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/inet_diag.h b/libc/kernel/uapi/linux/inet_diag.h
index 510f2fb..447d928 100644
--- a/libc/kernel/uapi/linux/inet_diag.h
+++ b/libc/kernel/uapi/linux/inet_diag.h
@@ -24,125 +24,125 @@
 #define DCCPDIAG_GETSOCK 19
 #define INET_DIAG_GETSOCK_MAX 24
 struct inet_diag_sockid {
- __be16 idiag_sport;
+  __be16 idiag_sport;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __be16 idiag_dport;
- __be32 idiag_src[4];
- __be32 idiag_dst[4];
- __u32 idiag_if;
+  __be16 idiag_dport;
+  __be32 idiag_src[4];
+  __be32 idiag_dst[4];
+  __u32 idiag_if;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 idiag_cookie[2];
+  __u32 idiag_cookie[2];
 #define INET_DIAG_NOCOOKIE (~0U)
 };
 struct inet_diag_req {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 idiag_family;
- __u8 idiag_src_len;
- __u8 idiag_dst_len;
- __u8 idiag_ext;
+  __u8 idiag_family;
+  __u8 idiag_src_len;
+  __u8 idiag_dst_len;
+  __u8 idiag_ext;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- struct inet_diag_sockid id;
- __u32 idiag_states;
- __u32 idiag_dbs;
+  struct inet_diag_sockid id;
+  __u32 idiag_states;
+  __u32 idiag_dbs;
 };
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct inet_diag_req_v2 {
- __u8 sdiag_family;
- __u8 sdiag_protocol;
- __u8 idiag_ext;
+  __u8 sdiag_family;
+  __u8 sdiag_protocol;
+  __u8 idiag_ext;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 pad;
- __u32 idiag_states;
- struct inet_diag_sockid id;
+  __u8 pad;
+  __u32 idiag_states;
+  struct inet_diag_sockid id;
 };
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 enum {
- INET_DIAG_REQ_NONE,
- INET_DIAG_REQ_BYTECODE,
+  INET_DIAG_REQ_NONE,
+  INET_DIAG_REQ_BYTECODE,
 };
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define INET_DIAG_REQ_MAX INET_DIAG_REQ_BYTECODE
 struct inet_diag_bc_op {
- unsigned char code;
- unsigned char yes;
+  unsigned char code;
+  unsigned char yes;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- unsigned short no;
+  unsigned short no;
 };
 enum {
- INET_DIAG_BC_NOP,
+  INET_DIAG_BC_NOP,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- INET_DIAG_BC_JMP,
- INET_DIAG_BC_S_GE,
- INET_DIAG_BC_S_LE,
- INET_DIAG_BC_D_GE,
+  INET_DIAG_BC_JMP,
+  INET_DIAG_BC_S_GE,
+  INET_DIAG_BC_S_LE,
+  INET_DIAG_BC_D_GE,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- INET_DIAG_BC_D_LE,
- INET_DIAG_BC_AUTO,
- INET_DIAG_BC_S_COND,
- INET_DIAG_BC_D_COND,
+  INET_DIAG_BC_D_LE,
+  INET_DIAG_BC_AUTO,
+  INET_DIAG_BC_S_COND,
+  INET_DIAG_BC_D_COND,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
 struct inet_diag_hostcond {
- __u8 family;
- __u8 prefix_len;
+  __u8 family;
+  __u8 prefix_len;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- int port;
- __be32 addr[0];
+  int port;
+  __be32 addr[0];
 };
 struct inet_diag_msg {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u8 idiag_family;
- __u8 idiag_state;
- __u8 idiag_timer;
- __u8 idiag_retrans;
+  __u8 idiag_family;
+  __u8 idiag_state;
+  __u8 idiag_timer;
+  __u8 idiag_retrans;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- struct inet_diag_sockid id;
- __u32 idiag_expires;
- __u32 idiag_rqueue;
- __u32 idiag_wqueue;
+  struct inet_diag_sockid id;
+  __u32 idiag_expires;
+  __u32 idiag_rqueue;
+  __u32 idiag_wqueue;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 idiag_uid;
- __u32 idiag_inode;
+  __u32 idiag_uid;
+  __u32 idiag_inode;
 };
 enum {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- INET_DIAG_NONE,
- INET_DIAG_MEMINFO,
- INET_DIAG_INFO,
- INET_DIAG_VEGASINFO,
+  INET_DIAG_NONE,
+  INET_DIAG_MEMINFO,
+  INET_DIAG_INFO,
+  INET_DIAG_VEGASINFO,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- INET_DIAG_CONG,
- INET_DIAG_TOS,
- INET_DIAG_TCLASS,
- INET_DIAG_SKMEMINFO,
+  INET_DIAG_CONG,
+  INET_DIAG_TOS,
+  INET_DIAG_TCLASS,
+  INET_DIAG_SKMEMINFO,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- INET_DIAG_SHUTDOWN,
- INET_DIAG_DCTCPINFO,
+  INET_DIAG_SHUTDOWN,
+  INET_DIAG_DCTCPINFO,
 };
 #define INET_DIAG_MAX INET_DIAG_DCTCPINFO
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct inet_diag_meminfo {
- __u32 idiag_rmem;
- __u32 idiag_wmem;
- __u32 idiag_fmem;
+  __u32 idiag_rmem;
+  __u32 idiag_wmem;
+  __u32 idiag_fmem;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 idiag_tmem;
+  __u32 idiag_tmem;
 };
 struct tcpvegas_info {
- __u32 tcpv_enabled;
+  __u32 tcpv_enabled;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 tcpv_rttcnt;
- __u32 tcpv_rtt;
- __u32 tcpv_minrtt;
+  __u32 tcpv_rttcnt;
+  __u32 tcpv_rtt;
+  __u32 tcpv_minrtt;
 };
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct tcp_dctcp_info {
- __u16 dctcp_enabled;
- __u16 dctcp_ce_state;
- __u32 dctcp_alpha;
+  __u16 dctcp_enabled;
+  __u16 dctcp_ce_state;
+  __u32 dctcp_alpha;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 dctcp_ab_ecn;
- __u32 dctcp_ab_tot;
+  __u32 dctcp_ab_ecn;
+  __u32 dctcp_ab_tot;
 };
 #endif
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */