Mercurial > masqmail

annotate src/header.c @ 338:75f4a5676808

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
updated ChangeLog and NEWS
author markus schnalke <meillo@marmaro.de>
date Wed, 31 Aug 2011 08:40:24 +0200
parents 01d2f7a17bf0
children 41958685480d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
1 /* MasqMail
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
2 Copyright (C) 2000 Oliver Kurth
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
3
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
4 This program is free software; you can redistribute it and/or modify
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
5 it under the terms of the GNU General Public License as published by
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
6 the Free Software Foundation; either version 2 of the License, or
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
7 (at your option) any later version.
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
8
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
9 This program is distributed in the hope that it will be useful,
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
12 GNU General Public License for more details.
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
13
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
14 You should have received a copy of the GNU General Public License
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
15 along with this program; if not, write to the Free Software
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
17 */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
18 #include "masqmail.h"
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
19
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
20 header_name header_names[] = {
15
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
21 {"From", HEAD_FROM,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
22 {"Sender", HEAD_SENDER,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
23 {"To", HEAD_TO,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
24 {"Cc", HEAD_CC,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
25 {"Bcc", HEAD_BCC,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
26 {"Date", HEAD_DATE,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
27 {"Message-Id", HEAD_MESSAGE_ID,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
28 {"Reply-To", HEAD_REPLY_TO,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
29 {"Subject", HEAD_SUBJECT,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
30 {"Return-Path", HEAD_RETURN_PATH,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
31 {"Envelope-To", HEAD_ENVELOPE_TO,},
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
32 {"Received", HEAD_RECEIVED},
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
33 };
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
34
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
35 /* this was borrowed from exim and slightly changed */
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
36 gchar*
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
37 rec_timestamp()
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
38 {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
39 static gchar buf[64];
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
40 int len;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
41
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
42 time_t now = time(NULL);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
43 struct tm *t = localtime(&now);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
44
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
45 int diff_hour, diff_min;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
46 struct tm local;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
47 struct tm *gmt;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
48
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
49 memcpy(&local, t, sizeof(struct tm));
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
50 gmt = gmtime(&now);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
51 diff_min = 60 * (local.tm_hour - gmt->tm_hour) + local.tm_min - gmt->tm_min;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
52 if (local.tm_year != gmt->tm_year) {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
53 diff_min += (local.tm_year > gmt->tm_year) ? 1440 : -1440;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
54 } else if (local.tm_yday != gmt->tm_yday) {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
55 diff_min += (local.tm_yday > gmt->tm_yday) ? 1440 : -1440;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
56 }
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
57 diff_hour = diff_min / 60;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
58 diff_min = abs(diff_min - diff_hour * 60);
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
59
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
60 len = strftime(buf, sizeof(buf), "%a, ", &local);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
61 g_snprintf(buf + len, sizeof(buf) - len, "%02d ", local.tm_mday);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
62 len += strlen(buf + len);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
63 len += strftime(buf + len, sizeof(buf) - len, "%b %Y %H:%M:%S", &local);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
64 g_snprintf(buf + len, sizeof(buf) - len, " %+03d%02d", diff_hour, diff_min);
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
65
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
66 return buf;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
67 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
68
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
69 /* finds list of headers matching id
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
70 if id == HEAD_UNKNOWN and header == NULL finds all unknown headers
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
71 else finds all headers matching header
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
72 */
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
73 GList*
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
74 find_header(GList * hdr_list, header_id id, gchar * hdr_str)
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
75 {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
76 GList *found_list = NULL;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
77 GList *node;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
78
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
79 if ((id != HEAD_UNKNOWN) || !hdr_str) {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
80 foreach(hdr_list, node) {
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
81 header *hdr = (header *) (node->data);
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
82 if (hdr->id == id) {
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
83 found_list = g_list_append(found_list, hdr);
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
84 }
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
85 }
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
86 return found_list;
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
87 }
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
88
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
89 foreach(hdr_list, node) {
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
90 header *hdr = (header *) (node->data);
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
91 gchar buf[64], *q = buf, *p = hdr->header;
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
92
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
93 while (*p != ':' && q < buf+sizeof(buf)-1 && *p) {
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
94 *(q++) = *(p++);
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
95 }
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
96 *q = '\0';
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
97
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
98 if (strcasecmp(buf, hdr_str) == 0) {
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
99 found_list = g_list_append(found_list, hdr);
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
100 }
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
101 }
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
