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git://source.winehq.org/git/wine.git
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525 lines
14 KiB
C
525 lines
14 KiB
C
/*
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* Unix library interface for gphoto
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*
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* Copyright 2000 Corel Corporation
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* Copyright 2006 Marcus Meissner
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* Copyright 2021 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#if 0
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#pragma makedep unix
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#endif
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#include "config.h"
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#include <stdarg.h>
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#include <stdlib.h>
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/* Hack for gphoto2, which changes behaviour when WIN32 is set. */
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#undef WIN32
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#include <gphoto2/gphoto2-camera.h>
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "unixlib.h"
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#include "wine/list.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(twain);
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static Camera *camera;
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static GPContext *context;
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static char **files;
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static unsigned int files_count;
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static unsigned int files_size;
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static void load_filesystem( const char *folder )
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{
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const char *name, *ext;
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char *fullname;
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int i, count, ret;
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CameraList *list;
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ERR("%s\n",folder);
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ret = gp_list_new (&list);
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if (ret < GP_OK)
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return;
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ret = gp_camera_folder_list_files (camera, folder, list, context);
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if (ret < GP_OK) {
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ERR("list %d %p %p\n",ret, camera, context);
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gp_list_free (list);
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return;
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}
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count = gp_list_count (list);
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if (count < GP_OK) {
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gp_list_free (list);
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return;
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}
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for (i = 0; i < count; i++) {
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ret = gp_list_get_name (list, i, &name);
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if (ret < GP_OK)
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continue;
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if (!(ext = strrchr( name, '.' ))) continue;
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if (strcmp( ext, ".jpg" ) && strcmp( ext, ".JPG" )) continue;
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if (files_count == files_size)
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{
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unsigned int size = max( 64, files_size * 2 );
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char **new = realloc( files, size * sizeof(*files) );
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if (!new) return;
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files = new;
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files_size = size;
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}
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fullname = malloc( strlen(folder) + 1 + strlen(name) + 1 );
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sprintf( fullname, "%s/%s", folder[1] ? folder : "", name );
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files[files_count++] = fullname;
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TRACE("adding %s\n", fullname);
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}
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gp_list_reset (list);
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ret = gp_camera_folder_list_folders (camera, folder, list, context);
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if (ret < GP_OK) {
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FIXME("list_folders failed\n");
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gp_list_free (list);
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return;
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}
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count = gp_list_count (list);
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if (count < GP_OK) {
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FIXME("list_folders failed\n");
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gp_list_free (list);
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return;
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}
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for (i = 0; i < count; i++) {
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ret = gp_list_get_name (list, i, &name);
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if (ret < GP_OK)
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continue;
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TRACE("recursing into %s\n", name);
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fullname = malloc( strlen(folder) + 1 + strlen(name) + 1 );
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sprintf( fullname, "%s/%s", folder[1] ? folder : "", name );
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load_filesystem( fullname );
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free( fullname );
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}
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gp_list_free (list);
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}
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static NTSTATUS load_file_list( void *args )
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{
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const struct load_file_list_params *params = args;
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if (!context) context = gp_context_new ();
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load_filesystem( params->root );
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*params->count = files_count;
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return STATUS_SUCCESS;
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}
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static void free_file_list(void)
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{
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unsigned int i;
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for (i = 0; i < files_count; i++) free( files[i] );
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files_count = 0;
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}
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static NTSTATUS get_file_name( void *args )
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{
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const struct get_file_name_params *params = args;
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char *name;
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unsigned int len;
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if (params->idx >= files_count) return STATUS_NO_MORE_FILES;
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name = strrchr( files[params->idx], '/' ) + 1;
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len = min( strlen(name) + 1, params->size );
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if (len)
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{
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memcpy( params->buffer, name, len - 1 );
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params->buffer[len - 1] = 0;
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}
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return STATUS_SUCCESS;
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}
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static NTSTATUS open_file( void *args )
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{
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const struct open_file_params *params = args;
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CameraFileType type = params->preview ? GP_FILE_TYPE_PREVIEW : GP_FILE_TYPE_NORMAL;
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CameraFile *file;
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char *folder, *filename;
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const char *filedata;
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unsigned long filesize;
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int ret;
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if (params->idx >= files_count) return STATUS_NO_MORE_FILES;
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folder = strdup( files[params->idx] );
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filename = strrchr( folder, '/' );
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*filename++ = 0;
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gp_file_new( &file );
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ret = gp_camera_file_get( camera, folder, filename, type, file, context );
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free( folder );
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if (ret < GP_OK)
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{
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FIXME( "Failed to get %s\n", files[params->idx] );
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gp_file_unref( file );
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return STATUS_NO_SUCH_FILE;
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}
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ret = gp_file_get_data_and_size( file, &filedata, &filesize );
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if (ret < GP_OK)
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{
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gp_file_unref( file );
