#include <stdlib.h>

#include <stdint.h>

#include <string.h>

#include <poppler.h>

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)

{

    GError *err = NULL;

    PopplerDocument *doc;

    PopplerPage *page;

    char *buf;

    int npages;

    GList *matches;

    doc = poppler_document_new_from_data((char *)data, size, NULL, &err);

    if (doc == NULL) {

        g_error_free(err);

        return 0;

    }

    npages = poppler_document_get_n_pages(doc);

    if (npages < 1) {

        g_object_unref(doc);

        return 0;

    }

    buf = (char *)calloc(size + 1, sizeof(char));

    memcpy(buf, data, size);

    buf[size] = '\0';

    for (int n = 0; n < npages; n++) {

        page = poppler_document_get_page(doc, n);

        if (!page) {

            continue;

        }

        if (g_utf8_validate(buf, -1, NULL)) {

            matches = poppler_page_find_text(page, buf);

            if (matches) {

                g_list_free_full(matches, (GDestroyNotify)poppler_rectangle_free);

            }

        }

        g_object_unref(page);

    }

    free(buf);

    g_object_unref(doc);

    return 0;

}