Re-indent resolver code with clang-format

clang-format --style file -i *.{c,h}

Test: code does not compile yet
Change-Id: I8c509de4f8558b2dd74668cf40bb73c4316dc5ad
diff --git a/resolv/res_mkquery.c b/resolv/res_mkquery.c
index 1b4c4af..7a2a3f7 100644
--- a/resolv/res_mkquery.c
+++ b/resolv/res_mkquery.c
@@ -80,13 +80,11 @@
 #endif
 #endif /* LIBC_SCCS and not lint */
 
-
-
-#include <sys/types.h>
-#include <sys/param.h>
-#include <netinet/in.h>
 #include <arpa/nameser.h>
 #include <netdb.h>
+#include <netinet/in.h>
+#include <sys/param.h>
+#include <sys/types.h>
 #ifdef ANDROID_CHANGES
 #include "resolv_private.h"
 #else
@@ -101,198 +99,181 @@
 #endif
 
 #ifndef lint
-#define UNUSED(a)	(void)&a
+#define UNUSED(a) (void) &a
 #else
-#define UNUSED(a)	a = a
+#define UNUSED(a) a = a
 #endif
 
-extern const char *_res_opcodes[];
+extern const char* _res_opcodes[];
 
 /*
  * Form all types of queries.
  * Returns the size of the result or -1.
  */
-int
-res_nmkquery(res_state statp,
-	     int op,			/* opcode of query */
-	     const char *dname,		/* domain name */
-	     int class, int type,	/* class and type of query */
-	     const u_char *data,	/* resource record data */
-	     int datalen,		/* length of data */
-	     const u_char *newrr_in,	/* new rr for modify or append */
-	     u_char *buf,		/* buffer to put query */
-	     int buflen)		/* size of buffer */
+int res_nmkquery(res_state statp, int op, /* opcode of query */
+                 const char* dname,       /* domain name */
+                 int class, int type,     /* class and type of query */
+                 const u_char* data,      /* resource record data */
+                 int datalen,             /* length of data */
+                 const u_char* newrr_in,  /* new rr for modify or append */
+                 u_char* buf,             /* buffer to put query */
+                 int buflen)              /* size of buffer */
 {
-	register HEADER *hp;
-	register u_char *cp, *ep;
-	register int n;
-	u_char *dnptrs[20], **dpp, **lastdnptr;
+    register HEADER* hp;
+    register u_char *cp, *ep;
+    register int n;
+    u_char *dnptrs[20], **dpp, **lastdnptr;
 
-	UNUSED(newrr_in);
+    UNUSED(newrr_in);
 
