Data Structures
struct	spa_rectangle

struct	spa_point

struct	spa_region

struct	spa_fraction

Macros
#define	SPA_STATIC_ASSERT_IMPL(expr, ...) ((void)sizeof(struct { int spa_static_assertion_failed : 2 * !!(expr) - 1; }))

#define	SPA_ALIGNOF __alignof__

#define	SPA_STATIC_ASSERT(expr, ...) SPA_STATIC_ASSERT_IMPL(expr, ## __VA_ARGS__, "`" #expr "` evaluated to false")

#define	SPA_CONCAT_NOEXPAND(a, b) a ## b

#define	SPA_CONCAT(a, b) SPA_CONCAT_NOEXPAND(a, b)

#define	SPA_FALLTHROUGH /* FALLTHROUGH */
	SPA_FALLTHROUGH is an annotation to suppress compiler warnings about switch cases that fall through without a break or return statement.

#define	SPA_FLAG_MASK(field, mask, flag) (((field) & (mask)) == (flag))

#define	SPA_FLAG_IS_SET(field, flag) SPA_FLAG_MASK(field, flag, flag)

#define	SPA_FLAG_SET(field, flag) ((field) \|= (flag))

#define	SPA_FLAG_CLEAR(field, flag)

#define	SPA_FLAG_UPDATE(field, flag, val) ((val) ? SPA_FLAG_SET((field),(flag)) : SPA_FLAG_CLEAR((field),(flag)))

#define	SPA_DIRECTION_REVERSE(d) ((d) ^ 1)

#define	SPA_RECTANGLE(width, height) ((struct spa_rectangle){ (width), (height) })

#define	SPA_POINT(x, y) ((struct spa_point){ (x), (y) })

#define	SPA_REGION(x, y, width, height) ((struct spa_region){ SPA_POINT(x,y), SPA_RECTANGLE(width,height) })

#define	SPA_FRACTION(num, denom) ((struct spa_fraction){ (num), (denom) })

#define	SPA_N_ELEMENTS(arr) (sizeof(arr) / sizeof((arr)[0]))

#define	SPA_FOR_EACH_ELEMENT(arr, ptr) for ((ptr) = arr; (void*)(ptr) < SPA_PTROFF(arr, sizeof(arr), void); (ptr)++)
	Array iterator macro.

#define	SPA_FOR_EACH_ELEMENT_VAR(arr, var) for (__typeof__((arr)[0])* var = arr; (void*)(var) < SPA_PTROFF(arr, sizeof(arr), void); (var)++)

#define	SPA_ABS(a)

#define	SPA_MIN(a, b)

#define	SPA_MAX(a, b)

#define	SPA_CLAMP(v, low, high)

#define	SPA_CLAMPF(v, low, high)

#define	SPA_CLAMPD(v, low, high)

#define	SPA_SWAP(a, b)

#define	SPA_TYPECHECK(type, x)

#define	SPA_PTROFF(ptr_, offset_, type_) ((type_*)((uintptr_t)(ptr_) + (ptrdiff_t)(offset_)))
	Return the address (buffer + offset) as pointer of type.

#define	SPA_PTROFF_ALIGN(ptr_, offset_, alignment_, type_) SPA_PTR_ALIGN(SPA_PTROFF(ptr_,offset_,type_),alignment_,type_)

#define	SPA_MEMBER(b, o, t) SPA_PTROFF(b,o,t)
	Deprecated, use SPA_PTROFF and SPA_PTROFF_ALIGN instead.

#define	SPA_MEMBER_ALIGN(b, o, a, t) SPA_PTROFF_ALIGN(b,o,a,t)

#define	SPA_CONTAINER_OF(p, t, m) ((t*)((uintptr_t)(p) - offsetof(t,m)))

#define	SPA_PTRDIFF(p1, p2) ((intptr_t)(p1) - (intptr_t)(p2))

#define	SPA_PTR_TO_UINT32(p) ((uint32_t) ((uintptr_t) (p)))

#define	SPA_UINT32_TO_PTR(u) ((void*) ((uintptr_t) (u)))

#define	SPA_TIME_INVALID ((int64_t)INT64_MIN)

#define	SPA_IDX_INVALID ((unsigned int)-1)

#define	SPA_ID_INVALID ((uint32_t)0xffffffff)

#define	SPA_NSEC_PER_SEC (1000000000LL)

#define	SPA_NSEC_PER_MSEC (1000000ll)

#define	SPA_NSEC_PER_USEC (1000ll)

#define	SPA_USEC_PER_SEC (1000000ll)

#define	SPA_USEC_PER_MSEC (1000ll)

#define	SPA_MSEC_PER_SEC (1000ll)

#define	SPA_TIMESPEC_TO_NSEC(ts) ((ts)->tv_sec * SPA_NSEC_PER_SEC + (ts)->tv_nsec)

