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/* |
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* Copyright (C) 1998,1999,2000,2001 Nikos Mavroyanopoulos |
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* |
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* This library is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU Library General Public License as published |
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* by the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public |
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* License along with this library; if not, write to the |
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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* Boston, MA 02111-1307, USA. |
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*/ |
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|
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#ifndef LIBDEFS_H |
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#define LIBDEFS_H |
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#include <libdefs.h> |
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#endif |
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#include <bzero.h> |
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#include <mcrypt_internal.h> |
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#include <xmemory.h> |
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|
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#ifndef DEBUG |
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# define fputs(x, y) |
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#endif |
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|
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extern const mcrypt_preloaded mps[]; |
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|
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#define MAX_MOD_SIZE 1024 |
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|
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static int mcrypt_strcmp( const char* str1, const char* str2) { |
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int i; |
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int len; |
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if (strlen(str1)!=strlen(str2)) return -1; |
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len = strlen(str1); |
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|
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for (i=0;i<len;i++) { |
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if (str1[i]=='_' && str2[i]=='-') continue; |
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if (str2[i]=='_' && str1[i]=='-') continue; |
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if (str1[i]!=str2[i]) return -1; |
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} |
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|
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return 0; |
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} |
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|
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lt_ptr _mcrypt_search_symlist_lib(const char* name) { |
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int i=0; |
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|
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while( mps[i].name!=0 || mps[i].address!=0) { |
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if (mps[i].name!=NULL && mps[i].address==NULL) { |
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if (mcrypt_strcmp(name, mps[i].name)==0) { |
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return (void*) -1; |
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} |
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} |
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i++; |
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} |
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return NULL; |
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} |
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|
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lt_ptr _mcrypt_search_symlist_sym(mcrypt_dlhandle handle, const char* _name) { |
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int i=0; |
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char name[MAX_MOD_SIZE]; |
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|
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strcpy(name, handle.name); |
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|
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strcat( name, "_LTX_"); |
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strcat( name, _name); |
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|
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while( mps[i].name!=0 || mps[i].address!=0) { |
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if (mps[i].name!=NULL) { |
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if (mcrypt_strcmp(name, mps[i].name)==0) { |
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return mps[i].address; |
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} |
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} |
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i++; |
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} |
