Kernel/library/dumper.cpp
2024-10-12 02:59:08 +03:00

89 lines
2.4 KiB
C++

/*
This file is part of Fennix Kernel.
Fennix Kernel is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of
the License, or (at your option) any later version.
Fennix Kernel is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
*/
#include "dumper.hpp"
#include <memory.hpp>
#include <printf.h>
#include <uart.hpp>
#include <lock.hpp>
#include <md5.h>
NewLock(DumperLock);
using namespace UniversalAsynchronousReceiverTransmitter;
int vprintf_dumper(const char *format, va_list list) { return vfctprintf(uart_wrapper, NULL, format, list); }
void WriteRaw(const char *format, ...)
{
va_list args;
va_start(args, format);
vprintf_dumper(format, args);
va_end(args);
}
void DumpData(const char *Description, void *Address, unsigned long Length)
{
if (Length == 0)
return;
SmartLock(DumperLock);
WriteRaw("-------------------------------------------------------------------------\n");
unsigned char *AddressChar = (unsigned char *)Address;
unsigned char Buffer[17];
unsigned long Iterate;
if (Description != nullptr)
WriteRaw("%s (%d bytes):\n", Description, Length);
for (Iterate = 0; Iterate < Length; Iterate++)
{
if ((Iterate % 16) == 0)
{
if (Iterate != 0)
WriteRaw(" %s\n", Buffer);
WriteRaw(" %04x ", Iterate);
}
WriteRaw(" %02x", AddressChar[Iterate]);
if ((AddressChar[Iterate] < 0x20) || (AddressChar[Iterate] > 0x7e))
Buffer[Iterate % 16] = '.';
else
Buffer[Iterate % 16] = AddressChar[Iterate];
Buffer[(Iterate % 16) + 1] = '\0';
}
while ((Iterate % 16) != 0)
{
WriteRaw(" ");
Iterate++;
}
WriteRaw(" %s\n", Buffer);
WriteRaw("-------------------------------------------------------------------------\n");
WriteRaw("Length: %ld bytes\n", Length);
uint8_t *result = md5File(AddressChar, Length);
WriteRaw("MD5: ");
for (int i = 0; i < 16; i++)
WriteRaw("%02x", result[i]);
kfree(result);
WriteRaw("\n-------------------------------------------------------------------------\n");
}