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79 lines
1.7 KiB
C
79 lines
1.7 KiB
C
#ifndef SYS_SOCK_H
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#define SYS_SOCK_H
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#include <sys/socket.h>
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#include "kernel/errno.h"
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#include "misc.h"
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#include "debug.h"
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dword_t sys_socketcall(dword_t call_num, addr_t args_addr);
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struct sockaddr_ {
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uint16_t family;
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char data[14];
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};
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size_t sockaddr_size(void *p);
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// result comes from malloc
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struct sockaddr *sockaddr_to_real(void *p);
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#define PF_LOCAL_ 1
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#define PF_INET_ 2
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#define PF_INET6_ 10
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#define AF_LOCAL_ PF_LOCAL_
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#define AF_INET_ PF_INET_
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#define AF_INET6_ PF_INET6_
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static inline int sock_family_to_real(int fake) {
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switch (fake) {
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case PF_LOCAL_: return PF_LOCAL;
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case PF_INET_: return PF_INET;
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case PF_INET6_: return PF_INET6;
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}
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return -1;
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}
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#define SOCK_STREAM_ 1
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#define SOCK_DGRAM_ 2
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#define SOCK_NONBLOCK_ 0x800
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#define SOCK_CLOEXEC_ 0x80000
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static inline int sock_type_to_real(int type, int protocol) {
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switch (type & 0xff) {
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case SOCK_STREAM_:
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if (protocol != 0 && protocol != 6)
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return -1;
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return SOCK_STREAM;
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case SOCK_DGRAM_:
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if (protocol != 0 && protocol != 17)
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return -1;
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return SOCK_DGRAM;
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}
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return -1;
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}
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#define MSG_OOB_ 0x1
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#define MSG_PEEK_ 0x2
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#define MSG_WAITALL_ 0x100
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static inline int sock_flags_to_real(int fake) {
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int real = 0;
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if (fake & MSG_OOB_) real |= MSG_OOB;
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if (fake & MSG_PEEK_) real |= MSG_PEEK;
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if (fake & MSG_WAITALL_) real |= MSG_WAITALL;
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if (fake & ~(MSG_OOB_|MSG_PEEK_|MSG_WAITALL_))
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TRACELN("unimplemented socket flags %d", fake);
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return real;
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}
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#define TCP_NODELAY_ 1
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static inline int sock_opt_to_real(int fake) {
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switch (fake) {
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case TCP_NODELAY_: return 1;
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}
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return -1;
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}
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#endif
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