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return NULL; |
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} |
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|
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void mcrypt_dlclose( mcrypt_dlhandle handle) { |
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void* mod = handle.handle; |
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|
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if (mod!=MCRYPT_INTERNAL_HANDLER && mod!=NULL) |
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lt_dlclose(mod); |
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handle.handle = NULL; |
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} |
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|
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lt_ptr mcrypt_dlsym( mcrypt_dlhandle handle, char* str) { |
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void* mod; |
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|
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mod = handle.handle; |
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|
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if (mod!=MCRYPT_INTERNAL_HANDLER) |
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return lt_dlsym(mod, str); |
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else |
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return _mcrypt_search_symlist_sym(handle, str); |
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|
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} |
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|
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WIN32DLL_DEFINE |
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int mcrypt_module_close(MCRYPT td) |
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{ |
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if (td==NULL) return MCRYPT_UNKNOWN_ERROR; |
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|
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mcrypt_dlclose(td->algorithm_handle); |
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mcrypt_dlclose(td->mode_handle); |
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if (lt_dlexit() != 0) { |
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return MCRYPT_UNKNOWN_ERROR; |
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} |
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|
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td->m_encrypt = NULL; |
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td->a_encrypt = NULL; |
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td->a_decrypt = NULL; |
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td->m_decrypt = NULL; |
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|
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free(td); |
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|
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return 0; |
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} |
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|
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|
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WIN32DLL_DEFINE |
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void* mcrypt_dlopen ( mcrypt_dlhandle* handle, const char* a_directory, const char *m_directory, const char *filename) { |
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|
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char paths[1526]; |
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|
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if (strlen(filename) > sizeof( handle->name)) |
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return MCRYPT_FAILED; |
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else |
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strcpy( handle->name, filename); |
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|
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if (_mcrypt_search_symlist_lib(filename)!=NULL) { |
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handle->handle = MCRYPT_INTERNAL_HANDLER; |
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return handle->handle; |
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} |
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|
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memset( paths, 0, 1024); |
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if (a_directory != NULL) { |
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strncat( paths, a_directory, 512); |
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strcat( paths, ":"); |
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} |
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if (m_directory != NULL) { |
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strncat( paths, m_directory, 512); |
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strcat( paths, ":"); |
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} |
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strncat( paths, LIBDIR, 512); |
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|
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lt_dlsetsearchpath(paths); |
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|
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handle->handle = lt_dlopenext(filename); |
