Release v3.7.5 (20240626)

Author: Srinivas-E

CMakeLists.txt

@@ -2,10 +2,10 @@ cmake_minimum_required(VERSION 3.1.0)
 project (cryptoauthlib C)
 
 # Set the current release version
-set(VERSION "3.7.4")
+set(VERSION "3.7.5")
 set(VERSION_MAJOR 3)
 set(VERSION_MINOR 7)
-set(VERSION_PATCH 4)
+set(VERSION_PATCH 5)
 
 # Build Options
 option(BUILD_TESTS "Create Test Application with library" OFF)

app/tng/tng_atca.c

@@ -77,23 +77,24 @@ const atcacert_def_t* tng_map_get_device_cert_def(int index)
     }
 }
 
-ATCA_STATUS tng_get_device_cert_def(const atcacert_def_t **cert_def)
+ATCA_STATUS tng_get_device_cert_def_ext(ATCADevice device, const atcacert_def_t **cert_def)
 {
     ATCA_STATUS status;
-    char otpcode[32];
+    char otpcode[(ATCA_OTP_SIZE / 2u)];
+    uint8_t otp_rd_byte_max_sz = (ATCA_OTP_SIZE / 2u);
     uint8_t i;
 
     if (cert_def == NULL)
     {
         return ATCA_BAD_PARAM;
     }
 
-    status = atcab_read_zone(ATCA_ZONE_OTP, 0, 0, 0, (uint8_t*)otpcode, 32);
+    status = atcab_read_zone_ext(device, ATCA_ZONE_OTP, 0, 0, 0, (uint8_t*)otpcode, otp_rd_byte_max_sz);
     if (ATCA_SUCCESS == status)
     {
         for (i = 0; i < g_tng_cert_def_cnt; i++)
         {
-            if (0 == strncmp(g_tng_cert_def_map[i].otpcode, otpcode, 8))
+            if (0 == strncmp(g_tng_cert_def_map[i].otpcode, otpcode, ATCA_OTP_CODE_SIZE))
             {
                 *cert_def = g_tng_cert_def_map[i].cert_def;
                 break;
@@ -109,6 +110,11 @@ ATCA_STATUS tng_get_device_cert_def(const atcacert_def_t **cert_def)
     return status;
 }
 
+ATCA_STATUS tng_get_device_cert_def(const atcacert_def_t **cert_def)
+{
+    return tng_get_device_cert_def_ext(atcab_get_device(), cert_def);
+}
+
 ATCA_STATUS tng_get_device_pubkey(uint8_t *public_key)
 {
     ATCA_STATUS status;

app/tng/tng_atca.h

@@ -35,6 +35,8 @@
 extern "C" {
 #endif
 
+#define ATCA_OTP_CODE_SIZE              (8u)
+
 /** \defgroup tng_ TNG API (tng_)
  *
  * \brief These methods provide some convenience functions (mostly around
@@ -60,6 +62,17 @@ const atcacert_def_t* tng_map_get_device_cert_def(int index);
 
 ATCA_STATUS tng_get_device_cert_def(const atcacert_def_t **cert_def);
 
+
+/** \brief Get the TNG device certificate definition.
+ *
+ * \param[in]  device     Pointer to the device context pointer
+ * \param[out] cert_def  TNG device certificate defnition is returned here.
+ *
+ * \return ATCA_SUCCESS on success, otherwise an error code.
+ */
+
+ATCA_STATUS tng_get_device_cert_def_ext(ATCADevice device, const atcacert_def_t **cert_def);
+
 /** \brief Uses GenKey command to calculate the public key from the primary
  *         device public key.
  *

cmake/config_install.cmake

@@ -25,3 +25,8 @@ install(CODE "
         endif()
         ")
 endif()
+
+if (UNIX)
+        configure_file(cmake/libcryptoauth.pc.in libcryptoauth.pc @ONLY)
+        install(FILES ${CMAKE_BINARY_DIR}/libcryptoauth.pc DESTINATION "${CMAKE_INSTALL_FULL_LIBDIR}/pkgconfig")
+endif (UNIX)

cmake/libcryptoauth.pc.in

@@ -0,0 +1,10 @@
+libdir=@CMAKE_INSTALL_FULL_LIBDIR@
+includedir=@CMAKE_INSTALL_FULL_INCLUDEDIR@
+
+Name: libcryptoauth
+Version: @PROJECT_VERSION@
+Description: @PROJECT_DESCRIPTION@
+URL: https://github.com/MicrochipTech/cryptoauthlib.git
+Requires:
+Libs: -L${libdir} -lcryptoauth
+Cflags: -I${includedir} -I${includedir}/cryptoauthlib

cryptoauthlib-manual.pdf

@@ -2458,12 +2458,14 @@ ATCA_STATUS atcab_random(uint8_t* rand_out)
 
