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node: add short forms of node_{read,write}() for handling single samples

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This commit is contained in:
Steffen Vogel 2021-06-27 17:39:36 -04:00
parent 57495543a9
commit c5d0622e94
3 changed files with 18 additions and 4 deletions
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8
include/villas/node.h
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@ -198,9 +198,13 @@ struct vlist * node_input_signals(struct vnode *n);
*/
int node_reverse(struct vnode *n);
int node_read(struct vnode *n, struct sample * smps[], unsigned cnt);
int node_read(struct vnode *n, struct sample *smps[], unsigned cnt);
int node_write(struct vnode *n, struct sample * smps[], unsigned cnt, bool clone_if_modified = false);
int node_write(struct vnode *n, struct sample *smps[], unsigned cnt);
int node_read(struct vnode *n, struct sample *smp);
int node_write(struct vnode *n, struct sample *smp);
int node_poll_fds(struct vnode *n, int fds[]);

10
lib/node.cpp
View file

@ -721,3 +721,13 @@ json_t * node_to_json(struct vnode *n)
return json_node;
}
int node_read(struct vnode *n, struct sample *smp)
{
return node_read(n, &smp, 1);
}
int node_write(struct vnode *n, struct sample *smp)
{
return node_write(n, &smp, 1);
}

4
src/villas-test-rtt.cpp
View file

@ -206,8 +206,8 @@ check: if (optarg == endptr)
while (!stop && (count < 0 || count--)) {
clock_gettime(CLOCK_ID, &send);
node_write(node, &smp_send, 1); /* Ping */
node_read(node, &smp_recv, 1); /* Pong */
node_write(node, smp_send); /* Ping */
node_read(node, smp_recv); /* Pong */
clock_gettime(CLOCK_ID, &recv);