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ChaCha20: move working state from ctx to stack

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No need to keep it around.
This commit is contained in:
Manuel Pégourié-Gonnard
2018-05-24 17:23:41 +02:00
parent 9620f9b99e
commit 98fae6d800
2 changed files with 26 additions and 29 deletions
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3
include/mbedtls/chacha20.h
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@@ -54,8 +54,7 @@ extern "C" {
typedef struct
{
uint32_t initial_state[16]; /*! The initial state (before round operations). */
uint32_t working_state[16]; /*! The working state (after round operations). */
uint32_t state[16]; /*! The state (before round operations). */
uint8_t keystream8[64]; /*! Leftover keystream bytes. */
size_t keystream_bytes_used; /*! Number of keystream bytes already used. */
}