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Fix the rsa-decrypt failed case that been hauting me for a while.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@19205 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2006-12-04 21:31:30 +00:00
parent d37ea650ff
commit 49c442c958
1 changed files with 5 additions and 3 deletions
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8
lib/des/rsa-imath.c
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@@ -188,15 +188,15 @@ imath_rsa_public_decrypt(int flen, const unsigned char* from,
/* head zero was skipped by mp_int_to_unsigned */
if (*p == 0)
return -7;
if (*p != 1)
return -6;
if (*p != 1)
return -7;
size--; p++;
while (size && *p == 0xff) {
size--; p++;
}
if (size == 0 || *p != 0)
return -7;
return -8;
size--; p++;
memmove(to, p, size);
@@ -253,7 +253,9 @@ imath_rsa_private_encrypt(int flen, const unsigned char* from,
ssize = mp_int_unsigned_len(&s);
assert(size >= ssize);
mp_int_to_unsigned(&s, to, size);
size = ssize;
}
mp_int_clear(&s);
return size;