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twoaday |
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/* clip.c |
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* Copyright (C) 2001, 2002, 2003 Timo Schulz |
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* |
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* This file is part of MyGPGME. |
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* |
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* MyGPGME is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* 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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* MyGPGME 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 |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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*/ |
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#include <windows.h> |
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#include "w32gpgme.h" |
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/* XXX: define clipboard errors. */ |
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gpgme_error_t |
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gpgme_clip_istext_avail( int *r_rc ) |
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{ |
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HANDLE clipmem; |
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char *clipdata; |
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if( !r_rc ) |
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return GPG_ERR_INV_ARG; |
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if( OpenClipboard( NULL ) == FALSE ) |
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return GPG_ERR_NO_DATA; |
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clipmem = GetClipboardData( CF_TEXT ); |
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if( !clipmem ) { |
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*r_rc = 0; |
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goto leave; |
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} |
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clipdata = (char *) GlobalLock( clipmem ); |
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if( !clipdata ) { |
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*r_rc = 0; |
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goto leave; |
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} |
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if( strlen( clipdata ) ) |
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*r_rc = 1; |
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GlobalUnlock( clipmem ); |
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leave: |
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CloseClipboard(); |
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return 0; |
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} /* gpgme_clip_istext_avail */ |
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gpgme_error_t |
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gpgme_clip_parse_pgpid (const char * data, gpgme_pgptype_t * r_type) |
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{ |
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gpgme_pgptype_t type; |
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if( !data ) |
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return GPG_ERR_INV_ARG; |
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if( strlen( data ) < 19 ) { |
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*r_type = 0; |
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return 0; |
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} |
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type = 0; |
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if( strstr( data, "BEGIN PGP MESSAGE") ) |
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type |= PGP_MESSAGE; |
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if( strstr( data, "BEGIN PGP SIGNED MESSAGE" ) ) |
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type |= PGP_CLEARSIG; |
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if( strstr( data, "BEGIN PGP SIGNATURE" ) ) |
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type |= PGP_SIG; |
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if( strstr( data, "BEGIN PGP PUBLIC KEY BLOCK" ) ) |
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type |= PGP_PUBKEY; |
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if( strstr( data, "BEGIN PGP PRIVATE KEY BLOCK" ) |
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|| strstr( data, "BEGIN PGP SECRET KEY BLOCK" ) ) |
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type |= PGP_SECKEY; |
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if( strstr( data, "- -----BEGIN" ) ) |
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type |= PGP_DASH_ESCAPED; |
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*r_type = type; |
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return 0; |
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} /* gpgme_clip_parse_pgpid */ |
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gpgme_error_t |
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gpgme_clip_is_secured (gpgme_pgptype_t * r_type, int * r_rc) |
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{ |
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int rc = 0; |
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HANDLE clipmem; |
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char *clipdata; |
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if( !r_rc ) |
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return GPG_ERR_INV_ARG; |
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if( OpenClipboard( NULL ) == FALSE ) |
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return GPG_ERR_INTERNAL; |
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clipmem = GetClipboardData( CF_TEXT ); |
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if( !clipmem ) { |
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*r_rc = 0; |
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goto leave; |
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} |
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clipdata = (char *) GlobalLock( clipmem ); |
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if( !clipdata ) { |
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*r_rc = 0; |
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goto leave; |
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} |
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if( strstr( clipdata, "-----BEGIN PGP" ) |
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&& strstr( clipdata, "-----END PGP" ) ) |
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*r_rc = 1; |
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GlobalUnlock( clipmem ); |
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gpgme_clip_parse_pgpid( clipdata, r_type ); |
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leave: |
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CloseClipboard(); |
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return rc; |
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} /* gpgme_clip_is_secured */ |
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gpgme_error_t |
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gpgme_clip_do_check( int * r_rc ) |
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{ |
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int has_data = 0; |
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gpgme_error_t err; |
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err = gpgme_clip_istext_avail( &has_data ); |
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if( err ) |
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return err; |
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if( !has_data ) |
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return GPG_ERR_NO_DATA; |
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gpgme_clip_is_secured( NULL, r_rc ); |
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return 0; |
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} /* gpgme_clip_do_check */ |
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gpgme_error_t |
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gpgme_clip_get_pgptype (gpgme_pgptype_t * r_type) |
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{ |
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gpgme_error_t rc = 0; |
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HANDLE clipmem; |
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char * clipdata; |
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if( OpenClipboard( NULL ) == FALSE ) |
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return GPG_ERR_INTERNAL; |
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clipmem = GetClipboardData( CF_TEXT ); |
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if( !clipmem ) { |
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rc = GPG_ERR_NO_DATA; |
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goto leave; |
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} |
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clipdata = (char *)GlobalLock( clipmem ); |
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if( !clipdata ) { |
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rc = GPG_ERR_NO_DATA; |
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goto leave; |
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} |
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gpgme_clip_parse_pgpid( clipdata, r_type ); |
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GlobalUnlock( clipmem ); |
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leave: |
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CloseClipboard( ); |
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return rc; |
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} /* clip_get_pgp_type */ |
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