#define	SPA_TIMESPEC_TO_USEC(ts) ((ts)->tv_sec * SPA_USEC_PER_SEC + (ts)->tv_nsec / SPA_NSEC_PER_USEC)

#define	SPA_TIMEVAL_TO_NSEC(tv) ((tv)->tv_sec * SPA_NSEC_PER_SEC + (tv)->tv_usec * SPA_NSEC_PER_USEC)

#define	SPA_TIMEVAL_TO_USEC(tv) ((tv)->tv_sec * SPA_USEC_PER_SEC + (tv)->tv_usec)

#define	SPA_PRINTF_FUNC(fmt, arg1)

#define	SPA_FORMAT_ARG_FUNC(arg1)

#define	SPA_ALIGNED(align)

#define	SPA_DEPRECATED

#define	SPA_EXPORT

#define	SPA_SENTINEL

#define	SPA_UNUSED

#define	SPA_NORETURN

#define	SPA_WARN_UNUSED_RESULT

#define	SPA_RESTRICT

#define	SPA_ROUND_DOWN(num, value)

#define	SPA_ROUND_UP(num, value)

#define	SPA_ROUND_MASK(num, mask) ((__typeof__(num))((mask)-1))

#define	SPA_ROUND_DOWN_N(num, align) ((num) & ~SPA_ROUND_MASK(num, align))

#define	SPA_ROUND_UP_N(num, align) ((((num)-1) \| SPA_ROUND_MASK(num, align))+1)

#define	SPA_SCALE32_UP(val, num, denom)

#define	SPA_PTR_ALIGNMENT(p, align) ((uintptr_t)(p) & ((align)-1))

#define	SPA_IS_ALIGNED(p, align) (SPA_PTR_ALIGNMENT(p,align) == 0)

#define	SPA_PTR_ALIGN(p, align, type) ((type*)SPA_ROUND_UP_N((intptr_t)(p), (intptr_t)(align)))

#define	SPA_LIKELY(x) (x)

#define	SPA_UNLIKELY(x) (x)

#define	spa_ptr_type_inside(p1, s1, p2, type, remaining) spa_ptr_inside_and_aligned(p1, s1, p2, sizeof(type), SPA_ALIGNOF(type), remaining)

#define	SPA_PTR_TO_INT(p) ((int) ((intptr_t) (p)))

#define	SPA_INT_TO_PTR(u) ((void*) ((intptr_t) (u)))

#define	SPA_STRINGIFY_1(...) #__VA_ARGS__

#define	SPA_STRINGIFY(...) SPA_STRINGIFY_1(__VA_ARGS__)

#define	spa_return_if_fail(expr)

#define	spa_return_val_if_fail(expr, val)

#define	spa_assert_se(expr)

#define	spa_nop() do {} while (false)

#define	spa_assert(expr) spa_assert_se(expr)

#define	spa_assert_not_reached()

#define	spa_memzero(x, l) (memset((x), 0, (l)))

#define	spa_zero(x) (spa_memzero(&(x), sizeof(x)))

#define	spa_memcpy(d, s, n) memcpy(d,s,n)

#define	spa_memmove(d, s, n) memmove(d,s,n)

#define	spa_aprintf(_fmt, ...)

Enumerations
enum	spa_direction { SPA_DIRECTION_INPUT = 0 , SPA_DIRECTION_OUTPUT = 1 }

Functions
static bool	spa_ptrinside (const void p1, size_t s1, const void p2, size_t s2, size_t *remaining)

static bool	spa_ptr_inside_and_aligned (const void p1, size_t s1, const void p2, size_t s2, size_t align, size_t *remaining)

Detailed Description

spa/utils/defs.h

Macro Definition Documentation

◆ SPA_STATIC_ASSERT_IMPL

#define SPA_STATIC_ASSERT_IMPL	(	expr,
		...
	)	((void)sizeof(struct { int spa_static_assertion_failed : 2 * !!(expr) - 1; }))

◆ SPA_ALIGNOF

#define SPA_ALIGNOF __alignof__

◆ SPA_STATIC_ASSERT

#define SPA_STATIC_ASSERT	(	expr,
		...
	)	SPA_STATIC_ASSERT_IMPL(expr, ## __VA_ARGS__, "`" #expr "` evaluated to false")

◆ SPA_CONCAT_NOEXPAND

#define SPA_CONCAT_NOEXPAND	(	a,
		b
	)	a ## b

◆ SPA_CONCAT

#define SPA_CONCAT	(	a,
		b
	)	SPA_CONCAT_NOEXPAND(a, b)

Data Structures

Macros

Enumerations

Functions

Detailed Description

Macro Definition Documentation

◆ SPA_STATIC_ASSERT_IMPL

◆ SPA_ALIGNOF

◆ SPA_STATIC_ASSERT

◆ SPA_CONCAT_NOEXPAND

◆ SPA_CONCAT