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145 lines
4.1 KiB
C
145 lines
4.1 KiB
C
/* ksutil.h
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* Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
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*
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* This file is part of GNUPG.
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*
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* GNUPG is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* GNUPG is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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* In addition, as a special exception, the Free Software Foundation
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* gives permission to link the code of the keyserver helper tools:
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* gpgkeys_ldap, gpgkeys_curl and gpgkeys_hkp with the OpenSSL
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* project's "OpenSSL" library (or with modified versions of it that
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* use the same license as the "OpenSSL" library), and distribute the
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* linked executables. You must obey the GNU General Public License
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* in all respects for all of the code used other than "OpenSSL". If
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* you modify this file, you may extend this exception to your version
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* of the file, but you are not obligated to do so. If you do not
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* wish to do so, delete this exception statement from your version.
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*/
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#ifndef _KSUTIL_H_
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#define _KSUTIL_H_
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#ifdef HAVE_LIBCURL
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#include <curl/curl.h>
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#else
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#include "curl-shim.h"
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#endif
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/* MAX_LINE must be at least 1 larger than the largest item we expect
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to receive, including the name tag ("COMMAND", "PORT", etc) and
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space between. In practice, that means it should be
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strlen("OPAQUE")+1+sizeof_opaque+1 */
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#define MAX_LINE (6+1+1024+1)
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#define MAX_COMMAND 7
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#define MAX_OPTION 256
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#define MAX_SCHEME 20
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#define MAX_OPAQUE 1024
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#define MAX_AUTH 128
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#define MAX_HOST 80
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#define MAX_PORT 10
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#define URLMAX_PATH 1024
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#define MAX_PROXY 128
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#define MAX_URL (MAX_SCHEME+1+3+MAX_AUTH+1+1+MAX_HOST+1+1 \
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+MAX_PORT+1+1+URLMAX_PATH+1+50)
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#define STRINGIFY(x) #x
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#define MKSTRING(x) STRINGIFY(x)
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#define BEGIN "-----BEGIN PGP PUBLIC KEY BLOCK-----"
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#define END "-----END PGP PUBLIC KEY BLOCK-----"
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#ifdef __riscos__
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#define HTTP_PROXY_ENV "GnuPG$HttpProxy"
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#else
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#define HTTP_PROXY_ENV "http_proxy"
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#endif
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struct keylist
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{
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char str[MAX_LINE];
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struct keylist *next;
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};
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/* 2 minutes seems reasonable */
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#define DEFAULT_KEYSERVER_TIMEOUT 120
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unsigned int set_timeout(unsigned int seconds);
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int register_timeout(void);
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enum ks_action {KS_UNKNOWN=0,KS_GET,KS_GETNAME,KS_SEND,KS_SEARCH};
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enum ks_search_type {KS_SEARCH_SUBSTR,KS_SEARCH_EXACT,
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KS_SEARCH_MAIL,KS_SEARCH_MAILSUB,
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KS_SEARCH_KEYID_LONG,KS_SEARCH_KEYID_SHORT};
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struct ks_options
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{
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enum ks_action action;
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char *host;
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char *port;
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char *scheme;
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char *auth;
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char *path;
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char *opaque;
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struct
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{
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unsigned int include_disabled:1;
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unsigned int include_revoked:1;
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unsigned int include_subkeys:1;
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unsigned int check_cert:1;
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} flags;
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unsigned int verbose;
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unsigned int debug;
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unsigned int timeout;
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char *ca_cert_file;
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};
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struct ks_options *init_ks_options(void);
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void free_ks_options(struct ks_options *opt);
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int parse_ks_options(char *line,struct ks_options *opt);
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const char *ks_action_to_string(enum ks_action action);
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void print_nocr(FILE *stream,const char *str);
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enum ks_search_type classify_ks_search(const char **search);
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int curl_err_to_gpg_err(CURLcode error);
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struct curl_writer_ctx
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{
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struct
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{
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unsigned int initialized:1;
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unsigned int begun:1;
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unsigned int done:1;
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unsigned int armor:1;
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} flags;
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int armor_remaining;
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unsigned char armor_ctx[3];
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int markeridx,linelen;
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const char *marker;
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FILE *stream;
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};
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size_t curl_writer(const void *ptr,size_t size,size_t nmemb,void *cw_ctx);
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void curl_writer_finalize(struct curl_writer_ctx *ctx);
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/* -- From ksmalloc.c or ../include/memory.h -- */
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void *xtrymalloc (size_t n);
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void xfree (void *p);
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#endif /* !_KSUTIL_H_ */
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