trunk/Src/wptGPGMEWrapper.cpp

/* wptGPGMEWrapper.cpp - Object oriented wrapper for GPGME
 *      Copyright (C) 2006 Timo Schulz
 *
 * This file is part of WinPT.
 *
 * WinPT is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License 
 * as published by the Free Software Foundation; either version 2 
 * of the License, or (at your option) any later version.
 *  
 * WinPT is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License 
 * along with WinPT; if not, write to the Free Software Foundation, 
 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <windows.h>
#include <stdio.h>
#include <string.h>

#include "gpgme.h"
#include "wptGPG.h"
#include "wptGPGME.h"
#include "wptW32API.h"


/* Constructor to build gpgme context. */
GPGME::GPGME ()
{
    gpgme_new (&ctx);
}

/* Destructor to release gpgme context. */
GPGME::~GPGME ()
{
    if (ctx != NULL)
        gpgme_release (ctx);
}

/* Enable or disable the feature to add the 
    WinPT version to armored output. */
void
GPGME::setChangeVersion (bool val)
{
    chg_ver = val;
}

/* Enable or disable armor. */
void 
GPGME::setArmor (bool val)
{
    gpgme_set_armor (ctx, val? 1 : 0);
}

bool
GPGME::getArmor (void)
{
    return gpgme_get_armor (ctx)? true: false;
}

/* Export key pattern @patt to file @outfile.
   Return value: 0 on success. */
gpgme_error_t
GPGME::exportToFile (const char *patt, const char *outfile)
{
    gpgme_data_t dat;
    gpgme_error_t err;

    err = gpgme_data_new (&dat);
    if (err)
        return err;
    op_begin ();
    err = gpgme_op_export (ctx, patt, 0, dat);
    op_end ();
    if (err) {
        gpgme_data_release (dat);
        return err;
    }
    err = gpg_data_release_and_set_file (dat, outfile);
    if (err)
        gpgme_data_release (dat);
    return err;
}


/* Export key pattern @patt to the clipboard.
   Return value: 0 on success. */
gpgme_error_t
GPGME::exportToClipboard (const char *patt)
{
    gpgme_data_t dat;
    gpgme_error_t err;

    err = gpgme_data_new (&dat);
    if (err)
        return err;
    op_begin ();
    err = gpgme_op_export (ctx, patt, 0, dat);
    op_end ();
    if (err) {
        gpgme_data_release (dat);
        return err;
    }
    gpg_data_release_and_set_clipboard (dat, chg_ver? 1 : 0);
    return err;
}


/* Export key pattern @patt to the buffer @outdata. 
   Return value: 0 on success. */
gpgme_error_t
GPGME::exportToBuffer (const char *patt, char **outdata)
{
    gpgme_error_t err;
    gpgme_data_t dat;
    size_t n;
    char *p;

    err = gpgme_data_new (&dat);
    if (err)
        return err;
    op_begin ();
    err = gpgme_op_export (ctx, patt, 0, dat);
    op_end ();
    if (err) {
        gpgme_data_release (dat);
        return err;
    }
    p = gpgme_data_release_and_get_mem (dat, &n);

    *outdata = new char[n+1];
    memcpy (*outdata, p, n);
    (*outdata)[n] = 0;
    gpgme_free (p);

    return err;
}
1	twoaday	133	/* wptGPGMEWrapper.cpp - Object oriented wrapper for GPGME
2			* Copyright (C) 2006 Timo Schulz
3			*
4			* This file is part of WinPT.
5			*
6			* WinPT is free software; you can redistribute it and/or
7			* modify it under the terms of the GNU General Public License
8			* as published by the Free Software Foundation; either version 2
9			* of the License, or (at your option) any later version.
10			*
11			* WinPT is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14			* General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with WinPT; if not, write to the Free Software Foundation,
18			* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19			*/
20
21			#ifdef HAVE_CONFIG_H
22			#include <config.h>
23			#endif
24
25			#include <windows.h>
26			#include <stdio.h>
27			#include <string.h>
28
29			#include "gpgme.h"
30			#include "wptGPG.h"
31			#include "wptGPGME.h"
32	twoaday	195	#include "wptW32API.h"
33	twoaday	133
34
35			/* Constructor to build gpgme context. */
36			GPGME::GPGME ()
37			{
38			gpgme_new (&ctx);
39			}
40
41			/* Destructor to release gpgme context. */
42			GPGME::~GPGME ()
43			{
44			if (ctx != NULL)
45			gpgme_release (ctx);
46			}
47
48	twoaday	167	/* Enable or disable the feature to add the
49			WinPT version to armored output. */
50	twoaday	133	void
51			GPGME::setChangeVersion (bool val)
52			{
53			chg_ver = val;
54			}
55
56			/* Enable or disable armor. */
57			void
58			GPGME::setArmor (bool val)
59			{
60			gpgme_set_armor (ctx, val? 1 : 0);
61			}
62
63			bool
64			GPGME::getArmor (void)
65			{
66			return gpgme_get_armor (ctx)? true: false;
67			}
68
69			/* Export key pattern @patt to file @outfile.
70			Return value: 0 on success. */
71			gpgme_error_t
72			GPGME::exportToFile (const char patt, const char outfile)
73			{
74			gpgme_data_t dat;
75			gpgme_error_t err;
76
77			err = gpgme_data_new (&dat);
78			if (err)
79			return err;
80	twoaday	167	op_begin ();
81	twoaday	133	err = gpgme_op_export (ctx, patt, 0, dat);
82	twoaday	167	op_end ();
83	twoaday	133	if (err) {
84			gpgme_data_release (dat);
85			return err;
86			}
87			err = gpg_data_release_and_set_file (dat, outfile);
88	twoaday	247	if (err)
89			gpgme_data_release (dat);
90	twoaday	133	return err;
91			}
92
93
94			/* Export key pattern @patt to the clipboard.
95			Return value: 0 on success. */
96			gpgme_error_t
97			GPGME::exportToClipboard (const char *patt)
98			{
99			gpgme_data_t dat;
100			gpgme_error_t err;
101
102			err = gpgme_data_new (&dat);
103			if (err)
104			return err;
105	twoaday	167	op_begin ();
106	twoaday	133	err = gpgme_op_export (ctx, patt, 0, dat);
107	twoaday	167	op_end ();
108	twoaday	133	if (err) {
109			gpgme_data_release (dat);
110			return err;
111			}
112			gpg_data_release_and_set_clipboard (dat, chg_ver? 1 : 0);
113			return err;
114			}
115
116
117			/* Export key pattern @patt to the buffer @outdata.
118			Return value: 0 on success. */
119			gpgme_error_t
120			GPGME::exportToBuffer (const char patt, char *outdata)
121			{
122			gpgme_error_t err;
123			gpgme_data_t dat;
124			size_t n;
125			char *p;
126
127			err = gpgme_data_new (&dat);
128			if (err)
129			return err;
130	twoaday	167	op_begin ();
131	twoaday	133	err = gpgme_op_export (ctx, patt, 0, dat);
132	twoaday	167	op_end ();
133	twoaday	133	if (err) {
134			gpgme_data_release (dat);
135			return err;
136			}
137			p = gpgme_data_release_and_get_mem (dat, &n);
138
139			*outdata = new char[n+1];
140			memcpy (*outdata, p, n);
141			(*outdata)[n] = 0;
142			gpgme_free (p);
143
144			return err;
145			}