 #ifdef DEBUG
-	if (statp->options & RES_DEBUG)
-		printf(";; res_nmkquery(%s, %s, %s, %s)\n",
-		       _res_opcodes[op], dname, p_class(class), p_type(type));
+    if (statp->options & RES_DEBUG)
+        printf(";; res_nmkquery(%s, %s, %s, %s)\n", _res_opcodes[op], dname, p_class(class),
+               p_type(type));
 #endif
-	/*
-	 * Initialize header fields.
-	 */
-	if ((buf == NULL) || (buflen < HFIXEDSZ))
-		return (-1);
-	memset(buf, 0, HFIXEDSZ);
-	hp = (HEADER *)(void *)buf;
-	hp->id = htons(res_randomid());
-	hp->opcode = op;
-	hp->rd = (statp->options & RES_RECURSE) != 0U;
-	hp->ad = (statp->options & RES_USE_DNSSEC) != 0U;
-	hp->rcode = NOERROR;
-	cp = buf + HFIXEDSZ;
-	ep = buf + buflen;
-	dpp = dnptrs;
-	*dpp++ = buf;
-	*dpp++ = NULL;
-	lastdnptr = dnptrs + sizeof dnptrs / sizeof dnptrs[0];
-	/*
-	 * perform opcode specific processing
-	 */
-	switch (op) {
-	case QUERY:	/*FALLTHROUGH*/
-	case NS_NOTIFY_OP:
-		if (ep - cp < QFIXEDSZ)
-			return (-1);
-		if ((n = dn_comp(dname, cp, ep - cp - QFIXEDSZ, dnptrs,
-		    lastdnptr)) < 0)
-			return (-1);
-		cp += n;
-		ns_put16(type, cp);
-		cp += INT16SZ;
-		ns_put16(class, cp);
-		cp += INT16SZ;
-		hp->qdcount = htons(1);
-		if (op == QUERY || data == NULL)
-			break;
-		/*
-		 * Make an additional record for completion domain.
-		 */
-		if ((ep - cp) < RRFIXEDSZ)
-			return (-1);
-		n = dn_comp((const char *)data, cp, ep - cp - RRFIXEDSZ,
-			    dnptrs, lastdnptr);
-		if (n < 0)
-			return (-1);
-		cp += n;
-		ns_put16(T_NULL, cp);
-		cp += INT16SZ;
-		ns_put16(class, cp);
-		cp += INT16SZ;
-		ns_put32(0, cp);
-		cp += INT32SZ;
-		ns_put16(0, cp);
-		cp += INT16SZ;
-		hp->arcount = htons(1);
-		break;
+    /*
+     * Initialize header fields.
+     */
+    if ((buf == NULL) || (buflen < HFIXEDSZ)) return (-1);
+    memset(buf, 0, HFIXEDSZ);
+    hp = (HEADER*) (void*) buf;
+    hp->id = htons(res_randomid());
+    hp->opcode = op;
+    hp->rd = (statp->options & RES_RECURSE) != 0U;
+    hp->ad = (statp->options & RES_USE_DNSSEC) != 0U;
+    hp->rcode = NOERROR;
+    cp = buf + HFIXEDSZ;
+    ep = buf + buflen;
+    dpp = dnptrs;
+    *dpp++ = buf;
+    *dpp++ = NULL;
+    lastdnptr = dnptrs + sizeof dnptrs / sizeof dnptrs[0];
+    /*
+     * perform opcode specific processing
+     */
+    switch (op) {
+        case QUERY: /*FALLTHROUGH*/
+        case NS_NOTIFY_OP:
+            if (ep - cp < QFIXEDSZ) return (-1);
+            if ((n = dn_comp(dname, cp, ep - cp - QFIXEDSZ, dnptrs, lastdnptr)) < 0) return (-1);
+            cp += n;
+            ns_put16(type, cp);
+            cp += INT16SZ;
+            ns_put16(class, cp);
+            cp += INT16SZ;
+            hp->qdcount = htons(1);
+            if (op == QUERY || data == NULL) break;
+            /*
+             * Make an additional record for completion domain.
+             */
+            if ((ep - cp) < RRFIXEDSZ) return (-1);
+            n = dn_comp((const char*) data, cp, ep - cp - RRFIXEDSZ, dnptrs, lastdnptr);
+            if (n < 0) return (-1);
+            cp += n;
+            ns_put16(T_NULL, cp);
+            cp += INT16SZ;
+            ns_put16(class, cp);
+            cp += INT16SZ;
+            ns_put32(0, cp);
+            cp += INT32SZ;
+            ns_put16(0, cp);
+            cp += INT16SZ;
+            hp->arcount = htons(1);
+            break;
 
-	case IQUERY:
-		/*
-		 * Initialize answer section
-		 */
-		if (ep - cp < 1 + RRFIXEDSZ + datalen)
-			return (-1);
-		*cp++ = '\0';	/* no domain name */
-		ns_put16(type, cp);
-		cp += INT16SZ;
-		ns_put16(class, cp);
-		cp += INT16SZ;
-		ns_put32(0, cp);
-		cp += INT32SZ;
-		ns_put16(datalen, cp);
-		cp += INT16SZ;
-		if (datalen) {
-			memcpy(cp, data, (size_t)datalen);
-			cp += datalen;
-		}
-		hp->ancount = htons(1);
-		break;
+        case IQUERY:
+            /*
+             * Initialize answer section
+             */
+            if (ep - cp < 1 + RRFIXEDSZ + datalen) return (-1);
+            *cp++ = '\0'; /* no domain name */
+            ns_put16(type, cp);
+            cp += INT16SZ;
+            ns_put16(class, cp);
+            cp += INT16SZ;
+            ns_put32(0, cp);
+            cp += INT32SZ;
+            ns_put16(datalen, cp);
+            cp += INT16SZ;
+            if (datalen) {
+                memcpy(cp, data, (size_t) datalen);
+                cp += datalen;
+            }
+            hp->ancount = htons(1);
+            break;
 
-	default:
-		return (-1);
-	}
-	return (cp - buf);
+        default:
+            return (-1);
+    }
+    return (cp - buf);
 }
 
 #ifdef RES_USE_EDNS0
 /* attach OPT pseudo-RR, as documented in RFC2671 (EDNS0). */
 #ifndef T_OPT
-#define T_OPT	41
+#define T_OPT 41
 #endif
 