 // Read command functions
 
+#if ATCAB_READ_EN && defined(ATCA_USE_ATCAB_FUNCTIONS)
 /** \brief Executes Read command, which reads either 4 or 32 bytes of data from
  *          a given slot, configuration zone, or the OTP zone.
  *
  *   When reading a slot or OTP, data zone must be locked and the slot
  *   configuration must not be secret for a slot to be successfully read.
  *
+ *  \param[in]  device  Device context
  *  \param[in]  zone    Zone to be read from device. Options are
  *                      ATCA_ZONE_CONFIG, ATCA_ZONE_OTP, or ATCA_ZONE_DATA.
  *  \param[in]  slot    Slot number for data zone and ignored for other zones.
@@ -2475,16 +2477,15 @@ ATCA_STATUS atcab_random(uint8_t* rand_out)
  *
  *  returns ATCA_SUCCESS on success, otherwise an error code.
  */
-#if ATCAB_READ_EN && defined(ATCA_USE_ATCAB_FUNCTIONS)
-ATCA_STATUS atcab_read_zone(uint8_t zone, uint16_t slot, uint8_t block, uint8_t offset, uint8_t* data, uint8_t len)
+ATCA_STATUS atcab_read_zone_ext(ATCADevice device, uint8_t zone, uint16_t slot, uint8_t block, uint8_t offset, uint8_t* data, uint8_t len)
 {
     ATCA_STATUS status = ATCA_UNIMPLEMENTED;
-    ATCADeviceType dev_type = atcab_get_device_type();
+    ATCADeviceType dev_type = atcab_get_device_type_ext(device);
 
     if (atcab_is_ca_device(dev_type) || atcab_is_ca2_device(dev_type))
     {
 #if ATCA_CA_SUPPORT
-        status = calib_read_zone_ext(g_atcab_device_ptr, zone, slot, block, offset, data, len);
+        status = calib_read_zone_ext(device, zone, slot, block, offset, data, len);
 #endif
     }
     else if (atcab_is_ta_device(dev_type))
@@ -2497,6 +2498,28 @@ ATCA_STATUS atcab_read_zone(uint8_t zone, uint16_t slot, uint8_t block, uint8_t
     }
     return status;
 }
+
+/** \brief Executes Read command, which reads either 4 or 32 bytes of data from
+ *          a given slot, configuration zone, or the OTP zone.
+ *
+ *   When reading a slot or OTP, data zone must be locked and the slot
+ *   configuration must not be secret for a slot to be successfully read.
+ *
+ *  \param[in]  zone    Zone to be read from device. Options are
+ *                      ATCA_ZONE_CONFIG, ATCA_ZONE_OTP, or ATCA_ZONE_DATA.
+ *  \param[in]  slot    Slot number for data zone and ignored for other zones.
+ *  \param[in]  block   32 byte block index within the zone.
+ *  \param[in]  offset  4 byte work index within the block. Ignored for 32 byte
+ *                      reads.
+ *  \param[out] data    Read data is returned here.
+ *  \param[in]  len     Length of the data to be read. Must be either 4 or 32.
+ *
+ *  returns ATCA_SUCCESS on success, otherwise an error code.
+ */
+ATCA_STATUS atcab_read_zone(uint8_t zone, uint16_t slot, uint8_t block, uint8_t offset, uint8_t* data, uint8_t len)
+{
+    return atcab_read_zone_ext(atcab_get_device(), zone, slot, block, offset, data, len);
+}
 #endif /* ATCAB_READ_EN */
 
 #ifdef ATCA_USE_ATCAB_FUNCTIONS

lib/atca_basic.c

@@ -206,6 +206,7 @@ ATCA_STATUS atcab_random_ext(ATCADevice device, uint8_t* rand_out);
 
 // Read command functions
 ATCA_STATUS atcab_read_zone(uint8_t zone, uint16_t slot, uint8_t block, uint8_t offset, uint8_t* data, uint8_t len);
+ATCA_STATUS atcab_read_zone_ext(ATCADevice device, uint8_t zone, uint16_t slot, uint8_t block, uint8_t offset, uint8_t* data, uint8_t len);
 ATCA_STATUS atcab_is_locked(uint8_t zone, bool* is_locked);
 ATCA_STATUS atcab_is_config_locked(bool* is_locked);
 ATCA_STATUS atcab_is_config_locked_ext(ATCADevice device, bool* is_locked);

lib/atca_basic.h

@@ -142,7 +142,10 @@
 
 #elif defined(_MSC_VER)
 /* Microsoft Visual Studio. --------------------------------- */
+#if _MSC_VER >= 1914
+// This warning was added in MSCV 2017 Update 7 (15.7.1)
 #pragma warning(disable:5045)   //Spectre mitigation informative
+#endif
 #pragma warning(disable:4820)   //Stucture packing
 #pragma warning(disable:4061)   //Missing enumerations from switch statements
 

lib/atca_compiler.h

@@ -61,6 +61,13 @@
 #define ATCA_CA2_SUPPORT    DEFAULT_DISABLED
 #endif
 
+/* Support for cert feature in second generation of cryptoauth parts */
+#if defined(ATCA_ECC204_SUPPORT) || defined(ATCA_TA010_SUPPORT)
+#define ATCA_CA2_CERT_SUPPORT    DEFAULT_ENABLED
+#else
+#define ATCA_CA2_CERT_SUPPORT    DEFAULT_DISABLED
+#endif
+
 /* Classic Cryptoauth Devices */
 #if defined(ATCA_SHA_SUPPORT) || defined(ATCA_ECC_SUPPORT) || ATCA_CA2_SUPPORT
 #define ATCA_CA_SUPPORT     DEFAULT_ENABLED