From 21eb11c40ebfd1692baa73ca3968c0165fb03368 Mon Sep 17 00:00:00 2001
From: Russell Bryant <russell@russellbryant.com>
Date: Fri, 23 Sep 2005 02:40:38 +0000
Subject: fix some gcc4 pointer signedness warnings and clean up some
 formatting

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6628 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 enum.c | 288 ++++++++++++++++++++++++++++++++---------------------------------
 1 file changed, 144 insertions(+), 144 deletions(-)

diff --git a/enum.c b/enum.c
index d2483996d..1c47f18e7 100755
--- a/enum.c
+++ b/enum.c
@@ -101,11 +101,11 @@ static int parse_ie(char *data, int maxdatalen, char *src, int srclen)
 static int parse_naptr(char *dst, int dstsize, char *tech, int techsize, char *answer, int len, char *naptrinput)
 {
 
-       char tech_return[80];
+	char tech_return[80];
 	char *oanswer = answer;
 	char flags[512] = "";
 	char services[512] = "";
-       unsigned char *p;
+	char *p;
 	char regexp[512] = "";
 	char repl[512] = "";
 	char temp[512] = "";
@@ -118,7 +118,7 @@ static int parse_naptr(char *dst, int dstsize, char *tech, int techsize, char *a
 	regex_t preg;
 	regmatch_t pmatch[9];
 
-       tech_return[0] = '\0';
+	tech_return[0] = '\0';
 
 	dst[0] = '\0';
 
@@ -130,30 +130,30 @@ static int parse_naptr(char *dst, int dstsize, char *tech, int techsize, char *a
 	len -= sizeof(struct naptr);
 	if ((res = parse_ie(flags, sizeof(flags) - 1, answer, len)) < 0) {
 		ast_log(LOG_WARNING, "Failed to get flags from NAPTR record\n");
-               return -1;
-       } else {
-               answer += res;
-               len -= res;
+		return -1;
+	} else {
+		answer += res;
+		len -= res;
 	}
 	if ((res = parse_ie(services, sizeof(services) - 1, answer, len)) < 0) {
 		ast_log(LOG_WARNING, "Failed to get services from NAPTR record\n");
-               return -1;
-       } else {
-               answer += res;
-               len -= res;
+		return -1;
+	} else {
+		answer += res;
+		len -= res;
 	}
 	if ((res = parse_ie(regexp, sizeof(regexp) - 1, answer, len)) < 0) {
 		ast_log(LOG_WARNING, "Failed to get regexp from NAPTR record\n");
-               return -1;
-       } else {
-               answer += res;
-               len -= res;
+		return -1;
+	} else {
+		answer += res;
+		len -= res;
 	}
 
 	if ((res = dn_expand((unsigned char *)oanswer, (unsigned char *)answer + len, (unsigned char *)answer, repl, sizeof(repl) - 1)) < 0) {
 		ast_log(LOG_WARNING, "Failed to expand hostname\n");
 		return -1;
-       }
+	}
 
 	if (option_debug > 2)	/* Advanced NAPTR debugging */
 		ast_log(LOG_DEBUG, "NAPTR input='%s', flags='%s', services='%s', regexp='%s', repl='%s'\n",
@@ -164,27 +164,27 @@ static int parse_naptr(char *dst, int dstsize, char *tech, int techsize, char *a
 		return -1;
 	}
 
-       p = strstr(services, "e2u+");
-       if(p == NULL)
-               p = strstr(services, "E2U+");
-       if(p){
-               p = p + 4;
-               if(strchr(p, ':')){
-                       p = strchr(p, ':') + 1;
-               }
-               ast_copy_string(tech_return, p, sizeof(tech_return));
+	p = strstr(services, "e2u+");
+	if (p == NULL)
+		p = strstr(services, "E2U+");
+	if (p){
+		p = p + 4;
+		if (strchr(p, ':')){
+			p = strchr(p, ':') + 1;
+		}
+		ast_copy_string(tech_return, p, sizeof(tech_return));
 	} else {
 
