1 /******************************************************************************/
2 /* pfixtools: a collection of postfix related tools */
4 /* ________________________________________________________________________ */
6 /* Redistribution and use in source and binary forms, with or without */
7 /* modification, are permitted provided that the following conditions */
10 /* 1. Redistributions of source code must retain the above copyright */
11 /* notice, this list of conditions and the following disclaimer. */
12 /* 2. Redistributions in binary form must reproduce the above copyright */
13 /* notice, this list of conditions and the following disclaimer in the */
14 /* documentation and/or other materials provided with the distribution. */
15 /* 3. The names of its contributors may not be used to endorse or promote */
16 /* products derived from this software without specific prior written */
19 /* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND */
20 /* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE */
21 /* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR */
22 /* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS */
23 /* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR */
24 /* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF */
25 /* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS */
26 /* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN */
27 /* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) */
28 /* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF */
29 /* THE POSSIBILITY OF SUCH DAMAGE. */
30 /******************************************************************************/
33 * Copyright © 2007 Pierre Habouzit
34 * Copyright © 2008 Florent Bruneau
38 #include "policy_tokens.h"
40 bool query_parse(query_t *query, char *p)
42 #define PARSE_CHECK(expr, error, ...) \
45 syslog(LOG_ERR, error, ##__VA_ARGS__); \
51 query->state = SMTP_UNKNOWN;
58 p = strchr(k = p, '=');
59 PARSE_CHECK(p, "could not find '=' in line");
60 for (klen = p - k; klen && isblank(k[klen]); klen--);
65 p = strchr(v = p, '\n');
66 PARSE_CHECK(p, "could not find final \\n in line");
67 for (vlen = p - v; vlen && isblank(v[vlen]); vlen--);
70 vtk = policy_tokenize(v, vlen);
71 switch (policy_tokenize(k, klen)) {
72 #define CASE(up, low) case PTK_##up: query->low = v; v[vlen] = '\0'; break;
73 CASE(HELO_NAME, helo_name);
74 CASE(QUEUE_ID, queue_id);
76 CASE(RECIPIENT, recipient);
77 CASE(RECIPIENT_COUNT, recipient_count);
78 CASE(CLIENT_ADDRESS, client_address);
79 CASE(CLIENT_NAME, client_name);
80 CASE(REVERSE_CLIENT_NAME, reverse_client_name);
81 CASE(INSTANCE, instance);
82 CASE(SASL_METHOD, sasl_method);
83 CASE(SASL_USERNAME, sasl_username);
84 CASE(SASL_SENDER, sasl_sender);
86 CASE(CCERT_SUBJECT, ccert_subject);
87 CASE(CCERT_ISSUER, ccert_issuer);
88 CASE(CCERT_FINGERPRINT, ccert_fingerprint);
89 CASE(ENCRYPTION_PROTOCOL, encryption_protocol);
90 CASE(ENCRYPTION_CIPHER, encryption_cipher);
91 CASE(ENCRYPTION_KEYSIZE, encryption_keysize);
92 CASE(ETRN_DOMAIN, etrn_domain);
97 PARSE_CHECK(vtk == PTK_SMTPD_ACCESS_POLICY,
98 "unexpected `request' value: %.*s", vlen, v);
101 case PTK_PROTOCOL_NAME:
102 PARSE_CHECK(vtk == PTK_SMTP || vtk == PTK_ESMTP,
103 "unexpected `protocol_name' value: %.*s", vlen, v);
104 query->esmtp = vtk == PTK_ESMTP;
107 case PTK_PROTOCOL_STATE:
109 #define CASE(name) case PTK_##name: query->state = SMTP_##name; break;
116 CASE(END_OF_MESSAGE);
120 PARSE_CHECK(false, "unexpected `protocol_state` value: %.*s",
127 syslog(LOG_WARNING, "unexpected key, skipped: %.*s", klen, k);
132 return query->state != SMTP_UNKNOWN;