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authorChris Toshok <toshok@ximian.com>2001-09-30 13:16:25 +0800
committerChris Toshok <toshok@src.gnome.org>2001-09-30 13:16:25 +0800
commit432496bdf08dfd97ababc02f67e125f463d90411 (patch)
tree8de88d69a2f3b773bd26b7a54b627ec6df084af3
parentb940ba617f427ca4b31b576c3b3bbc4e0f3ce8c8 (diff)
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copy/rename the mail specific password stuff here.
2001-09-30 Chris Toshok <toshok@ximian.com> * e-passwords.c: copy/rename the mail specific password stuff here. * e-passwords.h: same. svn path=/trunk/; revision=13252
-rw-r--r--e-util/ChangeLog7
-rw-r--r--e-util/e-passwords.c344
-rw-r--r--e-util/e-passwords.h47
3 files changed, 398 insertions, 0 deletions
diff --git a/e-util/ChangeLog b/e-util/ChangeLog
index ace42f88d9..fca9e37fbc 100644
--- a/e-util/ChangeLog
+++ b/e-util/ChangeLog
@@ -1,3 +1,10 @@
+2001-09-30 Chris Toshok <toshok@ximian.com>
+
+ * e-passwords.c: copy/rename the mail specific password stuff
+ here.
+
+ * e-passwords.h: same.
+
2001-09-28 <NotZed@Ximian.com>
* e-msgport.c (e_msgport_put): Write the pipe notification outside
diff --git a/e-util/e-passwords.c b/e-util/e-passwords.c
new file mode 100644
index 0000000000..c1de3fc44e
--- /dev/null
+++ b/e-util/e-passwords.c
@@ -0,0 +1,344 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * e-passwords.c
+ *
+ * Copyright (C) 2001 Ximian, Inc.
+ */
+
+/*
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA.
+ */
+
+#include "e-passwords.h"
+#include <libgnome/gnome-config.h>
+
+static char *decode_base64 (char *base64);
+
+static GHashTable *passwords = NULL;
+
+static int base64_encode_close(unsigned char *in, int inlen, gboolean break_lines, unsigned char *out, int *state, int *save);
+static int base64_encode_step(unsigned char *in, int len, gboolean break_lines, unsigned char *out, int *state, int *save);
+
+void
+e_passwords_init ()
+{
+ char *key, *value;
+ void *iter;
+
+ passwords = g_hash_table_new (g_str_hash, g_str_equal);
+
+ iter = gnome_config_private_init_iterator ("/Evolution/Passwords");
+ if (iter) {
+ while (gnome_config_iterator_next (iter, &key, &value)) {
+ g_hash_table_insert (passwords,
+ decode_base64 (key),
+ decode_base64 (value));
+ g_free (key);
+ g_free (value);
+ }
+ }
+}
+
+static gboolean
+free_entry (gpointer key, gpointer value, gpointer user_data)
+{
+ g_free (key);
+ memset (value, 0, strlen (value));
+ g_free (value);
+ return TRUE;
+}
+
+void
+e_passwords_shutdown ()
+{
+ gnome_config_sync ();
+ g_hash_table_foreach_remove (passwords, free_entry, NULL);
+ g_hash_table_destroy (passwords);
+ passwords = NULL;
+}
+
+
+void
+e_passwords_forget_passwords ()
+{
+ g_hash_table_foreach_remove (passwords, free_entry, NULL);
+ gnome_config_private_clean_section ("/Evolution/Passwords");
+ gnome_config_sync ();
+}
+
+static void
+maybe_remember_password (gpointer key, gpointer password, gpointer url)
+{
+ char *path, *key64, *pass64;
+ int len, state, save;
+
+ len = strlen (url);
+ if (strncmp (key, url, len) != 0)
+ return;
+
+ len = strlen (key);
+ key64 = g_malloc0 ((len + 2) * 4 / 3 + 1);
+ state = save = 0;
+ base64_encode_close (key, len, FALSE, key64, &state, &save);
+ path = g_strdup_printf ("/Evolution/Passwords/%s", key64);
+ g_free (key64);
+
+ len = strlen (password);
+ pass64 = g_malloc0 ((len + 2) * 4 / 3 + 1);
+ state = save = 0;
+ base64_encode_close (password, len, FALSE, pass64, &state, &save);
+
+ gnome_config_private_set_string (path, pass64);
+ g_free (path);
+ g_free (pass64);
+}
+
+void
+e_passwords_remember_password (const char *url)
+{
+ g_hash_table_foreach (passwords, maybe_remember_password, (gpointer)url);
+}
+
+void
+e_passwords_forget_password (const char *key)
+{
+ gpointer okey, value;
+
+ if (g_hash_table_lookup_extended (passwords, key, &okey, &value)) {
+ g_hash_table_remove (passwords, key);
+ memset (value, 0, strlen (value));
+ g_free (okey);
+ g_free (value);
+ }
+}
+
+const char *
+e_passwords_get_password (const char *key)
+{
+ return g_hash_table_lookup (passwords, key);
+}
+
+void
+e_passwords_add_password (const char *key, const char *passwd)
+{
+ g_hash_table_insert (passwords, (gpointer)key, (gpointer)passwd);
+}
+
+static char *base64_alphabet =
+"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+static unsigned char camel_mime_base64_rank[256] = {
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255, 62,255,255,255, 63,
+ 52, 53, 54, 55, 56, 57, 58, 59, 60, 61,255,255,255, 0,255,255,
+ 255, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
+ 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,255,255,255,255,255,
+ 255, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
+ 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
+};
+
+/* call this when finished encoding everything, to
+ flush off the last little bit */
+static int
+base64_encode_close(unsigned char *in, int inlen, gboolean break_lines, unsigned char *out, int *state, int *save)
+{
+ int c1, c2;
+ unsigned char *outptr = out;
+
+ if (inlen>0)
+ outptr += base64_encode_step(in, inlen, break_lines, outptr, state, save);
+
+ c1 = ((unsigned char *)save)[1];
+ c2 = ((unsigned char *)save)[2];
+
+ switch (((char *)save)[0]) {
+ case 2:
+ outptr[2] = base64_alphabet[ ( (c2 &0x0f) << 2 ) ];
+ g_assert(outptr[2] != 0);
+ goto skip;
+ case 1:
+ outptr[2] = '=';
+ skip:
+ outptr[0] = base64_alphabet[ c1 >> 2 ];
+ outptr[1] = base64_alphabet[ c2 >> 4 | ( (c1&0x3) << 4 )];
+ outptr[3] = '=';
+ outptr += 4;
+ break;
+ }
+ if (break_lines)
+ *outptr++ = '\n';
+
+ *save = 0;
+ *state = 0;
+
+ return outptr-out;
+}
+
+/*
+ performs an 'encode step', only encodes blocks of 3 characters to the
+ output at a time, saves left-over state in state and save (initialise to
+ 0 on first invocation).
