Dmitry Timoshkov : mstask: Implement IPersistFile::Load().
Alexandre Julliard
julliard at winehq.org
Wed Apr 25 15:11:15 CDT 2018
Module: wine
Branch: master
Commit: 114f86e74e8ab96bc630bd9cae8f774681b58a01
URL: https://source.winehq.org/git/wine.git/?a=commit;h=114f86e74e8ab96bc630bd9cae8f774681b58a01
Author: Dmitry Timoshkov <dmitry at baikal.ru>
Date: Wed Apr 25 11:34:38 2018 +0800
mstask: Implement IPersistFile::Load().
Signed-off-by: Dmitry Timoshkov <dmitry at baikal.ru>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/mstask/task.c | 289 +++++++++++++++++++++++++++++++++++++++++++++++++++--
1 file changed, 283 insertions(+), 6 deletions(-)
diff --git a/dlls/mstask/task.c b/dlls/mstask/task.c
index a7fe199..58e5c0e 100644
--- a/dlls/mstask/task.c
+++ b/dlls/mstask/task.c
@@ -787,13 +787,290 @@ static HRESULT WINAPI MSTASK_IPersistFile_IsDirty(
return E_NOTIMPL;
}
-static HRESULT WINAPI MSTASK_IPersistFile_Load(
- IPersistFile* iface,
- LPCOLESTR pszFileName,
- DWORD dwMode)
+static DWORD load_unicode_strings(ITask *task, BYTE *data, DWORD limit)
{
- FIXME("(%p, %p, 0x%08x): stub\n", iface, pszFileName, dwMode);
- return E_NOTIMPL;
+ DWORD i, data_size = 0;
+ USHORT len;
+
+ for (i = 0; i < 5; i++)
+ {
+ if (limit < sizeof(USHORT))
+ {
+ TRACE("invalid string %u offset\n", i);
+ break;
+ }
+
+ len = *(USHORT *)data;
+ data += sizeof(USHORT);
+ data_size += sizeof(USHORT);
+ limit -= sizeof(USHORT);
+ if (limit < len * sizeof(WCHAR))
+ {
+ TRACE("invalid string %u size\n", i);
+ break;
+ }
+
+ TRACE("string %u: %s\n", i, wine_dbgstr_wn((const WCHAR *)data, len));
+
+ switch (i)
+ {
+ case 0:
+ ITask_SetApplicationName(task, (const WCHAR *)data);
+ break;
+ case 1:
+ ITask_SetParameters(task, (const WCHAR *)data);
+ break;
+ case 2:
+ ITask_SetWorkingDirectory(task, (const WCHAR *)data);
+ break;
+ case 3:
+ ITask_SetCreator(task, (const WCHAR *)data);
+ break;
+ case 4:
+ ITask_SetComment(task, (const WCHAR *)data);
+ break;
+ default:
+ break;
+ }
+
+ data += len * sizeof(WCHAR);
+ data_size += len * sizeof(WCHAR);
+ }
+
+ return data_size;
+}
+
+static HRESULT load_job_data(TaskImpl *This, BYTE *data, DWORD size)
+{
+ ITask *task = &This->ITask_iface;
+ HRESULT hr;
+ const FIXDLEN_DATA *fixed;
+ const SYSTEMTIME *st;
+ DWORD unicode_strings_size, data_size, triggers_size;
+ USHORT instance_count, trigger_count, i;
+ const USHORT *signature;
+ TASK_TRIGGER *task_trigger;
+
+ if (size < sizeof(*fixed))
+ {
+ TRACE("no space for FIXDLEN_DATA\n");
+ return SCHED_E_INVALID_TASK;
+ }
+
+ fixed = (const FIXDLEN_DATA *)data;
+
+ TRACE("product_version %04x\n", fixed->product_version);
+ TRACE("file_version %04x\n", fixed->file_version);
+ TRACE("uuid %s\n", wine_dbgstr_guid(&fixed->uuid));
+
+ if (fixed->file_version != 0x0001)
+ return SCHED_E_INVALID_TASK;
+
+ TRACE("name_size_offset %04x\n", fixed->name_size_offset);
+ TRACE("trigger_offset %04x\n", fixed->trigger_offset);