-               p = strstr(services, "+e2u");
-               if(p == NULL)
-                       p = strstr(services, "+E2U");
-               if(p){
-                       *p = 0;
-                       p = strchr(services, ':');
-                       if(p)
-                               *p = 0;
-                       ast_copy_string(tech_return, services, sizeof(tech_return));
-               }
+		p = strstr(services, "+e2u");
+		if (p == NULL)
+			p = strstr(services, "+E2U");
+		if (p) {
+			*p = 0;
+			p = strchr(services, ':');
+			if (p)
+				*p = 0;
+			ast_copy_string(tech_return, services, sizeof(tech_return));
+		}
 	}
 
 	/* DEDBUGGING STUB
@@ -195,7 +195,7 @@ static int parse_naptr(char *dst, int dstsize, char *tech, int techsize, char *a
 	if (regexp_len < 7) {
 		ast_log(LOG_WARNING, "Regex too short to be meaningful.\n");
 		return -1;
-       }
+	}
 
 
 	delim = regexp[0];
@@ -238,9 +238,9 @@ static int parse_naptr(char *dst, int dstsize, char *tech, int techsize, char *a
 	}
 	regfree(&preg);
 
-       d = temp;
-       d_len--;
-	while( *subst && (d_len > 0) ) {
+	d = temp;
+	d_len--;
+	while (*subst && (d_len > 0)) {
 		if ((subst[0] == '\\') && isdigit(subst[1]) && (pmatch[subst[1]-'0'].rm_so != -1)) {
 			backref = subst[1]-'0';
 			size = pmatch[backref].rm_eo - pmatch[backref].rm_so;
@@ -264,32 +264,32 @@ static int parse_naptr(char *dst, int dstsize, char *tech, int techsize, char *a
 	ast_copy_string(dst, temp, dstsize);
 	dst[dstsize - 1] = '\0';
 
-       if(*tech != '\0'){ /* check if it is requested NAPTR */
-               if(!strncasecmp(tech, "ALL", techsize)){
-                       return 1; /* return or count any RR */
-               }
-               if(!strncasecmp(tech_return, tech, sizeof(tech_return)<techsize?sizeof(tech_return):techsize)){
-                       ast_copy_string(tech, tech_return, techsize);
-                       return 1; /* we got out RR */
-               } else { /* go to the next RR in the DNS answer */
-                       return 0;
-               }
-       }
+	if (*tech != '\0'){ /* check if it is requested NAPTR */
+		if (!strncasecmp(tech, "ALL", techsize)){
+			return 1; /* return or count any RR */
+		}
+		if (!strncasecmp(tech_return, tech, sizeof(tech_return)<techsize?sizeof(tech_return):techsize)){
+			ast_copy_string(tech, tech_return, techsize);
+			return 1; /* we got out RR */
+		} else { /* go to the next RR in the DNS answer */
+			return 0;
+		}
+	}
 
-       /* tech was not specified, return first parsed RR */
-       ast_copy_string(tech, tech_return, techsize);
+	/* tech was not specified, return first parsed RR */
+	ast_copy_string(tech, tech_return, techsize);
 
-       return 1;
+	return 1;
 }
 
 /* do not return requested value, just count RRs and return thei number in dst */
 #define ENUMLOOKUP_OPTIONS_COUNT       1
 
 struct enum_naptr_rr {
-       struct naptr naptr; /* order and preference of RR */
-       char *result; /* result of naptr parsing,e.g.: tel:+5553 */
-       char *tech; /* Technology (from URL scheme) */
-       int sort_pos; /* sort position */
+	struct naptr naptr; /* order and preference of RR */
+	char *result; /* result of naptr parsing,e.g.: tel:+5553 */
+	char *tech; /* Technology (from URL scheme) */
+	int sort_pos; /* sort position */
 };
 
 struct enum_context {
@@ -300,10 +300,10 @@ struct enum_context {
 	char *txt;	/* TXT record in TXT lookup */
 	int txtlen;	/* Length */
 	char *naptrinput;	/* The number to lookup */
-       int position; /* used as counter for RRs or specifies position of required RR */
-       int options; /* options , see ENUMLOOKUP_OPTIONS_* defined above */
-       struct enum_naptr_rr *naptr_rrs; /* array of parsed NAPTR RRs */
-       int naptr_rrs_count; /* Size of array naptr_rrs */
+	int position; /* used as counter for RRs or specifies position of required RR */
+	int options; /* options , see ENUMLOOKUP_OPTIONS_* defined above */
+	struct enum_naptr_rr *naptr_rrs; /* array of parsed NAPTR RRs */
+	int naptr_rrs_count; /* Size of array naptr_rrs */
 };
 