102 return found_list;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
103 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
104
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
105 void
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
106 header_unfold(header * hdr)
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
107 {
302
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
108 char *src = hdr->header;
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
109 char *dest = src;
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
110 char *p;
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
111
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
112 p = strchr(src, '\n');
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
113 if (!p || !p[1]) {
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
114 /* no folded header */
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
115 return;
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
116 }
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
117
302
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
118 while (*src) {
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
119 if (*src == '\n') {
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
120 /* ignore */
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
121 src++;
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
122 } else {
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
123 /* copy */
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
124 *(dest++) = *(src++);
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
125 }
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
126 }
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
127 *(dest++) = '\n';
2ffcd38ccf53 improved unused function header_fold()
markus schnalke <meillo@marmaro.de>
parents: 301
diff changeset
128 *(dest++) = '\0';
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
129 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
130
303
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
131 /*
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
132 fold the header at maxlen chars (newline excluded)
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
133 (We exclude the newline because the RFCs deal with it this way)
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
134 */
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
135 void
303
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
136 header_fold(header* hdr, unsigned int maxlen)
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
137 {
303
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
138 int len = strlen(hdr->header);
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
139 char* src = hdr->header;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
140 char* dest;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
141 char* tmp;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
142 char* p;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
143 int valueoffset;
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
144
303
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
145 if (len <= maxlen) {
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
146 /* we don't need to do anything */
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
147 return;
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
148 }
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
149
303
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
150 /* strip trailing whitespace */
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
151 for (p=src+len-1; *p==' '||*p=='\t'||*p=='\n'; p--) {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
152 *p = '\0';
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
153 len--;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
154 printf(" trailing whitespace\n");
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
155 }
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
156 printf("stripped len: %d\n", len);
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
157
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
158 /* FIXME: would be nice to have a better size calculation */
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
159 /* (the current size + what we insert as break, twice as often as
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
160 we have breaks in the optimal case) */
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
161 tmp = malloc(len + 2 * (len/maxlen) * strlen("\n\t"));
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
162 dest = tmp;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
163
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
164 /* the position in hdr->header where the value part start */
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
165 valueoffset = hdr->value - hdr->header;
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
166
303
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
167 while (strlen(src) > maxlen) {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
168 int i, l;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
169 char *pp;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
170
303
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
171 for (pp=src+maxlen; pp>src; pp--) {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
172 if (*pp==' ' || *pp=='\t' || *p=='\n') {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
173 break;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
174 }
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
175 }
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
176
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
177 if (src == pp) {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
178 /* no potential break point was found within
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
179 maxlen so advance further until the next */
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
180 for (pp=src+maxlen; *pp; pp++) {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
181 if (*pp==' ' || *pp=='\t' || *p=='\n') {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
182 break;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
183 }
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
184 }
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
185 }
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
186 if (!*pp) {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
187 break;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
188 }
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
189
303
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
190 memcpy(dest, src, pp-src);
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
191 dest += pp-src;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
192 *(dest++) = '\n';
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
193 *(dest++) = '\t';
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
194 while (*pp == ' ' || *pp == '\t' || *p=='\n') {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
195 pp++;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
196 }
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
197 src = pp;
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
198 }
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
199 memcpy(dest, src, strlen(src));
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
200 dest += strlen(src);
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
201
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
202 if (*(dest-1) != '\n') {
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
203 *dest = '\n';
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
204 *(dest+1) = '\0';
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
205 }
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
206
303
3e3c280ca5b2 replaced header_fold() with a better implementation
markus schnalke <meillo@marmaro.de>
parents: 302
diff changeset
207 hdr->header = tmp;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
208 hdr->value = hdr->header + valueoffset;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
209 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
210
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
211 header*
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
212 create_header(header_id id, gchar * fmt, ...)
