cvsroot/Crypt-Spritz/Spritz.xs

#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"

#include "spritz/spritz.c"

typedef spritz_state *Crypt__Spritz;
#if 0
typedef spritz_state *Crypt__Spritz__CIPHER;
typedef spritz_state *Crypt__Spritz__CIPHER__XOR;
typedef spritz_state *Crypt__Spritz__HASH;
typedef spritz_state *Crypt__Spritz__MAC;
typedef spritz_state *Crypt__Spritz__AEAD;
typedef spritz_state *Crypt__Spritz__AEAD__XOR;
#endif

static SV *
alloc_pv (STRLEN len)
{
  SV *r = newSV (len);

  sv_upgrade (r, SVt_PV);
  SvCUR_set (r, len);
  SvPOK_only (r);
  SvEND (r)[-1] = 0;

  return r;
}

static SV *
alloc_state (SV *klass)
{
  SV *r = alloc_pv (sizeof (spritz_state));

  return sv_bless (newRV_noinc (r), gv_stashsv (klass, GV_ADD));
}

static spritz_state *
get_state (SV *sv)
{
  if (!sv_derived_from (sv, "Crypt::Spritz::Base"))
    croak ("object is not of type Crypt::Spritz::Base");

  sv = SvRV (sv);

  /* this can happen when the objhetc is serialised, which isn't officially supported */
  if (SvUTF8 (sv))
    sv_utf8_downgrade (sv, 0);

  return (spritz_state *)SvPVX (sv);
}

MODULE = Crypt::Spritz          PACKAGE = Crypt::Spritz         PREFIX = spritz_

PROTOTYPES: ENABLE

SV *
new (SV *klass)
        CODE:
        RETVAL = alloc_state (klass);
        spritz_init ((spritz_state *)SvPVX (SvRV (RETVAL)));
        OUTPUT:
        RETVAL

void spritz_init (Crypt::Spritz self)

void spritz_update (Crypt::Spritz self)

void spritz_whip (Crypt::Spritz self, UV r)

void spritz_crush (Crypt::Spritz self)

void spritz_shuffle (Crypt::Spritz self)

void spritz_absorb_stop (Crypt::Spritz self)

void spritz_absorb (Crypt::Spritz self, SV *data)
        ALIAS:
        absorb_and_stop = 1
        CODE:
{
        STRLEN len; char *ptr = SvPVbyte (data, len);

        spritz_absorb (self, ptr, len);

        if (ix)
          spritz_absorb_stop (self);
}

U8 spritz_output (Crypt::Spritz self)

U8 spritz_drip (Crypt::Spritz self)

SV *
spritz_squeeze (Crypt::Spritz self, STRLEN len)
        CODE:
        RETVAL = alloc_pv (len);
        spritz_squeeze (self, SvPVX (RETVAL), len);
        OUTPUT:
        RETVAL

MODULE = Crypt::Spritz          PACKAGE = Crypt::Spritz::Cipher                 PREFIX = spritz_cipher_xor_

SV *
new (SV *klass, SV *K, SV *IV = 0)
        CODE:
{
        STRLEN k_len     ; char *k  =      SvPVbyte (K , k_len );
        STRLEN iv_len = 0; char *iv = iv ? SvPVbyte (IV, iv_len) : 0;
        RETVAL = alloc_state (klass);
        spritz_cipher_xor_init ((spritz_state *)SvPVX (SvRV (RETVAL)), k, k_len, iv, iv_len);
}
        OUTPUT:
        RETVAL

MODULE = Crypt::Spritz          PACKAGE = Crypt::Spritz::Cipher::XOR            PREFIX = spritz_cipher_xor_

