1 /* keybox-defs.h - internal Keybox definitions
2 * Copyright (C) 2001, 2004 Free Software Foundation, Inc.
4 * This file is part of GnuPG.
6 * GnuPG is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 3 of the License, or
9 * (at your option) any later version.
11 * GnuPG is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, see <http://www.gnu.org/licenses/>.
21 #define KEYBOX_DEFS_H 1
23 #ifdef GPG_ERR_SOURCE_DEFAULT
24 # if GPG_ERR_SOURCE_DEFAULT != GPG_ERR_SOURCE_KEYBOX
25 # error GPG_ERR_SOURCE_DEFAULT already defined
28 # define GPG_ERR_SOURCE_DEFAULT GPG_ERR_SOURCE_KEYBOX
30 #include <gpg-error.h>
31 #define map_assuan_err(a) \
32 map_assuan_err_with_source (GPG_ERR_SOURCE_DEFAULT, (a))
34 #include <sys/types.h> /* off_t */
36 /* We include the type defintions from jnlib instead of defining our
37 owns here. This will not allow us build KBX in a standalone way
38 but there is currently no need for it anyway. Same goes for
39 stringhelp.h which for example provides a replacement for stpcpy -
40 fixme: Better use the LIBOBJ mechnism. */
41 #include "../common/types.h"
42 #include "../common/stringhelp.h"
43 #include "../common/dotlock.h"
44 #include "../common/logging.h"
49 typedef struct keyboxblob *KEYBOXBLOB;
52 typedef struct keybox_name *KB_NAME;
55 /* Link to the next resources, so that we can walk all
59 /* True if this is a keybox with secret keys. */
62 /* A table with all the handles accessing this resources.
63 HANDLE_TABLE_SIZE gives the allocated length of this table unused
64 entrues are set to NULL. HANDLE_TABLE may be NULL. */
65 KEYBOX_HANDLE *handle_table;
66 size_t handle_table_size;
68 /* The lock handle or NULL it not yet initialized. */
77 /* The name of the resource file. */
89 struct keybox_handle {
91 int secret; /* this is for a secret keybox */
96 int for_openpgp; /* Used by gpg. */
97 struct keybox_found_s found;
98 struct keybox_found_s saved_found;
106 /* Openpgp helper structures. */
107 struct _keybox_openpgp_key_info
109 struct _keybox_openpgp_key_info *next;
111 unsigned char keyid[8];
112 int fprlen; /* Either 16 or 20 */
113 unsigned char fpr[20];
116 struct _keybox_openpgp_uid_info
118 struct _keybox_openpgp_uid_info *next;
123 struct _keybox_openpgp_info
125 int is_secret; /* True if this is a secret key. */
126 unsigned int nsubkeys;/* Total number of subkeys. */
127 unsigned int nuids; /* Total number of user IDs in the keyblock. */
128 unsigned int nsigs; /* Total number of signatures in the keyblock. */
130 /* Note, we use 2 structs here to better cope with the most common
131 use of having one primary and one subkey - this allows us to
132 statically allocate this structure and only malloc stuff for more
134 struct _keybox_openpgp_key_info primary;
135 struct _keybox_openpgp_key_info subkeys;
136 struct _keybox_openpgp_uid_info uids;
138 typedef struct _keybox_openpgp_info *keybox_openpgp_info_t;
141 /* Don't know whether this is needed: */
142 /* static struct { */
143 /* const char *homedir; */
147 /* int preserve_permissions; */
150 /*-- keybox-init.c --*/
151 void _keybox_close_file (KEYBOX_HANDLE hd);
154 /*-- keybox-blob.c --*/
155 gpg_error_t _keybox_create_openpgp_blob (KEYBOXBLOB *r_blob,
156 keybox_openpgp_info_t info,
157 const unsigned char *image,
161 #ifdef KEYBOX_WITH_X509