+ TRACE("error_retry_count %u\n", fixed->error_retry_count);
+ TRACE("error_retry_interval %u\n", fixed->error_retry_interval);
+ TRACE("idle_deadline %u\n", fixed->idle_deadline);
+ This->deadline_minutes = fixed->idle_deadline;
+ TRACE("idle_wait %u\n", fixed->idle_wait);
+ This->idle_minutes = fixed->idle_wait;
+ TRACE("priority %08x\n", fixed->priority);
+ This->priority = fixed->priority;
+ TRACE("maximum_runtime %u\n", fixed->maximum_runtime);
+ This->maxRunTime = fixed->maximum_runtime;
+ TRACE("exit_code %#x\n", fixed->exit_code);
+ TRACE("status %08x\n", fixed->status);
+ TRACE("flags %08x\n", fixed->flags);
+ st = &fixed->last_runtime;
+ TRACE("last_runtime %d/%d/%d wday %d %d:%d:%d.%03d\n",
+ st->wDay, st->wMonth, st->wYear, st->wDayOfWeek,
+ st->wHour, st->wMinute, st->wSecond, st->wMilliseconds);
+
+ /* Instance Count */
+ if (size < sizeof(*fixed) + sizeof(USHORT))
+ {
+ TRACE("no space for instance count\n");
+ return SCHED_E_INVALID_TASK;
+ }
+
+ instance_count = *(const USHORT *)(data + sizeof(*fixed));
+ TRACE("instance count %u\n", instance_count);
+
+ if (fixed->name_size_offset + sizeof(USHORT) < size)
+ unicode_strings_size = load_unicode_strings(task, data + fixed->name_size_offset, size - fixed->name_size_offset);
+ else
+ {
+ TRACE("invalid name_size_offset\n");
+ return SCHED_E_INVALID_TASK;
+ }
+ TRACE("unicode strings end at %#x\n", fixed->name_size_offset + unicode_strings_size);
+
+ if (size < fixed->trigger_offset + sizeof(USHORT))
+ {
+ TRACE("no space for triggers count\n");
+ return SCHED_E_INVALID_TASK;
+ }
+ trigger_count = *(const USHORT *)(data + fixed->trigger_offset);
+ TRACE("trigger_count %u\n", trigger_count);
+ triggers_size = size - fixed->trigger_offset - sizeof(USHORT);
+ TRACE("triggers_size %u\n", triggers_size);
+ task_trigger = (TASK_TRIGGER *)(data + fixed->trigger_offset + sizeof(USHORT));
+
+ data += fixed->name_size_offset + unicode_strings_size;
+ size -= fixed->name_size_offset + unicode_strings_size;
+
+ /* User Data */
+ if (size < sizeof(USHORT))
+ {
+ TRACE("no space for user data size\n");
+ return SCHED_E_INVALID_TASK;
+ }
+
+ data_size = *(const USHORT *)data;
+ if (size < sizeof(USHORT) + data_size)
+ {
+ TRACE("no space for user data\n");
+ return SCHED_E_INVALID_TASK;
+ }
+ TRACE("User Data size %#x\n", data_size);
+ ITask_SetWorkItemData(task, data_size, data + sizeof(USHORT));
+
+ size -= sizeof(USHORT) + data_size;
+ data += sizeof(USHORT) + data_size;
+
+ /* Reserved Data */
+ if (size < sizeof(USHORT))
+ {
+ TRACE("no space for reserved data size\n");
+ return SCHED_E_INVALID_TASK;
+ }
+
+ data_size = *(const USHORT *)data;
+ if (size < sizeof(USHORT) + data_size)
+ {
+ TRACE("no space for reserved data\n");
+ return SCHED_E_INVALID_TASK;
+ }
+ TRACE("Reserved Data size %#x\n", data_size);
+
+ size -= sizeof(USHORT) + data_size;
+ data += sizeof(USHORT) + data_size;
+
+ /* Trigger Data */
