diff options
Diffstat (limited to 'lib/librte_cryptodev/rte_cryptodev.c')
| -rw-r--r-- | lib/librte_cryptodev/rte_cryptodev.c | 45 |
1 files changed, 33 insertions, 12 deletions
diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c index 9fe0d9da..b8e14b86 100644 --- a/lib/librte_cryptodev/rte_cryptodev.c +++ b/lib/librte_cryptodev/rte_cryptodev.c @@ -290,19 +290,40 @@ rte_cryptodev_sym_capability_get(uint8_t dev_id, } -#define param_range_check(x, y) \ - (((x < y.min) || (x > y.max)) || \ - (y.increment != 0 && (x % y.increment) != 0)) +static int +param_range_check(uint16_t size, const struct rte_crypto_param_range *range) +{ + unsigned int next_size; + + /* Check lower/upper bounds */ + if (size < range->min) + return -1; + + if (size > range->max) + return -1; + + /* If range is actually only one value, size is correct */ + if (range->increment == 0) + return 0; + + /* Check if value is one of the supported sizes */ + for (next_size = range->min; next_size <= range->max; + next_size += range->increment) + if (size == next_size) + return 0; + + return -1; +} int rte_cryptodev_sym_capability_check_cipher( const struct rte_cryptodev_symmetric_capability *capability, uint16_t key_size, uint16_t iv_size) { - if (param_range_check(key_size, capability->cipher.key_size)) + if (param_range_check(key_size, &capability->cipher.key_size) != 0) return -1; - if (param_range_check(iv_size, capability->cipher.iv_size)) + if (param_range_check(iv_size, &capability->cipher.iv_size) != 0) return -1; return 0; @@ -313,13 +334,13 @@ rte_cryptodev_sym_capability_check_auth( const struct rte_cryptodev_symmetric_capability *capability, uint16_t key_size, uint16_t digest_size, uint16_t iv_size) { - if (param_range_check(key_size, capability->auth.key_size)) + if (param_range_check(key_size, &capability->auth.key_size) != 0) return -1; - if (param_range_check(digest_size, capability->auth.digest_size)) + if (param_range_check(digest_size, &capability->auth.digest_size) != 0) return -1; - if (param_range_check(iv_size, capability->auth.iv_size)) + if (param_range_check(iv_size, &capability->auth.iv_size) != 0) return -1; return 0; @@ -331,16 +352,16 @@ rte_cryptodev_sym_capability_check_aead( uint16_t key_size, uint16_t digest_size, uint16_t aad_size, uint16_t iv_size) { - if (param_range_check(key_size, capability->aead.key_size)) + if (param_range_check(key_size, &capability->aead.key_size) != 0) return -1; - if (param_range_check(digest_size, capability->aead.digest_size)) + if (param_range_check(digest_size, &capability->aead.digest_size) != 0) return -1; - if (param_range_check(aad_size, capability->aead.aad_size)) + if (param_range_check(aad_size, &capability->aead.aad_size) != 0) return -1; - if (param_range_check(iv_size, capability->aead.iv_size)) + if (param_range_check(iv_size, &capability->aead.iv_size) != 0) return -1; return 0; |