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/* This file is part of the SvarCOM project and is published under the terms
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* of the MIT license.
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*
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* Copyright (C) 2021 Mateusz Viste
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/*
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/*
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* translates a DOS extended error into a human string
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* translates a DOS extended error into a human string
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* (as defined by INT 21/AH=59h/BX=0000h)
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* (as defined by INT 21/AH=59h/BX=0000h)
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*/
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*/
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#include <stdio.h>
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#include <stdio.h>
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#include "doserr.h"
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#include "doserr.h"
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const char *doserr(unsigned short err) {
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const char *doserr(unsigned short err) {
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static char buf[24];
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static char buf[24];
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switch (err) {
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switch (err) {
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case 0x00: return("Success");
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case 0x00: return("Success");
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case 0x01: return("Function number invalid");
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case 0x01: return("Function number invalid");
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case 0x02: return("File not found");
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case 0x02: return("File not found");
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case 0x03: return("Path not found");
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case 0x03: return("Path not found");
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case 0x04: return("Too many open files (no handles available)");
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case 0x04: return("Too many open files (no handles available)");
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case 0x05: return("Access denied");
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case 0x05: return("Access denied");
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case 0x06: return("Invalid handle");
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case 0x06: return("Invalid handle");
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case 0x07: return("Memory control block destroyed");
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case 0x07: return("Memory control block destroyed");
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case 0x08: return("Insufficient memory");
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case 0x08: return("Insufficient memory");
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case 0x09: return("Memory block address invalid");
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case 0x09: return("Memory block address invalid");
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case 0x0A: return("Environment invalid");
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case 0x0A: return("Environment invalid");
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case 0x0B: return("Format invalid");
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case 0x0B: return("Format invalid");
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case 0x0C: return("Access code invalid");
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case 0x0C: return("Access code invalid");
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case 0x0D: return("Data invalid");
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case 0x0D: return("Data invalid");
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case 0x0F: return("Invalid drive");
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case 0x0F: return("Invalid drive");
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case 0x10: return("Attemted to remove current directory");
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case 0x10: return("Attemted to remove current directory");
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case 0x11: return("Not same device");
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case 0x11: return("Not same device");
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case 0x12: return("No more files");
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case 0x12: return("No more files");
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case 0x13: return("Disk write-protected");
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case 0x13: return("Disk write-protected");
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case 0x14: return("Unknown unit");
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case 0x14: return("Unknown unit");
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case 0x15: return("Drive not ready");
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case 0x15: return("Drive not ready");
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case 0x16: return("Unknown command");
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case 0x16: return("Unknown command");
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case 0x17: return("Data error (CRC)");
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case 0x17: return("Data error (CRC)");
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case 0x18: return("Bad request structure length");
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case 0x18: return("Bad request structure length");
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case 0x19: return("Seek error");
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case 0x19: return("Seek error");
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case 0x1A: return("Unknown media type (non-DOS disk)");
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case 0x1A: return("Unknown media type (non-DOS disk)");
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case 0x1B: return("Sector not found");
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case 0x1B: return("Sector not found");
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case 0x1C: return("Printer out of paper");
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case 0x1C: return("Printer out of paper");
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case 0x1D: return("Write fault");
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case 0x1D: return("Write fault");
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case 0x1E: return("Read fault");
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case 0x1E: return("Read fault");
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case 0x1F: return("General failure");
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case 0x1F: return("General failure");
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case 0x20: return("Sharing violation");
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case 0x20: return("Sharing violation");
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case 0x21: return("Lock violation");
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case 0x21: return("Lock violation");
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case 0x22: return("Disk change invalid");
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case 0x22: return("Disk change invalid");
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case 0x23: return("FCB unavailable");
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case 0x23: return("FCB unavailable");
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case 0x24: return("Sharing buffer overflow");
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case 0x24: return("Sharing buffer overflow");
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case 0x25: return("Code page mismatch");
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case 0x25: return("Code page mismatch");
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case 0x26: return("Cannot complete file operations (EOF / out of input)");
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case 0x26: return("Cannot complete file operations (EOF / out of input)");
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case 0x27: return("Insufficient disk space");
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case 0x27: return("Insufficient disk space");
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default:
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default:
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snprintf(buf, sizeof(buf), "DOS ERROR 0x%02X", err);
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snprintf(buf, sizeof(buf), "DOS ERROR 0x%02X", err);
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return(buf);
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return(buf);
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}
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}
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}
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}
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