Move everything back to getgbook.c

1 files changed, 36 insertions, 3 deletions

diff --git a/getgbook.c b/getgbook.c
index a98ef79..6cf75df 100644
--- a/getgbook.c
+++ b/getgbook.c
@@ -1,3 +1,5 @@
+#define VERSION "prealpha"
+
 #define usage "getgbook bookid"
 
 #define hostname "books.google.com"
@@ -5,14 +7,45 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include "util.c"
+#include <netdb.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
+
+void die(char *msg) {
+	fputs(msg, stderr);
+	exit(EXIT_FAILURE);
+}
+
+/* plundered from suckless' sic */
+static int dial(char *host, char *port) {
+	static struct addrinfo hints;
+	int srv;
+	struct addrinfo *res, *r;
+
+	memset(&hints, 0, sizeof hints);
+	hints.ai_family = AF_UNSPEC;
+	hints.ai_socktype = SOCK_STREAM;
+	if(getaddrinfo(host, port, &hints, &res) != 0)
+		die("error: cannot resolve hostname\n");
+	for(r = res; r; r = r->ai_next) {
+		if((srv = socket(r->ai_family, r->ai_socktype, r->ai_protocol)) == -1)
+			continue;
+		if(connect(srv, r->ai_addr, r->ai_addrlen) == 0)
+			break;
+		close(srv);
+	}
+	freeaddrinfo(res);
+	if(!r)
+		die("error: cannot connect to host\n");
+	return srv;
+}
 
-char * get(FILE *srv, char *host, char *path) {
+char *get(FILE *srv, char *host, char *path) {
 	size_t l, res;
 	int fd, i;
 	char *buf, *c, *p;
 
-	fprintf(srv, "GET %s HTTP/1.0\r\nUser-Agent: getgbook-prealpha (not mozilla)\r\nHost: %s\r\n\r\n", path, host);
+	fprintf(srv, "GET %s HTTP/1.0\r\nUser-Agent: getgbook-"VERSION" (not mozilla)\r\nHost: %s\r\n\r\n", path, host);
 
 	fflush(srv);