raylib-test/include/fileToCharArray.h

#include "raylib.h"

#include <string.h>

void fileToBytes(const char *inputFileName, const char *outputFileName, const char *arrayName)
{
  unsigned int fileSize = 0;

  unsigned char *const fileData = LoadFileData(inputFileName, &fileSize);

  char *const content = (char *const)MemAlloc(sizeof(char) * fileSize * 10);

  int cursor = 0;

  for (unsigned int i = 0; i < fileSize; i++)
  {
    TextAppend(content, TextFormat("  0x%02x,\n", fileData[i]), &cursor);
  }

  cursor = 0;
  char *const final = (char *const)MemAlloc((sizeof("static const unsigned char ") + strlen(arrayName) + sizeof("[] = {\n") + (fileSize * sizeof("  0x00,\n")) + sizeof("};")) * sizeof(char));

  TextAppend(final, "static const unsigned char ", &cursor);
  TextAppend(final, arrayName, &cursor);
  TextAppend(final, TextFormat("[%d] = {\n", fileSize), &cursor);
  TextAppend(final, content, &cursor);
  TextAppend(final, " };", &cursor);

  MemFree(content);

  SaveFileText(outputFileName, final);

  MemFree(final);
}