masqmail: src/header.c annotate

annotate src/header.c @ 371:f122535c589e

Refactoring: early failure exit.

author	markus schnalke <meillo@marmaro.de>
date	Tue, 25 Oct 2011 13:51:43 +0200
parents	b27f66555ba8
children	028bc124d744

rev	line source
367 b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	1 /*
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	2 ** MasqMail
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	3 ** Copyright (C) 2000 Oliver Kurth
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	4 **
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	5 ** This program is free software; you can redistribute it and/or modify
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	6 ** it under the terms of the GNU General Public License as published by
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	7 ** the Free Software Foundation; either version 2 of the License, or
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	8 ** (at your option) any later version.
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	9 **
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	10 ** This program is distributed in the hope that it will be useful,
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	11 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	12 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	13 ** GNU General Public License for more details.
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	14 **
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	15 ** You should have received a copy of the GNU General Public License
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	16 ** along with this program; if not, write to the Free Software
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	17 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	18 */
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	19 #include "masqmail.h"
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	20
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	21 header_name header_names[] = {
15 f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	22 {"From", HEAD_FROM,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	23 {"Sender", HEAD_SENDER,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	24 {"To", HEAD_TO,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	25 {"Cc", HEAD_CC,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	26 {"Bcc", HEAD_BCC,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	27 {"Date", HEAD_DATE,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	28 {"Message-Id", HEAD_MESSAGE_ID,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	29 {"Reply-To", HEAD_REPLY_TO,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	30 {"Subject", HEAD_SUBJECT,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	31 {"Return-Path", HEAD_RETURN_PATH,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	32 {"Envelope-To", HEAD_ENVELOPE_TO,},
f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	33 {"Received", HEAD_RECEIVED},
0 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
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	36 /* 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	37 gchar*
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	38 rec_timestamp()
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	39 {
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	40 static gchar buf[64];
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	41 int len;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	42
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	43 time_t now = time(NULL);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	44 struct tm *t = localtime(&now);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	45
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	46 int diff_hour, diff_min;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	47 struct tm local;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	48 struct tm *gmt;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	49
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	50 memcpy(&local, t, sizeof(struct tm));
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	51 gmt = gmtime(&now);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	52 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	53 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	54 diff_min += (local.tm_year > gmt->tm_year) ? 1440 : -1440;
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	55 } 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	56 diff_min += (local.tm_yday > gmt->tm_yday) ? 1440 : -1440;
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	57 }
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	58 diff_hour = diff_min / 60;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	59 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	60
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	61 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	62 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	63 len += strlen(buf + len);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	64 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	65 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	66
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	67 return buf;
0 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
367 b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	70 /*
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	71 ** finds list of headers matching id
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	72 ** if id == HEAD_UNKNOWN and header == NULL finds all unknown headers
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	73 ** else finds all headers matching header
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	74 */
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	75 GList*
366 41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	76 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	77 {
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	78 GList *found_list = NULL;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	79 GList *node;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	80
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	81 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	82 foreach(hdr_list, node) {
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	83 header hdr = (header ) (node->data);
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	84 if (hdr->id == id) {
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	85 found_list = g_list_append(found_list, hdr);
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	86 }
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	87 }
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	88 return found_list;
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	89 }
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	90
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	91 foreach(hdr_list, node) {
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	92 header hdr = (header ) (node->data);
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	93 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	94
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	95 while (p != ':' && q < buf+sizeof(buf)-1 && p) {
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	96 (q++) = (p++);
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	97 }
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	98 *q = '\0';
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	99
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	100 if (strcasecmp(buf, hdr_str) == 0) {
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	101 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	102 }
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	103 }
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	104 return found_list;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	105 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	106
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	107 void
366 41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	108 header_unfold(header *hdr)
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	109 {
302 2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	110 char *src = hdr->header;
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	111 char *dest = src;
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	112 char *p;
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	113
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	114 p = strchr(src, '\n');
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	115 if (!p \|\| !p[1]) {
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	116 /* no folded header */
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	117 return;
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	118 }
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	119
302 2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	120 while (*src) {
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	121 if (*src == '\n') {
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	122 /* ignore */
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	123 src++;
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	124 } else {
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	125 /* copy */
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	126 (dest++) = (src++);
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	127 }
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	128 }
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	129 *(dest++) = '\n';
2ffcd38ccf53 improved unused function header_fold() markus schnalke <meillo@marmaro.de> parents: 301 diff changeset	130 *(dest++) = '\0';
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	131 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	132
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	133 /*
367 b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	134 ** fold the header at maxlen chars (newline excluded)
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	135 ** (We exclude the newline because the RFCs deal with it this way)
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	136 */
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	137 void
366 41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	138 header_fold(header *hdr, unsigned int maxlen)
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	139 {
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	140 int len = strlen(hdr->header);
366 41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	141 char *src = hdr->header;
41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	142 char *dest;
41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	143 char *tmp;
41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	144 char *p;
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	145 int valueoffset;
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	146
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	147 if (len <= maxlen) {
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	148 /* we don't need to do anything */
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	149 return;
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	150 }
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	151
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	152 /* strip trailing whitespace */
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	153 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	154 *p = '\0';
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	155 len--;
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	156 printf(" trailing whitespace\n");
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 printf("stripped len: %d\n", len);
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	159
367 b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	160 /*
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	161 ** FIXME: would be nice to have a better size calculation
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	162 ** (the current size + what we insert as break, twice as often as
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	163 ** we have breaks in the optimal case)
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	164 */
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	165 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	166 dest = tmp;
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	167
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	168 /* the position in hdr->header where the value part start */
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	169 valueoffset = hdr->value - hdr->header;
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	170
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	171 while (strlen(src) > maxlen) {
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	172 int i, l;
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	173 char *pp;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	174
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	175 for (pp=src+maxlen; pp>src; pp--) {
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	176 if (pp==' ' \|\| pp=='\t' \|\| *p=='\n') {
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	177 break;
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	178 }
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	179 }
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	180
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	181 if (src == pp) {
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	182 /* no potential break point was found within
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	183 maxlen so advance further until the next */
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	184 for (pp=src+maxlen; *pp; pp++) {
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	185 if (pp==' ' \|\| pp=='\t' \|\| *p=='\n') {
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	186 break;
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	187 }
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	188 }
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	189 }
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	190 if (!*pp) {
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	191 break;
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	192 }
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	193
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	194 memcpy(dest, src, pp-src);
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	195 dest += pp-src;
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	196 *(dest++) = '\n';
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	197 *(dest++) = '\t';
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	198 while (pp == ' ' \|\| pp == '\t' \|\| *p=='\n') {
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	199 pp++;
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	200 }
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	201 src = pp;
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	202 }
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	203 memcpy(dest, src, strlen(src));
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	204 dest += strlen(src);
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	205
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	206 if (*(dest-1) != '\n') {
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	207 *dest = '\n';
3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	208 *(dest+1) = '\0';
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	209 }
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	210
303 3e3c280ca5b2 replaced header_fold() with a better implementation markus schnalke <meillo@marmaro.de> parents: 302 diff changeset	211 hdr->header = tmp;
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	212 hdr->value = hdr->header + valueoffset;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	213 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	214
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	215 header*
366 41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	216 create_header(header_id id, gchar *fmt, ...)
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	217 {
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	218 gchar *p;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	219 header *hdr;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	220 va_list args;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	221 va_start(args, fmt);
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	222
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	223 /* g_malloc() calls exit on failure */
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	224 hdr = g_malloc(sizeof(header));
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 hdr->id = id;
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	227 hdr->header = g_strdup_vprintf(fmt, args);
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	228 hdr->value = NULL;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	229
367 b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	230 /*
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	231 ** value shall point to the first non-whitespace char in the
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	232 ** value part of the header line (i.e. after the first colon)
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	233 */
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	234 p = strchr(hdr->header, ':');
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	235 if (p) {
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	236 p++;
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	237 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	238 p++;
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	239 }
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	240 hdr->value = (*p) ? p : NULL;
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	241 }
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	242
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	243 DEBUG(3) debugf("create_header(): hdr: `%s'\n", hdr->header);
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	244 DEBUG(3) debugf("create_header(): val: `%s'\n", hdr->value);
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	245
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	246 va_end(args);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	247 return hdr;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	248 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	249
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	250 void
366 41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	251 destroy_header(header *hdr)
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	252 {
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	253 if (hdr) {
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	254 if (hdr->header) {
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	255 g_free(hdr->header);
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	256 }
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	257 g_free(hdr);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	258 }
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	259 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	260
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	261 header*
366 41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	262 copy_header(header *hdr)
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	263 {
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	264 header *new_hdr = NULL;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	265
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	266 if (hdr) {
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	267 new_hdr = g_malloc(sizeof(header));
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	268 new_hdr->id = hdr->id;
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	269 new_hdr->header = g_strdup(hdr->header);
55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	270 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	271 }
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	272 return new_hdr;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	273 }
08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	274
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	275 header*
366 41958685480d Switched to `type name' style markus schnalke <meillo@marmaro.de>* parents: 322 diff changeset	276 get_header(gchar *line)
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	277 {
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	278 gchar *p = line;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	279 gchar buf[64], *q = buf;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	280 gint i;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	281 header *hdr;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	282
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	283 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	284 (q++) = (p++);
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	285 }
15 f671821d8222 code beautifying; 0 -> \0 if appropriate meillo@marmaro.de parents: 10 diff changeset	286 *q = '\0';
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	287
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	288 if (*p != ':') {
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	289 return NULL;
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	290 }
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	291
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	292 hdr = g_malloc(sizeof(header));
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: 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 = NULL;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	295 p++;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	296
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	297 while (p && (p == ' ' \|\| *p == '\t')) {
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	298 p++;
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	299 }
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	300 hdr->value = p;
367 b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	301 /*
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	302 ** Note: an empty value can also mean that it's only the first part
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	303 ** of a folded header line
b27f66555ba8 Reformated multiline comments to have leading asterisks on each line markus schnalke <meillo@marmaro.de> parents: 366 diff changeset	304 */
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	305
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	306 for (i = 0; i < HEAD_NUM_IDS; i++) {
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	307 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	308 break;
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	309 }
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	310 }
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	311 hdr->id = (header_id) i;
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	312 hdr->header = g_strdup(line);
26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	313 hdr->value = hdr->header + (hdr->value - line);
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	314
322 01d2f7a17bf0 hinted that the debug output of folded headers prints only the meillo@marmaro.de parents: 303 diff changeset	315 DEBUG(4) debugf("header: %d = %s[...]", hdr->id, hdr->header);
301 55c530a83d51 refactoring markus schnalke <meillo@marmaro.de> parents: 235 diff changeset	316 /* 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	317
10 26e34ae9a3e3 changed indention and line wrapping to a more consistent style meillo@marmaro.de parents: 0 diff changeset	318 return hdr;
0 08114f7dcc23 this is masqmail-0.2.21 from oliver kurth meillo@marmaro.de parents: diff changeset	319 }

Mercurial > masqmail

annotate src/header.c @ 371:f122535c589e