libftdi: (tomj) fix ftdi_list_free

[libftdi] / examples / find_all.c

diff --git a/examples/find_all.c b/examples/find_all.c
new file mode 100644 (file)
index 0000000..9f5d61c
--- /dev/null
+++ b/examples/find_all.c
@@ -0,0 +1,39 @@
+/*
+    Example for ftdi_usb_find_all()
+*/
+
+#include <stdio.h>
+#include <ftdi.h>
+
+int main(int argc, char **argv)
+{
+    int ret, i;
+    struct ftdi_context ftdic;
+    struct ftdi_device_list *devlist, *curdev;
+    char manufacturer[128], description[128];
+
+    ftdi_init(&ftdic);
+
+    if((ret = ftdi_usb_find_all(&ftdic, &devlist, 0x0403, 0x6001)) < 0) {
+        fprintf(stderr, "ftdi_usb_find_all failed: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
+        return EXIT_FAILURE;
+    }
+
+    printf("Number of FTDI devices found: %d\n", ret);
+
+    i = 0;
+    for (curdev = devlist; curdev != NULL; i++) {
+        printf("Checking device: %d\n", i);
+        if((ret = ftdi_usb_get_strings(&ftdic, curdev->dev, &manufacturer, 128, description, 128, NULL, 0)) < 0) {
+            fprintf(stderr, "ftdi_usb_get_strings failed: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
+            return EXIT_FAILURE;
+        }
+        printf("Manufacturer: %s, Description: %s\n\n", manufacturer, description);
+        curdev = curdev->next;
+    }
+
+    ftdi_list_free(&devlist);
+    ftdi_deinit(&ftdic);
+
+    return EXIT_SUCCESS;
+}