/*
- * 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
+ * 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
#include <stdlib.h>
#include <openssl/opensslv.h>
#include <openssl/ssl.h>
-#include <openssl/ossl_typ.h>
-#include "testutil.h"
+#include <openssl/types.h>
+#include "crypto/dso_conf.h"
-#if !defined(DSO_DLFCN) && !defined(DSO_WIN32)
-int main(void)
-{
- TEST_info("Not implemented on this platform\n");
- return 0;
-}
-
-#else
+typedef void DSO;
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 int (*OPENSSL_init_crypto_t)(uint64_t, void *);
+typedef int (*OPENSSL_atexit_t)(void (*handler)(void));
typedef unsigned long (*ERR_get_error_t)(void);
-typedef unsigned long (*OpenSSL_version_num_t)(void);
+typedef unsigned long (*OPENSSL_version_major_t)(void);
+typedef unsigned long (*OPENSSL_version_minor_t)(void);
+typedef unsigned long (*OPENSSL_version_patch_t)(void);
+typedef DSO * (*DSO_dsobyaddr_t)(void (*addr)(void), int flags);
+typedef int (*DSO_free_t)(DSO *dso);
+
+typedef enum test_types_en {
+ CRYPTO_FIRST,
+ SSL_FIRST,
+ JUST_CRYPTO,
+ DSO_REFTEST,
+ NO_ATEXIT
+} TEST_TYPE;
+
+static TEST_TYPE test_type;
+static const char *path_crypto;
+static const char *path_ssl;
+static const char *path_atexit;
#ifdef DSO_DLFCN
# include <dlfcn.h>
+# define SHLIB_INIT NULL
+
typedef void *SHLIB;
typedef void *SHLIB_SYM;
-# define SHLIB_INIT NULL
static int shlib_load(const char *filename, SHLIB *lib)
{
- *lib = dlopen(filename, RTLD_GLOBAL | RTLD_LAZY);
+ int dl_flags = (RTLD_GLOBAL|RTLD_LAZY);
+#ifdef _AIX
+ if (filename[strlen(filename) - 1] == ')')
+ dl_flags |= RTLD_MEMBER;
+#endif
+ *lib = dlopen(filename, dl_flags);
return *lib == NULL ? 0 : 1;
}
# include <windows.h>
+# define SHLIB_INIT 0
+
typedef HINSTANCE SHLIB;
typedef void *SHLIB_SYM;
-# define SHLIB_INIT 0
static int shlib_load(const char *filename, SHLIB *lib)
{
}
#endif
-typedef enum test_types_en {
- CRYPTO_FIRST,
- SSL_FIRST,
- JUST_CRYPTO
-} TEST_TYPE;
-static TEST_TYPE test_type;
-static const char *path_crypto;
-static const char *path_ssl;
+#if defined(DSO_DLFCN) || defined(DSO_WIN32)
+
+static int atexit_handler_done = 0;
+
+static void atexit_handler(void)
+{
+ FILE *atexit_file = fopen(path_atexit, "w");
+
+ if (atexit_file == NULL)
+ return;
+
+ fprintf(atexit_file, "atexit() run\n");
+ fclose(atexit_file);
+ atexit_handler_done++;
+}
static int test_lib(void)
{
union {
void (*func)(void);
SHLIB_SYM sym;
- } symbols[3];
+ } symbols[5];
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;
+ OPENSSL_version_major_t myOPENSSL_version_major;
+ OPENSSL_version_minor_t myOPENSSL_version_minor;
+ OPENSSL_version_patch_t myOPENSSL_version_patch;
+ OPENSSL_atexit_t myOPENSSL_atexit;
int result = 0;
switch (test_type) {
case JUST_CRYPTO:
- if (!TEST_true(shlib_load(path_crypto, &cryptolib)))
- goto end;
- break;
+ case DSO_REFTEST:
+ case NO_ATEXIT:
case CRYPTO_FIRST:
- if (!TEST_true(shlib_load(path_crypto, &cryptolib))
- || !TEST_true(shlib_load(path_ssl, &ssllib)))
+ if (!shlib_load(path_crypto, &cryptolib)) {
+ fprintf(stderr, "Failed to load libcrypto\n");
