Imported Upstream version 2.0.19upstream/2.0.19

1 files changed, 350 insertions, 0 deletions

diff --git a/g10/main.h b/g10/main.h
new file mode 100644
index 0000000..3a42137
--- /dev/null
+++ b/g10/main.h
@@ -0,0 +1,350 @@
+/* main.h
+ * Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
+ *               2008, 2009 Free Software Foundation, Inc.
+ *
+ * This file is part of GnuPG.
+ *
+ * GnuPG is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GnuPG is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef G10_MAIN_H
+#define G10_MAIN_H
+
+#include "types.h"
+#include "iobuf.h"
+#include "cipher.h"
+#include "keydb.h"
+#include "util.h"
+
+
+/* It could be argued that the default cipher should be 3DES rather
+   than CAST5, and the default compression should be 0
+   (i.e. uncompressed) rather than 1 (zip).  However, the real world
+   issues of speed and size come into play here. */
+
+#define DEFAULT_CIPHER_ALGO     CIPHER_ALGO_CAST5
+#define DEFAULT_DIGEST_ALGO     DIGEST_ALGO_SHA1
+#define DEFAULT_COMPRESS_ALGO   COMPRESS_ALGO_ZIP
+#define DEFAULT_S2K_DIGEST_ALGO DIGEST_ALGO_SHA1
+
+#define S2K_DIGEST_ALGO (opt.s2k_digest_algo?opt.s2k_digest_algo:DEFAULT_S2K_DIGEST_ALGO)
+
+typedef struct
+{
+  int header_okay;
+  PK_LIST pk_list;
+  DEK *symkey_dek;
+  STRING2KEY *symkey_s2k;
+  cipher_filter_context_t cfx;
+} encrypt_filter_context_t;
+
+struct groupitem
+{
+  char *name;
+  strlist_t values;
+  struct groupitem *next;
+};
+
+/*-- gpg.c --*/
+extern int g10_errors_seen;
+
+#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5 )
+  void g10_exit(int rc) __attribute__ ((noreturn));
+#else
+  void g10_exit(int rc);
+#endif
+void print_pubkey_algo_note( int algo );
+void print_cipher_algo_note( int algo );
+void print_digest_algo_note( int algo );
+
+/*-- armor.c --*/
+char *make_radix64_string( const byte *data, size_t len );
+
+/*-- misc.c --*/
+void trap_unaligned(void);
+int disable_core_dumps(void);
+void register_secured_file (const char *fname);
+void unregister_secured_file (const char *fname);
+int  is_secured_file (int fd);
+int  is_secured_filename (const char *fname);
+u16 checksum_u16( unsigned n );
+u16 checksum( byte *p, unsigned n );
+u16 checksum_mpi( gcry_mpi_t a );
+u32 buffer_to_u32( const byte *buffer );
+const byte *get_session_marker( size_t *rlen );
+int map_cipher_openpgp_to_gcry (int algo);
+#define openpgp_cipher_open(_a,_b,_c,_d) gcry_cipher_open((_a),map_cipher_openpgp_to_gcry((_b)),(_c),(_d))
+#define openpgp_cipher_get_algo_keylen(_a) gcry_cipher_get_algo_keylen(map_cipher_openpgp_to_gcry((_a)))
+#define openpgp_cipher_get_algo_blklen(_a) gcry_cipher_get_algo_blklen(map_cipher_openpgp_to_gcry((_a)))
+int openpgp_cipher_blocklen (int algo);
+int openpgp_cipher_test_algo( int algo );
+const char *openpgp_cipher_algo_name (int algo);
+int openpgp_pk_test_algo( int algo );
+int openpgp_pk_test_algo2 ( int algo, unsigned int use );
+int openpgp_pk_algo_usage ( int algo );
+int openpgp_md_test_algo( int algo );
+
+#ifdef USE_IDEA
+void idea_cipher_warn( int show );
+#else
+#define idea_cipher_warn(a)  do { } while (0)
+#endif
+
+struct expando_args
+{
+  PKT_public_key *pk;
+  PKT_secret_key *sk;
+  byte imagetype;
+  int validity_info;
+  const char *validity_string;
+};
+
+char *pct_expando(const char *string,struct expando_args *args);
+void deprecated_warning(const char *configname,unsigned int configlineno,
+			const char *option,const char *repl1,const char *repl2);
+void deprecated_command (const char *name);
+void obsolete_option (const char *configname, unsigned int configlineno, 
+                      const char *name);
+
+int string_to_cipher_algo (const char *string);
+int string_to_digest_algo (const char *string);
+
+const char *compress_algo_to_string(int algo);
+int string_to_compress_algo(const char *string);
+int check_compress_algo(int algo);
+int default_cipher_algo(void);
+int default_compress_algo(void);
+const char *compliance_option_string(void);
+void compliance_failure(void);
+
+struct parse_options
+{
+  char *name;
+  unsigned int bit;
+  char **value;
+  char *help;
+};
+
+char *optsep(char **stringp);
+char *argsplit(char *string);
+int parse_options(char *str,unsigned int *options,
+		  struct parse_options *opts,int noisy);
+int has_invalid_email_chars (const char *s);
+int is_valid_mailbox (const char *name);
+const char *get_libexecdir (void);
+int path_access(const char *file,int mode);
+
+/* Temporary helpers. */
+int pubkey_get_npkey( int algo );
+int pubkey_get_nskey( int algo );
+int pubkey_get_nsig( int algo );
+int pubkey_get_nenc( int algo );
+unsigned int pubkey_nbits( int algo, gcry_mpi_t *pkey );
+int mpi_print( FILE *fp, gcry_mpi_t a, int mode );
+
+/*-- status.c --*/
+void set_status_fd ( int fd );
+int  is_status_enabled ( void );
+void write_status ( int no );
+void write_status_error (const char *where, int errcode);
+void write_status_text ( int no, const char *text );
+void write_status_buffer ( int no,
+                           const char *buffer, size_t len, int wrap );
+void write_status_text_and_buffer ( int no, const char *text,
+                                    const char *buffer, size_t len, int wrap );
+
+void write_status_begin_signing (gcry_md_hd_t md);
+
+
+int cpr_enabled(void);
+char *cpr_get( const char *keyword, const char *prompt );
+char *cpr_get_no_help( const char *keyword, const char *prompt );
+char *cpr_get_utf8( const char *keyword, const char *prompt );
+char *cpr_get_hidden( const char *keyword, const char *prompt );
+void cpr_kill_prompt(void);
+int  cpr_get_answer_is_yes( const char *keyword, const char *prompt );
+int  cpr_get_answer_yes_no_quit( const char *keyword, const char *prompt );
+int  cpr_get_answer_okay_cancel (const char *keyword,
+                                 const char *prompt,
+                                 int def_answer);
+
+/*-- helptext.c --*/
+void display_online_help( const char *keyword );
+
+/*-- encode.c --*/
+int setup_symkey(STRING2KEY **symkey_s2k,DEK **symkey_dek);
+int encode_symmetric( const char *filename );
+int encode_store( const char *filename );
+int encode_crypt( const char *filename, strlist_t remusr, int use_symkey );
+void encode_crypt_files(int nfiles, char **files, strlist_t remusr);
+int encrypt_filter( void *opaque, int control,
+		    iobuf_t a, byte *buf, size_t *ret_len);
+
+
+/*-- sign.c --*/
+int complete_sig( PKT_signature *sig, PKT_secret_key *sk, gcry_md_hd_t md );
+int sign_file( strlist_t filenames, int detached, strlist_t locusr,
+	       int do_encrypt, strlist_t remusr, const char *outfile );
+int clearsign_file( const char *fname, strlist_t locusr, const char *outfile );
+int sign_symencrypt_file (const char *fname, strlist_t locusr);
+
+/*-- sig-check.c --*/
+int check_revocation_keys (PKT_public_key *pk, PKT_signature *sig);
+int check_backsig(PKT_public_key *main_pk,PKT_public_key *sub_pk,
+		  PKT_signature *backsig);
+int check_key_signature( KBNODE root, KBNODE node, int *is_selfsig );
+int check_key_signature2( KBNODE root, KBNODE node, PKT_public_key *check_pk,
+			  PKT_public_key *ret_pk, int *is_selfsig,
+			  u32 *r_expiredate, int *r_expired );
+
+/*-- delkey.c --*/
+int delete_keys( strlist_t names, int secret, int allow_both );
+
+/*-- keyedit.c --*/
+void keyedit_menu( const char *username, strlist_t locusr,
+		   strlist_t commands, int quiet, int seckey_check );
+void keyedit_passwd (const char *username);
+void show_basic_key_info (KBNODE keyblock);
+
+/*-- keygen.c --*/
+u32 parse_expire_string(const char *string);
+u32 ask_expire_interval(int object,const char *def_expire);
+u32 ask_expiredate(void);
+void generate_keypair( const char *fname, const char *card_serialno,
+                       const char *backup_encryption_dir );
+int keygen_set_std_prefs (const char *string,int personal);
+PKT_user_id *keygen_get_std_prefs (void);
+int keygen_add_key_expire( PKT_signature *sig, void *opaque );
+int keygen_add_std_prefs( PKT_signature *sig, void *opaque );
+int keygen_upd_std_prefs( PKT_signature *sig, void *opaque );
+int keygen_add_keyserver_url(PKT_signature *sig, void *opaque);
+int keygen_add_notations(PKT_signature *sig,void *opaque);
+int keygen_add_revkey(PKT_signature *sig, void *opaque);
+int make_backsig(PKT_signature *sig,PKT_public_key *pk,
+		 PKT_public_key *sub_pk,PKT_secret_key *sub_sk,
+                 u32 timestamp);
+int generate_subkeypair( KBNODE pub_keyblock, KBNODE sec_keyblock );
+#ifdef ENABLE_CARD_SUPPORT
+int generate_card_subkeypair (KBNODE pub_keyblock, KBNODE sec_keyblock,
+                              int keyno, const char *serialno);
+int save_unprotected_key_to_card (PKT_secret_key *sk, int keyno);
+#endif
+
+/*-- openfile.c --*/
