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build.yml / winws2 native: build the old engine winws.exe (zapret1) by the same layer (push) Failing after 0s
WN_ENGINE=winws1 ZAPRET1_SRC=<checkout of bol-van/zapret> nfq2/winnative/build.sh signal() is mapped to the same handler table, term without a handler exits the process. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
271 lines
7.7 KiB
C
271 lines
7.7 KiB
C
// Native Windows (mingw-w64) build of winws2 without cygwin1.dll.
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// This header is force-included (-include) before every source file.
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// It pulls CRT headers in native mode first, then pretends to be cygwin so that
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// the upstream "#ifdef __CYGWIN__" code paths are used without source changes.
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#pragma once
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#ifndef WINNATIVE_COMPAT_H
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#define WINNATIVE_COMPAT_H
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#ifndef _WIN32_WINNT
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#define _WIN32_WINNT 0x0601
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#endif
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#ifdef WN_COMPAT_IMPL
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#else
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#define WIN32_LEAN_AND_MEAN
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// keep winsock out. unix style network headers are provided in winnative/include
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#define _WINSOCKAPI_
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#define _WINSOCK2API_
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#endif
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#define __USE_MINGW_ANSI_STDIO 1
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#define _POSIX_C_SOURCE 200809L
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#define _GNU_SOURCE
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#include <stddef.h>
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#include <stdarg.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <inttypes.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <errno.h>
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#include <time.h>
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#include <wchar.h>
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#include <signal.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <getopt.h>
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#include <libgen.h>
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#include <io.h>
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#include <direct.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <windows.h>
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#define WINNATIVE 1
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#ifndef WN_COMPAT_IMPL
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#define __CYGWIN__ 1
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#endif
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// cygwin has 4096. engine buffers are sized by this
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#undef PATH_MAX
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#define PATH_MAX 4096
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#define __BEGIN_DECLS
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#define __END_DECLS
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// ---- errno values missing in msvcrt
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#ifndef ENOBUFS
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#define ENOBUFS 105
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#endif
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#ifndef ESHUTDOWN
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#define ESHUTDOWN 110
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#endif
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#ifndef EAFNOSUPPORT
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#define EAFNOSUPPORT 106
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#endif
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#ifndef ENODEV
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#define ENODEV 19
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#endif
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// ---- types
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typedef unsigned int uid_t;
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typedef unsigned int gid_t;
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#ifndef WN_COMPAT_IMPL
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typedef unsigned short sa_family_t;
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typedef unsigned short in_port_t;
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typedef uint32_t in_addr_t;
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typedef int socklen_t;
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typedef unsigned char u_char;
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typedef unsigned short u_short;
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typedef unsigned int u_int;
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#endif
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typedef uint8_t u_int8_t;
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typedef uint16_t u_int16_t;
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typedef uint32_t u_int32_t;
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typedef uint64_t u_int64_t;
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// ---- signals. there are no unix signals on native windows. handlers are installed but never fire
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// except Ctrl-C / Ctrl-Break / console close which are mapped to SIGINT/SIGTERM in compat.c
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#ifndef SIGHUP
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#define SIGHUP 1
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#endif
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#ifndef SIGUSR1
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#define SIGUSR1 30
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#endif
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#ifndef SIGUSR2
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#define SIGUSR2 31
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#endif
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#ifndef SIGPIPE
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#define SIGPIPE 13
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#endif
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typedef int sigset_t_wn;
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#define sigset_t sigset_t_wn
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struct siginfo_wn;
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typedef struct siginfo_wn siginfo_t;
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struct sigaction
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{
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void (*sa_handler)(int);
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void (*sa_sigaction)(int, siginfo_t *, void *);
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sigset_t sa_mask;
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int sa_flags;
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};
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#define SA_RESTART 0
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#define SA_SIGINFO 0
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int sigaction(int sig, const struct sigaction *act, struct sigaction *oact);
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// zapret1 uses signal(). same handler table as sigaction
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void (*wn_signal(int sig, void (*handler)(int)))(int);
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#define sigemptyset(s) (*(s)=0)
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#define sigfillset(s) (*(s)=~0)
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#define sigaddset(s,n) (*(s)|=1<<((n)&31))
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// ---- libc functions missing in mingw
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long wn_random(void);
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void wn_srandom(unsigned int seed);
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void *memmem(const void *haystack, size_t haystacklen, const void *needle, size_t needlelen);
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char *wn_realpath(const char *path, char *resolved);
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char *wn_dirname(char *path);
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char *wn_basename(char *path);
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int chown(const char *path, uid_t owner, gid_t group);
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uid_t getuid(void);
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int wn_close(int fd);
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char *get_current_dir_name(void);
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int wn_chdir(const char *path);
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int setenv(const char *name, const char *value, int overwrite);
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int unsetenv(const char *name);
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time_t timegm(struct tm *tm);
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char *strndup(const char *s, size_t n);
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pid_t fork(void);
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pid_t setsid(void);
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pid_t getppid(void);
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int wn_mkdir(const char *path);
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#ifndef O_NONBLOCK
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#define O_NONBLOCK 0
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#endif
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#ifndef O_NOCTTY
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#define O_NOCTTY 0
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#endif
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#ifndef S_IRGRP
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#define S_IRGRP 0
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#define S_IROTH 0
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#define S_IWGRP 0
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#define S_IWOTH 0
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#endif
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// ---- utf-8 aware file api. msvcrt narrow functions use ANSI code page. all strings inside winws2 are utf-8
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FILE *wn_fopen(const char *path, const char *mode);
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int wn_open(const char *path, int flags, ...);
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struct wn_stat
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{
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unsigned int st_dev;
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uint64_t st_ino;
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unsigned short st_mode;
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short st_nlink;
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uid_t st_uid;
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gid_t st_gid;
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int64_t st_size;
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struct timespec st_atim, st_mtim, st_ctim;
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};
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int wn_stat(const char *path, struct wn_stat *st);
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int wn_unlink(const char *path);
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int wn_access(const char *path, int mode);
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int wn_rename(const char *from, const char *to);
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#ifndef WN_COMPAT_IMPL
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#define random wn_random
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#define srandom wn_srandom
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#define realpath wn_realpath
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#define dirname wn_dirname
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#define basename wn_basename
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#define close wn_close
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#undef signal
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#define signal wn_signal
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#define chdir wn_chdir
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#define mkdir(path,mode) wn_mkdir(path)
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// cygwin malloc returns zeroed memory for big blocks and some code relies on it (windivert_filter emptiness check).
