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![Werner Koch](/assets/img/avatar_default.png)
-- We need to use es_fopen on Windows to cope with non-ascii file names. This is quite a large but fortunately straightforward change. At a very few places we keep using stdio (for example due to the use of popen). GnuPG-bug-id: 5098 Signed-off-by: Werner Koch <wk@gnupg.org>
214 lines
6.0 KiB
C
214 lines
6.0 KiB
C
/* keybox-defs.h - internal Keybox definitions
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* Copyright (C) 2001, 2004 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 <https://www.gnu.org/licenses/>.
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*/
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#ifndef KEYBOX_DEFS_H
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#define KEYBOX_DEFS_H 1
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#ifdef GPG_ERR_SOURCE_DEFAULT
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# if GPG_ERR_SOURCE_DEFAULT != GPG_ERR_SOURCE_KEYBOX
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# error GPG_ERR_SOURCE_DEFAULT already defined
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# endif
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#else
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# define GPG_ERR_SOURCE_DEFAULT GPG_ERR_SOURCE_KEYBOX
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#endif
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#include <gpg-error.h>
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#define map_assuan_err(a) \
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map_assuan_err_with_source (GPG_ERR_SOURCE_DEFAULT, (a))
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#include <sys/types.h> /* off_t */
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#include "../common/util.h"
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#include "keybox.h"
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typedef struct keyboxblob *KEYBOXBLOB;
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typedef struct keybox_name *KB_NAME;
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struct keybox_name
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{
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/* Link to the next resources, so that we can walk all
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resources. */
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KB_NAME next;
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/* True if this is a keybox with secret keys. */
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int secret;
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/* A table with all the handles accessing this resources.
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HANDLE_TABLE_SIZE gives the allocated length of this table unused
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entrues are set to NULL. HANDLE_TABLE may be NULL. */
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KEYBOX_HANDLE *handle_table;
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size_t handle_table_size;
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/* The lock handle or NULL it not yet initialized. */
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dotlock_t lockhd;
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/* Not yet used. */
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int is_locked;
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/* Not yet used. */
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int did_full_scan;
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/* The name of the resource file. */
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char fname[1];
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};
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struct keybox_found_s
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{
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KEYBOXBLOB blob;
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size_t pk_no;
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size_t uid_no;
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};
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struct keybox_handle {
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KB_NAME kb;
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int secret; /* this is for a secret keybox */
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estream_t fp;
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int eof;
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int error;
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int ephemeral;
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int for_openpgp; /* Used by gpg. */
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struct keybox_found_s found;
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struct keybox_found_s saved_found;
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struct {
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char *name;
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char *pattern;
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} word_match;
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};
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/* OpenPGP helper structures. */
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struct _keybox_openpgp_key_info
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{
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struct _keybox_openpgp_key_info *next;
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int algo;
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int version;
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unsigned char grip[20];
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unsigned char keyid[8];
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int fprlen; /* Either 16, 20 or 32 */
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unsigned char fpr[32];
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};
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struct _keybox_openpgp_uid_info
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{
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struct _keybox_openpgp_uid_info *next;
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size_t off;
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size_t len;
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};
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struct _keybox_openpgp_info
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{
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int is_secret; /* True if this is a secret key. */
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unsigned int nsubkeys;/* Total number of subkeys. */
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unsigned int nuids; /* Total number of user IDs in the keyblock. */
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unsigned int nsigs; /* Total number of signatures in the keyblock. */
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/* Note, we use 2 structs here to better cope with the most common
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use of having one primary and one subkey - this allows us to
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statically allocate this structure and only malloc stuff for more
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than one subkey. */
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struct _keybox_openpgp_key_info primary;
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struct _keybox_openpgp_key_info subkeys;
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struct _keybox_openpgp_uid_info uids;
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};
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typedef struct _keybox_openpgp_info *keybox_openpgp_info_t;
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/* Don't know whether this is needed: */
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/* static struct { */
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/* int dry_run; */
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/* int quiet; */
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/* int verbose; */
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/* int preserve_permissions; */
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/* } keybox_opt; */
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/*-- keybox-init.c --*/
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void _keybox_close_file (KEYBOX_HANDLE hd);
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/*-- keybox-blob.c --*/
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gpg_error_t _keybox_create_openpgp_blob (KEYBOXBLOB *r_blob,
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keybox_openpgp_info_t info,
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const unsigned char *image,
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size_t imagelen,
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int as_ephemeral);
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char *_keybox_x509_email_kludge (const char *name);
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#ifdef KEYBOX_WITH_X509
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int _keybox_create_x509_blob (KEYBOXBLOB *r_blob, ksba_cert_t cert,
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unsigned char *sha1_digest, int as_ephemeral);
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#endif /*KEYBOX_WITH_X509*/
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int _keybox_new_blob (KEYBOXBLOB *r_blob,
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unsigned char *image, size_t imagelen,
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off_t off);
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void _keybox_release_blob (KEYBOXBLOB blob);
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const unsigned char *_keybox_get_blob_image (KEYBOXBLOB blob, size_t *n);
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off_t _keybox_get_blob_fileoffset (KEYBOXBLOB blob);
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void _keybox_update_header_blob (KEYBOXBLOB blob, int for_openpgp);
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/*-- keybox-openpgp.c --*/
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gpg_error_t _keybox_parse_openpgp (const unsigned char *image, size_t imagelen,
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size_t *nparsed,
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keybox_openpgp_info_t info);
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void _keybox_destroy_openpgp_info (keybox_openpgp_info_t info);
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/*-- keybox-file.c --*/
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int _keybox_read_blob (KEYBOXBLOB *r_blob, estream_t fp, int *skipped_deleted);
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int _keybox_write_blob (KEYBOXBLOB blob, estream_t fp, FILE *outfp);
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/*-- keybox-search.c --*/
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gpg_err_code_t _keybox_get_flag_location (const unsigned char *buffer,
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size_t length,
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int what,
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size_t *flag_off, size_t *flag_size);
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static inline int
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blob_get_type (KEYBOXBLOB blob)
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{
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const unsigned char *buffer;
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size_t length;
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buffer = _keybox_get_blob_image (blob, &length);
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if (length < 32)
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return -1; /* blob too short */
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return buffer[4];
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}
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/*-- keybox-dump.c --*/
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int _keybox_dump_blob (KEYBOXBLOB blob, FILE *fp);
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int _keybox_dump_file (const char *filename, int stats_only, FILE *outfp);
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int _keybox_dump_find_dups (const char *filename, int print_them, FILE *outfp);
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int _keybox_dump_cut_records (const char *filename, unsigned long from,
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unsigned long to, FILE *outfp);
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/*-- keybox-util.c --*/
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/*
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* A couple of handy macros
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*/
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#endif /*KEYBOX_DEFS_H*/
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