Print serial number on check

LISTENAI · Jun 16, 2022 · dd692d3 · dd692d3
1 parent c446e24
commit dd692d3
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Showing 4 changed files with 16 additions and 0 deletions.
diff --git a/cp2102/src/main.c b/cp2102/src/main.c
@@ -148,6 +148,7 @@ main(int argc, char **argv)
 			ret = -1;
 			goto err_open;
 		} else {
+			LOGI("%s", cp2102_get_serial_number(dev));
 			ret = 0;
 			goto err_io;
 		}

diff --git a/libcp2102_usb/include/cp2102.h b/libcp2102_usb/include/cp2102.h
@@ -13,6 +13,8 @@ typedef struct _cp2102_dev_t cp2102_dev_t;
 cp2102_dev_t *cp2102_open(const char *dev_name);
 void cp2102_close(cp2102_dev_t **dev);
 
+const char *cp2102_get_serial_number(cp2102_dev_t *dev);
+
 bool cp2102_set_value(cp2102_dev_t *dev, uint8_t state, uint8_t mask);
 bool cp2102_get_value(cp2102_dev_t *dev, uint8_t *state);
 

diff --git a/libcp2102_usb/src/cp2102_libusb.c b/libcp2102_usb/src/cp2102_libusb.c
@@ -121,6 +121,9 @@ cp2102_open(const char *dev_name)
 	cp2102_dev_t *dev = malloc(sizeof(cp2102_dev_t));
 	dev->handle = handle;
 
+	dev->serial_number = malloc(strlen(serial) + 1);
+	strcpy(dev->serial_number, serial);
+
 	return dev;
 }
 
@@ -133,10 +136,19 @@ cp2102_close(cp2102_dev_t **dev)
 	if ((*dev)->handle != NULL) {
 		libusb_close((*dev)->handle);
 	}
+	if ((*dev)->serial_number != NULL) {
+		free((*dev)->serial_number);
+	}
 	free(*dev);
 	*dev = NULL;
 }
 
+const char *
+cp2102_get_serial_number(cp2102_dev_t *dev)
+{
+	return (const char *)dev->serial_number;
+}
+
 bool
 cp2102_set_value(cp2102_dev_t *dev, uint8_t state, uint8_t mask)
 {

diff --git a/libcp2102_usb/src/cp2102_libusb.h b/libcp2102_usb/src/cp2102_libusb.h
@@ -6,6 +6,7 @@
 
 struct _cp2102_dev_t {
 	libusb_device_handle *handle;
+	char *serial_number;
 };
 
 #endif  // __LIB_CP2102_LIBUSB_H__