/* * Copyright 2016-2020 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 */ #include <stdlib.h> /* For NULL */ #include <openssl/macros.h> /* For NON_EMPTY_TRANSLATION_UNIT */ #include <openssl/e_os2.h> #include "simpledynamic.h" #if defined(DSO_DLFCN) int sd_load(const char *filename, SD *lib, int type) { int dl_flags = type; #ifdef _AIX if (filename[strlen(filename) - 1] == ')') dl_flags |= RTLD_MEMBER; #endif *lib = dlopen(filename, dl_flags); return *lib == NULL ? 0 : 1; } int sd_sym(SD lib, const char *symname, SD_SYM *sym) { *sym = dlsym(lib, symname); return *sym != NULL; } int sd_close(SD lib) { return dlclose(lib) != 0 ? 0 : 1; } const char *sd_error(void) { return dlerror(); } #elif defined(DSO_WIN32) int sd_load(const char *filename, SD *lib, ossl_unused int type) { *lib = LoadLibraryA(filename); return *lib == NULL ? 0 : 1; } int sd_sym(SD lib, const char *symname, SD_SYM *sym) { *sym = (SD_SYM)GetProcAddress(lib, symname); return *sym != NULL; } int sd_close(SD lib) { return FreeLibrary(lib) == 0 ? 0 : 1; } const char *sd_error(void) { static char buffer[255]; buffer[0] = '\0'; FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), 0, buffer, sizeof(buffer), NULL); return buffer; } #else NON_EMPTY_TRANSLATION_UNIT #endif