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|
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return handle->handle; |
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|
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} |
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|
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WIN32DLL_DEFINE |
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MCRYPT mcrypt_module_open(const char *algorithm, |
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const char *a_directory, const char *mode, |
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const char *m_directory) |
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{ |
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MCRYPT td; |
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const char* err; |
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void *ret; |
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|
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td = calloc(1, sizeof(CRYPT_STREAM)); |
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if (td==NULL) return MCRYPT_FAILED; |
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|
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if (lt_dlinit() != 0) { |
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return MCRYPT_FAILED; |
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} |
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|
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ret = mcrypt_dlopen( &td->algorithm_handle, a_directory, m_directory, algorithm); |
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if (ret == NULL) { |
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err=lt_dlerror(); |
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if (err!=NULL) { |
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fputs( err, stderr); |
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fputs("\n", stderr); |
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} |
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free(td); |
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lt_dlexit(); |
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return MCRYPT_FAILED; |
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} |
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|
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ret = mcrypt_dlopen( &td->mode_handle, a_directory, m_directory, mode); |
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|
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if (ret == NULL) { |
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err=lt_dlerror(); |
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if (err!=NULL) { |
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fputs( err, stderr); |
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fputs( "\n", stderr); |
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} |
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mcrypt_dlclose(td->algorithm_handle); |
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free(td); |
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lt_dlexit(); |
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return MCRYPT_FAILED; |
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} |
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|
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td->a_encrypt = mcrypt_dlsym(td->algorithm_handle, "_mcrypt_encrypt"); |
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td->a_decrypt = mcrypt_dlsym(td->algorithm_handle, "_mcrypt_decrypt"); |
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td->m_encrypt = mcrypt_dlsym(td->mode_handle, "_mcrypt"); |
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td->m_decrypt = mcrypt_dlsym(td->mode_handle, "_mdecrypt"); |
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td->a_block_size = |
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mcrypt_dlsym(td->algorithm_handle, "_mcrypt_get_block_size"); |
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|
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if (td->a_encrypt == NULL || td->a_decrypt == NULL|| td->m_encrypt == NULL|| |
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td->m_decrypt == NULL|| td->a_block_size == NULL) { |
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err=lt_dlerror(); |
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if (err!=NULL) { |
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fputs( err, stderr); |
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fputs( "\n", stderr); |
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} |
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mcrypt_dlclose(td->algorithm_handle); |
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free(td); |
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lt_dlexit(); |
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return MCRYPT_FAILED; |
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} |
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|
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if (mcrypt_enc_is_block_algorithm_mode(td) != |
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mcrypt_enc_is_block_algorithm(td)) { |
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mcrypt_module_close(td); |
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return MCRYPT_FAILED; |
