Switch kernel header parsing to python libclang

Replace the tokenizer in cpp.py with libclang.

Bug: 18937958
Change-Id: I27630904c6d2849418cd5ca3d3c612ec3078686d
diff --git a/libc/kernel/uapi/linux/usb/cdc.h b/libc/kernel/uapi/linux/usb/cdc.h
index 698d9ec..81123cb 100644
--- a/libc/kernel/uapi/linux/usb/cdc.h
+++ b/libc/kernel/uapi/linux/usb/cdc.h
@@ -64,31 +64,31 @@
 #define USB_CDC_MBIM_TYPE 0x1b
 #define USB_CDC_MBIM_EXTENDED_TYPE 0x1c
 struct usb_cdc_header_desc {
- __u8 bLength;
+  __u8 bLength;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bDescriptorType;
- __u8 bDescriptorSubType;
- __le16 bcdCDC;
-} __attribute__ ((packed));
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubType;
+  __le16 bcdCDC;
+} __attribute__((packed));
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct usb_cdc_call_mgmt_descriptor {
- __u8 bLength;
- __u8 bDescriptorType;
- __u8 bDescriptorSubType;
+  __u8 bLength;
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubType;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bmCapabilities;
+  __u8 bmCapabilities;
 #define USB_CDC_CALL_MGMT_CAP_CALL_MGMT 0x01
 #define USB_CDC_CALL_MGMT_CAP_DATA_INTF 0x02
- __u8 bDataInterface;
+  __u8 bDataInterface;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 struct usb_cdc_acm_descriptor {
- __u8 bLength;
- __u8 bDescriptorType;
+  __u8 bLength;
+  __u8 bDescriptorType;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bDescriptorSubType;
- __u8 bmCapabilities;
-} __attribute__ ((packed));
+  __u8 bDescriptorSubType;
+  __u8 bmCapabilities;
+} __attribute__((packed));
 #define USB_CDC_COMM_FEATURE 0x01
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define USB_CDC_CAP_LINE 0x02
@@ -96,112 +96,112 @@
 #define USB_CDC_CAP_NOTIFY 0x08
 struct usb_cdc_union_desc {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bLength;
- __u8 bDescriptorType;
- __u8 bDescriptorSubType;
- __u8 bMasterInterface0;
+  __u8 bLength;
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubType;
+  __u8 bMasterInterface0;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bSlaveInterface0;
-} __attribute__ ((packed));
+  __u8 bSlaveInterface0;
+} __attribute__((packed));
 struct usb_cdc_country_functional_desc {
- __u8 bLength;
+  __u8 bLength;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bDescriptorType;
- __u8 bDescriptorSubType;
- __u8 iCountryCodeRelDate;
- __le16 wCountyCode0;
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubType;
+  __u8 iCountryCodeRelDate;
+  __le16 wCountyCode0;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 struct usb_cdc_network_terminal_desc {
- __u8 bLength;
- __u8 bDescriptorType;
+  __u8 bLength;
+  __u8 bDescriptorType;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bDescriptorSubType;
- __u8 bEntityId;
- __u8 iName;
- __u8 bChannelIndex;
+  __u8 bDescriptorSubType;
+  __u8 bEntityId;
+  __u8 iName;
+  __u8 bChannelIndex;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bPhysicalInterface;
-} __attribute__ ((packed));
+  __u8 bPhysicalInterface;
+} __attribute__((packed));
 struct usb_cdc_ether_desc {
- __u8 bLength;
+  __u8 bLength;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bDescriptorType;
- __u8 bDescriptorSubType;
- __u8 iMACAddress;
- __le32 bmEthernetStatistics;
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubType;
+  __u8 iMACAddress;
+  __le32 bmEthernetStatistics;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le16 wMaxSegmentSize;
- __le16 wNumberMCFilters;
- __u8 bNumberPowerFilters;
-} __attribute__ ((packed));
+  __le16 wMaxSegmentSize;
+  __le16 wNumberMCFilters;
+  __u8 bNumberPowerFilters;
+} __attribute__((packed));
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct usb_cdc_dmm_desc {
- __u8 bFunctionLength;
- __u8 bDescriptorType;
- __u8 bDescriptorSubtype;
+  __u8 bFunctionLength;
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubtype;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u16 bcdVersion;
- __le16 wMaxCommand;
-} __attribute__ ((packed));
+  __u16 bcdVersion;
+  __le16 wMaxCommand;
