| 1 | ## -*-python-*- |
| 2 | |
| 3 | def cross(*seq): |
| 4 | if not len(seq): |
| 5 | return [(),] |
| 6 | x = seq[0] |
| 7 | if type(x) is not tuple and type(x) is not list: |
| 8 | x = x, |
| 9 | r = [] |
| 10 | for i in x: |
| 11 | for j in cross(*seq[1:]): |
| 12 | r.append((i,) + j) |
| 13 | return r |
| 14 | |
| 15 | prps = ''' |
| 16 | des desx des3 mars |
| 17 | idea safer safersk |
| 18 | blowfish twofish |
| 19 | tea xtea |
| 20 | rc2 rc5 |
| 21 | skipjack |
| 22 | cast128 cast256 |
| 23 | square rijndael rijndael192 rijndael256 |
| 24 | serpent noekeon |
| 25 | '''.split() |
| 26 | pmodes = ''' |
| 27 | ecb cbc cfb ofb counter |
| 28 | '''.split() |
| 29 | streamciphers = ''' |
| 30 | rc4 seal |
| 31 | '''.split() |
| 32 | latindances = ''' |
| 33 | salsa20 salsa20/12 salsa20/8 |
| 34 | salsa20-ietf salsa20/12-ietf salsa20/8-ietf |
| 35 | xsalsa20 xsalsa20/12 xsalsa20/8 |
| 36 | chacha20 chacha12 chacha8 |
| 37 | chacha20-ietf chacha12-ietf chacha8-ietf |
| 38 | xchacha20 xchacha12 xchacha8 |
| 39 | '''.split() |
| 40 | streamciphers += map(lambda s: s.translate(None, '/'), latindances) |
| 41 | hashes = ''' |
| 42 | md2 md4 md5 tiger has160 |
| 43 | sha sha224 sha256 sha384 sha512 |
| 44 | rmd128 rmd160 rmd256 rmd320 |
| 45 | whirlpool whirlpool256 |
| 46 | '''.split() |
| 47 | hmodes = ''' |
| 48 | mgf hmac |
| 49 | '''.split() |
| 50 | |
| 51 | print '/* algorithms.h [generated] */' |
| 52 | print |
| 53 | |
| 54 | for i in prps: |
| 55 | print '#include <catacomb/%s.h>' % i |
| 56 | for j in pmodes: |
| 57 | print '#include <catacomb/%s-%s.h>' % (i, j) |
| 58 | for i in streamciphers: |
| 59 | print '#include <catacomb/%s.h>' % i |
| 60 | print |
| 61 | for i in hashes: |
| 62 | print '#include <catacomb/%s.h>' % i |
| 63 | for j in hmodes: |
| 64 | print '#include <catacomb/%s-%s.h>' % (i, j) |
| 65 | print |
| 66 | |
| 67 | print '#define PRPS(_) \\' |
| 68 | for i in prps: |
| 69 | print '\t_(%s, %s) \\' % (i.upper(), i) |
| 70 | print '\t/* end */' |
| 71 | print |
| 72 | |
| 73 | print '#define RNGS(_) \\' |
| 74 | for i in (cross(prps, ['ofb', 'counter'])): |
| 75 | print ('\t_("%(prim)s-%(mode)s", %(prim)s_keysz, ' + |
| 76 | '%(prim)s_%(mode)srand, 0, 0) \\') % \ |
| 77 | {'prim': i[0], 'mode': i[1]} |
| 78 | for i in (cross(hashes, 'mgf')): |
| 79 | print ('\t_("%(prim)s-%(mode)s", %(prim)s_%(mode)skeysz, ' + |
| 80 | '%(prim)s_%(mode)srand, 0, 0) \\') % \ |
| 81 | {'prim': i[0], 'mode': i[1]} |
| 82 | print '\t_("rc4", rc4_keysz, rc4_rand, 0, 0) \\' |
| 83 | print '\t_("seal", seal_keysz, seal_rand, RNGF_INT, 0) \\' |
| 84 | for i in latindances: |
| 85 | for r in ['salsa20', 'xsalsa20', 'chacha', 'xchacha']: |
| 86 | if i.startswith(r): |
| 87 | root = r |
| 88 | break |
| 89 | else: |
| 90 | raise ValueError, 'failed to find root name for %s' % i |
| 91 | if i.endswith('-ietf'): root += '_ietf' |
| 92 | print ('\t_("%(name)s", %(root)s_keysz, %(id)s_rand, ' + |
| 93 | 'RNGF_NONCE | RNGF_LATIN, %(ROOT)s_NONCESZ) \\') % \ |
| 94 | {'name': i, 'id': i.translate(None, '/').replace('-', '_'), |
| 95 | 'root': root, 'ROOT': root.upper()} |
| 96 | print '\t/* end */' |
| 97 | print |