# HG changeset patch
# User mmj
# Date 1082802436 -36000
# Node ID 57cc975a4721b4c492ec9f94097d77ec6defae1d
# Parent  6708b06cf9c98ec7b6bad7882ee6582872f53157
mmap the subscriber file

diff -r 6708b06cf9c9 -r 57cc975a4721 src/subscriberfuncs.c
--- a/src/subscriberfuncs.c	Sat Apr 24 02:52:57 2004 +1000
+++ b/src/subscriberfuncs.c	Sat Apr 24 20:27:16 2004 +1000
@@ -10,28 +10,54 @@
 #include <string.h>
 #include <ctype.h>
 #include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/mman.h>
+#include <unistd.h>
 
 #include "mlmmj.h"
 #include "subscriberfuncs.h"
 #include "mygetline.h"
 #include "log_error.h"
 
-int find_subscriber(int subfilefd, const char *address)
+int find_subscriber(int fd, const char *address)
 {
-	char *buf;
+	char *start, *cur, *next;
+	struct stat st;
+	size_t len;
 
-	while ((buf = mygetline(subfilefd))) {
-		while (buf[0] && isspace(buf[strlen(buf)-1]))
-			buf[strlen(buf)-1] = '\0';
-		if (strcasecmp(buf, address) == 0) {
-			free(buf);
-			return 0;
-		}
-		free(buf);
+	if(fstat(fd, &st) < 0) {
+		log_error(LOG_ARGS, "Could not stat fd");
+		return 1;
 	}
 
-	free(buf);
-	
+	if((start = mmap(0, st.st_size, PROT_READ, MAP_SHARED, fd, 0)) ==
+			(void *)-1) {
+		log_error(LOG_ARGS, "Could not mmap fd");
 	return 1;
 }
 
+	for(next = cur = start; next < start + st.st_size; next++) {
+		if(*next == '\n') {
+			len = next - cur;
+			if((strlen(address) == len) &&
+			   (strncasecmp(address, cur, len) == 0)) {
+				munmap(start, st.st_size);
+				return 0;
+			}
+			cur = next + 1;
+		}
+	}
+	
+	if(next > cur) {
+		len = next - cur;
+		if((strlen(address) == len) &&
+		   (strncasecmp(address, cur, len) == 0)) {
+			munmap(start, st.st_size);
+			return 0;
+		}
+	}
+	
+	munmap(start, st.st_size);
+	return 1;
+}