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
213 {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
214 gchar *p;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
215 header *hdr;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
216 va_list args;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
217 va_start(args, fmt);
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
218
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
219 /* g_malloc() calls exit on failure */
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
220 hdr = g_malloc(sizeof(header));
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
221
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
222 hdr->id = id;
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
223 hdr->header = g_strdup_vprintf(fmt, args);
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
224 hdr->value = NULL;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
225
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
226 /* value shall point to the first non-whitespace char in the
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
227 value part of the header line (i.e. after the first colon) */
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
228 p = strchr(hdr->header, ':');
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
229 if (p) {
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
230 p++;
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
231 while (*p == ' ' || *p == '\t' || *p == '\n') {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
232 p++;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
233 }
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
234 hdr->value = (*p) ? p : NULL;
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
235 }
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
236
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
237 DEBUG(3) debugf("create_header(): hdr: `%s'\n", hdr->header);
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
238 DEBUG(3) debugf("create_header(): val: `%s'\n", hdr->value);
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
239
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
240 va_end(args);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
241 return hdr;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
242 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
243
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
244 void
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
245 destroy_header(header * hdr)
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
246 {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
247 if (hdr) {
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
248 if (hdr->header) {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
249 g_free(hdr->header);
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
250 }
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
251 g_free(hdr);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
252 }
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
253 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
254
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
255 header*
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
256 copy_header(header * hdr)
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
257 {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
258 header *new_hdr = NULL;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
259
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
260 if (hdr) {
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
261 new_hdr = g_malloc(sizeof(header));
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
262 new_hdr->id = hdr->id;
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
263 new_hdr->header = g_strdup(hdr->header);
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
264 new_hdr->value = new_hdr->header + (hdr->value - hdr->header);
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
265 }
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
266 return new_hdr;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
267 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
268
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
269 header*
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
270 get_header(gchar * line)
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
271 {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
272 gchar *p = line;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
273 gchar buf[64], *q = buf;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
274 gint i;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
275 header *hdr;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
276
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
277 while (*p && (*p != ':') && (q < buf+sizeof(buf)-1)) {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
278 *(q++) = *(p++);
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
279 }
15
f671821d8222 code beautifying; 0 -> \0 if appropriate
meillo@marmaro.de
parents: 10
diff changeset
280 *q = '\0';
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
281
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
282 if (*p != ':') {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
283 return NULL;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
284 }
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
285
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
286 hdr = g_malloc(sizeof(header));
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
287
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
288 hdr->value = NULL;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
289 p++;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
290
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
291 while (*p && (*p == ' ' || *p == '\t')) {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
292 p++;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
293 }
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
294 hdr->value = p;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
295 /* Note: an empty value can also mean that it's only the first part
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
296 of a folded header line */
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
297
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
298 for (i = 0; i < HEAD_NUM_IDS; i++) {
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
299 if (strcasecmp(header_names[i].header, buf) == 0) {
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
300 break;
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
301 }
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
302 }
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
303 hdr->id = (header_id) i;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
304 hdr->header = g_strdup(line);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
305 hdr->value = hdr->header + (hdr->value - line);
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
306
322
01d2f7a17bf0 hinted that the debug output of folded headers prints only the
meillo@marmaro.de
parents: 303
diff changeset
307 DEBUG(4) debugf("header: %d = %s[...]", hdr->id, hdr->header);
301
55c530a83d51 refactoring
markus schnalke <meillo@marmaro.de>
parents: 235
diff changeset
308 /* Note: This only outputs the first line if the header is folded */
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
309
10
26e34ae9a3e3 changed indention and line wrapping to a more consistent style
meillo@marmaro.de
parents: 0
diff changeset
310 return hdr;
0
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth
meillo@marmaro.de
parents:
diff changeset
311 }