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return STATUS_NO_SUCH_FILE;
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}
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*params->handle = (ULONG_PTR)file;
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*params->size = filesize;
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return STATUS_SUCCESS;
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}
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static NTSTATUS get_file_data( void *args )
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{
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const struct get_file_data_params *params = args;
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CameraFile *file = (CameraFile *)(ULONG_PTR)params->handle;
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const char *filedata;
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unsigned long filesize;
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int ret;
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ret = gp_file_get_data_and_size( file, &filedata, &filesize );
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if (ret < GP_OK) return STATUS_NO_SUCH_FILE;
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if (filesize > params->size) return STATUS_BUFFER_TOO_SMALL;
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memcpy( params->data, filedata, filesize );
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return STATUS_SUCCESS;
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}
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static NTSTATUS close_file( void *args )
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{
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const struct close_file_params *params = args;
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CameraFile *file = (CameraFile *)(ULONG_PTR)params->handle;
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gp_file_unref( file );
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return STATUS_SUCCESS;
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}
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#ifdef HAVE_GPHOTO2_PORT
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static GPPortInfoList *port_list;
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static int curcamera;
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static CameraList *detected_cameras;
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static CameraAbilitiesList *abilities_list;
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static BOOL gphoto2_auto_detect(void)
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{
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int result, count;
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if (detected_cameras && (gp_list_count (detected_cameras) == 0)) {
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/* Reload if previously no cameras, we might detect new ones. */
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TRACE("Reloading portlist trying to detect cameras.\n");
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if (port_list) {
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gp_port_info_list_free (port_list);
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port_list = NULL;
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}
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}
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if (!port_list) {
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TRACE("Auto detecting gphoto cameras.\n");
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TRACE("Loading ports...\n");
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if (gp_port_info_list_new (&port_list) < GP_OK)
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return FALSE;
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result = gp_port_info_list_load (port_list);
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if (result < 0) {
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gp_port_info_list_free (port_list);
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return FALSE;
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}
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count = gp_port_info_list_count (port_list);
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if (count <= 0)
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return FALSE;
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if (gp_list_new (&detected_cameras) < GP_OK)
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return FALSE;
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if (!abilities_list) { /* Load only once per program start */
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gp_abilities_list_new (&abilities_list);
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TRACE("Loading cameras...\n");
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gp_abilities_list_load (abilities_list, NULL);
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}
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TRACE("Detecting cameras...\n");
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gp_abilities_list_detect (abilities_list, port_list, detected_cameras, NULL);
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curcamera = 0;
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TRACE("%d cameras detected\n", gp_list_count(detected_cameras));
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}
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return TRUE;
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}
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static NTSTATUS get_identity( void *args )
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{
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TW_IDENTITY *id = args;
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int count;
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const char *cname, *pname;
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if (!gphoto2_auto_detect()) return STATUS_DEVICE_NOT_CONNECTED;
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count = gp_list_count (detected_cameras);
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if (count < GP_OK) {
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gp_list_free (detected_cameras);
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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TRACE("%d cameras detected.\n", count);
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id->ProtocolMajor = TWON_PROTOCOLMAJOR;
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id->ProtocolMinor = TWON_PROTOCOLMINOR;
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id->SupportedGroups = DG_CONTROL | DG_IMAGE | DF_DS2;
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lstrcpynA (id->Manufacturer, "The Wine Team", sizeof(id->Manufacturer) - 1);
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lstrcpynA (id->ProductFamily, "GPhoto2 Camera", sizeof(id->ProductFamily) - 1);
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if (!count) { /* No camera detected. But we need to return an IDENTITY anyway. */
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lstrcpynA (id->ProductName, "GPhoto2 Camera", sizeof(id->ProductName) - 1);
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return STATUS_SUCCESS;
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}
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gp_list_get_name (detected_cameras, curcamera, &cname);
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gp_list_get_value (detected_cameras, curcamera, &pname);
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if (count == 1) /* Normal case, only one camera. */
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snprintf (id->ProductName, sizeof(id->ProductName), "%s", cname);
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else
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snprintf (id->ProductName, sizeof(id->ProductName), "%s@%s", cname, pname);
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curcamera = (curcamera+1) % count;
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return STATUS_SUCCESS;
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}
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static NTSTATUS open_ds( void *args )
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{
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TW_IDENTITY *id = args;
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int ret, m, p, count, i;
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CameraAbilities a;
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GPPortInfo info;
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const char *model, *port;
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if (!gphoto2_auto_detect()) return STATUS_DEVICE_NOT_CONNECTED;
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if (strcmp(id->ProductFamily,"GPhoto2 Camera")) {
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FIXME("identity passed is not a gphoto camera, but %s!?!\n", id->ProductFamily);
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return STATUS_DEVICE_UNRESPONSIVE;
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}
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count = gp_list_count (detected_cameras);
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if (!count) {
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ERR("No camera found by autodetection. Returning failure.\n");
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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if (!strcmp (id->ProductName, "GPhoto2 Camera")) {
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TRACE("Potential undetected camera. Just using the first autodetected one.\n");
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i = 0;
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} else {
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for (i=0;i<count;i++) {
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const char *cname, *pname;
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TW_STR32 name;
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gp_list_get_name (detected_cameras, i, &cname);
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gp_list_get_value (detected_cameras, i, &pname);
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if (!strcmp(id->ProductName,cname))
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break;
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snprintf(name, sizeof(name), "%s", cname);
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if (!strcmp(id->ProductName,name))
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break;
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snprintf(name, sizeof(name), "%s@%s", cname, pname);
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if (!strcmp(id->ProductName,name))
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break;
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}
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if (i == count) {
