mirror of https://github.com/openssl/openssl.git
79 lines
1.7 KiB
C
79 lines
1.7 KiB
C
/*
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* Copyright 2016-2021 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <string.h>
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#include <stdlib.h> /* For NULL */
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#include <openssl/macros.h> /* For NON_EMPTY_TRANSLATION_UNIT */
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#include <openssl/e_os2.h>
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#include "simpledynamic.h"
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#if defined(DSO_DLFCN) || defined(DSO_VMS)
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int sd_load(const char *filename, SD *lib, int type)
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{
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int dl_flags = type;
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#ifdef _AIX
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if (filename[strlen(filename) - 1] == ')')
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dl_flags |= RTLD_MEMBER;
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#endif
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*lib = dlopen(filename, dl_flags);
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return *lib == NULL ? 0 : 1;
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}
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int sd_sym(SD lib, const char *symname, SD_SYM *sym)
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{
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*sym = dlsym(lib, symname);
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return *sym != NULL;
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}
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int sd_close(SD lib)
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{
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return dlclose(lib) != 0 ? 0 : 1;
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}
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const char *sd_error(void)
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{
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return dlerror();
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}
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#elif defined(DSO_WIN32)
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int sd_load(const char *filename, SD *lib, ossl_unused int type)
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{
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*lib = LoadLibraryA(filename);
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return *lib == NULL ? 0 : 1;
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}
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int sd_sym(SD lib, const char *symname, SD_SYM *sym)
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{
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*sym = (SD_SYM)GetProcAddress(lib, symname);
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return *sym != NULL;
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}
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int sd_close(SD lib)
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{
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return FreeLibrary(lib) == 0 ? 0 : 1;
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}
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const char *sd_error(void)
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{
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static char buffer[255];
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buffer[0] = '\0';
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FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), 0,
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buffer, sizeof(buffer), NULL);
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return buffer;
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}
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#else
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NON_EMPTY_TRANSLATION_UNIT
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#endif
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