+} __attribute__((packed));
 struct usb_cdc_mdlm_desc {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bLength;
- __u8 bDescriptorType;
- __u8 bDescriptorSubType;
- __le16 bcdVersion;
+  __u8 bLength;
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubType;
+  __le16 bcdVersion;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bGUID[16];
-} __attribute__ ((packed));
+  __u8 bGUID[16];
+} __attribute__((packed));
 struct usb_cdc_mdlm_detail_desc {
- __u8 bLength;
+  __u8 bLength;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bDescriptorType;
- __u8 bDescriptorSubType;
- __u8 bGuidDescriptorType;
- __u8 bDetailData[0];
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubType;
+  __u8 bGuidDescriptorType;
+  __u8 bDetailData[0];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 struct usb_cdc_obex_desc {
- __u8 bLength;
- __u8 bDescriptorType;
+  __u8 bLength;
+  __u8 bDescriptorType;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bDescriptorSubType;
- __le16 bcdVersion;
-} __attribute__ ((packed));
+  __u8 bDescriptorSubType;
+  __le16 bcdVersion;
+} __attribute__((packed));
 struct usb_cdc_ncm_desc {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bLength;
- __u8 bDescriptorType;
- __u8 bDescriptorSubType;
- __le16 bcdNcmVersion;
+  __u8 bLength;
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubType;
+  __le16 bcdNcmVersion;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bmNetworkCapabilities;
-} __attribute__ ((packed));
+  __u8 bmNetworkCapabilities;
+} __attribute__((packed));
 struct usb_cdc_mbim_desc {
- __u8 bLength;
+  __u8 bLength;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bDescriptorType;
- __u8 bDescriptorSubType;
- __le16 bcdMBIMVersion;
- __le16 wMaxControlMessage;
+  __u8 bDescriptorType;
+  __u8 bDescriptorSubType;
+  __le16 bcdMBIMVersion;
+  __le16 wMaxControlMessage;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bNumberFilters;
- __u8 bMaxFilterSize;
- __le16 wMaxSegmentSize;
- __u8 bmNetworkCapabilities;
+  __u8 bNumberFilters;
+  __u8 bMaxFilterSize;
+  __le16 wMaxSegmentSize;
+  __u8 bmNetworkCapabilities;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 struct usb_cdc_mbim_extended_desc {
- __u8 bLength;
- __u8 bDescriptorType;
+  __u8 bLength;
+  __u8 bDescriptorType;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bDescriptorSubType;
- __le16 bcdMBIMExtendedVersion;
- __u8 bMaxOutstandingCommandMessages;
- __le16 wMTU;
+  __u8 bDescriptorSubType;
+  __le16 bcdMBIMExtendedVersion;
+  __u8 bMaxOutstandingCommandMessages;
+  __le16 wMTU;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 #define USB_CDC_SEND_ENCAPSULATED_COMMAND 0x00
 #define USB_CDC_GET_ENCAPSULATED_RESPONSE 0x01
 #define USB_CDC_REQ_SET_LINE_CODING 0x20
@@ -231,22 +231,22 @@
 #define USB_CDC_SET_CRC_MODE 0x8a
 struct usb_cdc_line_coding {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le32 dwDTERate;
- __u8 bCharFormat;
+  __le32 dwDTERate;
+  __u8 bCharFormat;
 #define USB_CDC_1_STOP_BITS 0
 #define USB_CDC_1_5_STOP_BITS 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define USB_CDC_2_STOP_BITS 2
- __u8 bParityType;
+  __u8 bParityType;
 #define USB_CDC_NO_PARITY 0
 #define USB_CDC_ODD_PARITY 1
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define USB_CDC_EVEN_PARITY 2
 #define USB_CDC_MARK_PARITY 3
 #define USB_CDC_SPACE_PARITY 4
- __u8 bDataBits;
+  __u8 bDataBits;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 #define USB_CDC_PACKET_TYPE_PROMISCUOUS (1 << 0)
 #define USB_CDC_PACKET_TYPE_ALL_MULTICAST (1 << 1)
 #define USB_CDC_PACKET_TYPE_DIRECTED (1 << 2)
@@ -259,56 +259,56 @@
 #define USB_CDC_NOTIFY_SERIAL_STATE 0x20
 #define USB_CDC_NOTIFY_SPEED_CHANGE 0x2a
 struct usb_cdc_notification {
- __u8 bmRequestType;
+  __u8 bmRequestType;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 bNotificationType;
- __le16 wValue;
- __le16 wIndex;
- __le16 wLength;
+  __u8 bNotificationType;
+  __le16 wValue;
+  __le16 wIndex;
+  __le16 wLength;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 struct usb_cdc_speed_change {