goto end;
+ }
+ if (test_type != CRYPTO_FIRST)
+ break;
+ /* Fall through */
+
case SSL_FIRST:
- if (!TEST_true(shlib_load(path_ssl, &ssllib))
- || !TEST_true(shlib_load(path_crypto, &cryptolib)))
+ if (!shlib_load(path_ssl, &ssllib)) {
+ fprintf(stderr, "Failed to load libssl\n");
+ goto end;
+ }
+ if (test_type != SSL_FIRST)
+ break;
+ if (!shlib_load(path_crypto, &cryptolib)) {
+ fprintf(stderr, "Failed to load libcrypto\n");
goto end;
+ }
break;
}
- if (test_type != JUST_CRYPTO) {
- 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)))
+ if (test_type == NO_ATEXIT) {
+ OPENSSL_init_crypto_t myOPENSSL_init_crypto;
+
+ if (!shlib_sym(cryptolib, "OPENSSL_init_crypto", &symbols[0].sym)) {
+ fprintf(stderr, "Failed to load OPENSSL_init_crypto symbol\n");
+ goto end;
+ }
+ myOPENSSL_init_crypto = (OPENSSL_init_crypto_t)symbols[0].func;
+ if (!myOPENSSL_init_crypto(OPENSSL_INIT_NO_ATEXIT, NULL)) {
+ fprintf(stderr, "Failed to initialise libcrypto\n");
goto end;
+ }
+ }
+
+ if (test_type != JUST_CRYPTO
+ && test_type != DSO_REFTEST
+ && test_type != NO_ATEXIT) {
+ if (!shlib_sym(ssllib, "TLS_method", &symbols[0].sym)
+ || !shlib_sym(ssllib, "SSL_CTX_new", &symbols[1].sym)
+ || !shlib_sym(ssllib, "SSL_CTX_free", &symbols[2].sym)) {
+ fprintf(stderr, "Failed to load libssl symbols\n");
+ 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())))
+ ctx = mySSL_CTX_new(myTLS_method());
+ if (ctx == NULL) {
+ fprintf(stderr, "Failed to create SSL_CTX\n");
goto end;
+ }
mySSL_CTX_free(ctx);
}
- if (!TEST_true(shlib_sym(cryptolib, "ERR_get_error", &symbols[0].sym))
- || !TEST_true(shlib_sym(cryptolib, "OpenSSL_version_num",
- &symbols[1].sym)))
+ if (!shlib_sym(cryptolib, "ERR_get_error", &symbols[0].sym)
+ || !shlib_sym(cryptolib, "OPENSSL_version_major", &symbols[1].sym)
+ || !shlib_sym(cryptolib, "OPENSSL_version_minor", &symbols[2].sym)
+ || !shlib_sym(cryptolib, "OPENSSL_version_patch", &symbols[3].sym)
+ || !shlib_sym(cryptolib, "OPENSSL_atexit", &symbols[4].sym)) {
+ fprintf(stderr, "Failed to load libcrypto symbols\n");
goto end;
+ }
myERR_get_error = (ERR_get_error_t)symbols[0].func;
- if (!TEST_int_eq(myERR_get_error(), 0))
+ if (myERR_get_error() != 0) {
+ fprintf(stderr, "Unexpected ERR_get_error() response\n");
goto end;
- myOpenSSL_version_num = (OpenSSL_version_num_t)symbols[1].func;
- if (!TEST_int_eq(myOpenSSL_version_num(), OPENSSL_VERSION_NUMBER))
+ }
+
+ /* Library and header version should be identical in this test */
+ myOPENSSL_version_major = (OPENSSL_version_major_t)symbols[1].func;
+ myOPENSSL_version_minor = (OPENSSL_version_minor_t)symbols[2].func;
+ myOPENSSL_version_patch = (OPENSSL_version_patch_t)symbols[3].func;
+ if (myOPENSSL_version_major() != OPENSSL_VERSION_MAJOR
+ || myOPENSSL_version_minor() != OPENSSL_VERSION_MINOR
+ || myOPENSSL_version_patch() != OPENSSL_VERSION_PATCH) {
+ fprintf(stderr, "Invalid library version number\n");
goto end;
+ }
- 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)))
+ myOPENSSL_atexit = (OPENSSL_atexit_t)symbols[4].func;
+ if (!myOPENSSL_atexit(atexit_handler)) {
