/home/mrjunejune/zenbu: seobeo/s_linux

annotate seobeo/s_linux_network.c @ 4:0b3b4f5887bb

[Seobeo] Updated so that it create socket for both server and clients.

author	June Park <parkjune1995@gmail.com>
date	Fri, 26 Sep 2025 15:14:46 -0700
parents	2758f5527d2b
children	1e61008b9980

rev	line source
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	1 #include "seobeo/seobeo.h"
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	2
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	3 int Seobeo_CreateSocket(int32 stream, const char host, const char port, int32 backlog)
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	4 {
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	5 struct addrinfo hints = {0}, server_infos, free_server_info;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	6 int32 sock_fd, yes = 1; // Need this for setsockopt
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	7
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	8 hints.ai_family = AF_INET;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	9 hints.ai_socktype = stream ? SOCK_STREAM : SOCK_DGRAM;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	10 hints.ai_protocol = stream ? IPPROTO_TCP : IPPROTO_UDP;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	11 hints.ai_flags = stream ? AI_PASSIVE : 0;
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	12
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	13 if (getaddrinfo(host, port, &hints, &server_infos) != 0)
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	14 {
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	15 perror("getaddrinfo");
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	16 return -1;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	17 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	18
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	19 for
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	20 (
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	21 free_server_info = server_infos;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	22 free_server_info != NULL;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	23 free_server_info = free_server_info->ai_next
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	24 )
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	25 {
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	26 if
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	27 (
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	28 (sock_fd = socket(
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	29 free_server_info->ai_family, free_server_info->ai_socktype,
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	30 free_server_info->ai_protocol
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	31 )) == -1
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	32 )
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	33 {
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	34 perror("socket");
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	35 continue;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	36 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	37
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	38 if (setsockopt(sock_fd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes)) == -1)
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	39 {
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	40 perror("setsockopt");
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	41 continue;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	42 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	43
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	44 if (bind(sock_fd, free_server_info->ai_addr, free_server_info->ai_addrlen) == -1)
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	45 {
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	46 close(sock_fd);
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	47 perror("setsockopt");
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	48 continue;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	49 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	50
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	51 // UDP should be non blocking
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	52 if(!stream)
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	53 {
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	54 if (fcntl(sock_fd, F_SETFL, O_NONBLOCK) != 0)
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	55 {
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	56 close(sock_fd);
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	57 perror("v_network: Couldn't make socket non-blocking\n");
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	58 return -1;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	59 }
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	60 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	61
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	62 // binded to a open server infos;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	63 break;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	64 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	65
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	66 // No longer need these values
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	67 freeaddrinfo(server_infos);
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	68
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	69 if (free_server_info == NULL)
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	70 {
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	71 perror("No free server");
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	72 return -1;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	73 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	74
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	75 // TCP listen
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	76 if(stream)
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	77 {
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	78 if (listen(sock_fd, backlog) != 0)
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	79 {
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	80 perror("listen");
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	81 close(sock_fd);
1 adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	82 return -1;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	83 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	84 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	85
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	86 return sock_fd;
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	87 }
adcfad6e86fb Updated naming and separated out some logic within seobeo. June Park <parkjune1995@gmail.com> parents: diff changeset	88
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	89 Seobeo_PHandle Seobeo_Stream_Handle_Create(const char host, const char port)
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	90 {
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	91 Seobeo_PHandle p_handle;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	92 p_handle = malloc(sizeof(*p_handle));
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	93
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	94 p_handle->socket = Seobeo_CreateSocket(1, host, port, 10); // socke fd
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	95 p_handle->host = host != NULL ? strdup(host) : "localhost";
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	96 p_handle->port = strdup(port);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	97
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	98 p_handle->read_buffer = malloc(sizeof(p_handle->read_buffer) INITIAL_BUFFER_CAPACITY);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	99 p_handle->read_buffer_capacity = INITIAL_BUFFER_CAPACITY;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	100 p_handle->read_buffer_len = 0;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	101
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	102 p_handle->write_buffer = malloc(sizeof(p_handle->read_buffer) INITIAL_BUFFER_CAPACITY);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	103 p_handle->write_buffer_capacity = INITIAL_BUFFER_CAPACITY;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	104 p_handle->write_buffer_len = 0;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	105
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	106 p_handle->file = NULL;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	107 p_handle->text_copy = NULL;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	108 p_handle->file_name = NULL;
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	109
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	110 return p_handle;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	111 }
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	112
