+ /** Sends a raw PIMA block header to the device, filling out the transaction ID automatically. This can be used to send\r
+ * arbitrary PIMA blocks to the device with or without parameters.\r
+ *\r
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state\r
+ * \param[in] PIMAHeader Pointer to a PIMA container structure that is to be sent\r
+ *\r
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum\r
+ */\r
+ uint8_t SImage_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, SI_PIMA_Container_t* const PIMAHeader);\r
+ \r
+ /** Receives a raw PIMA block header to the device. This can be used to receive arbitrary PIMA blocks from the device with\r
+ * or without parameters.\r
+ *\r
+ * \param[in,out] SIInterfaceInfo Pointer to a structure containing a Still Image Class host configuration and state\r
+ * \param[out] PIMAHeader Pointer to a PIMA container structure where the received block is to be stored\r
+ *\r
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum\r
+ */\r
+ uint8_t SImage_Host_ReceiveBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, SI_PIMA_Container_t* const PIMAHeader);\r
+\r