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} |
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|
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return td; |
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} |
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|
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|
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|
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/* Modules' frontends */ |
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|
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WIN32DLL_DEFINE |
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int mcrypt_get_size(MCRYPT td) |
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{ |
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int (*_mcrypt_get_size) (void); |
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|
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const char *error; |
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|
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_mcrypt_get_size = mcrypt_dlsym(td->algorithm_handle, "_mcrypt_get_size"); |
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if (_mcrypt_get_size == NULL) { |
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error = lt_dlerror(); |
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if (error!=NULL) { |
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fputs(error, stderr); |
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fputs("\n", stderr); |
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} |
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return MCRYPT_UNKNOWN_ERROR; |
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} |
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return _mcrypt_get_size(); |
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} |
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|
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WIN32DLL_DEFINE |
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int mcrypt_mode_get_size(MCRYPT td) |
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{ |
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int (*_mcrypt_get_size) (void); |
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|
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const char *error; |
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|
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_mcrypt_get_size = mcrypt_dlsym(td->mode_handle, "_mcrypt_mode_get_size"); |
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if (_mcrypt_get_size == NULL) { |
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error = lt_dlerror(); |
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if (error!=NULL) { |
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fputs(error, stderr); |
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fputs("\n", stderr); |
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} |
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return MCRYPT_UNKNOWN_ERROR; |
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} |
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return _mcrypt_get_size(); |
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} |
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|
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WIN32DLL_DEFINE |
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int mcrypt_set_key(MCRYPT td, void *a, const void *key, int keysize, const void *iv, int e) |
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{ |
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int (*__mcrypt_set_key_stream) (void *, const void *, int, const void *, int); |
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int (*__mcrypt_set_key_block) (void *, const void *, int); |
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const char *error; |
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|
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if (mcrypt_enc_is_block_algorithm(td) == 0) { |
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/* stream */ |
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__mcrypt_set_key_stream = mcrypt_dlsym(td->algorithm_handle, "_mcrypt_set_key"); |
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if (__mcrypt_set_key_stream == NULL) { |
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error = lt_dlerror(); |
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if (error!=NULL) { |
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fputs(error, stderr); |
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fputs("\n", stderr); |
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} |
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return -2; |
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} |
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return __mcrypt_set_key_stream(a, key, keysize, iv, e); |
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} else { |
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__mcrypt_set_key_block = mcrypt_dlsym(td->algorithm_handle, "_mcrypt_set_key"); |
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if (__mcrypt_set_key_block == NULL) { |
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error = lt_dlerror(); |
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if (error!=NULL) { |
