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/* ----------------------------------------------------------------------- *
*
* Copyright 2009 Pierre-Alexandre Meyer
*
* This file is part of Syslinux, and is made available under
* the terms of the GNU General Public License version 2.
*
* ----------------------------------------------------------------------- */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/**
* get_error - decode a disk error status
* @status: Error code
* @buffer_ptr: Pointer to set to the error message
*
* A buffer will be allocated to contain the error message.
* @buffer_ptr will point to it. The caller will need to free it.
**/
void get_error(int status, char** buffer_ptr)
{
int buffer_size = (80 * sizeof(char));
char* buffer = malloc(buffer_size);
*buffer_ptr = buffer;
switch (status) {
case 0x0:
strncpy(buffer, "successful completion", buffer_size);
break;
case 0x01:
strncpy(buffer, "invalid function in AH or invalid parameter", buffer_size);
break;
case 0x02:
strncpy(buffer, "address mark not found", buffer_size);
break;
case 0x03:
strncpy(buffer, "disk write-protected", buffer_size);
break;
case 0x04:
strncpy(buffer, "sector not found/read error", buffer_size);
break;
case 0x05:
strncpy(buffer, "reset failed (hard disk)", buffer_size);
//strncpy(buffer, "data did not verify correctly (TI Professional PC)", buffer_size);
break;
case 0x06:
strncpy(buffer, "disk changed (floppy)", buffer_size);
break;
case 0x07:
strncpy(buffer, "drive parameter activity failed (hard disk)", buffer_size);
break;
case 0x08:
strncpy(buffer, "DMA overrun", buffer_size);
break;
case 0x09:
strncpy(buffer, "data boundary error (attempted DMA across 64K boundary or >80h sectors)", buffer_size);
break;
case 0x0A:
strncpy(buffer, "bad sector detected (hard disk)", buffer_size);
break;
case 0x0B:
strncpy(buffer, "bad track detected (hard disk)", buffer_size);
break;
case 0x0C:
strncpy(buffer, "unsupported track or invalid media", buffer_size);
break;
case 0x0D:
strncpy(buffer, "invalid number of sectors on format (PS/2 hard disk)", buffer_size);
break;
case 0x0E:
strncpy(buffer, "control data address mark detected (hard disk)", buffer_size);
break;
case 0x0F:
strncpy(buffer, "DMA arbitration level out of range (hard disk)", buffer_size);
break;
case 0x10:
strncpy(buffer, "uncorrectable CRC or ECC error on read", buffer_size);
break;
case 0x11:
strncpy(buffer, "data ECC corrected (hard disk)", buffer_size);
break;
case 0x20:
strncpy(buffer, "controller failure", buffer_size);
break;
case 0x31:
strncpy(buffer, "no media in drive (IBM/MS INT 13 extensions)", buffer_size);
break;
case 0x32:
strncpy(buffer, "incorrect drive type stored in CMOS (Compaq)", buffer_size);
break;
case 0x40:
strncpy(buffer, "seek failed", buffer_size);
break;
case 0x80:
strncpy(buffer, "timeout (not ready)", buffer_size);
break;
case 0xAA:
strncpy(buffer, "drive not ready (hard disk)", buffer_size);
break;
case 0xB0:
strncpy(buffer, "volume not locked in drive (INT 13 extensions)", buffer_size);
break;
case 0xB1:
strncpy(buffer, "volume locked in drive (INT 13 extensions)", buffer_size);
break;
case 0xB2:
strncpy(buffer, "volume not removable (INT 13 extensions)", buffer_size);
break;
case 0xB3:
strncpy(buffer, "volume in use (INT 13 extensions)", buffer_size);
break;
case 0xB4:
strncpy(buffer, "lock count exceeded (INT 13 extensions)", buffer_size);
break;
case 0xB5:
strncpy(buffer, "valid eject request failed (INT 13 extensions)", buffer_size);
break;
case 0xBB:
strncpy(buffer, "undefined error (hard disk)", buffer_size);
break;
case 0xCC:
strncpy(buffer, "write fault (hard disk)", buffer_size);
break;
case 0xE0:
strncpy(buffer, "status register error (hard disk)", buffer_size);
break;
case 0xFF:
strncpy(buffer, "sense operation failed (hard disk)", buffer_size);
break;
default:
snprintf(buffer, buffer_size, "unknown error 0x%X, buggy bios?", status);
break;
}
}
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