+ fprintf(stderr, "Failed to register atexit handler\n");
+ 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 (!shlib_sym(cryptolib, "DSO_dsobyaddr", &symbols[0].sym)
+ || !shlib_sym(cryptolib, "DSO_free", &symbols[1].sym)) {
+ fprintf(stderr, "Unable to load DSO symbols\n");
goto end;
- case SSL_FIRST:
- if (!TEST_true(shlib_close(ssllib))
- || !TEST_true(shlib_close(cryptolib)))
+ }
+
+ myDSO_dsobyaddr = (DSO_dsobyaddr_t)symbols[0].func;
+ myDSO_free = (DSO_free_t)symbols[1].func;
+
+ {
+ DSO *hndl;
+ /* use known symbol from crypto module */
+ hndl = myDSO_dsobyaddr((void (*)(void))myERR_get_error, 0);
+ if (hndl == NULL) {
+ fprintf(stderr, "DSO_dsobyaddr() failed\n");
+ goto end;
+ }
+ myDSO_free(hndl);
+ }
+# endif /* DSO_DLFCN */
+ }
+
+ if (!shlib_close(cryptolib)) {
+ fprintf(stderr, "Failed to close libcrypto\n");
+ goto end;
+ }
+
+ if (test_type == CRYPTO_FIRST || test_type == SSL_FIRST) {
+ if (!shlib_close(ssllib)) {
+ fprintf(stderr, "Failed to close libssl\n");
goto end;
- break;
+ }
}
+# if defined(OPENSSL_NO_PINSHARED) \
+ && defined(__GLIBC__) \
+ && defined(__GLIBC_PREREQ) \
+ && defined(OPENSSL_SYS_LINUX)
+# if __GLIBC_PREREQ(2, 3)
+ /*
+ * If we didn't pin the so then we are hopefully on a platform that supports
+ * running atexit() on so unload. If not we might crash. We know this is
+ * true on linux since glibc 2.2.3
+ */
+ if (test_type != NO_ATEXIT && atexit_handler_done != 1) {
+ fprintf(stderr, "atexit() handler did not run\n");
+ goto end;
+ }
+# endif
+# endif
+
result = 1;
end:
return result;
}
+#endif
-int test_main(int argc, char **argv)
+
+/*
+ * shlibloadtest should not use the normal test framework because we don't want
+ * it to link against libcrypto (which the framework uses). The point of the
+ * test is to check dynamic loading and unloading of libcrypto/libssl.
+ */
+int main(int argc, char *argv[])
{
- if (argc != 4) {
- TEST_error("Unexpected number of arguments");
- return EXIT_FAILURE;
+ const char *p;
+
+ if (argc != 5) {
+ fprintf(stderr, "Incorrect number of arguments\n");
+ return 1;
}
- if (strcmp(argv[1], "-crypto_first") == 0) {
+ p = argv[1];
+
+ if (strcmp(p, "-crypto_first") == 0) {
test_type = CRYPTO_FIRST;
- } else if (strcmp(argv[1], "-ssl_first") == 0) {
+ } else if (strcmp(p, "-ssl_first") == 0) {
test_type = SSL_FIRST;
- } else if (strcmp(argv[1], "-just_crypto") == 0) {
+ } else if (strcmp(p, "-just_crypto") == 0) {
test_type = JUST_CRYPTO;
+ } else if (strcmp(p, "-dso_ref") == 0) {
+ test_type = DSO_REFTEST;
+ } else if (strcmp(p, "-no_atexit") == 0) {
+ test_type = NO_ATEXIT;
} else {
- TEST_error("Unrecognised argument");
- return EXIT_FAILURE;
+ fprintf(stderr, "Unrecognised argument\n");
+ return 1;
}
path_crypto = argv[2];
path_ssl = argv[3];
+ path_atexit = argv[4];
+ if (path_crypto == NULL || path_ssl == NULL) {
+ fprintf(stderr, "Invalid libcrypto/libssl path\n");
+ return 1;
+ }
- ADD_TEST(test_lib);
- return run_tests(argv[0]);
-}
+#if defined(DSO_DLFCN) || defined(DSO_WIN32)
+ if (!test_lib())
+ return 1;
#endif
+ return 0;
+}