* Copyright 2002-2009, Haiku Inc. All Rights Reserved.
* Distributed under the terms of the MIT license.
*
* Authors:
* Ingo Weinhold, bonefish@cs.tu-berlin.de.
* Axel Dörfler, axeld@pinc-software.de.
*/
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <KernelExport.h>
bool gDebugOutputEnabled = true;
extern "C" uint64
parse_expression(const char* arg)
{
return strtoull(arg, NULL, 0);
}
extern "C" bool
set_debug_variable(const char* variableName, uint64 value)
{
return true;
}
extern "C" bool
print_debugger_command_usage(const char* command)
{
return true;
}
extern "C" status_t
add_debugger_command_etc(const char* name, debugger_command_hook func,
const char* description, const char* usage, uint32 flags)
{
return B_OK;
}
extern "C" int
add_debugger_command(const char *name, int (*func)(int, char **),
const char *desc)
{
return B_OK;
}
extern "C" int
remove_debugger_command(const char * name, int (*func)(int, char **))
{
return B_OK;
}
extern "C" void
panic(const char *format, ...)
{
char buffer[1024];
strcpy(buffer, "PANIC: ");
int32 prefixLen = strlen(buffer);
int bufferSize = sizeof(buffer) - prefixLen;
va_list args;
va_start(args, format);
vsnprintf(buffer + prefixLen, bufferSize - 1, format, args);
va_end(args);
buffer[sizeof(buffer) - 1] = '\0';
debugger(buffer);
}
void
kernel_debugger(const char *message)
{
debugger(message);
}
extern "C" void
dprintf(const char *format,...)
{
if (!gDebugOutputEnabled)
return;
va_list args;
va_start(args, format);
printf("\33[34m");
vprintf(format, args);
printf("\33[0m");
fflush(stdout);
va_end(args);
}
extern "C" void
dprintf_no_syslog(const char *format,...)
{
if (!gDebugOutputEnabled)
return;
va_list args;
va_start(args, format);
printf("\33[34m");
vprintf(format, args);
printf("\33[0m");
fflush(stdout);
va_end(args);
}
extern "C" void
kprintf(const char *format,...)
{
va_list args;
va_start(args, format);
printf("\33[35m");
vprintf(format, args);
printf("\33[0m");
fflush(stdout);
va_end(args);
}
extern "C" void
dump_block(const char *buffer, int size, const char *prefix)
{
const int DUMPED_BLOCK_SIZE = 16;
int i;
for (i = 0; i < size;) {
int start = i;
dprintf(prefix);
for (; i < start + DUMPED_BLOCK_SIZE; i++) {
if (!(i % 4))
dprintf(" ");
if (i >= size)
dprintf(" ");
else
dprintf("%02x", *(unsigned char *)(buffer + i));
}
dprintf(" ");
for (i = start; i < start + DUMPED_BLOCK_SIZE; i++) {
if (i < size) {
char c = buffer[i];
if (c < 30)
dprintf(".");
else
dprintf("%c", c);
} else
break;
}
dprintf("\n");
}
}
