mirror of
https://github.com/libretro/RetroArch.git
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107 lines
2.6 KiB
C
107 lines
2.6 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2016 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include <errno.h>
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#include <file/nbio.h>
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#include <formats/image.h>
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#include <compat/strl.h>
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#include <retro_assert.h>
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#include <retro_miscellaneous.h>
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#include <lists/string_list.h>
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#include <rhash.h>
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#include "tasks_internal.h"
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#include "../verbosity.h"
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static int task_file_transfer_iterate_transfer(nbio_handle_t *nbio)
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{
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size_t i;
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if (!nbio)
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return -1;
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nbio->pos_increment = 5;
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if (nbio->is_finished)
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return 0;
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for (i = 0; i < nbio->pos_increment; i++)
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{
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if (nbio_iterate(nbio->handle))
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return -1;
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}
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return 0;
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}
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static int task_file_transfer_iterate_parse(nbio_handle_t *nbio)
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{
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if (!nbio)
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return -1;
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if (nbio->cb)
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{
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int len = 0;
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if (nbio->cb(nbio, len) == -1)
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return -1;
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}
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return 0;
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}
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void rarch_task_file_load_handler(retro_task_t *task)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)task->state;
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switch (nbio->status)
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{
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case NBIO_STATUS_TRANSFER_PARSE:
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if (task_file_transfer_iterate_parse(nbio) == -1)
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task->cancelled = true;
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nbio->status = NBIO_STATUS_TRANSFER_PARSE_FREE;
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break;
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case NBIO_STATUS_TRANSFER:
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if (task_file_transfer_iterate_transfer(nbio) == -1)
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nbio->status = NBIO_STATUS_TRANSFER_PARSE;
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break;
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case NBIO_STATUS_TRANSFER_PARSE_FREE:
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case NBIO_STATUS_POLL:
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default:
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break;
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}
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switch (nbio->image_type)
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{
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case IMAGE_TYPE_PNG:
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case IMAGE_TYPE_JPEG:
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case IMAGE_TYPE_TGA:
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case IMAGE_TYPE_BMP:
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if (!rarch_task_image_load_handler(task))
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task->finished = true;
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break;
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case 0:
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if (nbio->is_finished)
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task->finished = true;
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break;
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}
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if (task->cancelled)
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{
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task->error = strdup("Task canceled.");
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task->finished = true;
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}
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}
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