- __le32 DLBitRRate;
- __le32 ULBitRate;
+  __le32 DLBitRRate;
+  __le32 ULBitRate;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 struct usb_cdc_ncm_ntb_parameters {
- __le16 wLength;
- __le16 bmNtbFormatsSupported;
+  __le16 wLength;
+  __le16 bmNtbFormatsSupported;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le32 dwNtbInMaxSize;
- __le16 wNdpInDivisor;
- __le16 wNdpInPayloadRemainder;
- __le16 wNdpInAlignment;
+  __le32 dwNtbInMaxSize;
+  __le16 wNdpInDivisor;
+  __le16 wNdpInPayloadRemainder;
+  __le16 wNdpInAlignment;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le16 wPadding1;
- __le32 dwNtbOutMaxSize;
- __le16 wNdpOutDivisor;
- __le16 wNdpOutPayloadRemainder;
+  __le16 wPadding1;
+  __le32 dwNtbOutMaxSize;
+  __le16 wNdpOutDivisor;
+  __le16 wNdpOutPayloadRemainder;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le16 wNdpOutAlignment;
- __le16 wNtbOutMaxDatagrams;
-} __attribute__ ((packed));
+  __le16 wNdpOutAlignment;
+  __le16 wNtbOutMaxDatagrams;
+} __attribute__((packed));
 #define USB_CDC_NCM_NTH16_SIGN 0x484D434E
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define USB_CDC_NCM_NTH32_SIGN 0x686D636E
 struct usb_cdc_ncm_nth16 {
- __le32 dwSignature;
- __le16 wHeaderLength;
+  __le32 dwSignature;
+  __le16 wHeaderLength;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le16 wSequence;
- __le16 wBlockLength;
- __le16 wNdpIndex;
-} __attribute__ ((packed));
+  __le16 wSequence;
+  __le16 wBlockLength;
+  __le16 wNdpIndex;
+} __attribute__((packed));
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct usb_cdc_ncm_nth32 {
- __le32 dwSignature;
- __le16 wHeaderLength;
- __le16 wSequence;
+  __le32 dwSignature;
+  __le16 wHeaderLength;
+  __le16 wSequence;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le32 dwBlockLength;
- __le32 dwNdpIndex;
-} __attribute__ ((packed));
+  __le32 dwBlockLength;
+  __le32 dwNdpIndex;
+} __attribute__((packed));
 #define USB_CDC_NCM_NDP16_CRC_SIGN 0x314D434E
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define USB_CDC_NCM_NDP16_NOCRC_SIGN 0x304D434E
@@ -321,32 +321,32 @@
 #define USB_CDC_MBIM_NDP32_DSS_SIGN 0x00737364
 struct usb_cdc_ncm_dpe16 {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le16 wDatagramIndex;
- __le16 wDatagramLength;
+  __le16 wDatagramIndex;
+  __le16 wDatagramLength;
 } __attribute__((__packed__));
 struct usb_cdc_ncm_ndp16 {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le32 dwSignature;
- __le16 wLength;
- __le16 wNextNdpIndex;
- struct usb_cdc_ncm_dpe16 dpe16[0];
+  __le32 dwSignature;
+  __le16 wLength;
+  __le16 wNextNdpIndex;
+  struct usb_cdc_ncm_dpe16 dpe16[0];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 struct usb_cdc_ncm_dpe32 {
- __le32 dwDatagramIndex;
- __le32 dwDatagramLength;
+  __le32 dwDatagramIndex;
+  __le32 dwDatagramLength;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } __attribute__((__packed__));
 struct usb_cdc_ncm_ndp32 {
- __le32 dwSignature;
- __le16 wLength;
+  __le32 dwSignature;
+  __le16 wLength;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le16 wReserved6;
- __le32 dwNextNdpIndex;
- __le32 dwReserved12;
- struct usb_cdc_ncm_dpe32 dpe32[0];
+  __le16 wReserved6;
+  __le32 dwNextNdpIndex;
+  __le32 dwReserved12;
+  struct usb_cdc_ncm_dpe32 dpe32[0];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-} __attribute__ ((packed));
+} __attribute__((packed));
 #define USB_CDC_NCM_NDP16_INDEX_MIN 0x000C
 #define USB_CDC_NCM_NDP32_INDEX_MIN 0x0010
 #define USB_CDC_NCM_DATAGRAM_FORMAT_CRC 0x30
@@ -373,11 +373,11 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define USB_CDC_NCM_NTB_MIN_OUT_SIZE 2048
 struct usb_cdc_ncm_ndp_input_size {
- __le32 dwNtbInMaxSize;
- __le16 wNtbInMaxDatagrams;
+  __le32 dwNtbInMaxSize;
+  __le16 wNtbInMaxDatagrams;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le16 wReserved;
-} __attribute__ ((packed));
+  __le16 wReserved;
+} __attribute__((packed));
 #define USB_CDC_NCM_CRC_NOT_APPENDED 0x00
 #define USB_CDC_NCM_CRC_APPENDED 0x01
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */