src/buf.c


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/*
 * Copyright (c) 2023 Egor Tensin <egor@tensin.name>
 * This file is part of the "cimple" project.
 * For details, see https://github.com/egor-tensin/cimple.
 * Distributed under the MIT License.
 */

#include "buf.h"

#include "log.h"

#include <stdint.h>
#include <stdlib.h>
#include <string.h>

struct buf {
    uint32_t size;
    const void* data;
};

int buf_create(struct buf** _buf, const void* data, uint32_t size) {
    struct buf* buf = malloc(sizeof(struct buf));
    if (!buf) {
        log_errno("malloc");
        return -1;
    }

    buf->data = data;
    buf->size = size;

    *_buf = buf;
    return 0;
}

int buf_create_from_string(struct buf** buf, const char* str) {
    return buf_create(buf, str, strlen(str) + 1);
}

void buf_destroy(struct buf* buf) {
    free(buf);
}

uint32_t buf_get_size(const struct buf* buf) {
    return buf->size;
}

const void* buf_get_data(const struct buf* buf) {
    return buf->data;
}