Vector bootstrap header file. More...

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Data Structures
struct	vec_header_t
	vector header structure More...

Macros
#define	vec_len(v) ((v) ? _vec_len(v) : 0)
	Number of elements in vector (rvalue-only, NULL tolerant) More...

#define	vec_reset_length(v) do { if (v) _vec_len (v) = 0; } while (0)
	Reset vector length to zero NULL-pointer tolerant. More...

#define	vec_bytes(v) (vec_len (v) * sizeof (v[0]))
	Number of data bytes in vector. More...

#define	vec_capacity(v, b)
	Total number of bytes that can fit in vector with current allocation. More...

#define	vec_max_len(v) (vec_capacity(v,0) / sizeof (v[0]))
	Total number of elements that can fit into vector. More...

#define	vec_end(v) ((v) + vec_len (v))
	End (last data address) of vector. More...

#define	vec_is_member(v, e) ((e) >= (v) && (e) < vec_end (v))
	True if given pointer is within given vector. More...

#define	vec_elt_at_index(v, i)
	Get vector value at index i checking that i is in bounds. More...

#define	vec_elt(v, i) (vec_elt_at_index(v,i))[0]
	Get vector value at index i. More...

#define	vec_foreach(var, vec) for (var = (vec); var < vec_end (vec); var++)
	Vector iterator. More...

#define	vec_foreach_backwards(var, vec) for (var = vec_end (vec) - 1; var >= (vec); var--)
	Vector iterator (reverse) More...

#define	vec_foreach_index(var, v) for ((var) = 0; (var) < vec_len (v); (var)++)
	Iterate over vector indices. More...

#define	vec_foreach_index_backwards(var, v) for ((var) = vec_len((v)) - 1; (var) >= 0; (var)--)
	Iterate over vector indices (reverse). More...

Functions
static uword	vec_header_bytes (uword header_bytes)

static void *	vec_header (void *v, uword header_bytes)
	Find a user vector header. More...

static void *	vec_header_end (void *v, uword header_bytes)
	Find the end of user vector header. More...

static uword	vec_aligned_header_bytes (uword header_bytes, uword align)

static void *	vec_aligned_header (void *v, uword header_bytes, uword align)

static void *	vec_aligned_header_end (void *v, uword header_bytes, uword align)

Detailed Description

Vector bootstrap header file.

Definition in file vec_bootstrap.h.

Macro Definition Documentation

#define vec_bytes ( v ) (vec_len (v) * sizeof (v[0]))

Number of data bytes in vector.

Definition at line 153 of file vec_bootstrap.h.

#define vec_capacity	(	v,
		b
	)

Value:

({                                                                              \
  void * _vec_capacity_v = (void *) (v);                                        \
  uword _vec_capacity_b = (b);                                                  \
  _vec_capacity_b = sizeof (vec_header_t) + _vec_round_size (_vec_capacity_b);  \
  _vec_capacity_v ? clib_mem_size (_vec_capacity_v - _vec_capacity_b) : 0;      \
})

Total number of bytes that can fit in vector with current allocation.

Definition at line 157 of file vec_bootstrap.h.

#define vec_elt	(	v,
		i
	)	(vec_elt_at_index(v,i))[0]

Get vector value at index i.

Definition at line 182 of file vec_bootstrap.h.

#define vec_elt_at_index	(	v,
		i
	)

Value:

({                                              \
  ASSERT ((i) < vec_len (v));                   \
  (v) + (i);                                    \
})

Get vector value at index i checking that i is in bounds.

Definition at line 175 of file vec_bootstrap.h.

#define vec_end ( v ) ((v) + vec_len (v))

End (last data address) of vector.

Definition at line 169 of file vec_bootstrap.h.

#define vec_foreach	(	var,
		vec
	)	for (var = (vec); var < vec_end (vec); var++)

Vector iterator.

Definition at line 185 of file vec_bootstrap.h.

#define vec_foreach_backwards	(	var,
		vec
	)	for (var = vec_end (vec) - 1; var >= (vec); var--)

Vector iterator (reverse)

Definition at line 188 of file vec_bootstrap.h.

#define vec_foreach_index	(	var,
		v
	)	for ((var) = 0; (var) < vec_len (v); (var)++)

Iterate over vector indices.

Definition at line 192 of file vec_bootstrap.h.

#define vec_foreach_index_backwards	(	var,
		v
	)	for ((var) = vec_len((v)) - 1; (var) >= 0; (var)--)

Iterate over vector indices (reverse).

Definition at line 195 of file vec_bootstrap.h.

#define vec_is_member	(	v,
		e
	)	((e) >= (v) && (e) < vec_end (v))

True if given pointer is within given vector.

Definition at line 172 of file vec_bootstrap.h.

#define vec_len ( v ) ((v) ? _vec_len(v) : 0)

Number of elements in vector (rvalue-only, NULL tolerant)

vec_len (v) checks for NULL, but cannot be used as an lvalue. If in doubt, use vec_len...

Definition at line 143 of file vec_bootstrap.h.

#define vec_max_len ( v ) (vec_capacity(v,0) / sizeof (v[0]))

Total number of elements that can fit into vector.

Definition at line 166 of file vec_bootstrap.h.

#define vec_reset_length ( v ) do { if (v) _vec_len (v) = 0; } while (0)

Reset vector length to zero NULL-pointer tolerant.

Definition at line 149 of file vec_bootstrap.h.

Function Documentation

static void* vec_aligned_header	(	void *	v,
		uword	header_bytes,
		uword	align
	)

inlinestatic

Definition at line 117 of file vec_bootstrap.h.

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static uword vec_aligned_header_bytes	(	uword	header_bytes,
		uword	align
	)

inlinestatic

Definition at line 111 of file vec_bootstrap.h.

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static void* vec_aligned_header_end	(	void *	v,
		uword	header_bytes,
		uword	align
	)

inlinestatic

Definition at line 123 of file vec_bootstrap.h.

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static void* vec_header	(	void *	v,
		uword	header_bytes
	)

inlinestatic

Find a user vector header.

Finds the user header of a vector with unspecified alignment given the user pointer to the vector.

Definition at line 93 of file vec_bootstrap.h.

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static uword vec_header_bytes ( uword header_bytes )

inlinestatic

Definition at line 80 of file vec_bootstrap.h.

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static void* vec_header_end	(	void *	v,
		uword	header_bytes
	)

inlinestatic

Find the end of user vector header.

Finds the end of the user header of a vector with unspecified alignment given the user pointer to the vector.

Definition at line 105 of file vec_bootstrap.h.

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Data Structures

Macros

Functions

Detailed Description

Macro Definition Documentation

Function Documentation