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test/moduleloadtest.c
53 строки
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Matt Caswell
Update copyright year
08 апр 2021, 15:04
08 апр 2021, 15:04
3c2bdd7
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/* * Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the Apache License 2.0 (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ /* * Extremely simple dynamic loader, must never be linked with anything other * than the standard C library. Its purpose is to try to load a dynamic module * and verify the presence of one symbol, if that's given. */ #include <stdio.h> #include <stdlib.h> #include <openssl/core.h> #include "simpledynamic.h" static int test_load(const char *path, const char *symbol) { #ifdef SD_INIT SD sd = SD_INIT; SD_SYM sym; int ret; if (!sd_load(path, &sd, SD_MODULE)) return 0; ret = symbol == NULL || sd_sym(sd, symbol, &sym); if (!sd_close(sd)) ret = 0; return ret; #else fprintf(stderr, "No dynamic loader\n"); return 0; #endif } int main(int argc, char *argv[]) { const char *m, *s; if (argc != 2 && argc != 3) { fprintf(stderr, "Usage: %s sharedobject [ entrypoint ]\n", argv[0]); return 1; } m = argv[1]; s = argc == 3 ? argv[2] : NULL; return test_load(m, s) ? 0 : 1; }