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struct optimization for mbedtls_ssl_context

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Teppo Järvelin 2019-08-29 13:33:56 +03:00
parent 1cd48143c3
commit 648fbbad8f
1 changed files with 24 additions and 22 deletions
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46
include/mbedtls/ssl.h
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@ -1235,10 +1235,26 @@ struct mbedtls_ssl_config
struct mbedtls_ssl_context struct mbedtls_ssl_context
{ {
const mbedtls_ssl_config *conf; /*!< configuration information */ #if defined(MBEDTLS_SSL_PROTO_DTLS)
uint8_t disable_datagram_packing; /*!< Disable packing multiple records
* within a single datagram. */
#endif /* MBEDTLS_SSL_PROTO_DTLS */
#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
/* CID configuration to use in subsequent handshakes. */
uint8_t own_cid_len; /*!< The length of \c own_cid. */
uint8_t negotiate_cid; /*!< This indicates whether the CID extension should
* be negotiated in the next handshake or not.
* Possible values are #MBEDTLS_SSL_CID_ENABLED
* and #MBEDTLS_SSL_CID_DISABLED. */
#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
unsigned char pending_fatal_alert_msg; /*!< Type of a fatal alert unsigned char pending_fatal_alert_msg; /*!< Type of a fatal alert
* pending to be delivered. */ * pending to be delivered. */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
uint16_t in_epoch; /*!< DTLS epoch for incoming records */
uint16_t mtu; /*!< path mtu, used to fragment outgoing messages */
#endif /* MBEDTLS_SSL_PROTO_DTLS */
const mbedtls_ssl_config *conf; /*!< configuration information */
/* /*
* Miscellaneous * Miscellaneous
@ -1326,14 +1342,9 @@ struct mbedtls_ssl_context
size_t in_msglen; /*!< record header: message length */ size_t in_msglen; /*!< record header: message length */
size_t in_left; /*!< amount of data read so far */ size_t in_left; /*!< amount of data read so far */
#if defined(MBEDTLS_SSL_PROTO_DTLS) #if defined(MBEDTLS_SSL_PROTO_DTLS)
uint16_t in_epoch; /*!< DTLS epoch for incoming records */
size_t next_record_offset; /*!< offset of the next record in datagram size_t next_record_offset; /*!< offset of the next record in datagram
(equal to in_left if none) */ (equal to in_left if none) */
#endif /* MBEDTLS_SSL_PROTO_DTLS */ #endif /* MBEDTLS_SSL_PROTO_DTLS */
#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
uint64_t in_window_top; /*!< last validated record seq_num */
uint64_t in_window; /*!< bitmask for replay detection */
#endif /* MBEDTLS_SSL_DTLS_ANTI_REPLAY */
size_t in_hslen; /*!< current handshake message length, size_t in_hslen; /*!< current handshake message length,
including the handshake header */ including the handshake header */
@ -1342,11 +1353,6 @@ struct mbedtls_ssl_context
int keep_current_message; /*!< drop or reuse current message int keep_current_message; /*!< drop or reuse current message
on next call to record layer? */ on next call to record layer? */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
uint8_t disable_datagram_packing; /*!< Disable packing multiple records
* within a single datagram. */
#endif /* MBEDTLS_SSL_PROTO_DTLS */
/* /*
* Record layer (outgoing data) * Record layer (outgoing data)
*/ */
@ -1365,12 +1371,6 @@ struct mbedtls_ssl_context
size_t out_msglen; /*!< record header: message length */ size_t out_msglen; /*!< record header: message length */
size_t out_left; /*!< amount of data not yet written */ size_t out_left; /*!< amount of data not yet written */
unsigned char cur_out_ctr[8]; /*!< Outgoing record sequence number. */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
uint16_t mtu; /*!< path mtu, used to fragment outgoing messages */
#endif /* MBEDTLS_SSL_PROTO_DTLS */
#if defined(MBEDTLS_ZLIB_SUPPORT) #if defined(MBEDTLS_ZLIB_SUPPORT)
unsigned char *compress_buf; /*!< zlib data buffer */ unsigned char *compress_buf; /*!< zlib data buffer */
#endif /* MBEDTLS_ZLIB_SUPPORT */ #endif /* MBEDTLS_ZLIB_SUPPORT */
@ -1415,6 +1415,13 @@ struct mbedtls_ssl_context
char peer_verify_data[MBEDTLS_SSL_VERIFY_DATA_MAX_LEN]; /*!< previous handshake verify data */ char peer_verify_data[MBEDTLS_SSL_VERIFY_DATA_MAX_LEN]; /*!< previous handshake verify data */
#endif /* MBEDTLS_SSL_RENEGOTIATION */ #endif /* MBEDTLS_SSL_RENEGOTIATION */
unsigned char cur_out_ctr[8]; /*!< Outgoing record sequence number. */
#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
uint64_t in_window_top; /*!< last validated record seq_num */
uint64_t in_window; /*!< bitmask for replay detection */
#endif /* MBEDTLS_SSL_DTLS_ANTI_REPLAY */
#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
/* CID configuration to use in subsequent handshakes. */ /* CID configuration to use in subsequent handshakes. */
@ -1423,11 +1430,6 @@ struct mbedtls_ssl_context
* CID currently used in case the user has re-configured the CID * CID currently used in case the user has re-configured the CID
* after an initial handshake. */ * after an initial handshake. */
unsigned char own_cid[ MBEDTLS_SSL_CID_IN_LEN_MAX ]; unsigned char own_cid[ MBEDTLS_SSL_CID_IN_LEN_MAX ];
uint8_t own_cid_len; /*!< The length of \c own_cid. */
uint8_t negotiate_cid; /*!< This indicates whether the CID extension should
* be negotiated in the next handshake or not.
* Possible values are #MBEDTLS_SSL_CID_ENABLED
* and #MBEDTLS_SSL_CID_DISABLED. */
#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
}; };