this repo has no description
Add several syscalls, include openssl crash fix
+220
-11
+7
src/kernel/emulation/linux/CMakeLists.txt
+7
src/kernel/emulation/linux/CMakeLists.txt
···
67
67
unistd/setgroups.c
68
68
unistd/getgroups.c
69
69
unistd/pipe.c
70
+
unistd/chmod_extended.c
71
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unistd/fchmod_extended.c
72
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unistd/fchflags.c
73
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unistd/chflags.c
70
74
select/select.c
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select/poll.c
72
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process/vfork.c
···
87
91
misc/proc_info.c
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misc/sysctl.c
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misc/getrlimit.c
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misc/setrlimit.c
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misc/gethostuuid.c
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misc/getrusage.c
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misc/getlogin.c
···
164
169
psynch/psynch_cvwait.c
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psynch/psynch_cvbroad.c
166
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psynch/psynch_cvsignal.c
172
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conf/pathconf.c
173
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conf/fpathconf.c
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syscalls-table.S
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)
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-11
src/kernel/emulation/linux/base.c
-11
src/kernel/emulation/linux/base.c
···
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__attribute__((naked))
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long linux_syscall(long a1, long a2, long a3, long a4, long a5, long a6, int nr)
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{
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/*
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__asm__("push %%ecx\n"
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"push %%edx\n"
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"push %%ebp\n"
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"movl %%esp, %%ebp\n"
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"sysenter\n"
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"ret\n"
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:: "a"(nr), "b" (a1), "c"(a2), "d"(a3),
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"S"(a4), "D"(a5), "ebp"(a6));
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__builtin_unreachable();
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*/
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__asm__("push %ebp\n"
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"push %ebx\n"
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"push %esi\n"
+38
src/kernel/emulation/linux/conf/fpathconf.c
+38
src/kernel/emulation/linux/conf/fpathconf.c
···
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#include "fpathconf.h"
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#include "../base.h"
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#include "../errno.h"
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#include <asm/unistd.h>
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#include "../../../../../platform-include/sys/errno.h"
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+
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enum {
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BSD_PC_LINK_MAX = 1,
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BSD_PC_MAX_CANON,
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BSD_PC_MAX_INPUT,
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BSD_PC_NAME_MAX,
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BSD_PC_PATH_MAX,
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BSD_PC_PIPE_BUF,
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BSD_PC_CHOWN_RESTRICTED,
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BSD_PC_NO_TRUNC,
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BSD_PC_VDISABLE
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};
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long sys_fpathconf(int fd, int name)
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{
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static const short values[] = {
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[BSD_PC_LINK_MAX] = 8,
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[BSD_PC_MAX_CANON] = 255,
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[BSD_PC_MAX_INPUT] = 255,
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[BSD_PC_NAME_MAX] = 255,
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[BSD_PC_PATH_MAX] = 4096,
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[BSD_PC_PIPE_BUF] = 4096,
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[BSD_PC_CHOWN_RESTRICTED] = 1,
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[BSD_PC_NO_TRUNC] = 1,
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[BSD_PC_VDISABLE] = 0
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};
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if (name < 1 || name >= sizeof(values) / sizeof(values[0]))
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return -EINVAL;
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else
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return values[name];
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}
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+7
src/kernel/emulation/linux/conf/fpathconf.h
+7
src/kernel/emulation/linux/conf/fpathconf.h
+11
src/kernel/emulation/linux/conf/pathconf.c
+11
src/kernel/emulation/linux/conf/pathconf.c
+7
src/kernel/emulation/linux/conf/pathconf.h
+7
src/kernel/emulation/linux/conf/pathconf.h
+21
src/kernel/emulation/linux/misc/setrlimit.c
+21
src/kernel/emulation/linux/misc/setrlimit.c
···
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#include "setrlimit.h"
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#include "../base.h"
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#include "../errno.h"
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#include "../../../../../platform-include/sys/errno.h"
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#include <asm/unistd.h>
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long sys_setrlimit(unsigned int which, const struct rlimit* rlp)
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{
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int ret;
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which = rlimit_bsd_to_linux(which);
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if (which == -1)
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return -EINVAL;
