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jsonbta/client.c

@@ -0,0 +1,61 @@
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include "bta_json.h"
+
+int main(int argc, char *argv[]){
+	int sockfd = 0, n = 0;
+	char recvBuff[1024];
+	memset(recvBuff, '0',sizeof(recvBuff));
+	struct addrinfo h, *r, *p;
+	memset(&h, 0, sizeof(h));
+	h.ai_family = AF_INET;
+	h.ai_socktype = SOCK_STREAM;
+	h.ai_flags = AI_CANONNAME;
+	char *host = "localhost";
+	if(argc > 1) host = argv[1];
+	char *port = PORT;
+	if(argc > 2) port = argv[2];
+	if(getaddrinfo(host, port, &h, &r)){perror("getaddrinfo"); return -1;}
+	struct sockaddr_in *ia = (struct sockaddr_in*)r->ai_addr;
+	char str[INET_ADDRSTRLEN];
+	inet_ntop(AF_INET, &(ia->sin_addr), str, INET_ADDRSTRLEN);
+	printf("canonname: %s, port: %u, addr: %s\n", r->ai_canonname, ntohs(ia->sin_port), str);
+	for(p = r; p; p = p->ai_next) {
+		if ((sockfd = socket(p->ai_family, p->ai_socktype,
+				p->ai_protocol)) == -1) {
+			perror("socket");
+			continue;
+		}
+		if (connect(sockfd, p->ai_addr, p->ai_addrlen) == -1) {
+			close(sockfd);
+			perror("connect");
+			continue;
+		}
+		break; // if we get here, we must have connected successfully
+	}
+	if (p == NULL) {
+		// looped off the end of the list with no connection
+		fprintf(stderr, "failed to connect\n");
+		return -1;
+	}
+	freeaddrinfo(r);
+	char *msg = malloc(2048);
+	char *res = RESOURCE;
+	if(argc == 4) res = argv[3];
+	snprintf(msg, 2047, "GET %s HTTP/1.1\r\n", res);
+	if(send(sockfd, msg, strlen(msg), 0) != strlen(msg)){perror("send");}
+	while((n = read(sockfd, recvBuff, sizeof(recvBuff)-1)) > 0){
+		recvBuff[n] = 0;
+		if(fputs(recvBuff, stdout) == EOF) 	printf("\n Error : Fputs error\n");
+	}
+	if(n < 0) printf("\n Read error \n");
+	return 0;
+}