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161e0a6)
IN parameter.
Under the old docs, the only thing stated was "at most
EVP_PKEY_size(pkey) bytes will be written". It was kind of misleading
since it appears EVP_PKEY_size(pkey) WILL be written regardless of the
signature's buffer size.
same B<ctx> to include additional data.
EVP_SignFinal() signs the data in B<ctx> using the private key B<pkey> and
same B<ctx> to include additional data.
EVP_SignFinal() signs the data in B<ctx> using the private key B<pkey> and
-places the signature in B<sig>. The number of bytes of data written (i.e. the
-length of the signature) will be written to the integer at B<s>, at most
-EVP_PKEY_size(pkey) bytes will be written.
+places the signature in B<sig>. B<sig> must be at least EVP_PKEY_size(pkey)
+bytes in size. B<s> is an OUT paramter, and not used as an IN parameter.
+The number of bytes of data written (i.e. the length of the signature)
+will be written to the integer at B<s>, at most EVP_PKEY_size(pkey) bytes
+will be written.
EVP_SignInit() initializes a signing context B<ctx> to use the default
implementation of digest B<type>.
EVP_SignInit() initializes a signing context B<ctx> to use the default
implementation of digest B<type>.