-int
-res_nopt(res_state statp,
-	 int n0,		/* current offset in buffer */
-	 u_char *buf,		/* buffer to put query */
-	 int buflen,		/* size of buffer */
-	 int anslen)		/* UDP answer buffer size */
+int res_nopt(res_state statp, int n0, /* current offset in buffer */
+             u_char* buf,             /* buffer to put query */
+             int buflen,              /* size of buffer */
+             int anslen)              /* UDP answer buffer size */
 {
-	register HEADER *hp;
-	register u_char *cp, *ep;
-	u_int16_t flags = 0;
+    register HEADER* hp;
+    register u_char *cp, *ep;
+    u_int16_t flags = 0;
 
 #ifdef DEBUG
-	if ((statp->options & RES_DEBUG) != 0U)
-		printf(";; res_nopt()\n");
+    if ((statp->options & RES_DEBUG) != 0U) printf(";; res_nopt()\n");
 #endif
 
-	hp = (HEADER *)(void *)buf;
-	cp = buf + n0;
-	ep = buf + buflen;
+    hp = (HEADER*) (void*) buf;
+    cp = buf + n0;
+    ep = buf + buflen;
 
-	if ((ep - cp) < 1 + RRFIXEDSZ)
-		return (-1);
+    if ((ep - cp) < 1 + RRFIXEDSZ) return (-1);
 
-	*cp++ = 0;	/* "." */
+    *cp++ = 0; /* "." */
 
-	ns_put16(T_OPT, cp);	/* TYPE */
-	cp += INT16SZ;
-	if (anslen > 0xffff)
-		anslen = 0xffff;
-	ns_put16(anslen, cp);			/* CLASS = UDP payload size */
-	cp += INT16SZ;
-	*cp++ = NOERROR;	/* extended RCODE */
-	*cp++ = 0;		/* EDNS version */
-	if (statp->options & RES_USE_DNSSEC) {
+    ns_put16(T_OPT, cp); /* TYPE */
+    cp += INT16SZ;
+    if (anslen > 0xffff) anslen = 0xffff;
+    ns_put16(anslen, cp); /* CLASS = UDP payload size */
+    cp += INT16SZ;
+    *cp++ = NOERROR; /* extended RCODE */
+    *cp++ = 0;       /* EDNS version */
+    if (statp->options & RES_USE_DNSSEC) {
 #ifdef DEBUG
-		if (statp->options & RES_DEBUG)
-			printf(";; res_opt()... ENDS0 DNSSEC\n");
+        if (statp->options & RES_DEBUG) printf(";; res_opt()... ENDS0 DNSSEC\n");
 #endif
-		flags |= NS_OPT_DNSSEC_OK;
-	}
-	ns_put16(flags, cp);
-	cp += INT16SZ;
+        flags |= NS_OPT_DNSSEC_OK;
+    }
+    ns_put16(flags, cp);
+    cp += INT16SZ;
 #ifdef EDNS0_PADDING
-	{
-		u_int16_t minlen = (cp - buf) + 3 * INT16SZ;
-		u_int16_t extra = minlen % EDNS0_PADDING;
-		u_int16_t padlen = (EDNS0_PADDING - extra) % EDNS0_PADDING;
-		if (minlen > buflen) {
-			return (-1);
-		}
-		padlen = MIN(padlen, buflen - minlen);
-		ns_put16(padlen + 2 * INT16SZ, cp);	/* RDLEN */
-		cp += INT16SZ;
-		ns_put16(NS_OPT_PADDING, cp);	/* OPTION-CODE */
-		cp += INT16SZ;
-		ns_put16(padlen, cp);	/* OPTION-LENGTH */
-		cp += INT16SZ;
-		memset(cp, 0, padlen);
-		cp += padlen;
-	}
+    {
+        u_int16_t minlen = (cp - buf) + 3 * INT16SZ;
+        u_int16_t extra = minlen % EDNS0_PADDING;
+        u_int16_t padlen = (EDNS0_PADDING - extra) % EDNS0_PADDING;
+        if (minlen > buflen) {
+            return (-1);
+        }
+        padlen = MIN(padlen, buflen - minlen);
+        ns_put16(padlen + 2 * INT16SZ, cp); /* RDLEN */
+        cp += INT16SZ;
+        ns_put16(NS_OPT_PADDING, cp); /* OPTION-CODE */
+        cp += INT16SZ;
+        ns_put16(padlen, cp); /* OPTION-LENGTH */
+        cp += INT16SZ;
+        memset(cp, 0, padlen);
+        cp += padlen;
+    }
 #else
-	ns_put16(0, cp);	/* RDLEN */
-	cp += INT16SZ;
+    ns_put16(0, cp); /* RDLEN */
+    cp += INT16SZ;
 #endif
-	hp->arcount = htons(ntohs(hp->arcount) + 1);
+    hp->arcount = htons(ntohs(hp->arcount) + 1);
 
-	return (cp - buf);
+    return (cp - buf);
 }
 #endif