diff options
author | Felix Fietkau <nbd@nbd.name> | 2021-08-19 09:47:04 +0300 |
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committer | Felix Fietkau <nbd@nbd.name> | 2021-08-19 09:56:59 +0300 |
commit | d716ac4bc4236031d4c3cc1ed362b502e20e3787 (patch) | |
tree | bd04e232506785e302d937911c285187dc6b5c1e | |
parent | b14c4688612c05c78ce984d7bde633bce8703b1e (diff) |
list.h: add a few missing iterator macros
Signed-off-by: Felix Fietkau <nbd@nbd.name>
-rw-r--r-- | list.h | 12 |
1 files changed, 12 insertions, 0 deletions
@@ -112,6 +112,8 @@ list_del_init(struct list_head *entry) #define list_entry(ptr, type, field) container_of(ptr, type, field) #define list_first_entry(ptr, type, field) list_entry((ptr)->next, type, field) #define list_last_entry(ptr, type, field) list_entry((ptr)->prev, type, field) +#define list_next_entry(pos, member) list_entry((pos)->member.next, typeof(*(pos)), member) +#define list_entry_is_h(p, h, field) (&p->field == (h)) #define list_for_each(p, head) \ for (p = (head)->next; p != (head); p = p->next) @@ -123,6 +125,16 @@ list_del_init(struct list_head *entry) for (p = list_first_entry(h, __typeof__(*p), field); &p->field != (h); \ p = list_entry(p->field.next, __typeof__(*p), field)) +#define list_for_each_entry_continue(p, h, field) \ + for (p = list_next_entry(p, field); \ + !list_entry_is_h(p, h, field); \ + p = list_next_entry(p, field)) + +#define list_for_each_entry_continue_reverse(p, h, field) \ + for (p = list_prev_entry(p, field); \ + !list_entry_is_h(p, h, field); \ + p = list_prev_entry(p, field)) + #define list_for_each_entry_safe(p, n, h, field) \ for (p = list_first_entry(h, __typeof__(*p), field), \ n = list_entry(p->field.next, __typeof__(*p), field); &p->field != (h);\ |