now with c!

1 files changed, 71 insertions, 0 deletions

diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..80598e1
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,71 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <libusb.h>
+#include "config.h"
+#include "logger.h"
+
+static char* on_docked;
+static char* on_undocked;
+
+int hotplug_callback(struct libusb_context *ctx, struct libusb_device *dev,
+					 libusb_hotplug_event event, void *user_data) {
+	static libusb_device_handle *dev_handle = NULL;
+	struct libusb_device_descriptor desc;
+
+	(void)libusb_get_device_descriptor(dev, &desc);
+
+	LOG(LOG_DEBUG, "device: 0x%04x 0x%04x\n", desc.idVendor, desc.idProduct);
+
+	if (desc.idVendor == DOCK_VENDOR && desc.idProduct == DOCK_PRODUCT) {
+		if (event == LIBUSB_HOTPLUG_EVENT_DEVICE_ARRIVED) {
+			if (fork() == 0) {
+				execl(ON_DOCKED, ON_DOCKED, NULL);
+			}
+			LOG(LOG_DEBUG, "docked\n");
+		} else {
+			if (fork() == 0) {
+				execl(ON_UNDOCKED, ON_UNDOCKED, NULL);
+			}
+			LOG(LOG_DEBUG, "undocked\n");
+		}
+	} else {
+		LOG(LOG_DEBUG, "not dock\n");
+	}
+
+	return 0;
+}
+
+int main(int argc, char* argv[]) {
+	libusb_hotplug_callback_handle callback_handle;
+	int rc;
+
+	LOG(LOG_INFO, "starting dockd...\n");
+
+	libusb_init_context(NULL, NULL, 0);
+
+	LOG(LOG_DEBUG, "init'd libusb context.\n");
+
+	rc = libusb_hotplug_register_callback(NULL,
+										  LIBUSB_HOTPLUG_EVENT_DEVICE_ARRIVED |
+										  LIBUSB_HOTPLUG_EVENT_DEVICE_LEFT, 0,
+										  LIBUSB_HOTPLUG_MATCH_ANY,
+										  LIBUSB_HOTPLUG_MATCH_ANY,
+										  LIBUSB_HOTPLUG_MATCH_ANY,
+										  hotplug_callback, NULL,
+										  &callback_handle);
+
+	if (rc != LIBUSB_SUCCESS) {
+		LOG(LOG_ERROR, "failed to register libusb callback.\n");
+		exit(rc);
+	} else {
+		LOG(LOG_DEBUG, "registered libusb hotplub callback.\n");
+	}
+
+	LOG(LOG_DEBUG, "beginning event loop...\n");
+
+	while (1) {
+		libusb_handle_events_completed(NULL, NULL);
+		nanosleep(&(struct timespec){0, 10000000UL}, NULL);
+	}
+}