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Add invoke API.

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2026-06-30 08:24:44 +01:00
parent efe2453eac
commit 22b6ad6fce
6 changed files with 552 additions and 4 deletions
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44
cmd-queue.c
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@@ -35,6 +35,7 @@
enum cmdq_type {
CMDQ_COMMAND,
CMDQ_CALLBACK,
CMDQ_INVOKE,
};
/* Command queue item. */
@@ -60,6 +61,7 @@ struct cmdq_item {
struct cmd_list *cmdlist;
struct cmd *cmd;
struct cmd_invoke_state *invoke_state;
cmdq_cb cb;
void *data;
@@ -457,6 +459,8 @@ cmdq_remove(struct cmdq_item *item)
server_client_unref(item->client);
if (item->cmdlist != NULL)
cmd_list_free(item->cmdlist);
if (item->invoke_state != NULL)
cmd_invoke_state_free(item->invoke_state);
cmdq_free_state(item->state);
TAILQ_REMOVE(&item->queue->list, item, entry);
@@ -536,6 +540,41 @@ cmdq_get_command(struct cmd_list *cmdlist, struct cmdq_state *state)
return (first);
}
/* Get a single command for command queue with invoke state. */
struct cmdq_item *
cmdq_get_one_command(struct cmd *cmd, struct cmdq_state *state,
struct cmd_invoke_state *invoke_state)
{
struct cmd_list *cmdlist;
struct cmdq_item *item;
cmdlist = cmd_list_new();
cmd_list_append(cmdlist, cmd);
item = cmdq_get_command(cmdlist, state);
cmd_list_free(cmdlist);
item->invoke_state = cmd_invoke_state_add_ref(invoke_state);
return (item);
}
/* Get an invoke continuation for command queue. */
struct cmdq_item *
cmdq_get_invoke(struct cmd_invoke_state *invoke_state, struct cmdq_state *state)
{
struct cmdq_item *item;
item = xcalloc(1, sizeof *item);
xasprintf(&item->name, "[invoke/%p]", item);
item->type = CMDQ_INVOKE;
item->group = 0;
if (state == NULL)
item->state = cmdq_new_state(NULL, NULL, 0);
else
item->state = cmdq_link_state(state);
item->invoke_state = cmd_invoke_state_add_ref(invoke_state);
return (item);
}
/* Fill in flag for a command. */
static enum cmd_retval
cmdq_find_flag(struct cmdq_item *item, struct cmd_find_state *fs,
@@ -772,6 +811,8 @@ cmdq_next(struct client *c)
switch (item->type) {
case CMDQ_COMMAND:
retval = cmdq_fire_command(item);
if (item->invoke_state != NULL)
cmd_invoke_result(item->invoke_state, retval);
/*
* If a command returns an error, remove any
@@ -783,6 +824,9 @@ cmdq_next(struct client *c)
case CMDQ_CALLBACK:
retval = cmdq_fire_callback(item);
break;
case CMDQ_INVOKE:
retval = cmd_invoke_fire(item, item->invoke_state);
break;
default:
retval = CMD_RETURN_ERROR;
break;