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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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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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9
libpcp/ed.c
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@@ -37,6 +37,15 @@ unsigned char * pcp_ed_verify(unsigned char *signature, size_t siglen, pcp_pubke
return NULL;
}
unsigned char *pcp_ed_sign_key(unsigned char *message, size_t messagesize, pcp_key_t *s) {
unsigned long long mlen = messagesize + crypto_sign_BYTES;
unsigned char *signature = ucmalloc(mlen);
crypto_sign(signature, &mlen, message, messagesize, s->mastersecret);
return signature;
}
unsigned char *pcp_ed_sign(unsigned char *message, size_t messagesize, pcp_key_t *s) {
unsigned long long mlen = messagesize + crypto_sign_BYTES;
unsigned char *signature = ucmalloc(mlen);