def _digest(self, space):
with lltype.scoped_alloc(ropenssl.EVP_MD_CTX.TO) as ctx:
with self.lock:
ropenssl.EVP_MD_CTX_copy(ctx, self.ctx)
digest_size = self.digest_size
with rffi.scoped_alloc_buffer(digest_size) as buf:
ropenssl.EVP_DigestFinal(ctx, buf.raw, None)
ropenssl.EVP_MD_CTX_cleanup(ctx)
return buf.str(digest_size)
def _digest(self, space):
with lltype.scoped_alloc(ropenssl.EVP_MD_CTX.TO) as ctx:
with self.lock:
ropenssl.EVP_MD_CTX_copy(ctx, self.ctx)
digest_size = self.digest_size
with lltype.scoped_alloc(rffi.CCHARP.TO, digest_size) as digest:
ropenssl.EVP_DigestFinal(ctx, digest, None)
ropenssl.EVP_MD_CTX_cleanup(ctx)
return rffi.charpsize2str(digest, digest_size)
def __del__(self):
if self.ctx:
ropenssl.EVP_MD_CTX_cleanup(self.ctx)
lltype.free(self.ctx, flavor='raw')