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52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
/*
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* Copyright (c) 2024 Stephen Heumann
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "defs.h"
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#include <gsos.h>
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#include <prodos.h>
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#include "gsos/gsosdata.h"
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#include "driver/driver.h"
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#include "gsos/gsosutils.h"
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Word GetDevNumber(void *pblock, struct GSOSDP *gsosdp, Word pcount) {
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Word devNum = gsosdp->dev1Num;
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if (devNum == 0) {
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DIB *dib = GetDIB(gsosdp, 1);
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if (dib == NULL) {
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// TODO adjust error based on type of path (device or volume name?)
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return devNotFound;
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}
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devNum = dib->DIBDevNum;
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}
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if (pcount == 0) {
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#define pblock ((DevNumRec*)pblock)
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pblock->devNum = devNum;
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#undef pblock
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} else {
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#define pblock ((DevNumRecGS*)pblock)
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pblock->devNum = devNum;
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#undef pblock
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}
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return 0;
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}
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