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Add attribute for number of available SAs per SC #1420

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Feb 28, 2022
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Add attribute for number of available SAs per SC #1420

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21 changes: 21 additions & 0 deletions inc/saimacsec.h
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Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,19 @@ typedef enum _sai_macsec_cipher_suite_t
SAI_MACSEC_CIPHER_SUITE_GCM_AES_XPN_256
} sai_macsec_cipher_suite_t;

/**
* @brief Max number of secure associations for each secure channel
*
* An implementation may support either two or four associations
* depending on whether it stores the secure association
* number in one or two bits.
*/
typedef enum _sai_macsec_max_secure_associations_per_sc_t
{
SAI_MACSEC_MAX_SECURE_ASSOCIATIONS_PER_SC_TWO,
SAI_MACSEC_MAX_SECURE_ASSOCIATIONS_PER_SC_FOUR,
} sai_macsec_max_secure_associations_per_sc_t;

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Are secure association always power of 2?

/**
* @brief Attribute Id for sai_macsec
*/
Expand Down Expand Up @@ -292,6 +305,14 @@ typedef enum _sai_macsec_attr_t
*/
SAI_MACSEC_ATTR_AVAILABLE_MACSEC_SA,

/**
* @brief MACsec Secure Associations Limit
*
* @type sai_macsec_max_secure_associations_per_sc_t
* @flags READ_ONLY
*/
SAI_MACSEC_ATTR_MAX_SECURE_ASSOCIATIONS_PER_SC,

/**
* @brief End of MACsec attributes
*/
Expand Down