+int overwrite_filep( const char *fname );
+char *make_outfile_name( const char *iname );
+char *ask_outfile_name( const char *name, size_t namelen );
+int   open_outfile( const char *iname, int mode, iobuf_t *a );
+iobuf_t open_sigfile( const char *iname, progress_filter_context_t *pfx );
+void try_make_homedir( const char *fname );
+
+/*-- seskey.c --*/
+void make_session_key( DEK *dek );
+gcry_mpi_t encode_session_key( DEK *dek, unsigned nbits );
+gcry_mpi_t encode_md_value( PKT_public_key *pk, PKT_secret_key *sk,
+                            gcry_md_hd_t md, int hash_algo );
+
+/*-- import.c --*/
+int parse_import_options(char *str,unsigned int *options,int noisy);
+void import_keys( char **fnames, int nnames,
+		  void *stats_hd, unsigned int options );
+int import_keys_stream( iobuf_t inp,void *stats_hd,unsigned char **fpr,
+			size_t *fpr_len,unsigned int options );
+void *import_new_stats_handle (void);
+void import_release_stats_handle (void *p);
+void import_print_stats (void *hd);
+
+int collapse_uids( KBNODE *keyblock );
+
+int auto_create_card_key_stub ( const char *serialnostr, 
+                                const unsigned char *fpr1,
+                                const unsigned char *fpr2,
+                                const unsigned char *fpr3);
+
+/*-- export.c --*/
+int parse_export_options(char *str,unsigned int *options,int noisy);
+int export_pubkeys( strlist_t users, unsigned int options );
+int export_pubkeys_stream( iobuf_t out, strlist_t users,
+			   KBNODE *keyblock_out, unsigned int options );
+int export_seckeys( strlist_t users );
+int export_secsubkeys( strlist_t users );
+
+/* dearmor.c --*/
+int dearmor_file( const char *fname );
+int enarmor_file( const char *fname );
+
+/*-- revoke.c --*/
+struct revocation_reason_info;
+int gen_revoke( const char *uname );
+int gen_desig_revoke( const char *uname, strlist_t locusr);
+int revocation_reason_build_cb( PKT_signature *sig, void *opaque );
+struct revocation_reason_info *
+		ask_revocation_reason( int key_rev, int cert_rev, int hint );
+void release_revocation_reason_info( struct revocation_reason_info *reason );
+
+/*-- keylist.c --*/
+void public_key_list( strlist_t list, int locate_mode );
+void secret_key_list( strlist_t list );
+void print_subpackets_colon(PKT_signature *sig);
+void reorder_keyblock (KBNODE keyblock);
+void list_keyblock( KBNODE keyblock, int secret, int fpr, void *opaque );
+void print_fingerprint (PKT_public_key *pk, PKT_secret_key *sk, int mode);
+void print_revokers(PKT_public_key *pk);
+void show_policy_url(PKT_signature *sig,int indent,int mode);
+void show_keyserver_url(PKT_signature *sig,int indent,int mode);
+void show_notation(PKT_signature *sig,int indent,int mode,int which);
+void dump_attribs(const PKT_user_id *uid,
+		  PKT_public_key *pk,PKT_secret_key *sk);
+void set_attrib_fd(int fd);
+void print_seckey_info (PKT_secret_key *sk);
+void print_pubkey_info (FILE *fp, PKT_public_key *pk);
+void print_card_key_info (FILE *fp, KBNODE keyblock);
+
+/*-- verify.c --*/
+void print_file_status( int status, const char *name, int what );
+int verify_signatures( int nfiles, char **files );
+int verify_files( int nfiles, char **files );
+int gpg_verify (ctrl_t ctrl, int sig_fd, int data_fd, FILE *out_fp);
+
+/*-- decrypt.c --*/
+int decrypt_message( const char *filename );
+void decrypt_messages(int nfiles, char *files[]);
+
+/*-- plaintext.c --*/
+int hash_datafiles( gcry_md_hd_t md, gcry_md_hd_t md2,
+		    strlist_t files, const char *sigfilename, int textmode );
+int hash_datafile_by_fd ( gcry_md_hd_t md, gcry_md_hd_t md2, int data_fd,
+                          int textmode );
+PKT_plaintext *setup_plaintext_name(const char *filename,IOBUF iobuf);
+
+/*-- signal.c --*/
+void init_signals(void);
+void pause_on_sigusr( int which );
+void block_all_signals(void);
+void unblock_all_signals(void);
+
+/*-- server.c --*/
+int gpg_server (ctrl_t);
+
+#ifdef ENABLE_CARD_SUPPORT
+/*-- card-util.c --*/
+void change_pin (int no, int allow_admin);
+void card_status (FILE *fp, char *serialno, size_t serialnobuflen);
+void card_edit (strlist_t commands);
+int  card_generate_subkey (KBNODE pub_keyblock, KBNODE sec_keyblock);
+int  card_store_subkey (KBNODE node, int use);
+#endif
+
+#define S2K_DECODE_COUNT(_val) ((16ul + ((_val) & 15)) << (((_val) >> 4) + 6))
+
+#endif /*G10_MAIN_H*/