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fputs(error, stderr); |
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fputs("\n", stderr); |
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} |
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return -2; |
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} |
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return __mcrypt_set_key_block(a, key, keysize); |
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} |
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} |
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|
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WIN32DLL_DEFINE |
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int mcrypt_enc_set_state(MCRYPT td, const void *iv, int size) |
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{ |
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int (*__mcrypt_set_state) (void *, const void *, int); |
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const char *error; |
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|
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__mcrypt_set_state = mcrypt_dlsym(td->mode_handle, "_mcrypt_set_state"); |
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if (__mcrypt_set_state==NULL) { |
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error = lt_dlerror(); |
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if (error!=NULL) { |
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fputs(error, stderr); |
318 |
fputs("\n", stderr); |
319 |
} |
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return MCRYPT_UNKNOWN_ERROR; |
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} |
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return __mcrypt_set_state(td->abuf, iv, size); |
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} |
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|
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WIN32DLL_DEFINE |
326 |
int mcrypt_enc_get_state(MCRYPT td, void *iv, int *size) |
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{ |
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int (*__mcrypt_get_state) (void *, void *, int*); |
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const char *error; |
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|
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__mcrypt_get_state = mcrypt_dlsym(td->mode_handle, "_mcrypt_get_state"); |
332 |
if (__mcrypt_get_state==NULL) { |
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error = lt_dlerror(); |
334 |
if (error!=NULL) { |
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fputs(error, stderr); |
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fputs("\n", stderr); |
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} |
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return MCRYPT_UNKNOWN_ERROR; |
339 |
} |
340 |
return __mcrypt_get_state(td->abuf, iv, size); |
341 |
} |
342 |
|
343 |
|
344 |
WIN32DLL_DEFINE |
345 |
int mcrypt_enc_get_block_size(MCRYPT td) |
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{ |
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int (*_mcrypt_get_block_size) (void); |
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|
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_mcrypt_get_block_size = td->a_block_size; |
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return _mcrypt_get_block_size(); |
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} |
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|
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WIN32DLL_DEFINE |
354 |
int mcrypt_get_algo_iv_size(MCRYPT td) |
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{ |
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const char* error; |
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int (*_mcrypt_get_algo_iv_size) (void); |
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|
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_mcrypt_get_algo_iv_size = mcrypt_dlsym(td->algorithm_handle, "_mcrypt_get_algo_iv_size"); |
360 |
if (_mcrypt_get_algo_iv_size == NULL) { |
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error = lt_dlerror(); |
362 |
if (error!=NULL) { |
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fputs(error, stderr); |
364 |
fputs("\n", stderr); |
365 |
} |
366 |
return MCRYPT_UNKNOWN_ERROR; |
367 |
} |
368 |
return _mcrypt_get_algo_iv_size(); |
369 |
} |
370 |
|
371 |
WIN32DLL_DEFINE |
372 |
int mcrypt_enc_get_iv_size(MCRYPT td) |
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{ |
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if (mcrypt_enc_is_block_algorithm_mode(td) == 1) { |
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return mcrypt_enc_get_block_size(td); |
376 |
} else { |
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return mcrypt_get_algo_iv_size(td); |
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} |
379 |
} |
380 |
|
381 |
WIN32DLL_DEFINE |
382 |
int mcrypt_enc_get_key_size(MCRYPT td) |
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{ |
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const char* error; |
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int (*_mcrypt_get_key_size) (void); |
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|
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_mcrypt_get_key_size = mcrypt_dlsym(td->algorithm_handle, "_mcrypt_get_key_size"); |
