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-rw-r--r--ctrl/facemgr/examples/updowncli/Makefile25
-rw-r--r--ctrl/facemgr/examples/updowncli/updowncli.c57
2 files changed, 82 insertions, 0 deletions
diff --git a/ctrl/facemgr/examples/updowncli/Makefile b/ctrl/facemgr/examples/updowncli/Makefile
new file mode 100644
index 000000000..5e6111c2a
--- /dev/null
+++ b/ctrl/facemgr/examples/updowncli/Makefile
@@ -0,0 +1,25 @@
+EXEC = $(shell basename $$(pwd))
+CC = gcc
+
+CFLAGS = -std=gnu11 -O3 -Wall -Wextra -Wpedantic -Wstrict-aliasing
+#CFLAGS += $(shell pkg-config --cflags glib-2.0 gio-2.0)
+#LDFLAGS = $(shell pkg-config --libs glib-2.0 gio-2.0)
+
+SRC = $(wildcard *.c)
+OBJ = $(SRC:.c=.o)
+
+all: $(EXEC)
+
+${EXEC}: $(OBJ)
+ $(CC) -o $@ $^ $(LDFLAGS)
+
+%.o: %.c
+ $(CC) -o $@ -c $< $(CFLAGS)
+
+.PHONY: clean mrproper
+
+clean:
+ @rm -rf *.o
+
+mrproper: clean
+ @rm -rf $(EXEC)
diff --git a/ctrl/facemgr/examples/updowncli/updowncli.c b/ctrl/facemgr/examples/updowncli/updowncli.c
new file mode 100644
index 000000000..4f5a14165
--- /dev/null
+++ b/ctrl/facemgr/examples/updowncli/updowncli.c
@@ -0,0 +1,57 @@
+#include <assert.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+/**
+ * \brief Default unix socket path (the leading \0 means using the abstract
+ * namespace instead of the filesystem).
+ */
+#define UNIX_PATH "\0updownsrv"
+
+int main() {
+ struct sockaddr_un addr;
+ char buf[100];
+ int fd,rc;
+
+ char * socket_path = UNIX_PATH;
+
+ if ( (fd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) {
+ perror("socket error");
+ exit(-1);
+ }
+
+ memset(&addr, 0, sizeof(addr));
+ addr.sun_family = AF_UNIX;
+ if (*socket_path == '\0') {
+ *addr.sun_path = '\0';
+ strncpy(addr.sun_path+1, socket_path+1, sizeof(addr.sun_path)-2);
+ } else {
+ strncpy(addr.sun_path, socket_path, sizeof(addr.sun_path)-1);
+ }
+
+ if (connect(fd, (struct sockaddr*)&addr, sizeof(addr)) == -1) {
+ perror("connect error");
+ exit(-1);
+ }
+
+ printf("Waiting for server data...\n");
+ while( (rc=read(fd, buf, sizeof(buf))) > 0) {
+ assert(rc == 1);
+ switch(buf[0]) {
+ case '\0':
+ printf("WiFi\n");
+ break;
+ case '\1':
+ printf("LTE\n");
+ break;
+ default:
+ printf("Unknown\n");
+ break;
+ }
+ }
+
+ return 0;
+}