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89 lines
2.3 KiB
C++
89 lines
2.3 KiB
C++
/*
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* Copyright (c) 2013, Kelvin W Sherlock
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include "mpw.h"
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#include "mpw_internal.h"
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#include "mpw_errno.h"
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#include <cstdio>
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#include <algorithm>
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#include <memory>
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#include <unistd.h>
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#include <cpu/defs.h>
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#include <cpu/fmem.h>
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#include <cpu/CpuModule.h>
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#include <macos/errors.h>
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#include <toolbox/os.h>
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#include <toolbox/os_internal.h>
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namespace MPW
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{
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void ftrap_close(uint16_t trap)
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{
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uint32_t d0 = 0;
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uint32_t sp = cpuGetAReg(7);
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uint32_t parm = memoryReadLong(sp + 4);
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MPWFile f;
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f.flags = memoryReadWord(parm);
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f.error = memoryReadWord(parm + 2);
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f.device = memoryReadLong(parm + 4);
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f.cookie = memoryReadLong(parm + 8);
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f.count = memoryReadLong(parm + 12);
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f.buffer = memoryReadLong(parm + 16);
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f.error = 0;
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Log("%04x Close(%08x)\n", trap, parm);
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int fd = f.cookie;
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Log(" close(%02x)\n", fd);
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int rv = OS::Internal::close_file(fd);
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if (rv < 0) {
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d0 = kEBADF;
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}
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memoryWriteWord(f.error, parm + 2);
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cpuSetDReg(0, d0);
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}
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}
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