tpc sync
Karel Miko
7 years ago
| 678 | 678 |
int der_decode_utf8_string(const unsigned char *in, unsigned long inlen,
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| 679 | 679 |
wchar_t *out, unsigned long *outlen);
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| 680 | 680 |
unsigned long der_utf8_charsize(const wchar_t c);
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|
681 |
int der_utf8_valid_char(const wchar_t c);
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| 681 | 682 |
int der_length_utf8_string(const wchar_t *in, unsigned long noctets, unsigned long *outlen);
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| 682 | 683 |
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| 683 | 684 |
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| 70 | 70 |
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| 71 | 71 |
/* this includes the internal hash ID and optional params (NULL in this case) */
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| 72 | 72 |
LTC_SET_ASN1(alg_id, 0, LTC_ASN1_OBJECT_IDENTIFIER, tmpoid, sizeof(tmpoid)/sizeof(tmpoid[0]));
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| 73 | |
LTC_SET_ASN1(alg_id, 1, parameters_type, parameters, parameters_len);
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|
73 |
LTC_SET_ASN1(alg_id, 1, (ltc_asn1_type)parameters_type, parameters, parameters_len);
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| 74 | 74 |
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| 75 | 75 |
/* the actual format of the SSL DER key is odd, it stores a RSAPublicKey
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| 76 | 76 |
* in a **BIT** string ... so we have to extract it then proceed to convert bit to octet
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| 36 | 36 |
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| 37 | 37 |
/* get the size */
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| 38 | 38 |
for (x = len = 0; x < inlen; x++) {
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| 39 | |
#if !defined(__WCHAR_MAX__) || __WCHAR_MAX__ > 0xFFFF
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| 40 | |
if (in[x] > 0x10FFFF) return CRYPT_INVALID_ARG;
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| 41 | |
#endif
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| 42 | |
#if !defined(__WCHAR_MAX__) || __WCHAR_MAX__ != 0xFFFF && __WCHAR_MAX__ != 0xFFFFFFFF
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| 43 | |
if (in[x] < 0) return CRYPT_INVALID_ARG;
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| 44 | |
#endif
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|
39 |
if (!der_utf8_valid_char(in[x])) return CRYPT_INVALID_ARG;
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| 45 | 40 |
len += der_utf8_charsize(in[x]);
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| 46 | 41 |
}
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| 47 | 42 |
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| 40 | 40 |
}
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| 41 | 41 |
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| 42 | 42 |
/**
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|
43 |
Test whether the given code point is valid character
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|
44 |
@param c The UTF-8 character to test
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|
45 |
@return 1 - valid, 0 - invalid
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|
46 |
*/
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|
47 |
int der_utf8_valid_char(const wchar_t c)
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|
48 |
{
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|
49 |
LTC_UNUSED_PARAM(c);
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50 |
#if !defined(__WCHAR_MAX__) || __WCHAR_MAX__ > 0xFFFF
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|
51 |
if (c > 0x10FFFF) return 0;
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|
52 |
#endif
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|
53 |
#if !defined(__WCHAR_MAX__) || __WCHAR_MAX__ != 0xFFFF && __WCHAR_MAX__ != 0xFFFFFFFF
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|
54 |
if (c < 0) return 0;
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|
55 |
#endif
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|
56 |
return 1;
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|
57 |
}
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|
58 |
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|
59 |
/**
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| 43 | 60 |
Gets length of DER encoding of UTF8 STRING
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| 44 | 61 |
@param in The characters to measure the length of
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| 45 | 62 |
@param noctets The number of octets in the string to encode
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| 55 | 72 |
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| 56 | 73 |
len = 0;
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| 57 | 74 |
for (x = 0; x < noctets; x++) {
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| 58 | |
#if !defined(__WCHAR_MAX__) || __WCHAR_MAX__ > 0xFFFF
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| 59 | |
if (in[x] > 0x10FFFF) return CRYPT_INVALID_ARG;
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| 60 | |
#endif
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| 61 | |
#if !defined(__WCHAR_MAX__) || __WCHAR_MAX__ != 0xFFFF && __WCHAR_MAX__ != 0xFFFFFFFF
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| 62 | |
if (in[x] < 0) return CRYPT_INVALID_ARG;
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| 63 | |
#endif
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|
75 |
if (!der_utf8_valid_char(in[x])) return CRYPT_INVALID_ARG;
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| 64 | 76 |
len += der_utf8_charsize(in[x]);
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| 65 | 77 |
}
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| 66 | 78 |
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