crypto: add cryptohelper implementation

Signed-off-by: Mykola Kobets <[email protected]>

Author: mykola-kobets-epam

src/core/common/config.hpp

@@ -1230,6 +1230,20 @@
 #define AOS_CONFIG_TIMERS_MAX_COUNT 32
 #endif
 
+/**
+ * Number of recipient info in envelope data.
+ */
+#ifndef AOS_CONFIG_CRYPTO_RECIPIENTS_IN_ENVELOPEDATA
+#define AOS_CONFIG_CRYPTO_RECIPIENTS_IN_ENVELOPEDATA 4
+#endif
+
+/**
+ * Maximum size for cloud metadata.
+ */
+#ifndef AOS_CONFIG_CRYPTO_ENCRYPT_METADATA
+#define AOS_CONFIG_CRYPTO_ENCRYPT_METADATA 1024
+#endif
+
 /**
  * Max number of certificates.
  */

src/core/common/crypto/CMakeLists.txt

@@ -71,7 +71,7 @@ endif()
 # Sources
 # ######################################################################################################################
 
-set(SOURCES crypto.cpp cryptoutils.cpp)
+set(SOURCES crypto.cpp cryptohelper.cpp cryptoutils.cpp)
 
 if(WITH_MBEDTLS)
     list(APPEND SOURCES mbedtls/cryptoprovider.cpp mbedtls/driverwrapper.cpp)