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server: Change the get_dll_info server request to allow retrieving the image file name of a process. 

Implement NtQueryInformationProcess(ProcessImageFileName).
This commit is contained in:
Rob Shearman 2007-11-20 09:30:50 +00:00 committed by Alexandre Julliard
parent b61bc4b92e
commit bf2a35b78d
6 changed files with 73 additions and 5 deletions
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22
dlls/ntdll/process.c
View File

@ -137,7 +137,6 @@ NTSTATUS WINAPI NtQueryInformationProcess(
UNIMPLEMENTED_INFO_CLASS(ProcessDeviceMap);
UNIMPLEMENTED_INFO_CLASS(ProcessSessionInformation);
UNIMPLEMENTED_INFO_CLASS(ProcessForegroundInformation);
UNIMPLEMENTED_INFO_CLASS(ProcessImageFileName);
UNIMPLEMENTED_INFO_CLASS(ProcessLUIDDeviceMapsEnabled);
UNIMPLEMENTED_INFO_CLASS(ProcessBreakOnTermination);
UNIMPLEMENTED_INFO_CLASS(ProcessDebugObjectHandle);
@ -309,6 +308,27 @@ NTSTATUS WINAPI NtQueryInformationProcess(
}
else ret = STATUS_INFO_LENGTH_MISMATCH;
break;
case ProcessImageFileName:
SERVER_START_REQ(get_dll_info)
{
UNICODE_STRING *image_file_name_str = ProcessInformation;
req->handle = ProcessHandle;
req->base_address = NULL; /* main module */
wine_server_set_reply( req, image_file_name_str ? image_file_name_str + 1 : NULL,
ProcessInformationLength > sizeof(UNICODE_STRING) ? ProcessInformationLength - sizeof(UNICODE_STRING) : 0 );
ret = wine_server_call( req );
if (ret == STATUS_BUFFER_TOO_SMALL) ret = STATUS_INFO_LENGTH_MISMATCH;
len = sizeof(UNICODE_STRING) + reply->filename_len;
if (ret == STATUS_SUCCESS)
{
image_file_name_str->MaximumLength = image_file_name_str->Length = reply->filename_len;
image_file_name_str->Buffer = (PWSTR)(image_file_name_str + 1);
}
}
SERVER_END_REQ;
break;
default:
FIXME("(%p,info_class=%d,%p,0x%08x,%p) Unknown information class\n",
ProcessHandle,ProcessInformationClass,

36
dlls/ntdll/tests/info.c
View File

@ -19,6 +19,7 @@
*/
#include "ntdll_test.h"
#include <winnls.h>
static NTSTATUS (WINAPI * pNtQuerySystemInformation)(SYSTEM_INFORMATION_CLASS, PVOID, ULONG, PULONG);
static NTSTATUS (WINAPI * pNtQueryInformationProcess)(HANDLE, PROCESSINFOCLASS, PVOID, ULONG, PULONG);
@ -754,6 +755,37 @@ static void test_query_process_handlecount(void)
}
}
static void test_query_process_image_file_name(void)
{
DWORD status;
ULONG ReturnLength;
UNICODE_STRING image_file_name;
void *buffer;
char *file_nameA;
INT len;
status = pNtQueryInformationProcess(NULL, ProcessImageFileName, &image_file_name, sizeof(image_file_name), NULL);
ok( status == STATUS_INVALID_HANDLE, "Expected STATUS_INVALID_HANDLE, got %08x\n", status);
status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessImageFileName, &image_file_name, 2, &ReturnLength);
ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessImageFileName, &image_file_name, sizeof(image_file_name), &ReturnLength);
ok( status == STATUS_INFO_LENGTH_MISMATCH, "Expected STATUS_INFO_LENGTH_MISMATCH, got %08x\n", status);
buffer = HeapAlloc(GetProcessHeap(), 0, ReturnLength);
status = pNtQueryInformationProcess( GetCurrentProcess(), ProcessImageFileName, buffer, ReturnLength, &ReturnLength);
ok( status == STATUS_SUCCESS, "Expected STATUS_SUCCESS, got %08x\n", status);
memcpy(&image_file_name, buffer, sizeof(image_file_name));
len = WideCharToMultiByte(CP_ACP, 0, image_file_name.Buffer, image_file_name.Length/sizeof(WCHAR), NULL, 0, NULL, NULL);
file_nameA = HeapAlloc(GetProcessHeap(), 0, len + 1);
WideCharToMultiByte(CP_ACP, 0, image_file_name.Buffer, image_file_name.Length/sizeof(WCHAR), file_nameA, len, NULL, NULL);
file_nameA[len] = '\0';
HeapFree(GetProcessHeap(), 0, buffer);
trace("process image file name: %s\n", file_nameA);
HeapFree(GetProcessHeap(), 0, file_nameA);
}
static void test_readvirtualmemory(void)
{
@ -886,6 +918,10 @@ START_TEST(info)
trace("Starting test_query_process_handlecount()\n");
test_query_process_handlecount();
/* 27 ProcessImageFileName */
trace("Starting test_query_process_image_file_name()\n");
test_query_process_image_file_name();
/* belongs into it's own file */
trace("Starting test_readvirtualmemory()\n");
test_readvirtualmemory();

3
include/wine/server_protocol.h
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@ -672,6 +672,7 @@ struct get_dll_info_reply
struct reply_header __header;
size_t size;
void* entry_point;
data_size_t filename_len;
/* VARARG(filename,unicode_str); */
};
@ -4905,6 +4906,6 @@ union generic_reply
struct add_fd_completion_reply add_fd_completion_reply;
};
#define SERVER_PROTOCOL_VERSION 331
#define SERVER_PROTOCOL_VERSION 332
#endif /* __WINE_WINE_SERVER_PROTOCOL_H */

15
server/process.c
View File

@ -1129,16 +1129,25 @@ DECL_HANDLER(get_dll_info)
if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION )))
{
struct process_dll *dll = find_process_dll( process, req->base_address );
struct process_dll *dll;
if (req->base_address)
dll = find_process_dll( process, req->base_address );
else /* NULL means main module */
dll = list_head( &process->dlls ) ?
LIST_ENTRY(list_head( &process->dlls ), struct process_dll, entry) : NULL;
if (dll)
{
reply->size = dll->size;
reply->entry_point = NULL; /* FIXME */
reply->filename_len = dll->namelen;
if (dll->filename)
{
data_size_t len = min( dll->namelen, get_reply_max_size() );
set_reply_data( dll->filename, len );
if (dll->namelen <= get_reply_max_size())
set_reply_data( dll->filename, dll->namelen );
else
set_error( STATUS_BUFFER_TOO_SMALL );
}
}
else

1
server/protocol.def
View File

@ -620,6 +620,7 @@ typedef union
@REPLY
size_t size; /* module size */
void* entry_point;
data_size_t filename_len; /* buffer len in bytes required to store filename */
VARARG(filename,unicode_str); /* file name of module */
@END

1
server/trace.c
View File

@ -1004,6 +1004,7 @@ static void dump_get_dll_info_reply( const struct get_dll_info_reply *req )
{
fprintf( stderr, " size=%lu,", (unsigned long)req->size );
fprintf( stderr, " entry_point=%p,", req->entry_point );
fprintf( stderr, " filename_len=%u,", req->filename_len );
fprintf( stderr, " filename=" );
dump_varargs_unicode_str( cur_size );
}