+ TRACE("trigger_offset %04x, triggers end at %04x\n", fixed->trigger_offset,
+ (DWORD)(fixed->trigger_offset + sizeof(USHORT) + trigger_count * sizeof(TASK_TRIGGER)));
+
+ This->trigger_count = *(const USHORT *)data;
+ TRACE("trigger_count %u\n", trigger_count);
+ task_trigger = (TASK_TRIGGER *)(data + sizeof(USHORT));
+
+ if (This->trigger_count * sizeof(TASK_TRIGGER) > triggers_size)
+ {
+ TRACE("no space for triggers data\n");
+ return SCHED_E_INVALID_TASK;
+ }
+
+ for (i = 0; i < This->trigger_count; i++)
+ {
+ ITaskTrigger *trigger;
+ WORD idx;
+
+ hr = ITask_CreateTrigger(task, &idx, &trigger);
+ if (hr != S_OK) return hr;
+
+ hr = ITaskTrigger_SetTrigger(trigger, &task_trigger[i]);
+ ITaskTrigger_Release(trigger);
+ if (hr != S_OK)
+ {
+ ITask_DeleteTrigger(task, idx);
+ return hr;
+ }
+ }
+
+ size -= sizeof(USHORT) + This->trigger_count * sizeof(TASK_TRIGGER);
+ data += sizeof(USHORT) + This->trigger_count * sizeof(TASK_TRIGGER);
+
+ if (size < 2 * sizeof(USHORT) + 64)
+ {
+ TRACE("no space for signature\n");
+ return S_OK; /* signature is optional */
+ }
+
+ signature = (const USHORT *)data;
+ TRACE("signature version %04x, client version %04x\n", signature[0], signature[1]);
+
+ return S_OK;
+}
+
+static HRESULT WINAPI MSTASK_IPersistFile_Load(IPersistFile *iface, LPCOLESTR file_name, DWORD mode)
+{
+ TaskImpl *This = impl_from_IPersistFile(iface);
+ HRESULT hr;
+ HANDLE file, mapping;
+ DWORD access, sharing, size;
+ void *data;
+
+ TRACE("(%p, %s, 0x%08x)\n", iface, debugstr_w(file_name), mode);
+
+ switch (mode & 0x000f)
+ {
+ default:
+ case STGM_READ:
+ access = GENERIC_READ;
+ break;
+ case STGM_WRITE:
+ case STGM_READWRITE:
+ access = GENERIC_READ | GENERIC_WRITE;
+ break;
+ }
+
+ switch (mode & 0x00f0)
+ {
+ default:
+ case STGM_SHARE_DENY_NONE:
+ sharing = FILE_SHARE_READ | FILE_SHARE_WRITE;
+ break;
+ case STGM_SHARE_DENY_READ:
+ sharing = FILE_SHARE_WRITE;
+ break;
+ case STGM_SHARE_DENY_WRITE:
+ sharing = FILE_SHARE_READ;
+ break;
+ case STGM_SHARE_EXCLUSIVE:
+ sharing = 0;
+ break;
+ }
+
+ file = CreateFileW(file_name, access, sharing, NULL, OPEN_EXISTING, 0, 0);
+ if (file == INVALID_HANDLE_VALUE)
+ {
+ TRACE("Failed to open %s, error %u\n", debugstr_w(file_name), GetLastError());
+ return HRESULT_FROM_WIN32(GetLastError());
+ }
+
+ size = GetFileSize(file, NULL);
+
+ mapping = CreateFileMappingW(file, NULL, PAGE_READONLY, 0, 0, 0);
+ if (!mapping)
+ {
+ TRACE("Failed to create file mapping %s, error %u\n", debugstr_w(file_name), GetLastError());
+ CloseHandle(file);
+ return HRESULT_FROM_WIN32(GetLastError());
+ }
+
+ data = MapViewOfFile(mapping, FILE_MAP_READ, 0, 0, 0);
+ if (data)
+ {
+ hr = load_job_data(This, data, size);
+ UnmapViewOfFile(data);
+ }
+ else
+ hr = HRESULT_FROM_WIN32(GetLastError());
+
+ CloseHandle(mapping);
+ CloseHandle(file);
+
+ return hr;
}
static BOOL write_signature(HANDLE hfile)
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