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Add a minimum rsa key size config to psa config

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Signed-off-by: Waleed Elmelegy <waleed.elmelegy@arm.com>
This commit is contained in:
Waleed Elmelegy
2023-07-05 16:40:58 +00:00
parent 76336c3e4d
commit ab5707185a
5 changed files with 29 additions and 17 deletions
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12
include/psa/crypto_sizes.h
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@@ -208,6 +208,18 @@
* operations, and does not need to accept all key sizes up to the limit. */
#define PSA_VENDOR_RSA_MAX_KEY_BITS 4096
/* The minimum size of an RSA key on this implementation, in bits.
* This is a vendor-specific macro.
*
* Limits RSA key generation to a minimum due to security reasons.
* This value cannot be less than 128 bits.
*/
#if defined(MBEDTLS_RSA_MIN_KEY_SIZE)
#define PSA_VENDOR_RSA_MIN_KEY_BITS MBEDTLS_RSA_MIN_KEY_SIZE
#else
#define PSA_VENDOR_RSA_MIN_KEY_BITS 1024
#endif
/* The maximum size of an DH key on this implementation, in bits.
*
* Note that an implementation may set different size limits for different