X-Git-Url: https://git.openssl.org/?a=blobdiff_plain;f=test%2Fshlibloadtest.c;h=aad90e6533e2f532c94d858925a4c290f4b5307a;hb=0d8da77908df1aa3186b00113aab1b338cba9b07;hp=6f220ba5302795cdc1b1af87b7bcf9882dd76dab;hpb=586b79d8884b171eb3fae1ef230572921715ce1a;p=openssl.git diff --git a/test/shlibloadtest.c b/test/shlibloadtest.c index 6f220ba530..aad90e6533 100644 --- a/test/shlibloadtest.c +++ b/test/shlibloadtest.c @@ -1,5 +1,5 @@ /* - * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy @@ -11,221 +11,243 @@ #include #include #include +#include +#include +#include "internal/dso_conf.h" +#include "testutil.h" -/* The test is only currently implemented for DSO_DLFCN and DSO_WIN32 */ -#if defined(DSO_DLFCN) || defined(DSO_WIN32) - -#define SSL_CTX_NEW "SSL_CTX_new" -#define SSL_CTX_FREE "SSL_CTX_free" -#define TLS_METHOD "TLS_method" +typedef void DSO; -#define ERR_GET_ERROR "ERR_get_error" -#define OPENSSL_VERSION_NUM_FUNC "OpenSSL_version_num" - -typedef struct ssl_ctx_st SSL_CTX; -typedef struct ssl_method_st SSL_METHOD; typedef const SSL_METHOD * (*TLS_method_t)(void); typedef SSL_CTX * (*SSL_CTX_new_t)(const SSL_METHOD *meth); typedef void (*SSL_CTX_free_t)(SSL_CTX *); - typedef unsigned long (*ERR_get_error_t)(void); typedef unsigned long (*OpenSSL_version_num_t)(void); +typedef DSO * (*DSO_dsobyaddr_t)(void (*addr)(void), int flags); +typedef int (*DSO_free_t)(DSO *dso); -static TLS_method_t TLS_method; -static SSL_CTX_new_t SSL_CTX_new; -static SSL_CTX_free_t SSL_CTX_free; +typedef enum test_types_en { + CRYPTO_FIRST, + SSL_FIRST, + JUST_CRYPTO, + DSO_REFTEST +} TEST_TYPE; -static ERR_get_error_t ERR_get_error; -static OpenSSL_version_num_t OpenSSL_version_num; +static TEST_TYPE test_type; +static const char *path_crypto; +static const char *path_ssl; #ifdef DSO_DLFCN # include -typedef void * SHLIB; -typedef void * SHLIB_SYM; # define SHLIB_INIT NULL +typedef void *SHLIB; +typedef void *SHLIB_SYM; + static int shlib_load(const char *filename, SHLIB *lib) { *lib = dlopen(filename, RTLD_GLOBAL | RTLD_LAZY); - - if (*lib == NULL) - return 0; - - return 1; + return *lib == NULL ? 0 : 1; } static int shlib_sym(SHLIB lib, const char *symname, SHLIB_SYM *sym) { *sym = dlsym(lib, symname); - return *sym != NULL; } static int shlib_close(SHLIB lib) { - if (dlclose(lib) != 0) - return 0; - - return 1; + return dlclose(lib) != 0 ? 0 : 1; } +#endif -#elif defined(DSO_WIN32) +#ifdef DSO_WIN32 # include -typedef HINSTANCE SHLIB; -typedef void * SHLIB_SYM; # define SHLIB_INIT 0 +typedef HINSTANCE SHLIB; +typedef void *SHLIB_SYM; + static int shlib_load(const char *filename, SHLIB *lib) { *lib = LoadLibraryA(filename); - if (*lib == NULL) - return 0; - - return 1; + return *lib == NULL ? 0 : 1; } static int shlib_sym(SHLIB lib, const char *symname, SHLIB_SYM *sym) { *sym = (SHLIB_SYM)GetProcAddress(lib, symname); - return *sym != NULL; } static int shlib_close(SHLIB lib) { - if (FreeLibrary(lib) == 0) - return 0; - - return 1; + return FreeLibrary(lib) == 0 ? 