Add sample C program

rpc/main.c

@@ -0,0 +1,35 @@
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <sane/sane.h>
+
+//gcc -lsane -L/usr/lib/arm-linux-gnueabihf/ -I/usr/include main.c
+
+int main (int argc, char **argv) {
+    SANE_Status     status;
+    SANE_Int        version_code;
+    SANE_Auth_Callback  authorize;
+    SANE_Handle         h;
+    const SANE_Device   **device_list;
+
+    status = sane_init(NULL, NULL);
+    if(status != SANE_STATUS_GOOD) {
+        perror("sane did not start");
+        exit(EXIT_FAILURE);
+    }
+
+    status = sane_get_devices(&device_list, SANE_TRUE);
+    if(status != SANE_STATUS_GOOD) {
+        perror("sane_get_devices, was apparently GOOD");
+    }
+    printf("%s, %s, %s, %s\n",
+           device_list[0]->name,
+           device_list[0]->vendor,
+           device_list[0]->model,
+           device_list[0]->type);
+
+    printf("exiting sane... \n");
+    sane_exit();
+    exit(EXIT_SUCCESS);
+}