388 |
if (_mcrypt_get_key_size == NULL) { |
389 |
error = lt_dlerror(); |
390 |
if (error!=NULL) { |
391 |
fputs(error, stderr); |
392 |
fputs("\n", stderr); |
393 |
} |
394 |
return MCRYPT_UNKNOWN_ERROR; |
395 |
} |
396 |
return _mcrypt_get_key_size(); |
397 |
} |
398 |
|
399 |
WIN32DLL_DEFINE |
400 |
int *mcrypt_enc_get_supported_key_sizes(MCRYPT td, int *len) |
401 |
{ |
402 |
int *(*_mcrypt_get_key_sizes) (int *); |
403 |
int *size, *ret; |
404 |
const char* error; |
405 |
|
406 |
_mcrypt_get_key_sizes = |
407 |
mcrypt_dlsym(td->algorithm_handle, "_mcrypt_get_supported_key_sizes"); |
408 |
if (_mcrypt_get_key_sizes == NULL) { |
409 |
error = lt_dlerror(); |
410 |
if (error!=NULL) { |
411 |
fputs(error, stderr); |
412 |
fputs("\n", stderr); |
413 |
} |
414 |
*len = 0; |
415 |
return NULL; |
416 |
} |
417 |
|
418 |
size = _mcrypt_get_key_sizes(len); |
419 |
|
420 |
ret = NULL; |
421 |
if (size!=NULL && (*len) != 0) { |
422 |
ret = malloc( sizeof(int)*(*len)); |
423 |
if (ret==NULL) return NULL; |
424 |
memcpy( ret, size, sizeof(int)*(*len)); |
425 |
} |
426 |
return ret; |
427 |
} |
428 |
|
429 |
WIN32DLL_DEFINE |
430 |
int mcrypt_enc_is_block_algorithm(MCRYPT td) |
431 |
{ |
432 |
int (*_is_block_algorithm) (void); |
433 |
const char* error; |
434 |
|
435 |
_is_block_algorithm = mcrypt_dlsym(td->algorithm_handle, "_is_block_algorithm"); |
436 |
if (_is_block_algorithm == NULL) { |
437 |
error = lt_dlerror(); |
438 |
if (error!=NULL) { |
439 |
fputs(error, stderr); |
440 |
fputs("\n", stderr); |
441 |
} |
442 |
return MCRYPT_UNKNOWN_ERROR; |
443 |
} |
444 |
|
445 |
return _is_block_algorithm(); |
446 |
} |
447 |
|
448 |
WIN32DLL_DEFINE |
449 |
char *mcrypt_enc_get_algorithms_name(MCRYPT td) |
450 |
{ |
451 |
const char *(*_mcrypt_get_algorithms_name) (void); |
452 |
const char* error; |
453 |
|
454 |
_mcrypt_get_algorithms_name = |
455 |
mcrypt_dlsym(td->algorithm_handle, "_mcrypt_get_algorithms_name"); |
456 |
if (_mcrypt_get_algorithms_name == NULL) { |
457 |
error = lt_dlerror(); |
458 |
if (error!=NULL) { |
459 |
fputs(error, stderr); |
460 |
fputs("\n", stderr); |
461 |
} |
462 |
return NULL; |
463 |
} |
464 |
|
465 |
return strdup(_mcrypt_get_algorithms_name()); |
466 |
} |
467 |
|
468 |
WIN32DLL_DEFINE |
469 |
int init_mcrypt(MCRYPT td, void *buf, const void *key, int keysize, const void *iv) |
470 |
{ |
471 |
int (*_init_mcrypt) (void *, const void *, int, const void *, int); |
472 |
const char* error; |
473 |
|
474 |
_init_mcrypt = mcrypt_dlsym(td->mode_handle, "_init_mcrypt"); |
475 |
if (_init_mcrypt == NULL) { |
476 |
error = lt_dlerror(); |
477 |
if (error!=NULL) { |
478 |
fputs(error, stderr); |
479 |
fputs("\n", stderr); |
480 |
} |
481 |
return MCRYPT_UNKNOWN_ERROR; |
482 |
} |
483 |
|
484 |
return _init_mcrypt(buf, key, keysize, iv, mcrypt_enc_get_block_size(td)); |
485 |
} |
486 |
|
487 |
WIN32DLL_DEFINE |
488 |
int end_mcrypt(MCRYPT td, void *buf) |
489 |
{ |
490 |
int (*_end_mcrypt) (void *); |
491 |
const char* error; |
492 |
|
493 |
_end_mcrypt = mcrypt_dlsym(td->mode_handle, "_end_mcrypt"); |
494 |
if (_end_mcrypt == NULL) { |
495 |
error = lt_dlerror(); |
496 |
if (error!=NULL) { |
497 |
fputs(error, stderr); |
498 |
fputs("\n", stderr); |
499 |
} |
500 |
return MCRYPT_UNKNOWN_ERROR; |
501 |
} |
502 |
|
503 |
return _end_mcrypt(buf); |
504 |
} |
505 |
|
506 |
WIN32DLL_DEFINE |
507 |
int mcrypt(MCRYPT td, void *buf, void *a, int b) |
508 |
{ |
509 |
int (*_mcrypt) (void *, void *, int, int, void *, void *, void*); |
510 |
_mcrypt = td->m_encrypt; |
511 |
|
512 |
return _mcrypt(buf, a, b, mcrypt_enc_get_block_size(td), td->akey, |
513 |
td->a_encrypt, td->a_decrypt); |
514 |
} |
515 |
|
516 |
WIN32DLL_DEFINE |
517 |
int mdecrypt(MCRYPT td, void *buf, void *a, int b) |
518 |
{ |
519 |
int (*_mdecrypt) (void *, void *, int, int, void *, void *, void*); |
520 |
|
521 |
_mdecrypt = td->m_decrypt; |
522 |
return _mdecrypt(buf, a, b, mcrypt_enc_get_block_size(td), |
523 |
td->akey, td->a_encrypt, td->a_decrypt); |
524 |
} |
525 |
|
526 |
WIN32DLL_DEFINE |
527 |
char *mcrypt_enc_get_modes_name(MCRYPT td) |
528 |
{ |
529 |
const char *(*_mcrypt_get_modes_name) (void); |
530 |
const char* error; |
531 |
|
532 |
_mcrypt_get_modes_name = mcrypt_dlsym(td->mode_handle, "_mcrypt_get_modes_name"); |
533 |
if (_mcrypt_get_modes_name == NULL) { |
534 |
error = lt_dlerror(); |
535 |
if (error!=NULL) { |
536 |
fputs(error, stderr); |
537 |
fputs("\n", stderr); |
538 |
} |
539 |
return NULL; |
540 |
} |
541 |
|
542 |
return strdup(_mcrypt_get_modes_name()); |
543 |
} |
544 |
|
545 |
WIN32DLL_DEFINE |
546 |
int mcrypt_enc_is_block_mode(MCRYPT td) |
547 |
{ |
548 |
int (*_is_block_mode) (void); |
549 |
const char* error; |
550 |
|
551 |
_is_block_mode = mcrypt_dlsym(td->mode_handle, "_is_block_mode"); |
552 |
if (_is_block_mode == NULL) { |
553 |
error = lt_dlerror(); |
554 |
if (error!=NULL) { |
555 |
fputs(error, stderr); |
556 |
fputs("\n", stderr); |
557 |
} |
558 |
return MCRYPT_UNKNOWN_ERROR; |
559 |
} |
560 |
|
561 |
return _is_block_mode(); |
562 |
} |
563 |
|
564 |
WIN32DLL_DEFINE |
565 |
int mcrypt_enc_mode_has_iv(MCRYPT td) |
566 |
{ |
567 |
int (*_has_iv) (void); |
568 |
const char* error; |
569 |
|
570 |
_has_iv = mcrypt_dlsym(td->mode_handle, "_has_iv"); |
571 |
if (_has_iv == NULL) { |
572 |
error = lt_dlerror(); |
573 |
if (error!=NULL) { |
574 |
fputs(error, stderr); |
575 |
