speedwm-personal/toggle/ipc-cli.c
speedie a258afba18 Add IPC patch, add as an option. Will likely simplify this soon but for
now, edit config,mk and enable it in toggle.h. It is enabled by default
but not compatible with BSD so comment the lines if you use that.
2022-08-26 11:41:11 +02:00

67 lines
1.2 KiB
C

#include "ipc-cli.h"
#include <string.h>
#include <sys/epoll.h>
#include "../util.h"
IPCClient *
ipc_client_new(int fd)
{
IPCClient *c = (IPCClient *)malloc(sizeof(IPCClient));
if (c == NULL) return NULL;
// Initialize struct
memset(&c->event, 0, sizeof(struct epoll_event));
c->buffer_size = 0;
c->buffer = NULL;
c->fd = fd;
c->event.data.fd = fd;
c->next = NULL;
c->prev = NULL;
c->subscriptions = 0;
return c;
}
void
ipc_list_add_client(IPCClientList *list, IPCClient *nc)
{
DEBUG("Adding client with fd %d to list\n", nc->fd);
if (*list == NULL) {
// List is empty, point list at first client
*list = nc;
} else {
IPCClient *c;
// Go to last client in list
for (c = *list; c && c->next; c = c->next)
;
c->next = nc;
nc->prev = c;
}
}
void
ipc_list_remove_client(IPCClientList *list, IPCClient *c)
{
IPCClient *cprev = c->prev;
IPCClient *cnext = c->next;
if (cprev != NULL) cprev->next = c->next;
if (cnext != NULL) cnext->prev = c->prev;
if (c == *list) *list = c->next;
}
IPCClient *
ipc_list_get_client(IPCClientList list, int fd)
{
for (IPCClient *c = list; c; c = c->next) {
if (c->fd == fd) return c;
}
return NULL;
}