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TRACE("Camera %s not found in autodetected list. Using first entry.\n", id->ProductName);
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i=0;
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}
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}
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gp_list_get_name (detected_cameras, i, &model);
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gp_list_get_value (detected_cameras, i, &port);
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TRACE("model %s, port %s\n", model, port);
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ret = gp_camera_new (&camera);
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if (ret < GP_OK) {
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ERR("gp_camera_new: %d\n", ret);
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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m = gp_abilities_list_lookup_model (abilities_list, model);
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if (m < GP_OK) {
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FIXME("Model %s not found, %d!\n", model, m);
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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ret = gp_abilities_list_get_abilities (abilities_list, m, &a);
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if (ret < GP_OK) {
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FIXME("gp_camera_list_get_abilities failed? %d\n", ret);
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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ret = gp_camera_set_abilities (camera, a);
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if (ret < GP_OK) {
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FIXME("gp_camera_set_abilities failed? %d\n", ret);
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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p = gp_port_info_list_lookup_path (port_list, port);
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if (p < GP_OK) {
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FIXME("port %s not in portlist?\n", port);
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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ret = gp_port_info_list_get_info (port_list, p, &info);
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if (ret < GP_OK) {
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FIXME("could not get portinfo for port %s?\n", port);
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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ret = gp_camera_set_port_info (camera, info);
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if (ret < GP_OK) {
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FIXME("could not set portinfo for port %s to camera?\n", port);
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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return STATUS_SUCCESS;
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}
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static NTSTATUS close_ds( void *args )
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{
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if (!camera) return STATUS_SUCCESS;
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gp_camera_free (camera);
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free_file_list();
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return STATUS_SUCCESS;
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}
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#else /* HAVE_GPHOTO2_PORT */
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static NTSTATUS get_identity( void *args )
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{
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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static NTSTATUS open_ds( void *args )
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{
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return STATUS_DEVICE_NOT_CONNECTED;
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}
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static NTSTATUS close_ds( void *args )
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{
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return STATUS_SUCCESS;
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}
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#endif /* HAVE_GPHOTO2_PORT */
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const unixlib_entry_t __wine_unix_call_funcs[] =
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{
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get_identity,
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open_ds,
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close_ds,
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load_file_list,
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get_file_name,
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open_file,
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get_file_data,
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close_file,
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};
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#ifdef _WIN64
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typedef ULONG PTR32;
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static NTSTATUS wow64_load_file_list( void *args )
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{
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struct
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{
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PTR32 root;
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PTR32 count;
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} const *params32 = args;
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struct load_file_list_params params =
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{
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ULongToPtr(params32->root),
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ULongToPtr(params32->count)
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};
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return load_file_list( ¶ms );
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}
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static NTSTATUS wow64_get_file_name( void *args )
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{
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struct
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{
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unsigned int idx;
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unsigned int size;
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PTR32 buffer;
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} const *params32 = args;
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struct get_file_name_params params =
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{
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params32->idx,
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params32->size,
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ULongToPtr(params32->buffer)
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};
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return get_file_name( ¶ms );
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}
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static NTSTATUS wow64_open_file( void *args )
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{
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struct
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{
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unsigned int idx;
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BOOL preview;
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PTR32 handle;
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PTR32 size;
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} const *params32 = args;
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struct open_file_params params =
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{
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params32->idx,
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params32->preview,
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ULongToPtr(params32->handle),
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ULongToPtr(params32->size)
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};
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return open_file( ¶ms );
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}
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static NTSTATUS wow64_get_file_data( void *args )
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{
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struct
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{
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UINT64 handle;
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PTR32 data;
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unsigned int size;
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} const *params32 = args;
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struct get_file_data_params params =
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{
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params32->handle,
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ULongToPtr(params32->data),
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params32->size
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};
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return get_file_data( ¶ms );
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}
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static NTSTATUS wow64_close_file( void *args )
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{
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struct
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{
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UINT64 handle;
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} const *params32 = args;
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struct close_file_params params = { params32->handle };
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return close_file( ¶ms );
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}
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const unixlib_entry_t __wine_unix_call_wow64_funcs[] =
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{
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get_identity,
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open_ds,
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close_ds,
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wow64_load_file_list,
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wow64_get_file_name,
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wow64_open_file,
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wow64_get_file_data,
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wow64_close_file,
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};
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#endif /* _WIN64 */
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