+*/
+static int
+base64_encode_step(unsigned char *in, int len, gboolean break_lines, unsigned char *out, int *state, int *save)
+{
+ register unsigned char *inptr, *outptr;
+
+ if (len<=0)
+ return 0;
+
+ inptr = in;
+ outptr = out;
+
+ if (len + ((char *)save)[0] > 2) {
+ unsigned char *inend = in+len-2;
+ register int c1, c2, c3;
+ register int already;
+
+ already = *state;
+
+ switch (((char *)save)[0]) {
+ case 1: c1 = ((unsigned char *)save)[1]; goto skip1;
+ case 2: c1 = ((unsigned char *)save)[1];
+ c2 = ((unsigned char *)save)[2]; goto skip2;
+ }
+
+ /* yes, we jump into the loop, no i'm not going to change it, it's beautiful! */
+ while (inptr < inend) {
+ c1 = *inptr++;
+ skip1:
+ c2 = *inptr++;
+ skip2:
+ c3 = *inptr++;
+ *outptr++ = base64_alphabet[ c1 >> 2 ];
+ *outptr++ = base64_alphabet[ c2 >> 4 | ( (c1&0x3) << 4 ) ];
+ *outptr++ = base64_alphabet[ ( (c2 &0x0f) << 2 ) | (c3 >> 6) ];
+ *outptr++ = base64_alphabet[ c3 & 0x3f ];
+ /* this is a bit ugly ... */
+ if (break_lines && (++already)>=19) {
+ *outptr++='\n';
+ already = 0;
+ }
+ }
+
+ ((char *)save)[0] = 0;
+ len = 2-(inptr-inend);
+ *state = already;
+ }
+
+ if (len>0) {
+ register char *saveout;
+
+ /* points to the slot for the next char to save */
+ saveout = & (((char *)save)[1]) + ((char *)save)[0];
+
+ /* len can only be 0 1 or 2 */
+ switch(len) {
+ case 2: *saveout++ = *inptr++;
+ case 1: *saveout++ = *inptr++;
+ }
+ ((char *)save)[0]+=len;
+ }
+
+ return outptr-out;
+}
+
+
+/**
+ * base64_decode_step: decode a chunk of base64 encoded data
+ * @in: input stream
+ * @len: max length of data to decode
+ * @out: output stream
+ * @state: holds the number of bits that are stored in @save
+ * @save: leftover bits that have not yet been decoded
+ *
+ * Decodes a chunk of base64 encoded data
+ **/
+static int
+base64_decode_step(unsigned char *in, int len, unsigned char *out, int *state, unsigned int *save)
+{
+ register unsigned char *inptr, *outptr;
+ unsigned char *inend, c;
+ register unsigned int v;
+ int i;
+
+ inend = in+len;
+ outptr = out;
+
+ /* convert 4 base64 bytes to 3 normal bytes */
+ v=*save;
+ i=*state;
+ inptr = in;
+ while (inptr<inend) {
+ c = camel_mime_base64_rank[*inptr++];
+ if (c != 0xff) {
+ v = (v<<6) | c;
+ i++;
+ if (i==4) {
+ *outptr++ = v>>16;
+ *outptr++ = v>>8;
+ *outptr++ = v;
+ i=0;
+ }
+ }
+ }
+
+ *save = v;
+ *state = i;
+
+ /* quick scan back for '=' on the end somewhere */
+ /* fortunately we can drop 1 output char for each trailing = (upto 2) */
+ i=2;
+ while (inptr>in && i) {
+ inptr--;
+ if (camel_mime_base64_rank[*inptr] != 0xff) {
+ if (*inptr == '=')
+ outptr--;
+ i--;
+ }
+ }
+
+ /* if i!= 0 then there is a truncation error! */
+ return outptr-out;
+}
+
+static char *
+decode_base64 (char *base64)
+{
+ char *plain, *pad = "==";
+ int len, out, state, save;
+
+ len = strlen (base64);
+ plain = g_malloc0 (len);
+ state = save = 0;
+ out = base64_decode_step (base64, len, plain, &state, &save);
+ if (len % 4) {
+ base64_decode_step (pad, 4 - len % 4, plain + out,
+ &state, &save);
+ }
+
+ return plain;
+}
diff --git a/e-util/e-passwords.h b/e-util/e-passwords.h
new file mode 100644
index 0000000000..7b675b964e
--- /dev/null
+++ b/e-util/e-passwords.h
@@ -0,0 +1,47 @@
+/*
+ * e-passwords.h
+ *
+ * Copyright (C) 2001 Ximian, Inc.
+ */
+
+/*
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA.
+ */
+
+#ifndef _E_PASSWORD_H_
+#define _E_PASSWORD_H_
+
+#include <glib.h>
+#include <bonobo/bonobo-ui-component.h>
+
+#ifdef __cplusplus
+extern "C" {
+#pragma }
+#endif /* __cplusplus */
+
+void e_passwords_init (void);
+void e_passwords_shutdown (void);
+void e_passwords_remember_password (const char *key);
+void e_passwords_add_password (const char *key, const char *passwd);
+const char *e_passwords_get_password (const char *key);
+void e_passwords_forget_password (const char *key);
+void e_passwords_forget_passwords (void);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* _E_PASSWORD_H_ */