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	113 Seobeo_PHandle Seobeo_Stream_Handle_Accept(Seobeo_PHandle server_h)
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	114 {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	115 struct sockaddr_storage addr;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	116 socklen_t addrlen = sizeof addr;
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	117 char client_inet_addr[INET6_ADDRSTRLEN];
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	118 int client_fd = accept(server_h->socket,
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	119 (struct sockaddr*)&addr,
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	120 &addrlen);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	121 inet_ntop(
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	122 addr.ss_family,
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	123 Seobeo_GetIP4OrIP6((struct sockaddr *)&addr),
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	124 client_inet_addr, sizeof client_inet_addr);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	125
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	126 if (client_fd == -1)
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	127 {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	128 return NULL;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	129 }
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	130
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	131 Seobeo_PHandle h = malloc(sizeof *h);
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	132
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	133 h->socket = client_fd;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	134 h->host = strdup(client_inet_addr);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	135 h->port = NULL;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	136
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	137 h->read_buffer_capacity = server_h->read_buffer_capacity;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	138 h->read_buffer_len = 0;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	139 h->read_buffer = malloc(h->read_buffer_capacity);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	140
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	141 h->write_buffer_capacity = server_h->write_buffer_capacity;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	142 h->write_buffer_len = 0;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	143 h->write_buffer = malloc(h->write_buffer_capacity);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	144
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	145 return h;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	146 }
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	147
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	148 void Seobeo_Handle_Destroy(Seobeo_PHandle h)
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	149 {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	150 close(h->socket);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	151 free(h->host);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	152 free(h->port);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	153 free(h->read_buffer);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	154 free(h->write_buffer);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	155 free(h->file);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	156 free(h->text_copy);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	157 free(h->file_name);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	158 free(h);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	159 }
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	160
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	161 int Seobeo_Handle_Flush(Seobeo_PHandle h)
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	162 {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	163 uint32 total = h->write_buffer_len;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	164 uint32 sent = 0;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	165
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	166 while (sent < total) {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	167 ssize_t n = write(
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	168 h->socket,
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	169 h->write_buffer + sent,
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	170 total - sent
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	171 );
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	172 if (n < 0) {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	173 if (errno == EINTR) continue;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	174 if (errno == EAGAIN) return 1;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	175 return -1;
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	176 }
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	177 sent += (uint32)n;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	178 }
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	179
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	180 h->write_buffer_len = 0;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	181 return 0;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	182 }
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	183
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	184
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	185 int Seobeo_Handle_QueueData(Seobeo_PHandle h, const uint8_t *data, uint32_t data_size)
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	186 {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	187 if (h->write_buffer_len + data_size > h->write_buffer_capacity) {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	188 int rc = Seobeo_Handle_Flush(h);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	189 if (rc < 0) return -1;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	190 if (rc > 0) return 1;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	191 }
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	192
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	193 if (data_size > h->write_buffer_capacity)
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	194 {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	195 uint32_t offset = 0;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	196 while (offset < data_size)
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	197 {
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	198 ssize_t n = write(h->socket,
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	199 data + offset,
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	200 data_size - offset);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	201 if (n < 0) {
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	202 if (errno == EINTR) continue;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	203 if (errno == EAGAIN) return 1;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	204 return -1;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	205 }
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	206 offset += (uint32_t)n;
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	207 }
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	208 return 0;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	209 }
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	210
4 0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	211 memcpy(h->write_buffer + h->write_buffer_len,
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	212 data,
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	213 data_size);
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	214 h->write_buffer_len += data_size;
0b3b4f5887bb [Seobeo] Updated so that it create socket for both server and clients. June Park <parkjune1995@gmail.com> parents: 3 diff changeset	215 return 0;
3 2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	216 }
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	217
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	218 void Seobeo_GetIP4OrIP6(struct sockaddr sa)
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	219 {
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	220 if (sa->sa_family == AF_INET)
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	221 {
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	222 return &(((struct sockaddr_in*)sa)->sin_addr);
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	223 }
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	224
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	225 return &(((struct sockaddr_in6*)sa)->sin6_addr);
2758f5527d2b [Seobeo] Working on simple TCP server and client logic. June Park <parkjune1995@gmail.com> parents: 1 diff changeset	226 }

Mercurial

annotate seobeo/s_linux_network.c @ 4:0b3b4f5887bb