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partial DSA support

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This commit is contained in:
Werner Koch 1998-03-09 21:44:06 +00:00
parent 1b1a6d7e77
commit a6a8f1e706
62 changed files with 2247 additions and 447 deletions
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42
g10/packet.h
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@ -75,18 +75,22 @@ typedef struct {
u32 keyid[2]; /* 64 bit keyid */
ulong local_id; /* internal use, valid if > 0 */
u32 timestamp; /* signature made */
byte version;
byte sig_class; /* sig classification, append for MD calculation*/
byte pubkey_algo; /* algorithm used for public key scheme */
/* (PUBKEY_ALGO_xxx) */
byte digest_algo; /* algorithm used for digest (DIGEST_ALGO_xxxx) */
byte *hashed_data; /* all subpackets with hashed data (v4 only) */
byte *unhashed_data; /* ditto for unhashed data */
byte digest_start[2]; /* first 2 bytes of the digest */
union {
struct {
byte digest_algo; /* algorithm used for digest (DIGEST_ALGO_xxxx) */
byte digest_start[2]; /* first 2 byte of the digest */
MPI a, b; /* integers with the digest */
} elg;
struct {
byte digest_algo; /* algorithm used for digest (DIGEST_ALGO_xxxx) */
byte digest_start[2]; /* first 2 byte of the digest */
MPI r, s; /* integers with the digest */
} dsa;
struct {
MPI rsa_integer; /* the encrypted digest */
} rsa;
} d;
@ -106,6 +110,12 @@ typedef struct {
MPI g; /* group generator */
MPI y; /* g^x mod p */
} elg;
struct {
MPI p; /* prime */
MPI q; /* group order */
MPI g; /* group generator */
MPI y; /* g^x mod p */
} dsa;
struct {
MPI rsa_n; /* public modulus */
MPI rsa_e; /* public exponent */
@ -138,6 +148,25 @@ typedef struct {
} protect; /* when protected, the MPIs above are pointers
* to plain storage */
} elg;
struct {
MPI p; /* prime */
MPI q; /* group order */
MPI g; /* group generator */
MPI y; /* g^x mod p */
MPI x; /* secret exponent */
u16 csum; /* checksum */
byte is_protected; /* The above infos are protected and must */
/* be decrypteded before use. */
struct {
byte algo; /* cipher used to protect the secret informations*/
byte s2k;
byte hash;
byte salt[8];
byte count;
byte iv[8]; /* initialization vector for CFB mode */
} protect; /* when protected, the MPIs above are pointers
* to plain storage */
} dsa;
struct {
MPI rsa_n; /* public modulus */
MPI rsa_e; /* public exponent */
@ -215,6 +244,8 @@ struct packet_struct {
/*-- mainproc.c --*/
int proc_packets( IOBUF a );
int proc_signature_packets( IOBUF a, STRLIST signedfiles );
int proc_encryption_packets( IOBUF a );
int list_packets( IOBUF a );
/*-- parse-packet.c --*/
@ -260,7 +291,8 @@ int protect_secret_key( PKT_secret_cert *cert, DEK *dek );
int get_session_key( PKT_pubkey_enc *k, DEK *dek );
/*-- compress.c --*/
int handle_compressed( PKT_compressed *zd );
int handle_compressed( PKT_compressed *cd,
int (*callback)(IOBUF, void *), void *passthru );
/*-- encr-data.c --*/
int decrypt_data( PKT_encrypted *ed, DEK *dek );