122 lines
2.2 KiB
C
122 lines
2.2 KiB
C
/*
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* logger.c
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*
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* Created on: Sep 2, 2011
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* Author: Tiberiu
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*/
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#include <debugio.h>
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#include <stdlib.h>
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string LogAllowedDevices[] = {
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"drivers",
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//"floppy",
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"hal",
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"fat",
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"initrd",
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"system",
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"vfs",
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//"mem",
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"console",
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"tasking",
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0x0,
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0x0
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};
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extern uint8 ConsoleDefaultColor;
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extern void _write_char(char c);
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extern void _write_string (string s);
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int32 LogWrite (uint8 error, string device, string format, ...)
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{
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if (!format || !*format || !device || !*device) return 0;
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// Print logged information
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va_list args;
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va_start (args, format);
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uint32 i, len = strlen(format);
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uint8 temp_color = ConsoleDefaultColor;
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// Check if device is allowed. Errors are allowed
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uint8 allowed = error;
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for (i = 0; LogAllowedDevices[i] != 0 && !allowed; i++)
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if (strcasecmp(device, LogAllowedDevices[i]) == 0) allowed = 1;
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if (allowed)
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{
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ConsoleDefaultColor = (error) ? Color(ColorRed, ColorWhite) : (1 + (i % 15)) ;
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_write_char('[');
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_write_string(device);
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_write_char(']');
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ConsoleDefaultColor = temp_color;
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_write_char(' ');
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}
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else return 0;
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for (i = 0; i < len; i++)
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if (format[i] != '%' && allowed) _write_char(format[i]);
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else
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{
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++i;
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switch (format[i]) {
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// Character
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case 'c': {
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char c = va_arg (args, char);
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_write_char(c);
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break;
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}
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// String
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case 's': {
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int32* c = (int32*) va_arg (args, string);
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_write_string((string)c);
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break;
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}
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// Integers
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case 'd':
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case 'i': {
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int32 c = va_arg(args, int32); char temp[32];
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ConvertIntToString(temp, c, 10);
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_write_string(temp);
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break;
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}
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// Integers - hex
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case 'X':
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case 'x': {
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int32 c = va_arg(args, int32); char temp[32];
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ConvertUIntToString(temp, c, 16);
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_write_string(temp);
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break;
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}
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// Integers - unsigned
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case 'u': {
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int32 c = va_arg(args, uint32); char temp[32];
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ConvertUIntToString (temp, c, 10);
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_write_string(temp);
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break;
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}
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// Colors
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case '#': {
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uint8 c = va_arg(args, uint8);
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ConsoleDefaultColor = c;
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break; }
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case '%' : _write_char('%'); break;
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};
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}
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va_end(args);
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ConsoleDefaultColor = temp_color;
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ConsoleCursorUpdateHardware();
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return i;
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}
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