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[list] Tidy up naming convention for list_contains() and friends

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2011-10-14 13:35:05 +01:00
parent 12767d2202
commit 38b205d0a4
3 changed files with 48 additions and 12 deletions
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56
src/include/ipxe/list.h
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@@ -170,6 +170,18 @@ static inline int list_empty ( const struct list_head *list ) {
( type * ) NULL : \
list_entry ( (list)->next, type, member ) )
/**
* Iterate over a list
*
* @v pos Iterator
* @v head List head
*/
#define list_for_each( pos, head ) \
for ( list_check ( (head) ), \
pos = (head)->next; \
pos != (head); \
pos = (pos)->next )
/**
* Iterate over entries in a list
*
@@ -212,6 +224,38 @@ static inline int list_empty ( const struct list_head *list ) {
pos = tmp, \
tmp = list_entry ( tmp->member.next, typeof ( *tmp ), member ) )
/**
* Test if list contains a specified entry
*
* @v entry Entry
* @v head List head
* @ret present List contains specified entry
*/
static inline int list_contains ( struct list_head *entry,
struct list_head *head ) {
struct list_head *tmp;
list_for_each ( tmp, head ) {
if ( tmp == entry )
return 1;
}
return 0;
}
#define list_contains( entry, head ) ( { \
list_check ( (head) ); \
list_check ( (entry) ); \
list_contains ( (entry), (head) ); } )
/**
* Test if list contains a specified entry
*
* @v entry Entry
* @v head List head
* @ret present List contains specified entry
*/
#define list_contains_entry( entry, head, member ) \
list_contains ( &(entry)->member, (head) )
/**
* Check list contains a specified entry
*
@@ -219,16 +263,8 @@ static inline int list_empty ( const struct list_head *list ) {
* @v head List head
* @v member Name of list field within iterator's type
*/
#define list_check_contains( entry, head, member ) do { \
if ( ASSERTING ) { \
typeof ( entry ) tmp; \
int found = 0; \
list_for_each_entry ( tmp, head, member ) { \
if ( tmp == entry ) \
found = 1; \
} \
assert ( found ); \
} \
#define list_check_contains_entry( entry, head, member ) do { \
assert ( list_contains_entry ( (entry), (head), member ) ); \
} while ( 0 )
#endif /* _IPXE_LIST_H */