 /*--- txt_callback: Callback for TXT record lookup */
@@ -350,16 +350,16 @@ static int enum_callback(void *context, char *answer, int len, char *fullanswer)
 
        res = parse_naptr(c->dst, c->dstlen, c->tech, c->techlen, answer, len, c->naptrinput);
 
-       if(res < 0){
+       if (res < 0) {
 		ast_log(LOG_WARNING, "Failed to parse naptr :(\n");
 		return -1;
-       } else if(res > 0 && !ast_strlen_zero(c->dst)){ /* ok, we got needed NAPTR */
-               if(c->options & ENUMLOOKUP_OPTIONS_COUNT){ /* counting RRs */
+       } else if (res > 0 && !ast_strlen_zero(c->dst)){ /* ok, we got needed NAPTR */
+               if (c->options & ENUMLOOKUP_OPTIONS_COUNT){ /* counting RRs */
                        c->position++;
                        snprintf(c->dst, c->dstlen, "%d", c->position);
                } else  {
                        p = realloc(c->naptr_rrs, sizeof(struct enum_naptr_rr)*(c->naptr_rrs_count+1));
-                       if(p){
+                       if (p) {
                                c->naptr_rrs = (struct enum_naptr_rr*)p;
                                memcpy(&c->naptr_rrs[c->naptr_rrs_count].naptr, answer, sizeof(struct naptr));
                                /* printf("order=%d, pref=%d\n", ntohs(c->naptr_rrs[c->naptr_rrs_count].naptr.order), ntohs(c->naptr_rrs[c->naptr_rrs_count].naptr.pref)); */
@@ -373,7 +373,7 @@ static int enum_callback(void *context, char *answer, int len, char *fullanswer)
                return 0;
 	}
 
-       if(c->options & ENUMLOOKUP_OPTIONS_COUNT){ /* counting RRs */
+       if (c->options & ENUMLOOKUP_OPTIONS_COUNT) 	{ /* counting RRs */
                snprintf(c->dst, c->dstlen, "%d", c->position);
        }
 
@@ -385,86 +385,86 @@ int ast_get_enum(struct ast_channel *chan, const char *number, char *dst, int ds
 {
 	struct enum_context context;
 	char tmp[259 + 512];
-       char naptrinput[512];
+	char naptrinput[512];
 	int pos = strlen(number) - 1;
 	int newpos = 0;
 	int ret = -1;
 	struct enum_search *s = NULL;
 	int version = -1;
-       /* for ISN rewrite */
-       char *p1 = NULL;
-       char *p2 = NULL;
-       int k = 0;
-       int i = 0;
-       int z = 0;
-
-       if(number[0] == 'n'){
-               strncpy(naptrinput, number+1, sizeof(naptrinput));
-       } else {
-               strncpy(naptrinput, number, sizeof(naptrinput));
-       }
+	/* for ISN rewrite */
+	char *p1 = NULL;
+	char *p2 = NULL;
+	int k = 0;
+	int i = 0;
+	int z = 0;
+
+	if (number[0] == 'n') {
+		strncpy(naptrinput, number+1, sizeof(naptrinput));
+	} else {
+		strncpy(naptrinput, number, sizeof(naptrinput));
+	}
 
 	context.naptrinput = naptrinput;	/* The number */
 	context.dst = dst;			/* Return string */
 	context.dstlen = dstlen;
-       context.tech = tech;
+	context.tech = tech;
 	context.techlen = techlen;
-       context.options = 0;
-       context.position = 1;
-       context.naptr_rrs = NULL;
-       context.naptr_rrs_count = 0;
-
-       if(options != NULL){
-               if(*options == 'c'){
-                       context.options = ENUMLOOKUP_OPTIONS_COUNT;
-                       context.position = 0;
-               } else {
-                       context.position = atoi(options);
-                       if(context.position < 1)
-                               context.position = 1;
-               }
-       }
+	context.options = 0;
+	context.position = 1;
+	context.naptr_rrs = NULL;
+	context.naptr_rrs_count = 0;
+
+	if (options != NULL){
+		if (*options == 'c'){
+			context.options = ENUMLOOKUP_OPTIONS_COUNT;
+			context.position = 0;
+		} else {
+			context.position = atoi(options);
+			if (context.position < 1)
+				context.position = 1;
+		}
+	}
 
 	if (pos > 128)
 		pos = 128;
 