fputs("\n", stderr); |
576 |
} |
577 |
return MCRYPT_UNKNOWN_ERROR; |
578 |
} |
579 |
|
580 |
return _has_iv(); |
581 |
} |
582 |
|
583 |
WIN32DLL_DEFINE |
584 |
int mcrypt_enc_is_block_algorithm_mode(MCRYPT td) |
585 |
{ |
586 |
int (*_is_a_block_mode) (void); |
587 |
const char* error; |
588 |
|
589 |
_is_a_block_mode = mcrypt_dlsym(td->mode_handle, "_is_block_algorithm_mode"); |
590 |
if (_is_a_block_mode == NULL) { |
591 |
error = lt_dlerror(); |
592 |
if (error!=NULL) { |
593 |
fputs(error, stderr); |
594 |
fputs("\n", stderr); |
595 |
} |
596 |
return MCRYPT_UNKNOWN_ERROR; |
597 |
} |
598 |
|
599 |
return _is_a_block_mode(); |
600 |
} |
601 |
|
602 |
WIN32DLL_DEFINE |
603 |
int mcrypt_enc_self_test(MCRYPT td) |
604 |
{ |
605 |
int (*_self_test) (void); |
606 |
const char* error; |
607 |
|
608 |
_self_test = mcrypt_dlsym(td->algorithm_handle, "_mcrypt_self_test"); |
609 |
if (_self_test == NULL) { |
610 |
error = lt_dlerror(); |
611 |
if (error!=NULL) { |
612 |
fputs(error, stderr); |
613 |
fputs("\n", stderr); |
614 |
} |
615 |
return MCRYPT_UNKNOWN_ERROR; |
616 |
} |
617 |
|
618 |
return _self_test(); |
619 |
} |
620 |
|
621 |
WIN32DLL_DEFINE |
622 |
int mcrypt_module_self_test(const char *algorithm, const char *a_directory) |
623 |
{ |
624 |
int i; |
625 |
void* rr; |
626 |
mcrypt_dlhandle _handle; |
627 |
int (*_self_test) (void); |
628 |
const char* error; |
629 |
|
630 |
if (lt_dlinit() != 0) { |
631 |
return MCRYPT_UNKNOWN_ERROR; |
632 |
} |
633 |
|
634 |
rr = mcrypt_dlopen(&_handle, a_directory, NULL, algorithm); |
635 |
|
636 |
if (!rr) { |
637 |
error=lt_dlerror(); |
638 |
if (error!=NULL) { |
639 |
fputs( error, stderr); |
640 |
fputs("\n", stderr); |
641 |
} |
642 |
lt_dlexit(); |
643 |
return MCRYPT_UNKNOWN_ERROR; |
644 |
} |
645 |
|
646 |
_self_test = mcrypt_dlsym(_handle, "_mcrypt_self_test"); |
647 |
if (_self_test == NULL) { |
648 |
mcrypt_dlclose(_handle); |
649 |
lt_dlexit(); |
650 |
return MCRYPT_UNKNOWN_ERROR; |
651 |
} |
652 |
|
653 |
i = _self_test(); |
654 |
|
655 |
mcrypt_dlclose(_handle); |
656 |
if (lt_dlexit() != 0) { |
657 |
return MCRYPT_UNKNOWN_ERROR; |
658 |
} |
659 |
|
660 |
return i; |
661 |
} |
662 |
|
663 |
WIN32DLL_DEFINE |
664 |
int mcrypt_module_algorithm_version(const char *algorithm, const char *a_directory) |
665 |
{ |
666 |
int i; |
667 |
mcrypt_dlhandle _handle; |
668 |
int (*_version) (void); |
669 |
const char* error; |
670 |
void* rr; |
671 |
|
672 |
if (lt_dlinit() != 0) { |
673 |
return MCRYPT_UNKNOWN_ERROR; |
674 |
} |
675 |
|
676 |
rr = mcrypt_dlopen(&_handle, a_directory, NULL, algorithm); |
677 |
if (!rr) { |
678 |
error=lt_dlerror(); |
679 |
if (error!=NULL) { |
680 |
fputs( error, stderr); |
681 |
fputs("\n", stderr); |
682 |
} |
683 |
lt_dlexit(); |
684 |
return MCRYPT_UNKNOWN_ERROR; |
685 |
} |
686 |
|
687 |
_version = mcrypt_dlsym(_handle, "_mcrypt_algorithm_version"); |
688 |
if (_version==NULL) { |
689 |
mcrypt_dlclose(_handle); |
690 |
lt_dlexit(); |
691 |
return MCRYPT_UNKNOWN_ERROR; |
692 |
} |
693 |
|
694 |
i = _version(); |
695 |
|
696 |
mcrypt_dlclose(_handle); |
697 |
if (lt_dlexit() != 0) { |
698 |
return MCRYPT_UNKNOWN_ERROR; |
699 |
} |
700 |
|
701 |
return i; |
702 |
} |
703 |
|
704 |
WIN32DLL_DEFINE |
705 |
int mcrypt_module_mode_version(const char *mode, const char *m_directory) |
706 |
{ |
707 |
int i; |
708 |
mcrypt_dlhandle _handle; |
709 |
int (*_version) (void); |
710 |
const char* error; |
711 |
void * rr; |
712 |
|
713 |
if (lt_dlinit() != 0) { |
714 |
return MCRYPT_UNKNOWN_ERROR; |
715 |
} |
716 |
|
717 |
rr = mcrypt_dlopen( &_handle, m_directory, NULL, mode); |
718 |
if (!rr) { |
719 |
error=lt_dlerror(); |
720 |
if(error!=NULL) { |
721 |
fputs(error, stderr); |
722 |
fputs("\n", stderr); |
723 |
} |
724 |
lt_dlexit(); |
725 |
return MCRYPT_UNKNOWN_ERROR; |
726 |
} |
727 |
|
728 |
_version = mcrypt_dlsym( _handle, "_mcrypt_mode_version"); |
729 |
if (_version==NULL) { |
730 |
mcrypt_dlclose(_handle); |
731 |
lt_dlexit(); |
732 |
return MCRYPT_UNKNOWN_ERROR; |
733 |
} |
734 |
|
735 |
i = _version(); |
736 |
|
737 |
mcrypt_dlclose(_handle); |
738 |
if (lt_dlexit() != 0) { |
739 |
return MCRYPT_UNKNOWN_ERROR; |
740 |
} |
741 |
|
742 |
return i; |
743 |
} |
744 |
|
745 |
WIN32DLL_DEFINE |
746 |
int mcrypt_module_is_block_algorithm(const char *algorithm, const char *a_directory) |
747 |
{ |
748 |
int i; |
749 |
mcrypt_dlhandle _handle; |
750 |
int (*_is_block_algorithm) (void); |
751 |
const char* error; |
752 |
void * rr; |
753 |
|
754 |
if (lt_dlinit() != 0) { |
755 |
return MCRYPT_UNKNOWN_ERROR; |
756 |
} |
757 |
|
758 |
rr = mcrypt_dlopen( &_handle, a_directory, NULL, algorithm); |
759 |
if (!rr) { |
760 |
error=lt_dlerror(); |
761 |
if(error!=NULL) { |
762 |
fputs( error, stderr); |
763 |
fputs("\n", stderr); |
764 |
} |
765 |
lt_dlexit(); |
766 |
return MCRYPT_UNKNOWN_ERROR; |
767 |
} |
768 |
|
769 |
_is_block_algorithm = mcrypt_dlsym(_handle, "_is_block_algorithm"); |
770 |
if (_is_block_algorithm==NULL) { |
771 |
mcrypt_dlclose(_handle); |
772 |
lt_dlexit(); |
773 |
return MCRYPT_UNKNOWN_ERROR; |
774 |
} |
775 |
|
776 |
i = _is_block_algorithm(); |
777 |
|
778 |
mcrypt_dlclose(_handle); |
779 |
if (lt_dlexit() != 0) { |
780 |
return MCRYPT_UNKNOWN_ERROR; |
781 |
} |
782 |
|
783 |
return i; |
784 |
} |
785 |
|
786 |
WIN32DLL_DEFINE |
787 |
int mcrypt_module_is_block_algorithm_mode(const char *mode, const char *m_directory) |
788 |
{ |
789 |
int i; |
790 |
