1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
|
MODULE = CryptX PACKAGE = Crypt::Digest
PROTOTYPES: DISABLE
Crypt::Digest
new(char * cname, char * pname = NULL)
CODE:
{
int rv;
int id;
char *digest_name = strcmp(cname, "Crypt::Digest") == 0 ? pname : cname;
id = cryptx_internal_find_hash(digest_name);
if (id == -1) croak("FATAL: find_hash failed for '%s'", digest_name);
Newz(0, RETVAL, 1, struct digest_struct);
if (!RETVAL) croak("FATAL: Newz failed");
RETVAL->desc = &hash_descriptor[id];
rv = RETVAL->desc->init(&RETVAL->state);
if (rv != CRYPT_OK) {
Safefree(RETVAL);
croak("FATAL: digest setup failed: %s", error_to_string(rv));
}
}
OUTPUT:
RETVAL
void
DESTROY(Crypt::Digest self)
CODE:
Safefree(self);
void
reset(Crypt::Digest self)
PPCODE:
{
int rv;
rv = self->desc->init(&self->state);
if (rv != CRYPT_OK) croak("FATAL: digest init failed: %s", error_to_string(rv));
XPUSHs(ST(0)); /* return self */
}
Crypt::Digest
clone(Crypt::Digest self)
CODE:
Newz(0, RETVAL, 1, struct digest_struct);
if (!RETVAL) croak("FATAL: Newz failed");
Copy(&self->state, &RETVAL->state, 1, struct digest_struct);
OUTPUT:
RETVAL
void
add(Crypt::Digest self, ...)
PPCODE:
{
STRLEN inlen;
int rv, i;
unsigned char *in;
for(i = 1; i < items; i++) {
in = (unsigned char *)SvPVbyte(ST(i), inlen);
if (inlen > 0) {
rv = self->desc->process(&self->state, in, (unsigned long)inlen);
if (rv != CRYPT_OK) croak("FATAL: digest process failed: %s", error_to_string(rv));
}
}
XPUSHs(ST(0)); /* return self */
}
SV *
digest(Crypt::Digest self)
ALIAS:
hexdigest = 1
b64digest = 2
b64udigest = 3
CODE:
{
int rv;
unsigned long outlen;
unsigned char hash[MAXBLOCKSIZE];
char out[MAXBLOCKSIZE*2+1];
rv = self->desc->done(&self->state, hash);
if (rv != CRYPT_OK) croak("FATAL: digest done failed: %s", error_to_string(rv));
outlen = sizeof(out);
if (ix == 3) {
rv = base64url_encode(hash, self->desc->hashsize, out, &outlen);
if (rv != CRYPT_OK) croak("FATAL: base64url_encode failed: %s", error_to_string(rv));
RETVAL = newSVpvn(out, outlen);
}
else if (ix == 2) {
rv = base64_encode(hash, self->desc->hashsize, out, &outlen);
if (rv != CRYPT_OK) croak("FATAL: base64_encode failed: %s", error_to_string(rv));
RETVAL = newSVpvn(out, outlen);
}
else if (ix == 1) {
rv = base16_encode(hash, self->desc->hashsize, out, &outlen, 0);
if (rv != CRYPT_OK) croak("FATAL: base16_encode failed: %s", error_to_string(rv));
RETVAL = newSVpvn(out, outlen);
}
else {
RETVAL = newSVpvn((char *) hash, self->desc->hashsize);
}
}
OUTPUT:
RETVAL
SV *
digest_data(char * digest_name, ...)
ALIAS:
digest_data_hex = 1
digest_data_b64 = 2
digest_data_b64u = 3
CODE:
{
STRLEN inlen;
int rv, id, i;
unsigned char *in, hash[MAXBLOCKSIZE];
unsigned long len = sizeof(hash), outlen;
char out[MAXBLOCKSIZE*2+1];
hash_state md;
id = cryptx_internal_find_hash(digest_name);
if (id == -1) croak("FATAL: find_digest failed for '%s'", digest_name);
/* digest_data("SHA1", $data1, $data2, $data3); */
len = hash_descriptor[id].hashsize;
rv = hash_descriptor[id].init(&md);
if (rv != CRYPT_OK) croak("FATAL: digest init failed: %s", error_to_string(rv));
for (i = 1; i < items; i++) {
in = (unsigned char *)SvPVbyte(ST(i), inlen);
if (inlen > 0) {
rv = hash_descriptor[id].process(&md, in, (unsigned long)inlen);
if (rv != CRYPT_OK) croak("FATAL: digest process failed: %s", error_to_string(rv));
}
}
rv = hash_descriptor[id].done(&md, hash);
if (rv != CRYPT_OK) croak("FATAL: digest done failed: %s", error_to_string(rv));
outlen = sizeof(out);
if (ix == 3) {
rv = base64url_encode(hash, len, out, &outlen);
if (rv != CRYPT_OK) croak("FATAL: base64url_encode failed: %s", error_to_string(rv));
RETVAL = newSVpvn(out, outlen);
}
else if (ix == 2) {
rv = base64_encode(hash, len, out, &outlen);
if (rv != CRYPT_OK) croak("FATAL: base64_encode failed: %s", error_to_string(rv));
RETVAL = newSVpvn(out, outlen);
}
else if (ix == 1) {
rv = base16_encode(hash, len, out, &outlen, 0);
if (rv != CRYPT_OK) croak("FATAL: base16_encode failed: %s", error_to_string(rv));
RETVAL = newSVpvn(out, outlen);
}
else {
RETVAL = newSVpvn((char *) hash, len);
}
}
OUTPUT:
RETVAL
int
hashsize(SV * param, char * extra = NULL)
CODE:
{
if (sv_isobject(param) && sv_derived_from(param, "Crypt::Digest")) {
IV tmp = SvIV((SV*)SvRV(param));
Crypt__Digest obj = INT2PTR(Crypt__Digest, tmp);
RETVAL = obj->desc->hashsize;
}
else {
char *digest_name;
int rv, id;
digest_name = SvPOK(param) && strcmp(SvPVX(param), "Crypt::Digest") ? SvPVX(param) : extra;
id = cryptx_internal_find_hash(digest_name);
if (id == -1) croak("FATAL: find_hash failed for '%s'", digest_name);
rv = hash_descriptor[id].hashsize;
if (!rv) croak("FATAL: invalid hashsize for '%s'", digest_name);;
RETVAL = rv;
}
}
OUTPUT:
RETVAL
|
