proxmox-mirrors/mirror_frr
1
0
Fork 0
mirror of https://git.proxmox.com/git/mirror_frr synced 2025-08-06 02:46:26 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

nhrpd: convert zbuf queue to DLIST

Browse Source 
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
This commit is contained in:
David Lamparter 2021-03-27 22:46:33 +01:00 committed by David Lamparter
parent b4f3d41bfd
commit f9aa07b1a8
2 changed files with 16 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
nhrpd/zbuf.c
View File

@ -164,35 +164,33 @@ void *zbuf_may_pull_until(struct zbuf *zb, const char *sep, struct zbuf *msg)
void zbufq_init(struct zbuf_queue *zbq)
{
*zbq = (struct zbuf_queue){
.queue_head = LIST_INITIALIZER(zbq->queue_head),
.queue_head = INIT_DLIST(zbq->queue_head),
};
}
void zbufq_reset(struct zbuf_queue *zbq)
{
struct zbuf *buf, *bufn;
struct zbuf *buf;
list_for_each_entry_safe(buf, bufn, &zbq->queue_head, queue_list)
{
list_del(&buf->queue_list);
frr_each_safe (zbuf_queue, &zbq->queue_head, buf) {
zbuf_queue_del(&zbq->queue_head, buf);
zbuf_free(buf);
}
}
void zbufq_queue(struct zbuf_queue *zbq, struct zbuf *zb)
{
list_add_tail(&zb->queue_list, &zbq->queue_head);
zbuf_queue_add_tail(&zbq->queue_head, zb);
}
int zbufq_write(struct zbuf_queue *zbq, int fd)
{
struct iovec iov[16];
struct zbuf *zb, *zbn;
struct zbuf *zb;
ssize_t r;
size_t iovcnt = 0;
list_for_each_entry_safe(zb, zbn, &zbq->queue_head, queue_list)
{
frr_each_safe (zbuf_queue, &zbq->queue_head, zb) {
iov[iovcnt++] = (struct iovec){
.iov_base = zb->head, .iov_len = zbuf_used(zb),
};
@ -204,15 +202,14 @@ int zbufq_write(struct zbuf_queue *zbq, int fd)
if (r < 0)
return r;
list_for_each_entry_safe(zb, zbn, &zbq->queue_head, queue_list)
{
frr_each_safe (zbuf_queue, &zbq->queue_head, zb) {
if (r < (ssize_t)zbuf_used(zb)) {
zb->head += r;
return 1;
}
r -= zbuf_used(zb);
list_del(&zb->queue_list);
zbuf_queue_del(&zbq->queue_head, zb);
zbuf_free(zb);
}

10
nhrpd/zbuf.h
View File

@ -15,18 +15,22 @@
#include <endian.h>
#include <sys/types.h>
#include "list.h"
#include "typesafe.h"
PREDECL_DLIST(zbuf_queue);
struct zbuf {
struct list_head queue_list;
struct zbuf_queue_item queue_entry;
unsigned allocated : 1;
unsigned error : 1;
uint8_t *buf, *end;
uint8_t *head, *tail;
};
DECLARE_DLIST(zbuf_queue, struct zbuf, queue_entry);
struct zbuf_queue {
struct list_head queue_head;
struct zbuf_queue_head queue_head;
};
struct zbuf *zbuf_alloc(size_t size);