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pcp/include/pcp/defines.h

105 lines
3.3 KiB
C

/*
This file is part of Pretty Curved Privacy (pcp1).
Copyright (C) 2013 T.Linden.
This program 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.
This program 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/>.
You can contact me by mail: <tlinden AT cpan DOT org>.
*/
#ifndef _DEFINES_H
#define _DEFINES_H
#include "config.h"
typedef unsigned char byte; /* Single unsigned byte = 8 bits */
typedef unsigned short dbyte; /* Double byte = 16 bits */
typedef unsigned int qbyte; /* Quad byte = 32 bits */
/* key stuff */
#define PCP_KEY_HEADER "----- BEGIN PCP SECRET KEY -----"
#define PCP_KEY_FOOTER "------ END PCP SECRET KEY ------"
#define PCP_PUBKEY_HEADER "----- BEGIN PCP PUBLIC KEY -----"
#define PCP_PUBKEY_FOOTER "------ END PCP PUBLICKEY ------"
#define PCP_ENFILE_HEADER "----- BEGIN PCP ENCRYPTED FILE -----"
#define PCP_ENFILE_FOOTER "------ END PCP ENCRYPTED FILE ------"
#define PCP_ZFILE_HEADER "----- BEGIN Z85 ENCODED FILE -----"
#define PCP_ZFILE_FOOTER "------ END Z85 ENCODED FILE ------"
#define PCP_SIG_HEADER "----- BEGIN ED25519 SIGNED MESSAGE -----"
#define PCP_SIG_START "----- BEGIN ED25519 SIGNATURE -----"
#define PCP_SIG_END "------ END ED25519 SIGNATURE ------"
#define PCP_SIGPREFIX "\nnacl-"
#define PCP_ME "Pretty Curved Privacy"
#define PCP_KEY_VERSION 5
#define PCP_KEY_PRIMITIVE "CURVE25519-ED25519-SALSA20-POLY1305"
#define PCP_KEY_TYPE_MAINSECRET 1
#define PCP_KEY_TYPE_SECRET 2
#define PCP_KEY_TYPE_PUBLIC 3
/* save typing, dammit */
#define PCP_ENCRYPT_PAD crypto_secretbox_ZEROBYTES + crypto_secretbox_NONCEBYTES
/* vault id */
#define PCP_VAULT_ID 14
#define PCP_VAULT_VERSION 2
/* sigs */
#define PCP_SIG_VERSION 2
/* crypto file format stuff */
/* enabled via config.h (configure --enable-cbc) */
#ifndef PCP_CBC
#define PCP_ASYM_CIPHER 5
#define PCP_SYM_CIPHER 23
#define PCP_BLOCK_SIZE 32 * 1024
#else
/* CBC mode, use smaller blocks */
#define PCP_ASYM_CIPHER 7
#define PCP_SYM_CIPHER 25
#define PCP_BLOCK_SIZE 1 * 1024
#endif
#define PCP_CRYPTO_ADD (crypto_box_ZEROBYTES - crypto_box_BOXZEROBYTES)
#define PCP_BLOCK_SIZE_IN (PCP_BLOCK_SIZE) + PCP_CRYPTO_ADD + crypto_secretbox_NONCEBYTES
#define PCP_ASYM_RECIPIENT_SIZE crypto_secretbox_KEYBYTES + PCP_CRYPTO_ADD + crypto_secretbox_NONCEBYTES
/* #define PCP_ASYM_ADD_SENDER_PUB */
/* used for self encryption only */
#define PBP_COMPAT_SALT "qa~t](84z<1t<1oz:ik.@IRNyhG=8q(on9}4#!/_h#a7wqK{Nt$T?W>,mt8NqYq&6U<GB1$,<$j>,rSYI2GRDd:Bcm"
/* error handling */
extern char *PCP_ERR;
extern byte PCP_ERRSET;
extern int PCP_EXIT;
/* set error */
void fatal(const char * fmt, ...);
/* fetch error */
void fatals_ifany();
/* reset */
void fatals_reset();
#endif /* _DEFINES_H */