arm_inlines_endian.h File Reference

Endian conversion and testing inlines. More...

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Typedefs
typedef enum eEndian	eEndian

Enumerations
enum	eEndian {   Endian_little = 0 , Endian_big , Endian_mid_little , Endian_mid_big ,   Endian_unknown }
	Core endian. More...

Functions
WORD	SWAP_END16B (const WORD w)
	Swap content endian of a 16b value (little -> big, big -> little)
DWORD	SWAP_END32B (const DWORD d)
	Swap content endian of a 32b value (little -> big, big -> little)
LWORD	SWAP_END64B (const LWORD l)
	Swap content endian of a 64b value (little -> big, big -> little)
void	SWAP_END16B_TAB (WORD tab[], const WORD nb)
	Swap endian of a 16b tab (little -> big, big -> little)
void	SWAP_END32B_TAB (DWORD tab[], const WORD nb)
	Swap endian of a 32b tab (little -> big, big -> little)
void	SWAP_END64B_TAB (LWORD tab[], const WORD nb)
	Swap endian of a 64b tab (little -> big, big -> little)
eEndian	testEndian_basic (void)
	Test Core endian.
eEndian	testEndian_full (void)
	Test Core endian (full, recognizing mid endian too)

Detailed Description

Endian conversion and testing inlines.

Author

SMFSW

Copyright

MIT (c) 2017-2026, SMFSW

Typedef Documentation

eEndian

typedef enum eEndian eEndian

Enumeration Type Documentation

eEndian

enum eEndian

Core endian.

Enumerator
Endian_little	Little endian configured MCU.
Endian_big	Big endian configured MCU.
Endian_mid_little	Middle little endian configured MCU (PDP-11)
Endian_mid_big	Middle big endian configured MCU (Honeywell 316)
Endian_unknown	Unknown endian MCU.

Function Documentation

SWAP_END16B()

WORD SWAP_END16B ( const WORD w )

inline

Swap content endian of a 16b value (little -> big, big -> little)

Parameters

[in]

w

- 16b value

Returns

Swapped value

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SWAP_END16B_TAB()

void SWAP_END16B_TAB ( WORD tab[], const WORD nb )

inline

Swap endian of a 16b tab (little -> big, big -> little)

Parameters

[in]	tab	- tab of 16b values
[in]	nb	- nb of values in tab

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SWAP_END32B()

DWORD SWAP_END32B ( const DWORD d )

inline

Swap content endian of a 32b value (little -> big, big -> little)

Parameters

[in]

d

- 32b value

Returns

Swapped value

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SWAP_END32B_TAB()

void SWAP_END32B_TAB ( DWORD tab[], const WORD nb )

inline

Swap endian of a 32b tab (little -> big, big -> little)

Parameters

[in]	tab	- tab of 32b values
[in]	nb	- nb of values in tab

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SWAP_END64B()

LWORD SWAP_END64B ( const LWORD l )

inline

Swap content endian of a 64b value (little -> big, big -> little)

Parameters

[in]

l

- 64b value

Returns

Swapped value

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SWAP_END64B_TAB()

void SWAP_END64B_TAB ( LWORD tab[], const WORD nb )

inline

Swap endian of a 64b tab (little -> big, big -> little)

Parameters

[in]	tab	- tab of 64b values
[in]	nb	- nb of values in tab

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testEndian_basic()

eEndian testEndian_basic ( void )

inline

Test Core endian.

Returns

Endian type

testEndian_full()

eEndian testEndian_full ( void )

inline

Test Core endian (full, recognizing mid endian too)

MISRA C:2012 Deviations

Function scope deviation granted for:
Rule-15.5 - Advisory: single point of exit (misra-c2012-15.5)
Rule-19.2 - Advisory: union keyword (misra-c2012-19.2)

Returns

Endian type