SV *
crypt (Crypt::Spritz self, SV *I)
        CODE:
{
        STRLEN len; char *ptr = SvPVbyte (I, len);
        RETVAL = alloc_pv (len);
        spritz_cipher_xor_crypt (self, ptr, SvPVX (RETVAL), len);
}
        OUTPUT:
        RETVAL

void
crypt_inplace (Crypt::Spritz self, SV *I)
        CODE:
        sv_force_normal (I);
{
        STRLEN len; char *ptr = SvPVbyte (I, len);
        spritz_cipher_xor_crypt (self, ptr, ptr, len);
}

MODULE = Crypt::Spritz          PACKAGE = Crypt::Spritz::Hash   PREFIX = spritz_hash_

# new == Spritz::new (inherit)
# add == absorb (alias)

SV *
spritz_hash_finish (Crypt::Spritz self, STRLEN len)
        CODE:
        RETVAL = alloc_pv (len);
        spritz_hash_finish (self, SvPVX (RETVAL), len);
        OUTPUT:
        RETVAL

MODULE = Crypt::Spritz          PACKAGE = Crypt::Spritz::MAC    PREFIX = spritz_mac_

SV *
new (SV *klass, SV *K)
        CODE:
{
        STRLEN len; char *ptr = SvPVbyte (K, len);
        RETVAL = alloc_state (klass);
        spritz_mac_init ((spritz_state *)SvPVX (SvRV (RETVAL)), ptr, len);
}
        OUTPUT:
        RETVAL

# add    == Spritz::HASH::add    (inherit)
# finish == Spritz::HASH::finish (inherit)

MODULE = Crypt::Spritz          PACKAGE = Crypt::Spritz::AEAD           PREFIX = spritz_aead_xor_

# new             == Spritz::MAC::new    (inherit)
# nonce           == absorb_and_stop     (alias)
# associated_data == absorb_and_stop     (alias)
# finish          == Spritz::MAC::finish (alias)

MODULE = Crypt::Spritz          PACKAGE = Crypt::Spritz::AEAD::XOR      PREFIX = spritz_aead_xor_

# new             == Spritz::MAC::new               (inherit)
# nonce           == Spritz::AEAD::nonce            (inherit)
# associated_data == Spritz::AEAD::associated_data  (inherit)
# finish          == Spritz::AEAD::finish           (inherit)

SV *
crypt (Crypt::Spritz self, SV *I)
        CODE:
{
        STRLEN len; char *ptr = SvPVbyte (I, len);
        RETVAL = alloc_pv (len);
        spritz_aead_xor_crypt (self, ptr, SvPVX (RETVAL), len);
}
        OUTPUT:
        RETVAL

void
crypt_inplace (Crypt::Spritz self, SV *I)
        CODE:
        sv_force_normal (I);
{
        STRLEN len; char *ptr = SvPVbyte (I, len);
        spritz_aead_xor_crypt (self, ptr, ptr, len);
}

MODULE = Crypt::Spritz          PACKAGE = Crypt::Spritz::PRNG   PREFIX = spritz_prng_

SV *
new (SV *klass, SV *S = 0)
        CODE:
{
        STRLEN len = 0; char *ptr = S ? SvPVbyte (S, len) : 0;
        RETVAL = alloc_state (klass);
        spritz_prng_init ((spritz_state *)SvPVX (SvRV (RETVAL)), ptr, len);
}
        OUTPUT:
        RETVAL