0 : 1; } - #endif -# define CRYPTO_FIRST_OPT "-crypto_first" -# define SSL_FIRST_OPT "-ssl_first" -# define JUST_CRYPTO_OPT "-just_crypto" -enum test_types_en { - CRYPTO_FIRST, - SSL_FIRST, - JUST_CRYPTO -}; +#if defined(DSO_DLFCN) || defined(DSO_WIN32) -int main(int argc, char **argv) +static int test_lib(void) { - SHLIB ssllib = SHLIB_INIT, cryptolib = SHLIB_INIT; + SHLIB ssllib = SHLIB_INIT; + SHLIB cryptolib = SHLIB_INIT; SSL_CTX *ctx; union { - void (*func) (void); + void (*func)(void); SHLIB_SYM sym; - } tls_method_sym, ssl_ctx_new_sym, ssl_ctx_free_sym, err_get_error_sym, - openssl_version_num_sym; - enum test_types_en test_type; - int i; - - if (argc != 4) { - printf("Unexpected number of arguments\n"); - return 1; + } symbols[3]; + TLS_method_t myTLS_method; + SSL_CTX_new_t mySSL_CTX_new; + SSL_CTX_free_t mySSL_CTX_free; + ERR_get_error_t myERR_get_error; + OpenSSL_version_num_t myOpenSSL_version_num; + int result = 0; + + switch (test_type) { + case JUST_CRYPTO: + if (!TEST_true(shlib_load(path_crypto, &cryptolib))) + goto end; + break; + case CRYPTO_FIRST: + if (!TEST_true(shlib_load(path_crypto, &cryptolib)) + || !TEST_true(shlib_load(path_ssl, &ssllib))) + goto end; + break; + case SSL_FIRST: + if (!TEST_true(shlib_load(path_ssl, &ssllib)) + || !TEST_true(shlib_load(path_crypto, &cryptolib))) + goto end; + break; + case DSO_REFTEST: + if (!TEST_true(shlib_load(path_crypto, &cryptolib))) + goto end; + break; } - if (strcmp(argv[1], CRYPTO_FIRST_OPT) == 0) { - test_type = CRYPTO_FIRST; - } else if (strcmp(argv[1], SSL_FIRST_OPT) == 0) { - test_type = SSL_FIRST; - } else if (strcmp(argv[1], JUST_CRYPTO_OPT) == 0) { - test_type = JUST_CRYPTO; - } else { - printf("Unrecognised argument\n"); - return 1; - } - - for (i = 0; i < 2; i++) { - if ((i == 0 && (test_type == CRYPTO_FIRST - || test_type == JUST_CRYPTO)) - || (i == 1 && test_type == SSL_FIRST)) { - if (!shlib_load(argv[2], &cryptolib)) { - printf("Unable to load libcrypto\n"); - return 1; - } - } - if ((i == 0 && test_type == SSL_FIRST) - || (i == 1 && test_type == CRYPTO_FIRST)) { - if (!shlib_load(argv[3], &ssllib)) { - printf("Unable to load libssl\n"); - return 1; - } - } + if (test_type != JUST_CRYPTO && test_type != DSO_REFTEST) { + if (!TEST_true(shlib_sym(ssllib, "TLS_method", &symbols[0].sym)) + || !TEST_true(shlib_sym(ssllib, "SSL_CTX_new", &symbols[1].sym)) + || !TEST_true(shlib_sym(ssllib, "SSL_CTX_free", &symbols[2].sym))) + goto end; + myTLS_method = (TLS_method_t)symbols[0].func; + mySSL_CTX_new = (SSL_CTX_new_t)symbols[1].func; + mySSL_CTX_free = (SSL_CTX_free_t)symbols[2].func; + if (!TEST_ptr(ctx = mySSL_CTX_new(myTLS_method()))) + goto end; + mySSL_CTX_free(ctx); } - if (test_type != JUST_CRYPTO) { - if (!shlib_sym(ssllib, TLS_METHOD, &tls_method_sym.sym) - || !shlib_sym(ssllib, SSL_CTX_NEW, &ssl_ctx_new_sym.sym) - || !shlib_sym(ssllib, SSL_CTX_FREE, &ssl_ctx_free_sym.sym)) { - printf("Unable to load ssl symbols\n"); - return 1; - } - - TLS_method = (TLS_method_t)tls_method_sym.func; - SSL_CTX_new = (SSL_CTX_new_t)ssl_ctx_new_sym.func; - SSL_CTX_free = (SSL_CTX_free_t)ssl_ctx_free_sym.func; - - ctx = SSL_CTX_new(TLS_method()); - if (ctx == NULL) { - printf("Unable to create SSL_CTX\n"); - return 1; + if (!TEST_true(shlib_sym(cryptolib, "ERR_get_error", &symbols[0].sym)) + || !TEST_true(shlib_sym(cryptolib, "OpenSSL_version_num", + &symbols[1].sym))) + goto end; + myERR_get_error = (ERR_get_error_t)symbols[0].func; + if (!TEST_int_eq(myERR_get_error(), 0)) + goto end; + + /* + * The bits that COMPATIBILITY_MASK lets through MUST be the same in + * the library and in the application. + * The bits that are masked away MUST be a larger or equal number in + * the library compared to the application. + */ +# define COMPATIBILITY_MASK 0xfff00000L + myOpenSSL_version_num = (OpenSSL_version_num_t)symbols[1].func; + if (!TEST_int_eq(myOpenSSL_version_num() & COMPATIBILITY_MASK, + OPENSSL_VERSION_NUMBER & COMPATIBILITY_MASK)) + goto end; + if (!TEST_int_ge(myOpenSSL_version_num() & ~COMPATIBILITY_MASK, + OPENSSL_VERSION_NUMBER & ~COMPATIBILITY_MASK)) + goto end; + + if (test_type == DSO_REFTEST) { +# ifdef DSO_DLFCN + DSO_dsobyaddr_t myDSO_dsobyaddr; + DSO_free_t myDSO_free; + + /* + * This is resembling the code used in ossl_init_base() and + * OPENSSL_atexit() to block unloading the library after dlclose(). + * We are not testing this on Windows, because it is done there in a + * completely different way. Especially as a call to DSO_dsobyaddr() + * will always return an error, because DSO_pathbyaddr() is not + * implemented there. + */ + if (!TEST_true(shlib_sym(cryptolib, "DSO_dsobyaddr", &symbols[0].sym)) + || !TEST_true(shlib_sym(cryptolib, "DSO_free", + &symbols[1].sym))) + goto end; + + myDSO_dsobyaddr = (DSO_dsobyaddr_t)symbols[0].func; + myDSO_free = (DSO_free_t)symbols[1].func; + + { + DSO *hndl; + /* use known symbol from crypto module */ + if (!TEST_ptr(hndl = myDSO_dsobyaddr((void (*)(void))ERR_get_error, 0))) + goto end; + myDSO_free(hndl); } - SSL_CTX_free(ctx); +# endif /* DSO_DLFCN */ } - if (!shlib_sym(cryptolib, ERR_GET_ERROR, &err_get_error_sym.sym) - || !shlib_sym(cryptolib, OPENSSL_VERSION_NUM_FUNC, - &openssl_version_num_sym.sym)) { - printf("Unable to load crypto symbols\n"); - return 1; + switch (test_type) { + case JUST_CRYPTO: + if (!TEST_true(shlib_close(cryptolib))) + goto end; + break; + case CRYPTO_FIRST: + if (!TEST_true(shlib_close(cryptolib)) + || !TEST_true(shlib_close(ssllib))) + goto end; + break; + case SSL_FIRST: + if (!TEST_true(shlib_close(ssllib)) + || !TEST_true(shlib_close(cryptolib))) + goto end; + break; + case DSO_REFTEST: + if (!TEST_true(shlib_close(cryptolib))) + goto end; + break; } - ERR_get_error = (ERR_get_error_t)err_get_error_sym.func; - OpenSSL_version_num = (OpenSSL_version_num_t)openssl_version_num_sym.func; + result = 1; +end: + return result; +} +#endif - if (ERR_get_error() != 0) { - printf("Unexpected error in error queue\n"); - return 1; - } - if (OpenSSL_version_num() != OPENSSL_VERSION_NUMBER) { - printf("Unexpected library version loaded\n"); - return 1; - } +int setup_tests(void) +{ + const char *p = test_get_argument(0); - for (i = 0; i < 2; i++) { - if ((i == 0 && test_type == CRYPTO_FIRST) - || (i == 1 && test_type == SSL_FIRST)) { - if (!shlib_close(ssllib)) { - printf("Unable to close libssl\n"); - return 1; - } - } - if ((i == 0 && (test_type == SSL_FIRST - || test_type == JUST_CRYPTO)) - || (i == 1 && test_type == CRYPTO_FIRST)) { - if (!shlib_close(cryptolib)) { - printf("Unable to close libcrypto\n"); - return 1; - } - } + if (strcmp(p, "-crypto_first") == 0) { + test_type = CRYPTO_FIRST; + } else if (strcmp(p, "-ssl_first") == 0) { + test_type = SSL_FIRST; + } else if (strcmp(p, "-just_crypto") == 0) { + test_type = JUST_CRYPTO; + } else if (strcmp(p, "-dso_ref") == 0) { + test_type = JUST_CRYPTO; + } else { + TEST_error("Unrecognised argument"); + return 0; } + if (!TEST_ptr(path_crypto = test_get_argument(1)) + || !TEST_ptr(path_ssl = test_get_argument(2))) + return 0; - printf("Success\n"); - return 0; -} -#else -int main(void) -{ - printf("Test not implemented on this platform\n"); - return 0; -} +#if defined(DSO_DLFCN) || defined(DSO_WIN32) + ADD_TEST(test_lib); #endif + return 1; +}