X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/d5ee45b742e49fa30cc8d0a5a69ee47c8c5b1eb5..1aa3569ed8afe434ef0ae75799e962fe7f58b6d5:/keyindex.c?ds=inline diff --git a/keyindex.c b/keyindex.c index a8f9193..8277866 100644 --- a/keyindex.c +++ b/keyindex.c @@ -7,21 +7,21 @@ */ #include +#include #include #include -#include #include #include #include +#include "decodekey.h" #include "getcgi.h" #include "hash.h" #include "keydb.h" #include "keyid.h" #include "keyindex.h" #include "keystructs.h" -#include "ll.h" -#include "stats.h" +#include "log.h" int list_sigs(struct openpgp_packet_list *sigs, bool html) { @@ -115,7 +115,8 @@ int list_subkeys(struct openpgp_signedpacket_list *subkeys, bool verbose, subkeys->packet->data[7]; break; default: - fprintf(stderr, "Unknown key type: %d\n", + logthing(LOGTHING_ERROR, + "Unknown key type: %d", subkeys->packet->data[0]); } @@ -139,6 +140,28 @@ int list_subkeys(struct openpgp_signedpacket_list *subkeys, bool verbose, return 0; } +void display_fingerprint(struct openpgp_publickey *key) +{ + int i = 0; + size_t length = 0; + unsigned char fp[20]; + + get_fingerprint(key->publickey, fp, &length); + printf(" Key fingerprint ="); + for (i = 0; i < length; i++) { + if ((length == 16) || + (i % 2 == 0)) { + printf(" "); + } + printf("%02X", fp[i]); + if ((i * 2) == length) { + printf(" "); + } + } + printf("\n"); + + return; +} /** * key_index - List a set of OpenPGP keys. @@ -184,7 +207,7 @@ int key_index(struct openpgp_publickey *keys, bool verbose, bool fingerprint, keys->publickey->data[7]; break; default: - fprintf(stderr, "Unknown key type: %d\n", + logthing(LOGTHING_ERROR, "Unknown key type: %d", keys->publickey->data[0]); } @@ -203,12 +226,18 @@ int key_index(struct openpgp_publickey *keys, bool verbose, bool fingerprint, (int) curuid->packet->length, curuid->packet->data); printf("%s\n", (html) ? txt2html(buf) : buf); + if (fingerprint) { + display_fingerprint(keys); + } if (verbose) { list_sigs(curuid->sigs, html); } curuid = curuid->next; } else { putchar('\n'); + if (fingerprint) { + display_fingerprint(keys); + } } list_uids(curuid, verbose, html); @@ -223,216 +252,3 @@ int key_index(struct openpgp_publickey *keys, bool verbose, bool fingerprint, return 0; } - -/* - * parse_subpackets - Parse the subpackets of a Type 4 signature. - * @data: The subpacket data. - * @keyid: A pointer to where we should return the keyid. - * - * This function parses the subkey data of a Type 4 signature and fills - * in the supplied variables. It also returns the length of the data - * processed. - */ -int parse_subpackets(unsigned char *data, uint64_t *keyid) -{ - int offset = 0; - int length = 0; - int packetlen = 0; - - assert(data != NULL); - - length = (data[0] << 8) + data[1] + 2; - - offset = 2; - while (offset < length) { - packetlen = data[offset++]; - if (packetlen > 191 && packetlen < 255) { - packetlen = ((packetlen - 192) << 8) + - data[offset++] + 192; - } else if (packetlen == 255) { - packetlen = data[offset++]; - packetlen <<= 8; - packetlen = data[offset++]; - packetlen <<= 8; - packetlen = data[offset++]; - packetlen <<= 8; - packetlen = data[offset++]; - } - switch (data[offset]) { - case 2: - /* - * Signature creation time. Might want to output this? - */ - break; - case 0x83: - /* - * Signature expiration time. Might want to output this? - */ - break; - case 16: - *keyid = data[offset+packetlen - 8]; - *keyid <<= 8; - *keyid += data[offset+packetlen - 7]; - *keyid <<= 8; - *keyid += data[offset+packetlen - 6]; - *keyid <<= 8; - *keyid += data[offset+packetlen - 5]; - *keyid <<= 8; - *keyid += data[offset+packetlen - 4]; - *keyid <<= 8; - *keyid += data[offset+packetlen - 3]; - *keyid <<= 8; - *keyid += data[offset+packetlen - 2]; - *keyid <<= 8; - *keyid += data[offset+packetlen - 1]; - break; - case 23: - /* - * Key server preferences. Including no-modify. - */ - break; - case 25: - /* - * Primary UID. - */ - break; - default: - /* - * We don't care about unrecognized packets unless bit - * 7 is set in which case we prefer an error than - * ignoring it. - */ - assert(!(data[offset] & 0x80)); - } - offset += packetlen; - } - - return length; -} - -/** - * keysigs - Return the sigs on a given OpenPGP signature list. - * @curll: The current linked list. Can be NULL to create a new list. - * @sigs: The signature list we want the sigs on. - * - * Returns a linked list of stats_key elements containing the sigs on the - * supplied OpenPGP packet list. - */ -struct ll *keysigs(struct ll *curll, - struct openpgp_packet_list *sigs) -{ - uint64_t keyid = 0; - - while (sigs != NULL) { - keyid = sig_keyid(sigs->packet); - sigs = sigs->next; - curll = lladd(curll, createandaddtohash(keyid)); - } - - return curll; -} - -/** - * sig_keyid - Return the keyid for a given OpenPGP signature packet. - * @packet: The signature packet. - * - * Returns the keyid for the supplied signature packet. - */ -uint64_t sig_keyid(struct openpgp_packet *packet) -{ - int length = 0; - uint64_t keyid = 0; - - if (packet != NULL) { - keyid = 0; - switch (packet->data[0]) { - case 2: - case 3: - keyid = packet->data[7]; - keyid <<= 8; - keyid += packet->data[8]; - keyid <<= 8; - keyid += packet->data[9]; - keyid <<= 8; - keyid += packet->data[10]; - keyid <<= 8; - keyid += packet->data[11]; - keyid <<= 8; - keyid += packet->data[12]; - keyid <<= 8; - keyid += packet->data[13]; - keyid <<= 8; - keyid += packet->data[14]; - break; - case 4: - length = parse_subpackets(&packet->data[4], - &keyid); - parse_subpackets(&packet->data[length + 4], - &keyid); - /* - * Don't bother to look at the unsigned packets. - */ - break; - default: - break; - } - } - - return keyid; -} - -/* - * TODO: Abstract out; all our linked lists should be generic and then we can - * llsize them. - */ -int spsize(struct openpgp_signedpacket_list *list) -{ - int size = 0; - struct openpgp_signedpacket_list *cur; - - for (cur = list; cur != NULL; cur = cur->next, size++) ; - - return size; -} - -/** - * keyuids - Takes a key and returns an array of its UIDs - * @key: The key to get the uids of. - * @primary: A pointer to store the primary UID in. - * - * keyuids takes a public key structure and builds an array of the UIDs - * on the key. It also attempts to work out the primary UID and returns a - * separate pointer to that particular element of the array. - */ -char **keyuids(struct openpgp_publickey *key, char **primary) -{ - struct openpgp_signedpacket_list *curuid = NULL; - char buf[1024]; - char **uids = NULL; - int count = 0; - - if (key != NULL && key->uids != NULL) { - uids = malloc((spsize(key->uids) + 1) * sizeof (char *)); - - curuid = key->uids; - while (curuid != NULL) { - buf[0] = 0; - if (curuid->packet->tag == 13) { - snprintf(buf, 1023, "%.*s", - (int) curuid->packet->length, - curuid->packet->data); - uids[count++] = strdup(buf); - } - curuid = curuid -> next; - } - uids[count] = NULL; - } - /* - * TODO: Parse subpackets for real primary ID (v4 keys) - */ - if (primary != NULL) { - *primary = uids[0]; - } - - return uids; -}