file.c


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#include <stdio.h>
#include <stdlib.h>

#include "file.h"

struct FileContent read_entire_file(const char *file_path) {
	struct FileContent file_data;
	file_data.content = NULL;
	file_data.count = 0;

	FILE *file = fopen(file_path, "rb");
	if (file == NULL) {
		perror("Error opening file");
		return file_data;
	}

	fseek(file, 0, SEEK_END);
	long file_size = ftell(file);
	fseek(file, 0, SEEK_SET);

	if (file_size == -1) {
		perror("Error getting file size");
		return file_data;
	}

	file_data.content = (const char *)malloc(file_size);
	if (file_data.content == NULL) {
		perror("Error allocating memory");
		return file_data;
	}

	size_t bytes_read = fread((void *)file_data.content, 1, file_size, file);
	if (bytes_read != (size_t)file_size) {
		perror("Error reading file");
		free((void *)file_data.content);
		file_data.content = NULL;
		return file_data;
	}

	file_data.count = bytes_read;

	fclose(file);
	return file_data;
}