148 lines
5.2 KiB
C
148 lines
5.2 KiB
C
#ifndef MINIMALSYS_H
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#define MINIMALSYS_H
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#include "int.h"
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void exit(int8_t status);
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#define STDIN 0
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#define STDOUT 1
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#define STDERR 2
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intptr_t write(int32_t fd, const void* buf, intptr_t size);
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intptr_t read(int32_t fd, const void* buf, intptr_t size);
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#define O_RDONLY 00
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#define O_WRONLY 01
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#define O_RDWR 02
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#define AT_FDCWD -100
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#if defined(__mips__)
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// linux/arch/mips/include/uapi/asm/fcntl.h
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#define O_APPEND 0x0008
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#define O_CREAT 0x0100 /* not fcntl */
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#define O_TRUNC 0x0200 /* not fcntl */
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#define O_EXCL 0x0400 /* not fcntl */
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#define O_NOCTTY 0x0800 /* not fcntl */
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#else
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// linux/include/uapi/asm-generic/fcntl.h
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#define O_CREAT 1<<6
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#define O_EXCL 1<<7
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#define O_NOCTTY 1<<8
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#define O_TRUNC 1<<9
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#define O_APPEND 1<<10
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#endif
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int32_t openat(int32_t fd, const char* filename, uint32_t flags, uint32_t mode);
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#define open(...) openat(AT_FDCWD, __VA_ARGS__, 0)
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#define openc(...) openat(AT_FDCWD, __VA_ARGS__)
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int close(unsigned int fd);
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int fsync(unsigned int fd);
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// Socket syscalls
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int socket(int domain, int type, int protocol);
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int setsockopt(int sockfd, int level, int optname, const void* optval, socklen_t optlen);
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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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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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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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/* Supported address families. */
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#define AF_UNIX 1 /* Unix domain sockets */
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#define AF_LOCAL 1 /* POSIX name for AF_UNIX */
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#define AF_INET 2 /* Internet IP Protocol */
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#define AF_AX25 3 /* Amateur Radio AX.25 */
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#define AF_INET6 10 /* IP version 6 */
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#define AF_ROSE 11 /* Amateur Radio X.25 PLP */
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#define AF_PACKET 17 /* Packet family */
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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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#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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#define SO_REUSEADDR 2
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#define SO_TYPE 3
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#define SO_ERROR 4
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#define SO_DONTROUTE 5
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#define SO_BROADCAST 6
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#define SO_SNDBUF 7
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#define SO_RCVBUF 8
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#define SO_KEEPALIVE 9
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#define SO_OOBINLINE 10
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#define SO_LINGER 13
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#define SO_REUSEPORT 15
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#define SO_RCVLOWAT 18
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#define SO_SNDLOWAT 19
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#define SO_RCVTIMEO 20
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#define SO_SNDTIMEO 21
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#endif
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#define SO_STYLE SO_TYPE /* Synonym */
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/* linux-specific, might as well be the same as on i386 */
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#define SO_NO_CHECK 11
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#define SO_PRIORITY 12
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#define SO_BSDCOMPAT 14
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#define SO_PASSCRED 17
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#define SO_PEERCRED 18
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// Time management
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#define CLOCK_REALTIME 0
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#define CLOCK_MONOTONIC 1
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#define CLOCK_PROCESS_CPUTIME_ID 2
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#define CLOCK_THREAD_CPUTIME_ID 3
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#define TIMER_ABSTIME 0x01
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int clock_settime(clockid_t clockid, const struct timespec *tp);
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int clock_gettime(clockid_t clockid, struct timespec *tp);
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int clock_getres(clockid_t clockid, struct timespec *res);
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int clock_nanosleep(clockid_t clockid, int flags, const struct timespec *t, struct timespec* remain);
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#define nanosleep(t, remain) clock_nanosleep(CLOCK_MONOTONIC, 0, t, remain)
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uint32_t fork();
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void *memset(void* s, int c, unsigned long n);
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#endif // !MINIMALSYS_H
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