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clean up endian convert function

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hathach 2019-05-14 12:12:23 +07:00
parent 3e24daac79
commit 81fc7b7e2b
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GPG Key ID: 2FA891220FBFD581
4 changed files with 15 additions and 25 deletions
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12
src/class/msc/msc_device.c
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@ -81,7 +81,7 @@ static inline uint32_t rdwr10_get_lba(uint8_t const command[])
memcpy(&lba, &p_rdwr10->lba, 4);
// lba is in Big Endian format
return __be2n(lba);
return tu_ntohl(lba);
}
static inline uint16_t rdwr10_get_blockcount(uint8_t const command[])
@ -93,7 +93,7 @@ static inline uint16_t rdwr10_get_blockcount(uint8_t const command[])
uint16_t block_count;
memcpy(&block_count, &p_rdwr10->block_count, 2);
return __be2n_16(block_count);
return tu_ntohs(block_count);
}
//--------------------------------------------------------------------+
@ -239,8 +239,8 @@ int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_t* buff
{
scsi_read_capacity10_resp_t read_capa10;
read_capa10.last_lba = ENDIAN_BE(block_count-1);
read_capa10.block_size = ENDIAN_BE(block_size);
read_capa10.last_lba = tu_htonl(block_count-1);
read_capa10.block_size = tu_htonl(block_size);
resplen = sizeof(read_capa10);
memcpy(buffer, &read_capa10, resplen);
@ -273,8 +273,8 @@ int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_t* buff
if ( _mscd_itf.sense_key == 0 ) tud_msc_set_sense(lun, SCSI_SENSE_NOT_READY, 0x04, 0x00);
}else
{
read_fmt_capa.block_num = ENDIAN_BE(block_count);
read_fmt_capa.block_size_u16 = ENDIAN_BE16(block_size);
read_fmt_capa.block_num = tu_htonl(block_count);
read_fmt_capa.block_size_u16 = tu_htons(block_size);
resplen = sizeof(read_fmt_capa);
memcpy(buffer, &read_fmt_capa, resplen);

8
src/class/msc/msc_host.c
View File

@ -232,7 +232,7 @@ tusb_error_t tuh_msc_read10(uint8_t dev_addr, uint8_t lun, void * p_buffer, uin
scsi_read10_t cmd_read10 =
{
.cmd_code = SCSI_CMD_READ_10,
.lba = __n2be(lba),
.lba = tu_htonl(lba),
.block_count = tu_u16_le2be(block_count)
};
@ -258,7 +258,7 @@ tusb_error_t tuh_msc_write10(uint8_t dev_addr, uint8_t lun, void const * p_buffe
scsi_write10_t cmd_write10 =
{
.cmd_code = SCSI_CMD_WRITE_10,
.lba = __n2be(lba),
.lba = tu_htonl(lba),
.block_count = tu_u16_le2be(block_count)
};
@ -372,8 +372,8 @@ bool msch_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *it
TU_ASSERT(osal_semaphore_wait(msch_sem_hdl, SCSI_XFER_TIMEOUT));
}
p_msc->last_lba = __be2n( ((scsi_read_capacity10_resp_t*)msch_buffer)->last_lba );
p_msc->block_size = (uint16_t) __be2n( ((scsi_read_capacity10_resp_t*)msch_buffer)->block_size );
p_msc->last_lba = tu_ntohl( ((scsi_read_capacity10_resp_t*)msch_buffer)->last_lba );
p_msc->block_size = (uint16_t) tu_ntohl( ((scsi_read_capacity10_resp_t*)msch_buffer)->block_size );
p_msc->is_initialized = true;

11
src/common/tusb_common.h
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@ -61,12 +61,6 @@
#define TU_BIT_CLEAR(x, n) ( (x) & (~TU_BIT(n)) ) ///< clear n-th bit of x
#define TU_BIT_TEST(x, n) ( ((x) & TU_BIT(n)) ? true : false ) ///< check if n-th bit of x is 1
//------------- Endian Conversion -------------//
#define ENDIAN_BE(u32) \
(uint32_t) ( (((u32) & 0xFF) << 24) | (((u32) & 0xFF00) << 8) | (((u32) >> 8) & 0xFF00) | (((u32) >> 24) & 0xFF) )
#define ENDIAN_BE16(le16) ((uint16_t) ((U16_LOW_U8(le16) << 8) | U16_HIGH_U8(le16)) )
// for declaration of reserved field, make use of _TU_COUNTER_
#define TU_RESERVED XSTRING_CONCAT_(reserved, _TU_COUNTER_)
@ -92,11 +86,6 @@
//--------------------------------------------------------------------+
// INLINE FUNCTION
//--------------------------------------------------------------------+
#ifndef __n2be_16 // TODO clean up
#define __n2be_16(u16) ((uint16_t) ((U16_LOW_U8(u16) << 8) | U16_HIGH_U8(u16)) )
#define __be2n_16(u16) __n2be_16(u16)
#endif
#define tu_memclr(buffer, size) memset((buffer), 0, (size))
#define tu_varclr(_var) tu_memclr(_var, sizeof(*(_var)))

9
src/common/tusb_compiler.h
View File

@ -62,11 +62,12 @@
#define ATTR_UNUSED __attribute__ ((unused)) // Function/Variable is meant to be possibly unused
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
#define __n2be(x) __builtin_bswap32(x) ///< built-in function to convert 32-bit from native to Big Endian
#define __be2n(x) __n2be(x) ///< built-in function to convert 32-bit from Big Endian to native
// Endian conversion use well-known host to network (big endian) naming
#define tu_htonl(x) __builtin_bswap32(x)
#define tu_ntohl(x) tu_htonl(x)
#define __n2be_16(u16) __builtin_bswap16(u16)
#define __be2n_16(u16) __n2be_16(u16)
#define tu_htons(u16) __builtin_bswap16(u16)
#define tu_ntohs(u16) tu_htons(u16)
#endif
#else