162 int _keybox_create_x509_blob (KEYBOXBLOB *r_blob, ksba_cert_t cert,
163 unsigned char *sha1_digest, int as_ephemeral);
164 #endif /*KEYBOX_WITH_X509*/
166 int _keybox_new_blob (KEYBOXBLOB *r_blob,
167 unsigned char *image, size_t imagelen,
169 void _keybox_release_blob (KEYBOXBLOB blob);
170 const unsigned char *_keybox_get_blob_image (KEYBOXBLOB blob, size_t *n);
171 off_t _keybox_get_blob_fileoffset (KEYBOXBLOB blob);
172 void _keybox_update_header_blob (KEYBOXBLOB blob, int for_openpgp);
174 /*-- keybox-openpgp.c --*/
175 gpg_error_t _keybox_parse_openpgp (const unsigned char *image, size_t imagelen,
177 keybox_openpgp_info_t info);
178 void _keybox_destroy_openpgp_info (keybox_openpgp_info_t info);
181 /*-- keybox-file.c --*/
182 int _keybox_read_blob (KEYBOXBLOB *r_blob, FILE *fp);
183 int _keybox_read_blob2 (KEYBOXBLOB *r_blob, FILE *fp, int *skipped_deleted);
184 int _keybox_write_blob (KEYBOXBLOB blob, FILE *fp);
186 /*-- keybox-search.c --*/
187 gpg_err_code_t _keybox_get_flag_location (const unsigned char *buffer,
190 size_t *flag_off, size_t *flag_size);
193 blob_get_type (KEYBOXBLOB blob)
195 const unsigned char *buffer;
198 buffer = _keybox_get_blob_image (blob, &length);
200 return -1; /* blob too short */
206 /*-- keybox-dump.c --*/
207 int _keybox_dump_blob (KEYBOXBLOB blob, FILE *fp);
208 int _keybox_dump_file (const char *filename, int stats_only, FILE *outfp);
209 int _keybox_dump_find_dups (const char *filename, int print_them, FILE *outfp);
210 int _keybox_dump_cut_records (const char *filename, unsigned long from,
211 unsigned long to, FILE *outfp);
214 /*-- keybox-util.c --*/
215 void *_keybox_malloc (size_t n);
216 void *_keybox_calloc (size_t n, size_t m);
217 void *_keybox_realloc (void *p, size_t n);
218 void _keybox_free (void *p);
220 #define xtrymalloc(a) _keybox_malloc ((a))
221 #define xtrycalloc(a,b) _keybox_calloc ((a),(b))
222 #define xtryrealloc(a,b) _keybox_realloc((a),(b))
223 #define xfree(a) _keybox_free ((a))
226 #define DIM(v) (sizeof(v)/sizeof((v)[0]))
227 #define DIMof(type,member) DIM(((type *)0)->member)
231 #define STR2(v) STR(v)
234 a couple of handy macros
237 #define return_if_fail(expr) do { \
239 fprintf (stderr, "%s:%d: assertion '%s' failed\n", \
240 __FILE__, __LINE__, #expr ); \
243 #define return_null_if_fail(expr) do { \
245 fprintf (stderr, "%s:%d: assertion '%s' failed\n", \
246 __FILE__, __LINE__, #expr ); \
249 #define return_val_if_fail(expr,val) do { \
251 fprintf (stderr, "%s:%d: assertion '%s' failed\n", \
252 __FILE__, __LINE__, #expr ); \
255 #define never_reached() do { \
256 fprintf (stderr, "%s:%d: oops; should never get here\n", \
257 __FILE__, __LINE__ ); \
261 /* some macros to replace ctype ones and avoid locale problems */
262 #define digitp(p) (*(p) >= '0' && *(p) <= '9')
263 #define hexdigitp(a) (digitp (a) \
264 || (*(a) >= 'A' && *(a) <= 'F') \
265 || (*(a) >= 'a' && *(a) <= 'f'))
266 /* the atoi macros assume that the buffer has only valid digits */
267 #define atoi_1(p) (*(p) - '0' )
268 #define atoi_2(p) ((atoi_1(p) * 10) + atoi_1((p)+1))
269 #define atoi_4(p) ((atoi_2(p) * 100) + atoi_2((p)+2))
270 #define xtoi_1(p) (*(p) <= '9'? (*(p)- '0'): \
271 *(p) <= 'F'? (*(p)-'A'+10):(*(p)-'a'+10))
272 #define xtoi_2(p) ((xtoi_1(p) * 16) + xtoi_1((p)+1))
275 #endif /*KEYBOX_DEFS_H*/