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comparison seobeo/s_linux_network.c @ 3:2758f5527d2b

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[Seobeo] Working on simple TCP server and client logic.
author June Park <parkjune1995@gmail.com>
date Wed, 24 Sep 2025 18:49:09 -0700
parents adcfad6e86fb
children 0b3b4f5887bb
comparison
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2:8a43dedbe530 3:2758f5527d2b
96 } 96 }
97 97
98 return sock_fd; 98 return sock_fd;
99 } 99 }
100 100
101
102 void Seobeo_ListenClient(int sock_fd, void (*handle_client)(int))
103 {
104 int32 client_fd;
105 struct sockaddr_storage client_addr;
106 socklen_t sin_size;
107
108 char client_inet_addr[INET6_ADDRSTRLEN];
109
110 while (1)
111 {
112 sin_size = sizeof(client_addr);
113 client_fd = accept(sock_fd, (struct sockaddr *)&client_addr, &sin_size);
114
115 if (client_fd == -1)
116 {
117 perror("accept");
118 break;
119 }
120
121 inet_ntop(
122 client_addr.ss_family,
123 Seobeo_GetIP4OrIP6((struct sockaddr *)&client_addr),
124 client_inet_addr, sizeof client_inet_addr);
125
126 printf("server: got connection from %s\n", client_inet_addr);
127
128 // Create a child process
129 if (!fork())
130 {
131 close(sock_fd);
132 handle_client(client_fd);
133 exit(0);
134 }
135
136 close(client_fd);
137 }
138 }
139
140 void *Seobeo_GetIP4OrIP6(struct sockaddr *sa)
141 {
142 if (sa->sa_family == AF_INET)
143 {
144 return &(((struct sockaddr_in*)sa)->sin_addr);
145 }
146
147 return &(((struct sockaddr_in6*)sa)->sin6_addr);
148 }