FreeCalypso > hg > falcon-mail-tools

annotate f-demime/header_end.c @ 8:a92d0d59b669 default tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
f-demime: indicate X-backslash-escapes encoding in output
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 06 May 2023 17:00:23 +0000
parents 1857d0d5a7bd
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This module implements final processing of message and body part headers,
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * deciding what to do at the end of each header.
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <ctype.h>
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <stdio.h>
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <stdlib.h>
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <string.h>
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <strings.h>
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #include "defs.h"
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 extern enum msg_state msg_state;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 extern enum msg_hdr_state hdr_state;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 extern unsigned mp_nest_level;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 extern char mp_boundaries[MAX_MP_NESTING][MAX_MP_BOUNDARY+1];
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 extern int mp_is_digest[MAX_MP_NESTING];
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 extern char cont_type_buf[HDR_BUF_SIZE], cont_te_buf[HDR_BUF_SIZE];
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 extern int got_cont_type, got_cont_te;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 static int
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 is_valid_tchar(ch)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 if (ch < '!' || ch > '~')
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 return(0);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 switch (ch) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 case '(':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 case ')':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 case '<':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 case '>':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 case '@':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 case ',':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 case ';':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 case ':':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 case '\\':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 case '"':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 case '/':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 case '[':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 case ']':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 case '?':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 case '=':
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 return(0);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 default:
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 return(1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 static int
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 gettoken(cpp, tokbuf)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 char **cpp, *tokbuf;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 register char *cp, *dp;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 register int i;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 /* skip initial white space and comments */
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 for (cp = *cpp; ; ) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 if (isspace(*cp)) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 cp++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 continue;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 if (*cp != '(')
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 break;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 for (i = 0; ; ) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 if (!*cp)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 break;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 if (*cp == '\\')
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
67 cp++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
68 else if (*cp == '(')
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
69 i++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
70 else if (*cp == ')')
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
71 i--;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
72 if (*cp)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 cp++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74 if (!i)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 break;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
77 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78 if (!*cp) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 *cpp = cp;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80 return(0);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
81 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
82 if (*cp == '/' || *cp == ';' || *cp == '=') {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
83 i = *cp++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
84 *cpp = cp;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
85 return(i);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
86 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
87 if (*cp == '"') {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
88 cp++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
89 for (dp = tokbuf; *cp; ) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
90 if (*cp == '"') {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
91 cp++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
92 break;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
93 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
94 if (cp[0] == '\\' && cp[1])
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
95 cp++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
96 *dp++ = *cp++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
97 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
98 *dp = '\0';
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
99 *cpp = cp;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
100 return(2);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
101 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
102 if (!is_valid_tchar(*cp)) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
103 *cpp = cp;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
104 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
105 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
106 for (dp = tokbuf; is_valid_tchar(*cp); )
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
107 *dp++ = *cp++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
108 *dp = '\0';
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
109 *cpp = cp;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
110 return(1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
111 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
112
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
113 static int
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
114 parse_content_type(type, subtype, charset, boundary)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
115 char *type, *subtype, *charset, *boundary;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
116 {
2
1857d0d5a7bd f-demime: fix parsing of Content-* headers
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
117 char *ctstr;
0
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
118 char tokbuf[HDR_BUF_SIZE], attr[HDR_BUF_SIZE];
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
119 int rc;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
120
2
1857d0d5a7bd f-demime: fix parsing of Content-* headers
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
121 ctstr = index(cont_type_buf, ':') + 1;
0
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
122 if (gettoken(&ctstr, type) != 1)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
123 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
124 if (gettoken(&ctstr, tokbuf) != '/')
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
125 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
126 if (gettoken(&ctstr, subtype) != 1)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 charset[0] = '\0';
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 boundary[0] = '\0';
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 for (;;) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 rc = gettoken(&ctstr, tokbuf);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 if (!rc)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 return(0);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 if (rc != ';')
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 if (gettoken(&ctstr, attr) != 1)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 if (gettoken(&ctstr, tokbuf) != '=')
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 rc = gettoken(&ctstr, tokbuf);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 if (rc != 1 && rc != 2)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 if (!strcasecmp(attr, "charset"))
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 strcpy(charset, tokbuf);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 else if (!strcasecmp(attr, "boundary"))
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 strcpy(boundary, tokbuf);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 static int
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 parse_content_te(ctetoken)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 char *ctetoken;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 {
2
1857d0d5a7bd f-demime: fix parsing of Content-* headers
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
154 char *ctestr;
0
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 char tokbuf[HDR_BUF_SIZE];
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156
2
1857d0d5a7bd f-demime: fix parsing of Content-* headers
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
157 ctestr = index(cont_te_buf, ':') + 1;
0
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 if (gettoken(&ctestr, ctetoken) != 1)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 if (gettoken(&ctestr, tokbuf) == 0)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 return(0);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 else
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 return(-1);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 static void
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 handle_multipart(cont_subtype, boundary_attr)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 char *cont_subtype, *boundary_attr;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 if (!boundary_attr[0]) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 puts("X-Fdemime-Error: multipart without boundary attr");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 if (index(boundary_attr, '\n')) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 puts("X-Fdemime-Error: multipart boundary attr contains newline");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 if (strlen(boundary_attr) > MAX_MP_BOUNDARY) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 puts("X-Fdemime-Error: multipart boundary attr is too long");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 if (mp_nest_level >= MAX_MP_NESTING) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 puts("X-Fdemime-Error: multipart nesting is too deep");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 strcpy(mp_boundaries[mp_nest_level], boundary_attr);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 mp_is_digest[mp_nest_level] = !strcasecmp(cont_subtype, "digest");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 mp_nest_level++;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 void
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 process_header_end()
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203 {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204 char cont_type[HDR_BUF_SIZE], cont_subtype[HDR_BUF_SIZE];
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205 char charset_attr[HDR_BUF_SIZE], boundary_attr[HDR_BUF_SIZE];
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206 char content_te[HDR_BUF_SIZE];
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
207 int in_digest, rc;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209 if (hdr_state == HDR_STATE_ERROR) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 if (got_cont_type)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
211 fputs(cont_type_buf, stdout);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212 if (got_cont_te)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 fputs(cont_te_buf, stdout);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
214 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218 if (mp_nest_level)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219 in_digest = mp_is_digest[mp_nest_level-1];
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
220 else
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221 in_digest = 0;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222 if (got_cont_type) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223 fputs(cont_type_buf, stdout);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224 rc = parse_content_type(cont_type, cont_subtype, charset_attr,
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
225 boundary_attr);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
226 if (rc < 0) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
227 puts("X-Fdemime-Error: unable to parse Content-Type");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
228 if (got_cont_te)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
229 fputs(cont_te_buf, stdout);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
230 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
232 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
233 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234 } else {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
235 if (in_digest) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
236 strcpy(cont_type, "message");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
237 strcpy(cont_subtype, "rfc822");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
238 } else {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
239 strcpy(cont_type, "text");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
240 strcpy(cont_subtype, "plain");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
241 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
242 charset_attr[0] = '\0';
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
243 boundary_attr[0] = '\0';
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
244 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
245 if (!strcasecmp(cont_type, "multipart")) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
246 if (got_cont_te)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
247 fputs(cont_te_buf, stdout);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
248 handle_multipart(cont_subtype, boundary_attr);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
249 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
250 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
251 if (!strcasecmp(cont_type, "message")) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
252 if (got_cont_te)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
253 fputs(cont_te_buf, stdout);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
254 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
255 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
256 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
257 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
258 if (got_cont_te) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
259 rc = parse_content_te(content_te);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
260 if (rc < 0) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
261 fputs(cont_te_buf, stdout);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
262 puts(
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
263 "X-Fdemime-Error: unable to parse Content-Transfer-Encoding");
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
264 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
265 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
266 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
267 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
268 } else
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
269 content_te[0] = '\0';
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
270 if (!strcasecmp(content_te, "base64")) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
271 if (!strcasecmp(cont_type, "text")) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
272 if (!strcasecmp(cont_subtype, "plain"))
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
273 init_base64_text_plain(charset_attr);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
274 else
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
275 init_base64_text_other();
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
276 } else
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
277 init_base64_nontext();
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
278 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
279 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
280 if (!strcasecmp(content_te, "quoted-printable") &&
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
281 !strcasecmp(cont_type, "text") &&
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
282 !strcasecmp(cont_subtype, "plain")) {
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
283 init_qp_text_plain(charset_attr);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
284 return;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
285 }
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
286 if (got_cont_te)
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
287 fputs(cont_te_buf, stdout);
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
288 putchar('\n');
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
289 msg_state = MSG_STATE_BODY_PASS;
7e0d08176f32 f-demime starting code
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
290 }