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cpp parser for funs.

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This commit is contained in:
Chris Forseth (C4)
2022-05-09 14:10:29 -05:00
parent 6f82fb6010
commit ae052f790f
4 changed files with 254 additions and 3 deletions
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3
.gitignore vendored
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/bin/ /bin/
/obj/ /obj/
/.vs/ /.vs/
Debug/
LegoBlobReader/LegoBlobReader.vcxproj.filters
LegoBlobReader/LegoBlobReader.vcxproj.user

77
LegoBlobReader/LegoBlobReader.cpp Normal file
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// LegoBlobReader.cpp : This file contains the 'main' function. Program execution begins and ends there.
//
#include <conio.h>
#include <stdio.h>
#include <malloc.h>
#include <math.h>
#include <algorithm>
typedef unsigned char byte;
static char const* FILE_NAME = "GAMEPROGRESS.broke.blob";
byte* ReadFileToBuffer(char const* filename, size_t* file_len)
{
FILE* fp = nullptr;
::fopen_s(&fp, filename, "r");
if (nullptr == fp) {
return nullptr;
}
::fseek(fp, 0, SEEK_END);
size_t eof = ::ftell(fp);
::fseek(fp, 0, SEEK_SET);
byte* buffer = (byte*) ::malloc(eof);
if (nullptr != buffer) {
*file_len = ::fread(buffer, 1, eof, fp);
}
::fclose(fp);
return buffer;
}
static void DisplayProgress(byte* buffer, size_t len, size_t offset)
{
size_t bytes_to_show = len - offset;
bytes_to_show = std::min<size_t>(bytes_to_show, 16);
printf("At %u (0x%08x) into buffer... Next %u byte(s) are...\n> ", offset, offset, bytes_to_show);
for (size_t i = 0; i < bytes_to_show; ++i) {
byte b = buffer[offset + i];
printf("%02X ", b);
}
}
static void ParseBuffer(byte* buffer, size_t len)
{
size_t offset = 0;
DisplayProgress(buffer, len, offset);
}
int main()
{
size_t file_len;
byte* buffer = ReadFileToBuffer(FILE_NAME, &file_len);
if (nullptr == buffer) {
printf("Failed to open file.\n");
}
ParseBuffer(buffer, file_len);
free(buffer);
printf("\n\n\n");
_getch();
}
// Run program: Ctrl + F5 or Debug > Start Without Debugging menu
// Debug program: F5 or Debug > Start Debugging menu
// Tips for Getting Started:
// 1. Use the Solution Explorer window to add/manage files
// 2. Use the Team Explorer window to connect to source control
// 3. Use the Output window to see build output and other messages
// 4. Use the Error List window to view errors
// 5. Go to Project > Add New Item to create new code files, or Project > Add Existing Item to add existing code files to the project
// 6. In the future, to open this project again, go to File > Open > Project and select the .sln file

147
LegoBlobReader/LegoBlobReader.vcxproj Normal file
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30
LegoSkywalkerGameProgressParser.sln
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Microsoft Visual Studio Solution File, Format Version 12.00 Microsoft Visual Studio Solution File, Format Version 12.00
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