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adding authentication, AES alignment issue, MACRO issue

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git-svn-id: svn://svn.code.sf.net/p/axtls/code/trunk@59 9a5d90b5-6617-0410-8a86-bb477d3ed2e3
This commit is contained in:
cameronrich
2007-02-07 12:22:35 +00:00
parent 9241353c50
commit 30a1970bb2
17 changed files with 401 additions and 263 deletions
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75
ssl/crypto_misc.c
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@ -267,3 +267,78 @@ void print_blob(const char *format,
void print_blob(const char *format, const unsigned char *data,
int size, ...) {}
#endif
#if defined(CONFIG_SSL_HAS_PEM) || defined(CONFIG_HTTP_HAS_AUTHORIZATION)
/* base64 to binary lookup table */
static const uint8_t map[128] =
{
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 62, 255, 255, 255, 63,
52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 255, 255,
255, 254, 255, 255, 255, 0, 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, 255, 255, 255, 255, 255,
255, 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, 255, 255, 255, 255, 255
};
EXP_FUNC int STDCALL base64_decode(const char *in, int len,
uint8_t *out, int *outlen)
{
int g, t, x, y, z;
uint8_t c;
int ret = -1;
g = 3;
for (x = y = z = t = 0; x < len; x++)
{
if ((c = map[in[x]&0x7F]) == 0xff)
continue;
if (c == 254) /* this is the end... */
{
c = 0;
if (--g < 0)
goto error;
}
else if (g != 3) /* only allow = at end */
goto error;
t = (t<<6) | c;
if (++y == 4)
{
out[z++] = (uint8_t)((t>>16)&255);
if (g > 1)
out[z++] = (uint8_t)((t>>8)&255);
if (g > 2)
out[z++] = (uint8_t)(t&255);
y = t = 0;
}
}
if (y != 0)
goto error;
if (outlen)
*outlen = z;
ret = 0;
error:
#ifdef CONFIG_SSL_FULL_MODE
if (ret < 0)
printf("Error: Invalid base64\n"); TTY_FLUSH();
#endif
TTY_FLUSH();
return ret;
}
#endif