84 lines
2.2 KiB
C
84 lines
2.2 KiB
C
/** \ingroup rpmio signature
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* \file rpmio/rpmpgp.c
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* Routines to handle RFC-2440 detached signatures.
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*/
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#include "system.h"
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#include <time.h>
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#include <netinet/in.h>
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#include <rpm/rpmstring.h>
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#include <rpm/rpmlog.h>
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#include "rpmpgpval.h"
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#include "rpmio_internal.h" /* XXX rpmioSlurp */
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#include "debug.h"
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static const char * pgpValStr(pgpValTbl vs, uint8_t val)
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{
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do {
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if (vs->val == val)
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break;
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} while ((++vs)->val != -1);
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return vs->str;
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}
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static pgpValTbl pgpValTable(pgpValType type)
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{
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switch (type) {
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case PGPVAL_TAG: return pgpTagTbl;
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case PGPVAL_ARMORBLOCK: return pgpArmorTbl;
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case PGPVAL_ARMORKEY: return pgpArmorKeyTbl;
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case PGPVAL_SIGTYPE: return pgpSigTypeTbl;
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case PGPVAL_SUBTYPE: return pgpSubTypeTbl;
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case PGPVAL_PUBKEYALGO: return pgpPubkeyTbl;
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case PGPVAL_SYMKEYALGO: return pgpSymkeyTbl;
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case PGPVAL_COMPRESSALGO: return pgpCompressionTbl;
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case PGPVAL_HASHALGO: return pgpHashTbl;
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case PGPVAL_SERVERPREFS: return pgpKeyServerPrefsTbl;
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default:
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break;
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}
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return NULL;
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}
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const char * pgpValString(pgpValType type, uint8_t val)
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{
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pgpValTbl tbl = pgpValTable(type);
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return (tbl != NULL) ? pgpValStr(tbl, val) : NULL;
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}
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char *pgpIdentItem(pgpDigParams digp)
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{
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char *id = NULL;
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if (digp) {
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char *signid = rpmhex(pgpDigParamsSignID(digp) + 4, PGP_KEYID_LEN - 4);
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rasprintf(&id, _("V%d %s/%s %s, key ID %s"),
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pgpDigParamsVersion(digp),
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pgpValString(PGPVAL_PUBKEYALGO,
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pgpDigParamsAlgo(digp, PGPVAL_PUBKEYALGO)),
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pgpValString(PGPVAL_HASHALGO,
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pgpDigParamsAlgo(digp, PGPVAL_HASHALGO)),
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(pgpSignatureType(digp) == -1) ? "Public Key" : "Signature",
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signid);
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free(signid);
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} else {
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id = xstrdup(_("(none)"));
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}
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return id;
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}
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pgpArmor pgpReadPkts(const char * fn, uint8_t ** pkt, size_t * pktlen)
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{
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uint8_t * b = NULL;
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ssize_t blen;
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pgpArmor ec = PGPARMOR_ERR_NO_BEGIN_PGP; /* XXX assume failure */
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int rc = rpmioSlurp(fn, &b, &blen);
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if (rc == 0 && b != NULL && blen > 0) {
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ec = pgpParsePkts((const char *) b, pkt, pktlen);
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}
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free(b);
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return ec;
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}
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