projects / exim.git / blame
| Commit | Line | Data |
|---|---|---|
| 56dda33c | 1 | /* $Cambridge: exim/src/src/lookups/spf.c,v 1.2 2005/06/27 18:01:02 tom Exp $ */ |
| 92f1b170 TK |
2 | |
| 3 | /************************************************* | |
| 4 | * Exim - an Internet mail transport agent * | |
| 5 | *************************************************/ | |
| 6 | ||
| 7 | /* | |
| 8 | * Exim - SPF lookup module using libspf2 | |
| 9 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
| 10 | * | |
| 11 | * Copyright (c) 2005 Chris Webb, Arachsys Internet Services Ltd | |
| 12 | * | |
| 13 | * This program is free software; you can redistribute it and/or | |
| 14 | * modify it under the terms of the GNU General Public License | |
| 15 | * as published by the Free Software Foundation; either version 2 | |
| 16 | * of the License, or (at your option) any later version. | |
| 17 | * | |
| 18 | */ | |
| 19 | ||
| 20 | #include "../exim.h" | |
| 21 | ||
| 22 | #ifndef EXPERIMENTAL_SPF | |
| 23 | static void dummy(int x) { dummy(x-1); } | |
| 24 | #else | |
| 25 | ||
| 26 | #include "lf_functions.h" | |
| 27 | #include "spf.h" | |
| 56dda33c TK |
28 | #ifndef HAVE_NS_TYPE |
| 29 | #define HAVE_NS_TYPE | |
| 30 | #endif | |
| 92f1b170 TK |
31 | #include <spf2/spf.h> |
| 32 | #include <spf2/spf_dns_resolv.h> | |
| 33 | #include <spf2/spf_dns_cache.h> | |
| 34 | ||
| 35 | void *spf_open(uschar *filename, uschar **errmsg) { | |
| 36 | SPF_server_t *spf_server = NULL; | |
| 37 | spf_server = SPF_server_new(SPF_DNS_CACHE, 0); | |
| 38 | if (spf_server == NULL) { | |
| 39 | *errmsg = US"SPF_server_new() failed"; | |
| 40 | return NULL; | |
| 41 | } | |
| 42 | return (void *) spf_server; | |
| 43 | } | |
| 44 | ||
| 45 | void spf_close(void *handle) { | |
| 46 | SPF_server_t *spf_server = handle; | |
| 47 | if (spf_server) SPF_server_free(spf_server); | |
| 48 | } | |
| 49 | ||
| 50 | int spf_find(void *handle, uschar *filename, uschar *keystring, int key_len, | |
| 51 | uschar **result, uschar **errmsg, BOOL *do_cache) { | |
| 52 | SPF_server_t *spf_server = handle; | |
| 53 | SPF_request_t *spf_request = NULL; | |
| 54 | SPF_response_t *spf_response = NULL; | |
| 55 | ||
| 56 | spf_request = SPF_request_new(spf_server); | |
| 57 | if (spf_request == NULL) { | |
| 58 | *errmsg = US"SPF_request_new() failed"; | |
| 59 | return FAIL; | |
| 60 | } | |
| 61 | ||
| 62 | if (SPF_request_set_ipv4_str(spf_request, filename)) { | |
| 63 | *errmsg = string_sprintf("invalid IP address '%s'", filename); | |
| 64 | return FAIL; | |
| 65 | } | |
| 66 | if (SPF_request_set_env_from(spf_request, keystring)) { | |
| 67 | *errmsg = string_sprintf("invalid envelope from address '%s'", keystring); | |
| 68 | return FAIL; | |
| 69 | } | |
| 70 | ||
| 71 | SPF_request_query_mailfrom(spf_request, &spf_response); | |
| 72 | *result = string_copy(US SPF_strresult(SPF_response_result(spf_response))); | |
| 73 | SPF_response_free(spf_response); | |
| 74 | SPF_request_free(spf_request); | |
| 75 | return OK; | |
| 76 | } | |
| 77 | ||
| 78 | #endif /* EXPERIMENTAL_SPF */ |