-       /* ISN rewrite */
-       p1 = strchr(number, '*');
+	/* ISN rewrite */
+	p1 = strchr(number, '*');
 
-       if(number[0] == 'n'){ /* do not perform ISN rewrite ('n' is testing flag) */
-               p1 = NULL;
-               k = 1; /* strip 'n' from number */
-       }
+	if (number[0] == 'n') { /* do not perform ISN rewrite ('n' is testing flag) */
+		p1 = NULL;
+		k = 1; /* strip 'n' from number */
+	}
 
-       if(p1 != NULL){
-               p2 = p1+1;
-               while(p1 > number){
-                       p1--;
-                       tmp[newpos++] = *p1;
-                       tmp[newpos++] = '.';
-               }
-               if(*p2){
-                       while(*p2 && newpos < 128){
-                               tmp[newpos++] = *p2;
-                               p2++;
-                       }
-                       tmp[newpos++] = '.';
-               }
+	if (p1 != NULL) {
+		p2 = p1+1;
+		while (p1 > number){
+			p1--;
+			tmp[newpos++] = *p1;
+			tmp[newpos++] = '.';
+		}
+		if (*p2) {
+			while(*p2 && newpos < 128){
+				tmp[newpos++] = *p2;
+				p2++;
+			}
+			tmp[newpos++] = '.';
+		}
 
-       } else {
-               while(pos >= k) {
-                       if(isdigit(number[pos])){
-                               tmp[newpos++] = number[pos];
-                               tmp[newpos++] = '.';
-                       }
-                       pos--;
-               }
+	} else {
+		while (pos >= k) {
+			if (isdigit(number[pos])) {
+				tmp[newpos++] = number[pos];
+				tmp[newpos++] = '.';
+			}
+			pos--;
+		}
 	}
 
 	if (chan && ast_autoservice_start(chan) < 0)
 		return -1;
 
-	for(;;) {
+	for (;;) {
 		ast_mutex_lock(&enumlock);
 		if (version != enumver) {
 			/* Ooh, a reload... */
@@ -473,9 +473,9 @@ int ast_get_enum(struct ast_channel *chan, const char *number, char *dst, int ds
 		} else {
 			s = s->next;
 		}
-               if(suffix != NULL){
-                       strncpy(tmp + newpos, suffix, sizeof(tmp) - newpos - 1);
-               } else if (s) {
+		if (suffix != NULL) {
+			strncpy(tmp + newpos, suffix, sizeof(tmp) - newpos - 1);
+		} else if (s) {
 			strncpy(tmp + newpos, s->toplev, sizeof(tmp) - newpos - 1);
 		}
 		ast_mutex_unlock(&enumlock);
@@ -484,7 +484,7 @@ int ast_get_enum(struct ast_channel *chan, const char *number, char *dst, int ds
 		ret = ast_search_dns(&context, tmp, C_IN, T_NAPTR, enum_callback);
 		if (ret > 0)
 			break;
-               if(suffix != NULL)
+		if (suffix != NULL)
                        break;
 	}
 	if (ret < 0) {
@@ -492,12 +492,12 @@ int ast_get_enum(struct ast_channel *chan, const char *number, char *dst, int ds
 		ret = 0;
 	}
 
