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authorGiovanni Di Sirio <gdisirio@gmail.com>2018-09-08 08:22:05 +0000
committerGiovanni Di Sirio <gdisirio@gmail.com>2018-09-08 08:22:05 +0000
commit1804d1f00895661869bdc0bb7a0a7f593368e801 (patch)
treee50ed8770ed7de06f1ea14483a41612192d7051e /os/hal/ports/STM32
parent0de65e55c60ca3d25c2957d6804db1dc6be84720 (diff)
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TRNG API now takes a new "size" parameter, the API can now generate random numbers of variable size.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@12249 110e8d01-0319-4d1e-a829-52ad28d1bb01
Diffstat (limited to 'os/hal/ports/STM32')
-rw-r--r--os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.c5
-rw-r--r--os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.h2
2 files changed, 4 insertions, 3 deletions
diff --git a/os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.c b/os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.c
index b32596814..edd2e09b0 100644
--- a/os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.c
+++ b/os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.c
@@ -1314,7 +1314,8 @@ cryerror_t cry_lld_HMACSHA512_final(CRYDriver *cryp,
* @brief True random numbers generator.
*
* @param[in] cryp pointer to the @p CRYDriver object
- * @param[out] out 128 bits output buffer
+ * @param[in] size size of output buffer
+ * @param[out] out output buffer
* @return The operation status.
* @retval CRY_NOERROR if the operation succeeded.
* @retval CRY_ERR_INV_ALGO if the operation is unsupported on this
@@ -1324,7 +1325,7 @@ cryerror_t cry_lld_HMACSHA512_final(CRYDriver *cryp,
*
* @notapi
*/
-cryerror_t cry_lld_TRNG(CRYDriver *cryp, uint8_t *out) {
+cryerror_t cry_lld_TRNG(CRYDriver *cryp, size_t size, uint8_t *out) {
(void)cryp;
(void)out;
diff --git a/os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.h b/os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.h
index 641e3913a..74566ba37 100644
--- a/os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.h
+++ b/os/hal/ports/STM32/LLD/CRYPv1/hal_crypto_lld.h
@@ -357,7 +357,7 @@ extern "C" {
uint8_t *out);
#endif
#if (CRY_LLD_SUPPORTS_TRNG == TRUE) || defined(__DOXYGEN__)
- cryerror_t cry_lld_TRNG(CRYDriver *cryp, uint8_t *out);
+ cryerror_t cry_lld_TRNG(CRYDriver *cryp, size_t size, uint8_t *out);
#endif
#ifdef __cplusplus
}