Add socket support for mips
This commit is contained in:
parent
37bf95704e
commit
74cfa5f949
140
arch/mips.c
140
arch/mips.c
@ -102,4 +102,144 @@ int fsync(unsigned int fd){
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return rtn;
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}
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int socket(int domain, int type, int protocol){
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int sockfd = 0;
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asm volatile (
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"move $a0, %1\n"
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"move $a1, %2\n"
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"move $a2, %3\n"
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"li $v0, 4183\n"
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"syscall\n"
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"move %0, $v0\n"
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: "=r"(sockfd)
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: "r"(domain), "r"(type), "r"(protocol)
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: "a0", "a1", "a2", "v0", "memory"
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);
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return sockfd;
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}
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int setsockopt(int sockfd, int level, int optname, const void* optval, socklen_t optlen){
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int rtn = 0;
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asm volatile (
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"li $v0, 4181\n"
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"move $a0, %1\n"
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"move $a1, %2\n"
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"move $a2, %3\n"
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"move $a3, %4\n"
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"addiu $sp, $sp, -32\n"
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"sw %5, 16($sp)\n"
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"syscall\n"
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"addiu $sp, $sp, 32\n"
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"move %0, $v0\n"
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: "=r"(rtn)
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: "r"(sockfd), "r"(level), "r"(optname), "r"(optval), "r"(optlen)
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: "a0", "a1", "a2", "a3", "t0", "v0"
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);
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return rtn;
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}
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int bind(int sockfd, const void* sockaddr, socklen_t addrlen) {
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int rtn = 0;
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asm volatile (
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"move $a0, %1\n"
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"move $a1, %2\n"
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"move $a2, %3\n"
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"li $v0, 4169\n"
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"syscall\n"
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"move %0, $v0\n"
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: "=r"(rtn)
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: "r"(sockfd), "r"(sockaddr), "r"(addrlen)
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: "a0", "a1", "a2", "v0"
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);
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return rtn;
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}
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int listen(int fd, int backlog) {
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int rtn = 0;
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asm volatile (
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"move $a0, %1\n"
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"move $a1, %2\n"
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"li $v0, 4174\n"
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"syscall\n"
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"move %0, $v0\n"
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: "=r"(rtn)
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: "r"(fd), "r"(backlog)
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: "a0", "a1", "v0"
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);
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return rtn;
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}
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int accept(int sockfd, void* addr, socklen_t* addrlen) {
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int connfd = 0;
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asm volatile (
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"move $a0, %1\n"
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"move $a1, %2\n"
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"move $a2, %3\n"
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"li $v0, 4168\n"
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"syscall\n"
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"move %0, $v0\n"
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: "=r"(connfd)
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: "r"(sockfd), "r"(addr), "r"(addrlen)
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: "a0", "a1", "a2", "v0", "memory"
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);
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return connfd;
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}
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int connect(int sockfd, void* addr, socklen_t addrlen) {
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int connfd = 0;
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asm volatile (
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"move $a0, %1\n"
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"move $a1, %2\n"
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"move $a2, %3\n"
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"li $v0, 4170\n"
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"syscall\n"
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"move %0, $v0\n"
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: "=r"(connfd)
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: "r"(sockfd), "r"(addr), "r"(addrlen)
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: "a0", "a1", "a2", "v0"
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);
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return connfd;
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}
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ssize_t sendto(int sockfd, const void* buf, size_t size, int flags, const void* sockaddr, socklen_t addrlen){
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ssize_t rtn = 0;
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asm volatile (
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"li $v0, 4180\n"
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"move $a0, %1\n"
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"move $a1, %2\n"
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"move $a2, %3\n"
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"move $a3, %4\n"
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"addiu $sp, $sp, -32\n"
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"sw %5, 16($sp)\n"
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"sw %6, 20($sp)\n"
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"syscall\n"
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"addiu $sp, $sp, 32\n"
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"move %0, $v0\n"
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: "=r"(rtn)
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: "r"(sockfd), "r"(buf), "r"(size), "r"(flags), "r"(sockaddr), "r"(addrlen)
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: "a0", "a1", "a2", "a3", "t0", "t1", "v0"
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);
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return rtn;
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}
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ssize_t recvfrom(int sockfd, const void* buf, size_t size, int flags, const void* sockaddr, socklen_t addrlen){
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ssize_t rtn = 0;
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asm volatile (
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"li $v0, 4176\n"
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"move $a0, %1\n"
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"move $a1, %2\n"
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"move $a2, %3\n"
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"move $a3, %4\n"
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"addiu $sp, $sp, -32\n"
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"sw %5, 16($sp)\n"
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"sw %6, 20($sp)\n"
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"syscall\n"
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"addiu $sp, $sp, 32\n"
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"move %0, $v0\n"
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: "=r"(rtn)
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: "r"(sockfd), "r"(buf), "r"(size), "r"(flags), "r"(sockaddr), "r"(addrlen)
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: "a0", "a1", "a2", "a3", "t0", "t1", "v0", "memory"
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);
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return rtn;
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}
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#endif
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11
socktest.c
11
socktest.c
@ -8,8 +8,12 @@ int main() {
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struct sockaddr_in server, client;
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server.sin_family = AF_INET;
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server.sin_addr.s_addr = INADDR_ANY;
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//server.sin_port = htons( 6969 );
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#if defined(__mips__)
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server.sin_port = 6969;
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#else
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server.sin_port = 0x391b;
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#endif
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// Create the socket
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socket_fd = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
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@ -21,7 +25,7 @@ int main() {
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// Set socket options
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int opt = 1;
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if(0 > setsockopt(socket_fd, SOL_SOCKET, SO_REUSEADDR | SO_REUSEPORT, &opt, sizeof(opt))) {
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if(0 > setsockopt(socket_fd, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(optlen))) {
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write(STDERR, "Socket error\n", 13);
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close(socket_fd);
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return 2;
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@ -89,3 +93,6 @@ int main() {
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void _start() {
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exit(main());
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}
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void __start() {
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exit(main());
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}
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49
sys.h
49
sys.h
@ -44,9 +44,9 @@ int bind(int sockfd, const void* sockaddr, socklen_t addrlen);
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int listen(int fd, int backlog);
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int accept(int sockfd, void* addr, socklen_t* addrlen);
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int connect(int sockfd, void* addr, socklen_t addrlen);
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int64_t sendto(int sockfd, const void* buf, size_t size, int flags, const void* sockaddr, socklen_t addrlen);
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ssize_t sendto(int sockfd, const void* buf, size_t size, int flags, const void* sockaddr, socklen_t addrlen);
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#define send(sockfd, buf, size, flags) sendto(sockfd, buf, size, flags, 0, 0)
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int64_t recvfrom(int sockfd, const void* buf, size_t size, int flags, const void* sockaddr, socklen_t addrlen);
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ssize_t recvfrom(int sockfd, const void* buf, size_t size, int flags, const void* sockaddr, socklen_t addrlen);
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#define recv(sockfd, buf, size, flags) recvfrom(sockfd, buf, size, flags, 0, 0)
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// Socket Domain constants
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typedef unsigned short sa_family_t;
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@ -61,19 +61,46 @@ typedef unsigned short sa_family_t;
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#define AF_CAN 29 /* Controller Area Network */
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#define AF_BLUETOOTH 31 /* Bluetooth sockets */
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// Socket type constants
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enum sock_type {
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SOCK_STREAM = 1,
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SOCK_DGRAM = 2,
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SOCK_RAW = 3,
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SOCK_RDM = 4,
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SOCK_SEQPACKET = 5,
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SOCK_DCCP = 6,
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SOCK_PACKET = 10,
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};
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#if defined(__mips__)
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// File: include/asm-mips/socket.h
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enum sock_type {
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SOCK_DGRAM = 1,
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SOCK_STREAM = 2,
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SOCK_RAW = 3,
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SOCK_RDM = 4,
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SOCK_SEQPACKET = 5,
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SOCK_DCCP = 6,
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SOCK_PACKET = 10,
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};
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#define SOL_SOCKET 0xffff
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#define SO_DEBUG 0x0001 /* Record debugging information. */
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#define SO_REUSEADDR 0x0004 /* Allow reuse of local addresses. */
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#define SO_TYPE 0x1008 /* Compatible name for SO_STYLE. */
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#define SO_ERROR 0x1007 /* get error status and clear */
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#define SO_DONTROUTE 0x0010 /* Don't do local routing. */
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#define SO_BROADCAST 0x0020 /* Allow transmission of broadcast messages. */
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#define SO_SNDBUF 0x1001 /* Send buffer size. */
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#define SO_RCVBUF 0x1002 /* Receive buffer. */
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#define SO_KEEPALIVE 0x0008 /* Keep connections alive and send SIGPIPE when they die. */
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#define SO_OOBINLINE 0x0100 /* Receive out-of-band data in-band. */
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#define SO_LINGER 0x0080 /* Block on close of a reliable socket to transmit pending data. */
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#define SO_REUSEPORT 0x0200 /* Allow local address and port reuse. */
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#define SO_RCVLOWAT 0x1004 /* receive low-water mark */
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#define SO_SNDLOWAT 0x1003 /* send low-water mark */
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#define SO_RCVTIMEO 0x1006 /* receive timeout */
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#define SO_SNDTIMEO 0x1005 /* send timeout */
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#else
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enum sock_type {
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SOCK_STREAM = 1,
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SOCK_DGRAM = 2,
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SOCK_RAW = 3,
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SOCK_RDM = 4,
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SOCK_SEQPACKET = 5,
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SOCK_DCCP = 6,
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SOCK_PACKET = 10,
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};
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#define SOL_SOCKET 1
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#define SO_DEBUG 1
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