# add == absorb  (alias)
# get == squeeze (alias)

Revision:	1.4
Committed:	Sat Jan 10 07:10:46 2015 UTC (9 years, 6 months ago) by root
Branch:	MAIN
Changes since 1.3:	+13 -4 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#include "EXTERN.h"
2			#include "perl.h"
3			#include "XSUB.h"
4
5			#include "spritz/spritz.c"
6
7			typedef spritz_state *Crypt__Spritz;
8			#if 0
9			typedef spritz_state *Crypt__Spritz__CIPHER;
10			typedef spritz_state *Crypt__Spritz__CIPHER__XOR;
11			typedef spritz_state *Crypt__Spritz__HASH;
12			typedef spritz_state *Crypt__Spritz__MAC;
13			typedef spritz_state *Crypt__Spritz__AEAD;
14			typedef spritz_state *Crypt__Spritz__AEAD__XOR;
15			#endif
16
17			static SV *
18			alloc_pv (STRLEN len)
19			{
20			SV *r = newSV (len);
21
22			sv_upgrade (r, SVt_PV);
23			SvCUR_set (r, len);
24			SvPOK_only (r);
25			SvEND (r)[-1] = 0;
26
27			return r;
28			}
29
30			static SV *
31	root	1.2	alloc_state (SV *klass)
32	root	1.1	{
33			SV *r = alloc_pv (sizeof (spritz_state));
34
35			return sv_bless (newRV_noinc (r), gv_stashsv (klass, GV_ADD));
36			}
37
38			static spritz_state *
39			get_state (SV *sv)
40			{
41	root	1.4	if (!sv_derived_from (sv, "Crypt::Spritz::Base"))
42			croak ("object is not of type Crypt::Spritz::Base");
43	root	1.1
44			sv = SvRV (sv);
45
46			/* this can happen when the objhetc is serialised, which isn't officially supported */
47			if (SvUTF8 (sv))
48			sv_utf8_downgrade (sv, 0);
49
50			return (spritz_state *)SvPVX (sv);
51			}
52
53			MODULE = Crypt::Spritz PACKAGE = Crypt::Spritz PREFIX = spritz_
54
55			PROTOTYPES: ENABLE
56
57			SV *
58			new (SV *klass)
59			CODE:
60	root	1.2	RETVAL = alloc_state (klass);
61	root	1.1	spritz_init ((spritz_state *)SvPVX (SvRV (RETVAL)));
62			OUTPUT:
63			RETVAL
64
65			void spritz_init (Crypt::Spritz self)
66
67			void spritz_update (Crypt::Spritz self)
68
69			void spritz_whip (Crypt::Spritz self, UV r)
70
71			void spritz_crush (Crypt::Spritz self)
72
73			void spritz_shuffle (Crypt::Spritz self)
74
75			void spritz_absorb_stop (Crypt::Spritz self)
76
77			void spritz_absorb (Crypt::Spritz self, SV *data)
78			ALIAS:
79	root	1.2	absorb_and_stop = 1
80	root	1.1	CODE:
81			{
82			STRLEN len; char *ptr = SvPVbyte (data, len);
83
84			spritz_absorb (self, ptr, len);
85
86			if (ix)
87			spritz_absorb_stop (self);
88			}
89
90			U8 spritz_output (Crypt::Spritz self)
91
92			U8 spritz_drip (Crypt::Spritz self)
93
94			SV *
95			spritz_squeeze (Crypt::Spritz self, STRLEN len)
96			CODE:
97			RETVAL = alloc_pv (len);
98			spritz_squeeze (self, SvPVX (RETVAL), len);
99			OUTPUT:
100			RETVAL
101
102	root	1.4	MODULE = Crypt::Spritz PACKAGE = Crypt::Spritz::Cipher PREFIX = spritz_cipher_xor_
103	root	1.1
104			SV *
105			new (SV klass, SV K, SV *IV = 0)
106			CODE:
107			{
108			STRLEN k_len ; char *k = SvPVbyte (K , k_len );
109			STRLEN iv_len = 0; char *iv = iv ? SvPVbyte (IV, iv_len) : 0;
110	root	1.2	RETVAL = alloc_state (klass);
111	root	1.1	spritz_cipher_xor_init ((spritz_state *)SvPVX (SvRV (RETVAL)), k, k_len, iv, iv_len);
