From 7a8aecbc8651cab2bd945db8ffd749f9a165bdf1 Mon Sep 17 00:00:00 2001 From: Panu Matilainen Date: Thu, 9 Apr 2009 13:05:00 +0300 Subject: [PATCH] Fix PGP v4 fingerprint calculation (rhbz#493777) - patch from openSUSE / Michael Schroeder --- rpmio/rpmpgp.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/rpmio/rpmpgp.c b/rpmio/rpmpgp.c index 2fec32f..e671552 100644 --- a/rpmio/rpmpgp.c +++ b/rpmio/rpmpgp.c @@ -1087,6 +1087,7 @@ int pgpPubkeyFingerprint(const uint8_t * pkt, size_t pktlen, pgpKeyID_t keyid) case 4: { pgpPktKeyV4 v = (pgpPktKeyV4) (h); uint8_t * d = NULL; + uint8_t in[3]; size_t dlen; int i; @@ -1103,7 +1104,12 @@ int pgpPubkeyFingerprint(const uint8_t * pkt, size_t pktlen, pgpKeyID_t keyid) } ctx = rpmDigestInit(PGPHASHALGO_SHA1, RPMDIGEST_NONE); - (void) rpmDigestUpdate(ctx, pkt, (se-pkt)); + i = se - h; + in[0] = 0x99; + in[1] = i >> 8; + in[2] = i; + (void) rpmDigestUpdate(ctx, in, 3); + (void) rpmDigestUpdate(ctx, h, i); (void) rpmDigestFinal(ctx, (void **)&d, &dlen, 0); if (d) { -- 2.7.4