Python< - > C通过插座

sock.bind（（''''，PORT）） sock.listen（5） ＃等待连接 尝试： 而True： newSocket，address = sock.accept（） print" connected from ;，地址 而True： receivedData = newSocket.recv（8192） 如果没有收到数据： 休息 打印"收到："，receivedData newSocket.sendall（receivedData） newSocket.close（） 打印与...断开连接，地址 终于： sock.close（） -------------------------------- ------------------------------------- C echo客户端（包括省略） ------------------------------- ＃定义DEFAULT_PROTOCOL 0 #define PORT 8702 #define HOSTlocalhost / * #define HOST" 127.0.0.1" * / / * #define HOST" cmopc018" * / #define TYPE SOCK_STREAM int main（无效） { struct hostent * phe; struct sockaddr_in sin; int s; s = socket（PF_INET，TYPE，DEFAULT_PROTOCOL）; if（s< 0） raise_report（LEVEL_FATAL，" tiny_echo"，不能创建套接字： ％s"，strerror（errno） ））; / * *连接插座 * / memset（ & sin，0，sizeof sin）; sin.sin_family = AF_INET; sin.sin_port = PORT; if（（phe = gethostbyname（HOST））） { memcpy（& sin.sin_addr，phe-> h_addr_list [0]，phe-> h_length）; raise_report（LEVEL_INFO，" tiny_echo"，" addr is％X"， sin.sin_addr）; } else if（（sin.sin_addr.s_addr = inet_addr（HOST））== INADDR_NONE） raise_report（LEVEL_FATAL，" tiny_echo"，" can） '' TG et \％s \> 主机条目，主机; if（connect（s，（struct sockaddr *）& ; sin，sinof sin）< 0） raise_report（LEVEL_FATAL，" tiny_echo"，无法连接到 ％s。％d：％s"，HOST，sin.sin_port ，strerror（errno））; raise_report（LEVEL_INFO，" tiny_echo"，" CONNECTED"）; 返回0; } ---------------------------------- -------------------------------------------- - Nick Keighley well I assumed sockets actually worked I was guessing the slightdifferences in the interfaces caused me to set the two ends upslightlydifferently. Python Echo Server------------------import socket DEFAULT_PROTOCOL = 0PORT = 8702 sock = socket.socket (socket.AF_INET, socket.SOCK_STREAM,DEFAULT_PROTOCOL)sock.bind (('''', PORT))sock.listen (5) # wait for a connectiontry:while True:newSocket, address = sock.accept ()print "connected from", addresswhile True:receivedData = newSocket.recv (8192)if not receivedData:breakprint "received: ", receivedDatanewSocket.sendall (receivedData)newSocket.close()print "disconnected from", addressfinally:sock.close ()---------------------------------------------------------------------C echo client (includes omitted)-------------------------------#define DEFAULT_PROTOCOL 0#define PORT 8702#define HOST "localhost"/* #define HOST "127.0.0.1" *//* #define HOST "cmopc018" */#define TYPE SOCK_STREAMint main (void){struct hostent *phe;struct sockaddr_in sin;int s; s = socket (PF_INET, TYPE, DEFAULT_PROTOCOL);if (s < 0)raise_report (LEVEL_FATAL, "tiny_echo", "can''t create socket:%s", strerror (errno));/** connect to the socket*/ memset (&sin, 0, sizeof sin);sin.sin_family = AF_INET;sin.sin_port = PORT;if ((phe = gethostbyname (HOST))){memcpy (&sin.sin_addr, phe->h_addr_list[0], phe->h_length);raise_report (LEVEL_INFO, "tiny_echo", "addr is %X",sin.sin_addr);}elseif ((sin.sin_addr.s_addr = inet_addr (HOST)) == INADDR_NONE)raise_report (LEVEL_FATAL, "tiny_echo", "can''t get \"%s\"host entry", HOST); if (connect (s, (struct sockaddr *)&sin, sizeof sin) < 0)raise_report (LEVEL_FATAL, "tiny_echo", "can''t connect to%s.%d: %s", HOST, sin.sin_port, strerror (errno)); raise_report (LEVEL_INFO, "tiny_echo", "CONNECTED"); return 0;}--------------------------------------------------------------------------------Nick Keighley 这篇关于Python&lt; - &gt; C通过插座的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持！