- Added explanation for first bit/byte to zero in rsa_public

2009-03-28 23:26:51 +00:00 · 2009-03-28 23:26:51 +00:00 · 619467aff8
commit 619467aff8
parent 7c6d4a4e6b
1 changed files with 2 additions and 1 deletions
--- a/include/polarssl/rsa.h
+++ b/include/polarssl/rsa.h
@ -210,7 +210,8 @@ int rsa_check_privkey( rsa_context *ctx );
 * \return         0 if successful, or an POLARSSL_ERR_RSA_XXX error code
 *
 * \note           This function does NOT take care of message
- *                 padding. Also, be sure to set input[0] = 0.
+ *                 padding. Also, be sure to set input[0] = 0 or assure that
+ *                 input is smaller than N.
 *
 * \note           The input and output buffers must be large
 *                 enough (eg. 128 bytes if RSA-1024 is used).