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// native heap returns garbage. zero everything to stay on the safe side
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#define malloc(size) calloc(1,(size))
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#define fopen wn_fopen
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#define open wn_open
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#define unlink wn_unlink
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#define access wn_access
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#define rename wn_rename
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// struct tag and function live in different namespaces. one macro renames both
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#define stat wn_stat
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#undef st_atime
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#undef st_mtime
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#undef st_ctime
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#define st_atime st_atim.tv_sec
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#define st_mtime st_mtim.tv_sec
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#define st_ctime st_ctim.tv_sec
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#ifndef S_IFLNK
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#define S_IFLNK 0xA000
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#endif
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#ifndef S_IFSOCK
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#define S_IFSOCK 0xC000
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#endif
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// msvcrt has no line buffering : _IOLBF means full buffering and unbuffered stream costs one syscall per character.
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// stdout/stderr are kept fully buffered and flushed after every output call
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int wn_printf(const char *fmt, ...) __attribute__((format(gnu_printf, 1, 2)));
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int wn_fprintf(FILE *f, const char *fmt, ...) __attribute__((format(gnu_printf, 2, 3)));
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int wn_vprintf(const char *fmt, va_list ap);
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int wn_vfprintf(FILE *f, const char *fmt, va_list ap);
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int wn_fputs(const char *s, FILE *f);
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int wn_puts(const char *s);
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int wn_fputc(int c, FILE *f);
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size_t wn_fwrite(const void *ptr, size_t size, size_t n, FILE *f);
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#undef printf
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#undef fprintf
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#undef vprintf
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#undef vfprintf
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#undef putc
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#undef putchar
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#define printf wn_printf
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#define fprintf wn_fprintf
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#define vprintf wn_vprintf
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#define vfprintf wn_vfprintf
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#define fputs wn_fputs
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#define puts wn_puts
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#define fputc wn_fputc
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#define putc wn_fputc
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#define putchar(c) wn_fputc(c, stdout)
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#define fwrite wn_fwrite
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#define setvbuf wn_setvbuf
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// struct tm has no tm_zone in msvcrt. zone name of the last localtime_r/gmtime_r call is kept in compat.c
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#undef localtime_r
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#undef gmtime_r
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#define localtime_r wn_localtime_r
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#define gmtime_r wn_gmtime_r
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#define tm_zone tm_sec<0 ? "" : wn_last_zone()
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// append mode files (debug log, autohostlist) are opened once and kept. upstream opens and closes the file for every line
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int wn_fclose(FILE *f);
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#define fclose wn_fclose
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// unix signals replacement. see "control" in compat.c
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DWORD wn_WaitForSingleObject(HANDLE h, DWORD ms);
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void wn_control_poll(void);
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#define WaitForSingleObject wn_WaitForSingleObject
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// batched reinjection of unmodified packets. see batch.c
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#include "windivert/windivert.h"
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BOOL wn_WinDivertRecvEx(HANDLE handle, VOID *pPacket, UINT packetLen, UINT *pRecvLen, UINT64 flags, WINDIVERT_ADDRESS *pAddr, UINT *pAddrLen, LPOVERLAPPED lpOverlapped);
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BOOL wn_WinDivertSend(HANDLE handle, const VOID *pPacket, UINT packetLen, UINT *pSendLen, const WINDIVERT_ADDRESS *pAddr);
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#define WinDivertRecvEx wn_WinDivertRecvEx
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#define WinDivertSend wn_WinDivertSend
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// real entry point is in compat.c. it converts utf-16 command line to utf-8 argv
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#define main wn_main
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#endif // !WN_COMPAT_IMPL
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int wn_main(int argc, char **argv);
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int wn_setvbuf(FILE *f, char *buf, int mode, size_t size);
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struct tm *wn_localtime_r(const time_t *t, struct tm *tm);
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struct tm *wn_gmtime_r(const time_t *t, struct tm *tm);
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const char *wn_last_zone(void);
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#endif
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