archeus/src/std/io.c

#include "arc/std/io.h"

#include "arc/std/errno.h"
#include "arc/std/string.h"
#include <stdio.h>
#include <stdlib.h>

void ARC_IO_FileToStr(ARC_String *path, ARC_String **data){
    FILE *file = fopen(path->data, "rb");
    if(!file){
        arc_errno = ARC_ERRNO_NULL;
        return;
    }

    fseek(file, 0L, SEEK_END);
    uint64_t length = ftell(file);
    rewind(file);

    char *fileData = (char *) calloc(1, length + 1);
    if(fileData == NULL){
        fclose(file);
        arc_errno = ARC_ERRNO_NULL;
        *data = NULL;
        return;
    }

    if(1 != fread(fileData, length, 1, file)){
        fclose(file);
        arc_errno = ARC_ERRNO_COPY;
        *data = NULL;
        return;
    }

    fclose(file);
    ARC_String_Create(data, fileData, length);
    free(fileData);
}