mcrypt_dlhandle _handle; |
791 |
int (*_is_a_block_mode) (void); |
792 |
const char* error; |
793 |
void * rr; |
794 |
|
795 |
if (lt_dlinit() != 0) { |
796 |
return MCRYPT_UNKNOWN_ERROR; |
797 |
} |
798 |
|
799 |
rr = mcrypt_dlopen( &_handle, m_directory, NULL, mode); |
800 |
if (!rr) { |
801 |
error=lt_dlerror(); |
802 |
if(error!=NULL) { |
803 |
fputs( error, stderr); |
804 |
fputs("\n", stderr); |
805 |
} |
806 |
lt_dlexit(); |
807 |
return MCRYPT_UNKNOWN_ERROR; |
808 |
} |
809 |
|
810 |
_is_a_block_mode = mcrypt_dlsym(_handle, "_is_block_algorithm_mode"); |
811 |
if (_is_a_block_mode==NULL) { |
812 |
mcrypt_dlclose(_handle); |
813 |
lt_dlexit(); |
814 |
return MCRYPT_UNKNOWN_ERROR; |
815 |
} |
816 |
|
817 |
i = _is_a_block_mode(); |
818 |
|
819 |
mcrypt_dlclose(_handle); |
820 |
if (lt_dlexit() != 0) { |
821 |
return MCRYPT_UNKNOWN_ERROR; |
822 |
} |
823 |
|
824 |
return i; |
825 |
} |
826 |
|
827 |
WIN32DLL_DEFINE |
828 |
int mcrypt_module_is_block_mode(const char *mode, const char *m_directory) |
829 |
{ |
830 |
void * rr; |
831 |
int i; |
832 |
mcrypt_dlhandle _handle; |
833 |
int (*_is_block_mode) (void); |
834 |
const char* error; |
835 |
|
836 |
if (lt_dlinit() != 0) { |
837 |
return MCRYPT_UNKNOWN_ERROR; |
838 |
} |
839 |
|
840 |
rr = mcrypt_dlopen( &_handle, m_directory, NULL, mode); |
841 |
if (!rr) { |
842 |
error=lt_dlerror(); |
843 |
if(error!=NULL) { |
844 |
fputs( error, stderr); |
845 |
fputs("\n", stderr); |
846 |
} |
847 |
lt_dlexit(); |
848 |
return MCRYPT_UNKNOWN_ERROR; |
849 |
} |
850 |
|
851 |
_is_block_mode = mcrypt_dlsym(_handle, "_is_block_mode"); |
852 |
if (_is_block_mode==NULL) { |
853 |
mcrypt_dlclose(_handle); |
854 |
lt_dlexit(); |
855 |
return MCRYPT_UNKNOWN_ERROR; |
856 |
} |
857 |
|
858 |
i = _is_block_mode(); |
859 |
|
860 |
mcrypt_dlclose(_handle); |
861 |
if (lt_dlexit() != 0) { |
862 |
return MCRYPT_UNKNOWN_ERROR; |
863 |
} |
864 |
|
865 |
return i; |
866 |
} |
867 |
|
868 |
WIN32DLL_DEFINE |
869 |
int mcrypt_module_get_algo_block_size(const char *algorithm, const char *a_directory) |
870 |
{ |
871 |
int i; |
872 |
mcrypt_dlhandle _handle; |
873 |
int (*_get_block_size) (void); |
874 |
const char* error; |
875 |
void * rr; |
876 |
|
877 |
if (lt_dlinit() != 0) { |
878 |
return MCRYPT_UNKNOWN_ERROR; |
879 |
} |
880 |
|
881 |
rr = mcrypt_dlopen( &_handle, a_directory, NULL, algorithm); |
882 |
if (!rr) { |
883 |
error=lt_dlerror(); |
884 |
if(error!=NULL) { |
885 |
fputs( error, stderr); |
886 |
fputs("\n", stderr); |
887 |
} |
888 |
lt_dlexit(); |
889 |
return MCRYPT_UNKNOWN_ERROR; |
890 |
} |
891 |
|
892 |
_get_block_size = mcrypt_dlsym(_handle, "_mcrypt_get_block_size"); |
893 |
if (_get_block_size==NULL) { |
894 |
mcrypt_dlclose(_handle); |
895 |
lt_dlexit(); |
896 |
return MCRYPT_UNKNOWN_ERROR; |
897 |
} |
898 |
|
899 |
i = _get_block_size(); |
900 |
|
901 |
mcrypt_dlclose(_handle); |
902 |
if (lt_dlexit() != 0) { |
903 |
return MCRYPT_UNKNOWN_ERROR; |
904 |
} |
905 |
|
906 |
return i; |
907 |
} |
908 |
|
909 |
WIN32DLL_DEFINE |
910 |
int mcrypt_module_get_algo_key_size(const char *algorithm, const char *a_directory) |
911 |
{ |
912 |
int i; |
913 |
mcrypt_dlhandle _handle; |
914 |
int (*_get_key_size) (void); |
915 |
const char* error; |
916 |
void * rr; |
917 |
|
918 |
if (lt_dlinit() != 0) { |
919 |
return MCRYPT_UNKNOWN_ERROR; |
920 |
} |
921 |
|
922 |
rr = mcrypt_dlopen( &_handle, a_directory, NULL, algorithm); |
923 |
if (!rr) { |
924 |
error=lt_dlerror(); |
925 |
if(error!=NULL) { |
926 |
fputs( error, stderr); |
927 |
fputs("\n", stderr); |
928 |
} |
929 |
lt_dlexit(); |
930 |
return MCRYPT_UNKNOWN_ERROR; |
931 |
} |
932 |
|
933 |
_get_key_size = mcrypt_dlsym(_handle, "_mcrypt_get_key_size"); |
934 |
if (_get_key_size==NULL) { |
935 |
mcrypt_dlclose(_handle); |
936 |
lt_dlexit(); |
937 |
return MCRYPT_UNKNOWN_ERROR; |
938 |
} |
939 |
|
940 |
i = _get_key_size(); |
941 |
|
942 |
mcrypt_dlclose(_handle); |
943 |
if (lt_dlexit() != 0) { |
944 |
return MCRYPT_UNKNOWN_ERROR; |
945 |
} |
946 |
|
947 |
return i; |
948 |
} |
949 |
|
950 |
WIN32DLL_DEFINE |
951 |
int *mcrypt_module_get_algo_supported_key_sizes(const char *algorithm, |
952 |
const char *a_directory, |
953 |
int *len) |
954 |
{ |
955 |
mcrypt_dlhandle _handle; |
956 |
int *(*_mcrypt_get_key_sizes) (int *); |
957 |
int *size; |
958 |
int * ret_size; |
959 |
const char* error; |
960 |
void * rr; |
961 |
|
962 |
|
963 |
if (lt_dlinit() != 0) { |
964 |
*len = 0; |
965 |
return NULL; |
966 |
} |
967 |
|
968 |
rr = mcrypt_dlopen( &_handle, a_directory, NULL, algorithm); |
969 |
if (!rr) { |
970 |
error=lt_dlerror(); |
971 |
if(error!=NULL) { |
972 |
fputs( error, stderr); |
973 |
fputs("\n", stderr); |
974 |
} |
975 |
lt_dlexit(); |
976 |
*len = 0; |
977 |
return NULL; |
978 |
} |
979 |
|
980 |
_mcrypt_get_key_sizes = |
981 |
mcrypt_dlsym(_handle, "_mcrypt_get_supported_key_sizes"); |
982 |
if (_mcrypt_get_key_sizes==NULL) { |
983 |
mcrypt_dlclose(_handle); |
984 |
lt_dlexit(); |
985 |
*len = 0; |
986 |
return NULL; |
987 |
} |
988 |
|
989 |
ret_size = NULL; |
990 |
size = _mcrypt_get_key_sizes(len); |
991 |
if (*len!=0 && size!=NULL) { |
992 |
ret_size = malloc( (*len)*sizeof(int)); |
993 |
if (ret_size!=NULL) { |
994 |
memcpy( ret_size, size, (*len)*sizeof(int)); |
995 |
} |
996 |
} else *len = 0; |
997 |
|
998 |
mcrypt_dlclose(_handle); |
999 |
if (lt_dlexit() != 0) { |
1000 |
return NULL; |
1001 |
} |
1002 |
|
1003 |
return ret_size; |
1004 |
} |