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added support for self-encryption mode, updated POD accordingly.

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git@daemon.de
2013-11-07 13:36:02 +01:00
parent a45323440e
commit ec9ca2b356
8 changed files with 454 additions and 74 deletions
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27
src/encryption.c
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@@ -103,9 +103,20 @@ int pcpdecrypt(char *id, int useid, char *infile, char *outfile, char *passwd) {
}
}
if(public == NULL) {
fatal("Could not find a usable public key in vault %s!\n",
// maybe self encryption, try secrets
pcp_key_t *s = NULL;
for(s=pcpkey_hash; s != NULL; s=(pcp_key_t*)(s->hh.next)) {
crypto_hash(check, (unsigned char*)s->id, 16);
if(memcmp(check, hash, crypto_hash_BYTES) == 0) {
// matching secret
public = pcpkey_pub_from_secret(s);
}
}
if(public == NULL) {
fatal("Could not find a usable public key in vault %s!\n",
vault->filename);
goto errde0;
goto errde0;
}
}
if(debug) {
@@ -183,9 +194,17 @@ int pcpencrypt(char *id, char *infile, char *outfile, char *passwd, char *recipi
// look if we've got that key
HASH_FIND_STR(pcppubkey_hash, id, public);
if(public == NULL) {
fatal("Could not find a public key with id 0x%s in vault %s!\n",
// self-encryption: look if its a secret one
pcp_key_t *s = NULL;
HASH_FIND_STR(pcpkey_hash, id, s);
if(s != NULL) {
public = pcpkey_pub_from_secret(s);
}
else {
fatal("Could not find a public key with id 0x%s in vault %s!\n",
id, vault->filename);
goto erren3;
goto erren3;
}
}
secret = pcp_find_primary_secret();