-       if(context.naptr_rrs_count >= context.position && ! (context.options & ENUMLOOKUP_OPTIONS_COUNT)){
+       if (context.naptr_rrs_count >= context.position && ! (context.options & ENUMLOOKUP_OPTIONS_COUNT)) {
                /* sort array by NAPTR order/preference */
-               for(k=0; k<context.naptr_rrs_count; k++){
-                       for(i=0; i<context.naptr_rrs_count; i++){
+               for (k=0; k<context.naptr_rrs_count; k++) {
+                       for (i=0; i<context.naptr_rrs_count; i++) {
                                /* use order first and then preference to compare */
-                               if((ntohs(context.naptr_rrs[k].naptr.order) < ntohs(context.naptr_rrs[i].naptr.order)
+                               if ((ntohs(context.naptr_rrs[k].naptr.order) < ntohs(context.naptr_rrs[i].naptr.order)
                                                && context.naptr_rrs[k].sort_pos > context.naptr_rrs[i].sort_pos)
                                        || (ntohs(context.naptr_rrs[k].naptr.order) > ntohs(context.naptr_rrs[i].naptr.order)
                                                && context.naptr_rrs[k].sort_pos < context.naptr_rrs[i].sort_pos)){
@@ -506,8 +506,8 @@ int ast_get_enum(struct ast_channel *chan, const char *number, char *dst, int ds
                                        context.naptr_rrs[i].sort_pos = z;
                                        continue;
                                }
-                               if(ntohs(context.naptr_rrs[k].naptr.order) == ntohs(context.naptr_rrs[i].naptr.order)){
-                                       if((ntohs(context.naptr_rrs[k].naptr.pref) < ntohs(context.naptr_rrs[i].naptr.pref)
+                               if (ntohs(context.naptr_rrs[k].naptr.order) == ntohs(context.naptr_rrs[i].naptr.order)) {
+                                       if ((ntohs(context.naptr_rrs[k].naptr.pref) < ntohs(context.naptr_rrs[i].naptr.pref)
                                                        && context.naptr_rrs[k].sort_pos > context.naptr_rrs[i].sort_pos)
                                                || (ntohs(context.naptr_rrs[k].naptr.pref) > ntohs(context.naptr_rrs[i].naptr.pref)
                                                        && context.naptr_rrs[k].sort_pos < context.naptr_rrs[i].sort_pos)){
@@ -518,26 +518,26 @@ int ast_get_enum(struct ast_channel *chan, const char *number, char *dst, int ds
                                }
                        }
                }
-               for(k=0; k<context.naptr_rrs_count; k++){
-                       if(context.naptr_rrs[k].sort_pos == context.position-1){
+               for (k=0; k<context.naptr_rrs_count; k++) {
+                       if (context.naptr_rrs[k].sort_pos == context.position-1) {
                                ast_copy_string(context.dst, context.naptr_rrs[k].result, dstlen);
                                ast_copy_string(context.tech, context.naptr_rrs[k].tech, techlen);
                                break;
                        }
                }
-       } else if( !(context.options & ENUMLOOKUP_OPTIONS_COUNT) ) {
+       } else if (!(context.options & ENUMLOOKUP_OPTIONS_COUNT)) {
                context.dst[0] = 0;
        }
 
 	if (chan)
 		ret |= ast_autoservice_stop(chan);
 
-       for(k=0; k<context.naptr_rrs_count; k++){
-               free(context.naptr_rrs[k].result);
-               free(context.naptr_rrs[k].tech);
-       }
+	for (k=0; k<context.naptr_rrs_count; k++) {
+		free(context.naptr_rrs[k].result);
+		free(context.naptr_rrs[k].tech);
+	}
 
-       free(context.naptr_rrs);
+	free(context.naptr_rrs);
 
 	return ret;
 }
@@ -568,7 +568,7 @@ int ast_get_txt(struct ast_channel *chan, const char *number, char *dst, int dst
 
 	if (pos > 128)
 		pos = 128;
-	while(pos >= 0) {
+	while (pos >= 0) {
 		tmp[newpos++] = number[pos--];
 		tmp[newpos++] = '.';
 	}
@@ -576,7 +576,7 @@ int ast_get_txt(struct ast_channel *chan, const char *number, char *dst, int dst
 	if (chan && ast_autoservice_start(chan) < 0)
 		return -1;
 
-	for(;;) {
+	for (;;) {
 		ast_mutex_lock(&enumlock);
 		if (version != enumver) {
 			/* Ooh, a reload... */
-- 
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