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https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
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3c3d165990
Introduce Encode/Decode Library to perform QMI message marshaling. The QMI Encode/Decode Library encodes the kernel C data structures into QMI wire format and decodes the messages in QMI wire format into kernel C structures. Change-Id: Ib443e697dafedeac8a790de9a3a8ed4a8444082f Signed-off-by: Karthikeyan Ramasubramanian <kramasub@codeaurora.org>
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _QMI_ENCDEC_PRIV_H_
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#define _QMI_ENCDEC_PRIV_H_
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#include <linux/types.h>
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#include <linux/errno.h>
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#include <linux/mm.h>
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#include <linux/list.h>
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#include <linux/socket.h>
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#include <linux/gfp.h>
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#include <linux/qmi_encdec.h>
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#define QMI_ENCDEC_ENCODE_TLV(type, length, p_dst) do { \
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*p_dst++ = type; \
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*p_dst++ = ((uint8_t)((length) & 0xFF)); \
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*p_dst++ = ((uint8_t)(((length) >> 8) & 0xFF)); \
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} while (0)
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#define QMI_ENCDEC_DECODE_TLV(p_type, p_length, p_src) do { \
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*p_type = (uint8_t)*p_src++; \
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*p_length = (uint8_t)*p_src++; \
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*p_length |= ((uint8_t)*p_src) << 8; \
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} while (0)
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#define QMI_ENCDEC_ENCODE_N_BYTES(p_dst, p_src, size) \
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do { \
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memcpy(p_dst, p_src, size); \
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p_dst = (uint8_t *)p_dst + size; \
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p_src = (uint8_t *)p_src + size; \
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} while (0)
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#define QMI_ENCDEC_DECODE_N_BYTES(p_dst, p_src, size) \
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do { \
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memcpy(p_dst, p_src, size); \
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p_dst = (uint8_t *)p_dst + size; \
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p_src = (uint8_t *)p_src + size; \
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} while (0)
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#define UPDATE_ENCODE_VARIABLES(temp_si, buf_dst, \
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encoded_bytes, tlv_len, encode_tlv, rc) \
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do { \
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buf_dst = (uint8_t *)buf_dst + rc; \
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encoded_bytes += rc; \
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tlv_len += rc; \
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temp_si = temp_si + 1; \
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encode_tlv = 1; \
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} while (0)
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#define UPDATE_DECODE_VARIABLES(buf_src, decoded_bytes, rc) \
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do { \
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buf_src = (uint8_t *)buf_src + rc; \
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decoded_bytes += rc; \
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} while (0)
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#endif
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