tests/fuzz/yang_parse_module.c

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

#include "libyang.h"

int LLVMFuzzerTestOneInput(uint8_t const *buf, size_t len)
{
    struct lys_module *mod;
    uint8_t *data = NULL;
    struct ly_ctx *ctx = NULL;
    static bool log = false;
    LY_ERR err;

    if (!log) {
        ly_log_options(0);
        log = true;
    }

    err = ly_ctx_new(NULL, 0, &ctx);
    if (err != LY_SUCCESS) {
        fprintf(stderr, "Failed to create new context\n");
        return 0;
    }

    data = malloc(len + 1);
    if (data == NULL) {
        fprintf(stderr, "Out of memory\n");
        return 0;
    }
    memcpy(data, buf, len);
    data[len] = 0;

    lys_parse_mem(ctx, (const char *)data, LYS_IN_YANG, &mod);

    free(data);
    ly_ctx_destroy(ctx);
    return 0;
}