char *buffer, int buflen);
extern char *__md5_crypt (const char *key, const char *salt);
+static void
+b64_from_24bit (char **cp, int *buflen,
+ unsigned int b2, unsigned int b1, unsigned int b0,
+ int n)
+{
+ unsigned int w = (b2 << 16) | (b1 << 8) | b0;
+ while (n-- > 0 && *buflen > 0)
+ {
+ *(*cp)++ = b64t[w & 0x3f];
+ --*buflen;
+ w >>= 6;
+ }
+}
+
/* This entry point is equivalent to the `crypt' function in Unix
libcs. */
--buflen;
}
- void b64_from_24bit (unsigned int b2, unsigned int b1, unsigned int b0,
- int n)
- {
- unsigned int w = (b2 << 16) | (b1 << 8) | b0;
- while (n-- > 0 && buflen > 0)
- {
- *cp++ = b64t[w & 0x3f];
- --buflen;
- w >>= 6;
- }
- }
-
- b64_from_24bit (alt_result[0], alt_result[6], alt_result[12], 4);
- b64_from_24bit (alt_result[1], alt_result[7], alt_result[13], 4);
- b64_from_24bit (alt_result[2], alt_result[8], alt_result[14], 4);
- b64_from_24bit (alt_result[3], alt_result[9], alt_result[15], 4);
- b64_from_24bit (alt_result[4], alt_result[10], alt_result[5], 4);
- b64_from_24bit (0, 0, alt_result[11], 2);
+ b64_from_24bit (&cp, &buflen,
+ alt_result[0], alt_result[6], alt_result[12], 4);
+ b64_from_24bit (&cp, &buflen,
+ alt_result[1], alt_result[7], alt_result[13], 4);
+ b64_from_24bit (&cp, &buflen,
+ alt_result[2], alt_result[8], alt_result[14], 4);
+ b64_from_24bit (&cp, &buflen,
+ alt_result[3], alt_result[9], alt_result[15], 4);
+ b64_from_24bit (&cp, &buflen,
+ alt_result[4], alt_result[10], alt_result[5], 4);
+ b64_from_24bit (&cp, &buflen,
+ 0, 0, alt_result[11], 2);
if (buflen <= 0)
{
__set_errno (ERANGE);