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changed internal key format again, now we've got a master-key-signing keypair as well, used for exports. also, fixed a security hole in pcp_keynew(): the actual key material, unencrypted, have been stored on heap and not zeroed after exit.

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This commit is contained in:
TLINDEN
2014-02-10 11:34:05 +01:00
parent b5e8e0de03
commit a3468a45cf
5 changed files with 76 additions and 36 deletions
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10
include/pcp/key.h
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@@ -75,12 +75,14 @@
*/
struct _pcp_key_t {
byte masterpub[32];
byte mastersecret[64];
byte pub[32];
byte secret[32];
byte edpub[32];
byte edsecret[64];
byte nonce[24];
byte encrypted[112]; /* both ed+curve encrypted */
byte encrypted[176]; /* both sign+ed+curve encrypted */
char owner[255];
char mail[255];
char id[17];
@@ -92,6 +94,7 @@ struct _pcp_key_t {
};
struct _pcp_pubkey_t {
byte sigpub[32];
byte pub[32];
byte edpub[32];
char owner[255];
@@ -101,6 +104,8 @@ struct _pcp_pubkey_t {
uint64_t ctime;
uint32_t version;
uint32_t serial;
uint8_t valid;
byte signature[crypto_generichash_BYTES_MAX + crypto_sign_BYTES];
UT_hash_handle hh;
};
@@ -146,8 +151,7 @@ typedef struct _pcp_rec_t pcp_rec_t;
void pcp_cleanhashes();
pcp_key_t *pcpkey_new ();
void pcp_keypairs(byte *csk, byte *cpk, byte *esk, byte *epk);
void pcp_ed_keypairs(byte *csk, byte *esk);
void pcp_keypairs(byte *msk, byte *mpk, byte *csk, byte *cpk, byte *esk, byte *epk);
char *pcppubkey_get_art(pcp_pubkey_t *k);
char *pcpkey_get_art(pcp_key_t *k);