CVS commit: src/crypto/external/bsd/netpgp/dist/src/lib

["Alistair G. Crooks" <agc%netbsd.org@localhost>]

Module Name:    src
Committed By:   agc
Date:           Sun Nov  7 06:56:53 UTC 2010

Modified Files:
        src/crypto/external/bsd/netpgp/dist/src/lib: crypto.c crypto.h
            openssl_crypto.c packet-parse.c

Log Message:
Add Elgamal decryption to netpgp.  Inspired by (BSD-licensed) the
Elgamal decryption code from Postgresql by Marko Kreen.

% cp config.h f
% netpgp -e f
netpgp: default key set to "d4a643c5"
% netpgp -d < f.gpg > f.netpgp
netpgp: default key set to "d4a643c5"
signature  1024/DSA 8222c3ecd4a643c5 2010-05-19 [EXPIRES 2013-05-18]
Key fingerprint: 3e4a 5df4 033b 2333 219b 1afd 8222 c3ec d4a6 43c5
uid              Alistair Crooks (DSA TEST KEY - DO NOT USE) 
<agc%netbsd.org@localhost>
encryption 2048/Elgamal (Encrypt-Only) a97a7db6d727bc1e 2010-05-19 [EXPIRES 
2013-05-18]
netpgp passphrase:
% ls -al f*
-rw-r--r--  1 agc  agc  5730 Nov  6 23:53 f
-rw-------  1 agc  agc  1727 Nov  6 23:53 f.gpg
-rw-r--r--  1 agc  agc  5730 Nov  6 23:54 f.netpgp
% diff f f.netpgp
%

This makes DSA keys into first class citizens, since encryption and
decryption using DSA/Elgamal is now supported.


To generate a diff of this commit:
cvs rdiff -u -r1.30 -r1.31 \
    src/crypto/external/bsd/netpgp/dist/src/lib/crypto.c
cvs rdiff -u -r1.25 -r1.26 \
    src/crypto/external/bsd/netpgp/dist/src/lib/crypto.h
cvs rdiff -u -r1.31 -r1.32 \
    src/crypto/external/bsd/netpgp/dist/src/lib/openssl_crypto.c
cvs rdiff -u -r1.43 -r1.44 \
    src/crypto/external/bsd/netpgp/dist/src/lib/packet-parse.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.