用C模拟了一个http请求,但是recv函数接收的数据不完整且不安顺序获取信息
用C模拟了一个http请求,但是recv函数接收的数据不完整且不安顺序获取信息
我把代码贴上
char recvbuf[1025];
while( 1 ) {
bytesRecv = recv(m_socket, recvbuf,1024 , 0);
if (bytesRecv <= 0) break;
recvbuf[bytesRecv+1] = 0;
printf("%s",recvbuf);
}
void HexDump(char *buf,int len) {
int i,j,k;
char binstr[80];
for (i=0;i<len;i++) {
if (0==(i%16)) {
sprintf(binstr,"%04x -",i);
sprintf(binstr,"%s %02x",binstr,(unsigned char)buf[i]);
} else if (15==(i%16)) {
sprintf(binstr,"%s %02x",binstr,(unsigned char)buf[i]);
sprintf(binstr,"%s ",binstr);
for (j=i-15;j<=i;j++) {
sprintf(binstr,"%s%c",binstr,('!'<buf[j]&&buf[j]<='~')?buf[j]:'.');
}
printf("%s\n",binstr);
} else {
sprintf(binstr,"%s %02x",binstr,(unsigned char)buf[i]);
}
}
if (0!=(i%16)) {
k=16-(i%16);
for (j=0;j<k;j++) {
sprintf(binstr,"%s ",binstr);
}
sprintf(binstr,"%s ",binstr);
k=16-k;
for (j=i-k;j<i;j++) {
sprintf(binstr,"%s%c",binstr,('!'<buf[j]&&buf[j]<='~')?buf[j]:'.');
}
printf("%s\n",binstr);
}
}
while( 1 ) {
memset(recvbuf, 0x00, sizeof(char)*1024);//加上这一行 你的输出就没有乱码的小尾巴了
bytesRecv = recv(m_socket, recvbuf,1024 , 0);
printf("%s",recvbuf);
// printf("\n%d\n",bytesRecv);
if(bytesRecv<=0){
break;
}
}