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authorFulup Ar Foll <fulup@iot.bzh>2017-05-26 18:45:56 +0200
committerFulup Ar Foll <fulup@iot.bzh>2017-05-26 18:45:56 +0200
commitd2e42029ec04c3f224580f8007cdfbbfe0fc47a6 (patch)
treead2ccf167cf7997c84191d41e6ba55cb2efd6bed /ucs2-lib/inc/ucs_encoder.h
parent18e393e1443fd4c38b34979888fb55d30448cf31 (diff)
Initial Commit
Diffstat (limited to 'ucs2-lib/inc/ucs_encoder.h')
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+/*------------------------------------------------------------------------------------------------*/
+/* UNICENS V2.1.0-3491 */
+/* Copyright (c) 2017 Microchip Technology Germany II GmbH & Co. KG. */
+/* */
+/* This program is free software: you can redistribute it and/or modify */
+/* it under the terms of the GNU General Public License as published by */
+/* the Free Software Foundation, either version 2 of the License, or */
+/* (at your option) any later version. */
+/* */
+/* This program is distributed in the hope that it will be useful, */
+/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
+/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
+/* GNU General Public License for more details. */
+/* */
+/* You should have received a copy of the GNU General Public License */
+/* along with this program. If not, see <http://www.gnu.org/licenses/>. */
+/* */
+/* You may also obtain this software under a propriety license from Microchip. */
+/* Please contact Microchip for further information. */
+/*------------------------------------------------------------------------------------------------*/
+
+/*!
+ * \file
+ * \brief Declaration of message encoder
+ *
+ * \cond UCS_INTERNAL_DOC
+ * \addtogroup G_ENCODER
+ * @{
+ */
+
+#ifndef UCS_ENCODER_H
+#define UCS_ENCODER_H
+
+/*------------------------------------------------------------------------------------------------*/
+/* Includes */
+/*------------------------------------------------------------------------------------------------*/
+#include "ucs_message.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/*------------------------------------------------------------------------------------------------*/
+/* Defines */
+/*------------------------------------------------------------------------------------------------*/
+#define ENC_MAX_SIZE_CONTENT 16U /*!< \brief Maximum content size in bytes, quadlet aligned */
+
+/*------------------------------------------------------------------------------------------------*/
+/* Types */
+/*------------------------------------------------------------------------------------------------*/
+/*! \brief Retrieves the size of a MOST message header
+ * \return The size of the MOST message header in bytes.
+ */
+typedef uint8_t (*Enc_GetSize_t)(void);
+
+/*! \brief Retrieves the content type of a MOST message header
+ * \return The content type of the MOST message header in bytes.
+ */
+typedef uint8_t (*Enc_GetContType_t)(void);
+
+/*! \brief Encodes a message telegram to the MOST message header
+ * \param tel_ptr Reference to the Msg_MostTel_t structure
+ * \param header The header buffer
+ */
+typedef void (*Enc_Encode_t)(Msg_MostTel_t *tel_ptr, uint8_t header[]);
+
+/*! \brief Decodes a MOST message header to a message telegram structure
+ * \param tel_ptr Reference to the Msg_MostTel_t structure
+ * \param header The header buffer
+ */
+typedef void (*Enc_Decode_t)(Msg_MostTel_t *tel_ptr, uint8_t header[]);
+
+/*------------------------------------------------------------------------------------------------*/
+/* Structures */
+/*------------------------------------------------------------------------------------------------*/
+/*! \brief Identifier for a MOST Message Content */
+typedef enum Enc_MsgContent_
+{
+ ENC_CONTENT_00 = 0x00, /*!< \brief Content Type "0x00": Uncompressed, excluding retry values */
+ ENC_CONTENT_80 = 0x80, /*!< \brief Content Type "0x80": Compressed, excluding retry values */
+ ENC_CONTENT_81 = 0x81 /*!< \brief Content Type "0x81": Compressed, including retry values */
+
+} Enc_MsgContent_t;
+
+/*! \brief Interface for message encoder */
+typedef struct IEncoder_
+{
+ Enc_MsgContent_t content_type; /*!< \brief Retrieves the content type of the MOST message header */
+ uint8_t pm_hdr_sz; /*!< \brief Retrieves the size of the Port Message header */
+ uint8_t msg_hdr_sz; /*!< \brief Retrieves the size of the MOST message header */
+ Enc_Encode_t encode_fptr; /*!< \brief Function required to encode a MOST message header */
+ Enc_Decode_t decode_fptr; /*!< \brief Function required to decode a MOST message header */
+
+} IEncoder;
+
+/*------------------------------------------------------------------------------------------------*/
+/* Function prototypes */
+/*------------------------------------------------------------------------------------------------*/
+extern IEncoder *Enc_GetEncoder(Enc_MsgContent_t type);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* #ifndef UCS_ENCODER_H */
+
+/*!
+ * @}
+ * \endcond
+ */
+
+/*------------------------------------------------------------------------------------------------*/
+/* End of file */
+/*------------------------------------------------------------------------------------------------*/
+