50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
/*
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* This file is subject to the terms of the GFX License. If a copy of
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* the license was not distributed with this file, you can obtain one at:
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*
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* http://ugfx.org/license.html
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*/
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/********************************************************
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* Stdio Emulation Routines
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********************************************************/
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#include "../../gfx.h"
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#if GFX_USE_GFILE && GFILE_NEED_STDIO && !defined(GFILE_NEED_STDIO_MUST_BE_OFF)
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#include "gfile_fs.h"
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size_t gstdioRead(void * ptr, size_t size, size_t count, GFILE *f) {
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return gfileRead(f, ptr, size*count)/size;
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}
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size_t gstdioWrite(const void * ptr, size_t size, size_t count, GFILE *f) {
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return gfileWrite(f, ptr, size*count)/size;
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}
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int gstdioSeek(GFILE *f, size_t offset, int origin) {
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switch(origin) {
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case SEEK_SET:
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break;
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case SEEK_CUR:
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offset += f->pos;
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break;
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case SEEK_END:
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offset += gfileGetSize(f);
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break;
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default:
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return -1;
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}
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return gfileSetPos(f, offset) ? 0 : -1;
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}
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int gstdioGetpos(GFILE *f, long int *pos) {
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if (!(f->flags & GFILEFLG_OPEN))
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return -1;
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*pos = f->pos;
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return 0;
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}
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#endif //GFX_USE_GFILE && GFILE_NEED_STDIO
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