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/ncp_fs.h b/libc/kernel/uapi/linux/ncp_fs.h
index 8792144..b4cea13 100644
--- a/libc/kernel/uapi/linux/ncp_fs.h
+++ b/libc/kernel/uapi/linux/ncp_fs.h
@@ -27,122 +27,114 @@
 #include <linux/ncp_no.h>
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct ncp_ioctl_request {
- unsigned int function;
- unsigned int size;
- char __user *data;
+  unsigned int function;
+  unsigned int size;
+  char __user * data;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
 struct ncp_fs_info {
- int version;
- struct sockaddr_ipx addr;
+  int version;
+  struct sockaddr_ipx addr;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __kernel_uid_t mounted_uid;
- int connection;
- int buffer_size;
- int volume_number;
+  __kernel_uid_t mounted_uid;
+  int connection;
+  int buffer_size;
+  int volume_number;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le32 directory_id;
+  __le32 directory_id;
 };
 struct ncp_fs_info_v2 {
- int version;
+  int version;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- unsigned long mounted_uid;
- unsigned int connection;
- unsigned int buffer_size;
- unsigned int volume_number;
+  unsigned long mounted_uid;
+  unsigned int connection;
+  unsigned int buffer_size;
+  unsigned int volume_number;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le32 directory_id;
- __u32 dummy1;
- __u32 dummy2;
- __u32 dummy3;
+  __le32 directory_id;
+  __u32 dummy1;
+  __u32 dummy2;
+  __u32 dummy3;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
-struct ncp_sign_init
-{
- char sign_root[8];
+struct ncp_sign_init {
+  char sign_root[8];
+  char sign_last[16];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- char sign_last[16];
 };
-struct ncp_lock_ioctl
-{
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+struct ncp_lock_ioctl {
 #define NCP_LOCK_LOG 0
 #define NCP_LOCK_SH 1
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_LOCK_EX 2
 #define NCP_LOCK_CLEAR 256
+  int cmd;
+  int origin;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- int cmd;
- int origin;
- unsigned int offset;
- unsigned int length;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  unsigned int offset;
+  unsigned int length;
 #define NCP_LOCK_DEFAULT_TIMEOUT 18
 #define NCP_LOCK_MAX_TIMEOUT 180
- int timeout;
-};
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-struct ncp_setroot_ioctl
-{
- int volNumber;
- int namespace;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __le32 dirEntNum;
+  int timeout;
 };
-struct ncp_objectname_ioctl
-{
+struct ncp_setroot_ioctl {
+  int volNumber;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  int namespace;
+  __le32 dirEntNum;
+};
+struct ncp_objectname_ioctl {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_AUTH_NONE 0x00
 #define NCP_AUTH_BIND 0x31
 #define NCP_AUTH_NDS 0x32
- int auth_type;
+  int auth_type;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- size_t object_name_len;
- void __user * object_name;
+  size_t object_name_len;
+  void __user * object_name;
 };
-struct ncp_privatedata_ioctl
+struct ncp_privatedata_ioctl {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-{
- size_t len;
- void __user * data;
+  size_t len;
+  void __user * data;
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOCSNAME_LEN 20
-struct ncp_nls_ioctl
-{
- unsigned char codepage[NCP_IOCSNAME_LEN+1];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- unsigned char iocharset[NCP_IOCSNAME_LEN+1];
+struct ncp_nls_ioctl {
+  unsigned char codepage[NCP_IOCSNAME_LEN + 1];
+  unsigned char iocharset[NCP_IOCSNAME_LEN + 1];
 };
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOC_NCPREQUEST _IOR('n', 1, struct ncp_ioctl_request)
 #define NCP_IOC_GETMOUNTUID _IOW('n', 2, __kernel_old_uid_t)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOC_GETMOUNTUID2 _IOW('n', 2, unsigned long)
 #define NCP_IOC_CONN_LOGGED_IN _IO('n', 3)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_GET_FS_INFO_VERSION (1)
 #define NCP_IOC_GET_FS_INFO _IOWR('n', 4, struct ncp_fs_info)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_GET_FS_INFO_VERSION_V2 (2)
 #define NCP_IOC_GET_FS_INFO_V2 _IOWR('n', 4, struct ncp_fs_info_v2)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOC_SIGN_INIT _IOR('n', 5, struct ncp_sign_init)
 #define NCP_IOC_SIGN_WANTED _IOR('n', 6, int)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOC_SET_SIGN_WANTED _IOW('n', 6, int)
 #define NCP_IOC_LOCKUNLOCK _IOR('n', 7, struct ncp_lock_ioctl)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOC_GETROOT _IOW('n', 8, struct ncp_setroot_ioctl)
 #define NCP_IOC_SETROOT _IOR('n', 8, struct ncp_setroot_ioctl)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOC_GETOBJECTNAME _IOWR('n', 9, struct ncp_objectname_ioctl)
 #define NCP_IOC_SETOBJECTNAME _IOR('n', 9, struct ncp_objectname_ioctl)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOC_GETPRIVATEDATA _IOWR('n', 10, struct ncp_privatedata_ioctl)
 #define NCP_IOC_SETPRIVATEDATA _IOR('n', 10, struct ncp_privatedata_ioctl)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOC_GETCHARSETS _IOWR('n', 11, struct ncp_nls_ioctl)
 #define NCP_IOC_SETCHARSETS _IOR('n', 11, struct ncp_nls_ioctl)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_IOC_GETDENTRYTTL _IOW('n', 12, __u32)
 #define NCP_IOC_SETDENTRYTTL _IOR('n', 12, __u32)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_PACKET_SIZE 4070
 #define NCP_MAXPATHLEN 255
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NCP_MAXNAMELEN 14
 #endif
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */