ret = HeapReAlloc( heap->handle, 0, ptr, new_size ))) heap->allocated += size; |
| } |
| else |
| { |
| SIZE_T size = old_size - new_size; |
| if ((ret = HeapReAlloc( heap->handle, 0, ptr, new_size ))) heap->allocated -= size; |
| } |
| |
| done: |
| LeaveCriticalSection( &heap->cs ); |
| return ret; |
| } |
| |
| void *ws_realloc_zero( WS_HEAP *handle, void *ptr, SIZE_T old_size, SIZE_T new_size ) |
| { |
| struct heap *heap = (struct heap *)handle; |
| void *ret = NULL; |
| |
| EnterCriticalSection( &heap->cs ); |
| |
| if (heap->magic != HEAP_MAGIC || !ensure_heap( heap )) goto done; |
| if (new_size >= old_size) |
| { |
| SIZE_T size = new_size - old_size; |
| if (size > heap->max_size - heap->allocated) goto done; |
| if ((ret = HeapReAlloc( heap->handle, HEAP_ZERO_MEMORY, ptr, new_size ))) heap->allocated += size; |
| } |
| else |
| { |
| SIZE_T size = old_size - new_size; |
| if ((ret = HeapReAlloc( heap->handle, HEAP_ZERO_MEMORY, ptr, new_size ))) heap->allocated -= size; |
| } |
| |
| done: |
| LeaveCriticalSection( &heap->cs ); |
| return ret; |
| } |
| |
| void ws_free( WS_HEAP *handle, void *ptr, SIZE_T size ) |
| { |
| struct heap *heap = (struct heap *)handle; |
| |
| EnterCriticalSection( &heap->cs ); |
| |
| if (heap->magic == HEAP_MAGIC) |
| { |
| HeapFree( heap->handle, 0, ptr ); |
| heap->allocated -= size; |
| } |
| |
| LeaveCriticalSection( &heap->cs ); |
| } |
| |
| /************************************************************************** |
| * WsAlloc [webservices.@] |
| */ |
| HRESULT WINAPI WsAlloc( WS_HEAP *handle, SIZE_T size, void **ptr, WS_ERROR *error ) |
| { |
| void *mem; |
| |
| TRACE( "%p %u %p %p\n", handle, (ULONG)size, ptr, error ); |
| if (error) FIXME( "ignoring error parameter\n" ); |
| |
| if (!handle || !ptr) return E_INVALIDARG; |
| if (!(mem = ws_alloc( handle, size ))) return WS_E_QUOTA_EXCEEDED; |
| *ptr = mem; |
| return S_OK; |
| } |
| |
| static struct heap *alloc_heap(void) |
| { |
| static const ULONG count = sizeof(heap_props)/sizeof(heap_props[0]); |
| struct heap *ret; |
| ULONG size = sizeof(*ret) + prop_size( heap_props, count ); |
| |
| if (!(ret = heap_alloc_zero( size ))) return NULL; |
| |
| ret->magic = HEAP_MAGIC; |
| InitializeCriticalSection( &ret->cs ); |
| ret->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": heap.cs"); |
| |
| prop_init( heap_props, count, ret->prop, &ret[1] ); |
| ret->prop_count = count; |
| return ret; |
| } |
| |
| /************************************************************************** |
| * WsCreateHeap [webservices.@] |
| */ |
| HRESULT WINAPI WsCreateHeap( SIZE_T max_size, SIZE_T trim_size, const WS_HEAP_PROPERTY *properties, |
| ULONG count, WS_HEAP **handle, WS_ERROR *error ) |
| { |
| struct heap *heap; |
| |
| TRACE( "%u %u %p %u %p %p\n", (ULONG)max_size, (ULONG)trim_size, properties, count, handle, error ); |
| if (error) FIXME( "ignoring error parameter\n" ); |
| |
| if (!handle || count) return E_INVALIDARG; |
| if (!(heap = alloc_heap())) return E_OUTOFMEMORY; |
| |
| prop_set( heap->prop, heap->prop_count, WS_HEAP_PROPERTY_MAX_SIZE, &max_size, sizeof(max_size) ); |
| prop_set( heap->prop, heap->prop_count, WS_HEAP_PROPERTY_TRIM_SIZE, &trim_size, sizeof(trim_size) ); |
| |
| TRACE( "created %p\n", heap ); |
| *handle = (WS_HEAP *)heap; |
| return S_OK; |
| } |
| |
| static void reset_heap( struct heap *heap ) |
| { |
| HeapDestroy( heap->handle ); |
| heap->handle = NULL; |
| heap->max_size = heap->allocated = 0; |
| } |
| |
| /************************************************************************** |
| * WsFreeHeap [webservices.@] |
| */ |
| void WINAPI WsFreeHeap( WS_HEAP *handle ) |
| { |
| struct heap *heap = (struct heap *)handle; |
| |
| TRACE( "%p\n", handle ); |
| |
| if (!heap) return; |
| |
| EnterCriticalSection( &heap->cs ); |
| |
| if (heap->magic != HEAP_MAGIC) |
| { |
| LeaveCriticalSection( &heap->cs ); |
| return; |
| } |
| |
| reset_heap( heap ); |
| heap->magic = 0; |
| |
| LeaveCriticalSection( &heap->cs ); |
| |
| heap->cs.DebugInfo->Spare[0] = 0; |
| DeleteCriticalSection( &heap->cs ); |
| heap_free( heap ); |
| } |
| |
| /************************************************************************** |
| * WsResetHeap [webservices.@] |
| */ |
| HRESULT WINAPI WsResetHeap( WS_HEAP *handle, WS_ERROR *error ) |
| { |
| struct heap *heap = (struct heap *)handle; |
| |
| TRACE( "%p %p\n", handle, error ); |
| if (error) FIXME( "ignoring error parameter\n" ); |
| |
| if (!heap) return E_INVALIDARG; |
| |
| EnterCriticalSection( &heap->cs ); |
| |
| if (heap->magic != HEAP_MAGIC) |
| { |
| LeaveCriticalSection( &heap->cs ); |
| return E_INVALIDARG; |
| } |
| |
| reset_heap( heap ); |
| |
| LeaveCriticalSection( &heap->cs ); |
| return S_OK; |
| } |
| |
| /************************************************************************** |
| * WsGetHeapProperty [webservices.@] |
| */ |
| HRESULT WINAPI WsGetHeapProperty( WS_HEAP *handle, WS_HEAP_PROPERTY_ID id, void *buf, |
| ULONG size, WS_ERROR *error ) |
| { |
| struct heap *heap = (struct heap *)handle; |
| HRESULT hr = S_OK; |
| |
| TRACE( "%p %u %p %u %p\n", handle, id, buf, size, error ); |
| if (error) FIXME( "ignoring error parameter\n" ); |
| |
| if (!heap) return E_INVALIDARG; |
| |
| EnterCriticalSection( &heap->cs ); |
| |
| if (heap->magic != HEAP_MAGIC) |
| { |
| LeaveCriticalSection( &heap->cs ); |
| return E_INVALIDARG; |
| } |
| |
| switch (id) |
| { |
| case WS_HEAP_PROPERTY_REQUESTED_SIZE: |
| case WS_HEAP_PROPERTY_ACTUAL_SIZE: |
| { |
| SIZE_T *heap_size = buf; |
| if (!buf || size != sizeof(heap_size)) hr = E_INVALIDARG; |
| else *heap_size = heap->allocated; |
| break; |
| } |
| default: |
| hr = prop_get( heap->prop, heap->prop_count, id, buf, size ); |
| } |
| |
| LeaveCriticalSection( &heap->cs ); |
| return hr; |
| } |
| |
| #define XML_BUFFER_INITIAL_ALLOCATED_SIZE 256 |
| struct xmlbuf *alloc_xmlbuf( WS_HEAP *heap, SIZE_T size, WS_XML_WRITER_ENCODING_TYPE encoding, WS_CHARSET charset, |
| const WS_XML_DICTIONARY *dict_static, WS_XML_DICTIONARY *dict ) |
| { |
| struct xmlbuf *ret; |
| |
| if (!size) size = XML_BUFFER_INITIAL_ALLOCATED_SIZE; |
| if (!(ret = ws_alloc( heap, sizeof(*ret) ))) return NULL; |
| if (!(ret->bytes.bytes = ws_alloc( heap, size ))) |
| { |
| ws_free( heap, ret, sizeof(*ret) ); |
| return NULL; |
| } |
| ret->heap = heap; |
| ret->size = size; |
| ret->bytes.length = 0; |
| ret->encoding = encoding; |
| ret->charset = charset; |
| ret->dict_static = dict_static; |
| ret->dict = dict; |
| return ret; |
| } |
| |
| void free_xmlbuf( struct xmlbuf *xmlbuf ) |
| { |
| if (!xmlbuf) return; |
| ws_free( xmlbuf->heap, xmlbuf->bytes.bytes, xmlbuf->size ); |
| ws_free( xmlbuf->heap, xmlbuf, sizeof(*xmlbuf) ); |
| } |
| |
| /************************************************************************** |
| * WsCreateXmlBuffer [webservices.@] |
| */ |
| HRESULT WINAPI WsCreateXmlBuffer( WS_HEAP *heap, const WS_XML_BUFFER_PROPERTY *properties, |
| ULONG count, WS_XML_BUFFER **handle, WS_ERROR *error ) |
| { |
| struct xmlbuf *xmlbuf; |
| |
| TRACE( "%p %p %u %p %p\n", heap, properties, count, handle, error ); |
| if (error) FIXME( "ignoring error parameter\n" ); |
| |
| if (!heap || !handle) return E_INVALIDARG; |
| if (count) FIXME( "properties not implemented\n" ); |
| |
| if (!(xmlbuf = alloc_xmlbuf( heap, 0, WS_XML_WRITER_ENCODING_TYPE_TEXT, WS_CHARSET_UTF8, NULL, NULL ))) |
| { |
| return WS_E_QUOTA_EXCEEDED; |
| } |
| |
| TRACE( "created %p\n", xmlbuf ); |
| *handle = (WS_XML_BUFFER *)xmlbuf; |
| return S_OK; |
| } |