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Clean up and minor fixes following review

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Minor fixes following review including:
    * formatting changes including indentation and code style
    * corrections
    * removal of debug code
    * clarification of code through variable renaming
    * memory leak
    * compiler warnings
This commit is contained in:
Simon Butcher
2016-10-06 12:49:58 +01:00
parent 5805fbedcb
commit f394e09431
5 changed files with 140 additions and 164 deletions
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2
include/mbedtls/check_config.h
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@@ -78,7 +78,7 @@
#endif
#if defined(MBEDTLS_CMAC_C) && \
!defined(MBEDTLS_AES_C) && !defined(MBEDTLS_CAMELLIA_C) && !defined(MBEDTLS_DES_C)
!defined(MBEDTLS_AES_C) && !defined(MBEDTLS_DES_C)
#error "MBEDTLS_CMAC_C defined, but not all prerequisites"
#endif

13
include/mbedtls/cmac.h
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@@ -30,10 +30,13 @@
extern "C" {
#endif
#define MBEDTLS_AES_BLOCK_SIZE 16
#define MBEDTLS_DES3_BLOCK_SIZE 8
#if defined(MBEDTLS_AES_C)
#define MBEDTLS_CIPHER_BLKSIZE_MAX_SIZE 16 /* longest known is AES */
#define MBEDTLS_CIPHER_BLKSIZE_MAX 16 /* longest used by CMAC is AES */
#else
#define MBEDTLS_CIPHER_BLKSIZE_MAX_SIZE 8 /* longest known is 3DES */
#define MBEDTLS_CIPHER_BLKSIZE_MAX 8 /* longest used by CMAC is 3DES */
#endif
/**
@@ -43,11 +46,11 @@ struct mbedtls_cmac_context_t
{
/** Internal state of the CMAC algorithm */
unsigned char state[MBEDTLS_CIPHER_BLKSIZE_MAX_SIZE];
unsigned char state[MBEDTLS_CIPHER_BLKSIZE_MAX];
/** Unprocessed data - either data that was not block aligned and is still
* pending to be processed, or the final block */
unsigned char unprocessed_block[MBEDTLS_CIPHER_BLKSIZE_MAX_SIZE];
unsigned char unprocessed_block[MBEDTLS_CIPHER_BLKSIZE_MAX];
/** Length of data pending to be processed */
size_t unprocessed_len;
@@ -133,7 +136,7 @@ int mbedtls_cipher_cmac( const mbedtls_cipher_info_t *cipher_info,
const unsigned char *input, size_t ilen,
unsigned char *output );
#ifdef MBEDTLS_AES_C
#if defined(MBEDTLS_AES_C)
/**
* \brief AES-CMAC-128-PRF
* Implementation of (AES-CMAC-PRF-128), as defined in RFC 4615

2
include/mbedtls/config.h
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@@ -1679,7 +1679,7 @@
*
* Module: library/cmac.c
*
* Requires: MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C or MBEDTLS_DES_C
* Requires: MBEDTLS_AES_C or MBEDTLS_DES_C
*
*/
//#define MBEDTLS_CMAC_C