112			}
113			OUTPUT:
114			RETVAL
115
116	root	1.4	MODULE = Crypt::Spritz PACKAGE = Crypt::Spritz::Cipher::XOR PREFIX = spritz_cipher_xor_
117
118	root	1.1	SV *
119			crypt (Crypt::Spritz self, SV *I)
120			CODE:
121			{
122			STRLEN len; char *ptr = SvPVbyte (I, len);
123			RETVAL = alloc_pv (len);
124			spritz_cipher_xor_crypt (self, ptr, SvPVX (RETVAL), len);
125			}
126			OUTPUT:
127			RETVAL
128
129			void
130			crypt_inplace (Crypt::Spritz self, SV *I)
131			CODE:
132	root	1.3	sv_force_normal (I);
133	root	1.1	{
134			STRLEN len; char *ptr = SvPVbyte (I, len);
135			spritz_cipher_xor_crypt (self, ptr, ptr, len);
136			}
137
138	root	1.2	MODULE = Crypt::Spritz PACKAGE = Crypt::Spritz::Hash PREFIX = spritz_hash_
139	root	1.1
140			# new == Spritz::new (inherit)
141			# add == absorb (alias)
142
143			SV *
144			spritz_hash_finish (Crypt::Spritz self, STRLEN len)
145			CODE:
146			RETVAL = alloc_pv (len);
147			spritz_hash_finish (self, SvPVX (RETVAL), len);
148			OUTPUT:
149			RETVAL
150
151			MODULE = Crypt::Spritz PACKAGE = Crypt::Spritz::MAC PREFIX = spritz_mac_
152
153			SV *
154			new (SV klass, SV K)
155			CODE:
156			{
157			STRLEN len; char *ptr = SvPVbyte (K, len);
158	root	1.2	RETVAL = alloc_state (klass);
159	root	1.1	spritz_mac_init ((spritz_state *)SvPVX (SvRV (RETVAL)), ptr, len);
160			}
161			OUTPUT:
162			RETVAL
163
164			# add == Spritz::HASH::add (inherit)
165			# finish == Spritz::HASH::finish (inherit)
166
167	root	1.4	MODULE = Crypt::Spritz PACKAGE = Crypt::Spritz::AEAD PREFIX = spritz_aead_xor_
168	root	1.1
169			# new == Spritz::MAC::new (inherit)
170			# nonce == absorb_and_stop (alias)
171			# associated_data == absorb_and_stop (alias)
172			# finish == Spritz::MAC::finish (alias)
173
174	root	1.4	MODULE = Crypt::Spritz PACKAGE = Crypt::Spritz::AEAD::XOR PREFIX = spritz_aead_xor_
175
176			# new == Spritz::MAC::new (inherit)
177			# nonce == Spritz::AEAD::nonce (inherit)
178			# associated_data == Spritz::AEAD::associated_data (inherit)
179			# finish == Spritz::AEAD::finish (inherit)
180
181	root	1.1	SV *
182			crypt (Crypt::Spritz self, SV *I)
183			CODE:
184			{
185			STRLEN len; char *ptr = SvPVbyte (I, len);
186			RETVAL = alloc_pv (len);
187			spritz_aead_xor_crypt (self, ptr, SvPVX (RETVAL), len);
188			}
189			OUTPUT:
190			RETVAL
191
192			void
193			crypt_inplace (Crypt::Spritz self, SV *I)
194			CODE:
195	root	1.3	sv_force_normal (I);
196	root	1.1	{
197			STRLEN len; char *ptr = SvPVbyte (I, len);
198			spritz_aead_xor_crypt (self, ptr, ptr, len);
199			}
200
201			MODULE = Crypt::Spritz PACKAGE = Crypt::Spritz::PRNG PREFIX = spritz_prng_
202
203			SV *
204			new (SV klass, SV S = 0)
205			CODE:
206			{
207			STRLEN len = 0; char *ptr = S ? SvPVbyte (S, len) : 0;
208	root	1.2	RETVAL = alloc_state (klass);
209	root	1.1	spritz_prng_init ((spritz_state *)SvPVX (SvRV (RETVAL)), ptr, len);
210			}
211			OUTPUT:
212			RETVAL
213
214			# add == absorb (alias)
215			# get == squeeze (alias)
216