file.c++

#include "shared.h++"

#include "file.h++"

// A function that will read a file at a path into an allocated char pointer buffer 
char* pathtobuf(std::filesystem::path path) {
  return pathtobufsize(path,NULL);
}

// A function that will read a file at a path into an allocated char pointer buffer 
char* pathtobufsize(std::filesystem::path path, int *size) {
  FILE *fptr;
  long length;
  char *buf;

  fptr = fopen(path.string().c_str(), "rb"); // Open file for reading 
  if (!fptr) // Return NULL on failure 
    return NULL;
  fseek(fptr, 0, SEEK_END); // Seek to the end of the file 
  length = ftell(fptr); // Find out how many bytes into the file we are 
  buf = (char*)malloc(length+1); // Allocate a buffer for the entire length of the file and a null terminator 
  fseek(fptr, 0, SEEK_SET); // Go back to the beginning of the file 
  fread(buf, length, 1, fptr); // Read the contents of the file in to the buffer 
  fclose(fptr); // Close the file 
  buf[length] = 0; // Null terminator 

  if (size != NULL) {
    *size = length;
  }

  return buf; // Return the buffer 
}