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ret = LINUX_SYSCALL(__NR_prlimit64, 0, which, rlp, 0);
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if (ret < 0)
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ret = errno_linux_to_bsd(ret);
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return ret;
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}
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+8
src/kernel/emulation/linux/misc/setrlimit.h
+8
src/kernel/emulation/linux/misc/setrlimit.h
+2
src/kernel/emulation/linux/stat/common.c
+2
src/kernel/emulation/linux/stat/common.c
···
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stat->st_mtimespec.tv_nsec = lstat->st_mtime_nsec;
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stat->st_ctimespec.tv_sec = lstat->st_ctime;
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stat->st_ctimespec.tv_nsec = lstat->st_ctime_nsec;
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stat->st_flags = 0;
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}
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void stat_linux_to_bsd64(const struct linux_stat* lstat, struct stat64* stat)
···
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stat->st_mtimespec.tv_nsec = lstat->st_mtime_nsec;
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stat->st_ctimespec.tv_sec = lstat->st_ctime;
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stat->st_ctimespec.tv_nsec = lstat->st_ctime_nsec;
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stat->st_flags = 0;
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}
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void statfs_linux_to_bsd(const struct linux_statfs64* lstat, struct bsd_statfs* stat)
+14
src/kernel/emulation/linux/syscalls.c
+14
src/kernel/emulation/linux/syscalls.c
···
51
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#include "unistd/getgroups.h"
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#include "unistd/setgroups.h"
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#include "unistd/pipe.h"
54
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#include "unistd/chmod_extended.h"
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#include "unistd/fchmod_extended.h"
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#include "unistd/fchflags.h"
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#include "unistd/chflags.h"
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#include "signal/kill.h"
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#include "signal/sigaltstack.h"
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#include "signal/sigaction.h"
···
63
67
#include "misc/getlogin.h"
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#include "misc/ioctl.h"
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#include "misc/getrlimit.h"
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#include "misc/setrlimit.h"
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#include "misc/thread_selfid.h"
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#include "misc/sysctl.h"
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#include "misc/proc_info.h"
···
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#include "bsdthread/workq_kernreturn.h"
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#include "bsdthread/workq_open.h"
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#include "bsdthread/pthread_kill.h"
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#include "conf/pathconf.h"
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#include "conf/fpathconf.h"
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void* __bsd_syscall_table[512] = {
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[1] = sys_exit,
···
150
157
[31] = sys_getpeername,
151
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[32] = sys_getsockname,
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[33] = sys_access,
160
+
[34] = sys_chflags,
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[35] = sys_fchflags,
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[36] = sys_sync,
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[37] = sys_kill,
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[39] = sys_getppid,
···
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[188] = sys_stat,
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[189] = sys_fstat,
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[190] = sys_lstat,
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[191] = sys_pathconf,
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[192] = sys_fpathconf,
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[194] = sys_getrlimit,
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[195] = sys_setrlimit,
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[196] = sys_getdirentries,
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[197] = sys_mmap,
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[199] = sys_lseek,
···
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[240] = sys_listxattr,
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[241] = sys_flistxattr,
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[244] = sys_posix_spawn,
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[282] = sys_chmod_extended,
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[283] = sys_fchmod_extended,
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[301] = sys_psynch_mutexwait,
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[302] = sys_psynch_mutexdrop,
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[303] = sys_psynch_cvbroad,
+16
src/kernel/emulation/linux/unistd/chflags.c
+16
src/kernel/emulation/linux/unistd/chflags.c
···
1
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#include "chflags.h"
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#include "../base.h"
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#include "../errno.h"
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#include <asm/unistd.h>
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#include "../../../../../platform-include/sys/errno.h"
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+
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long sys_chflags(const char* file, int flags)
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{
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// TODO: We could implement this via ioctl(fd, FS_IOC_GETFLAGS/FS_IOC_SETFLAGS),
10
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// but it requires root and this functionality is not all that important.
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//
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// Returning ENOTSUP indicates that this filesystem doesn't support file flags,
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// which is true on NFS for example, so applications must accept this error return.
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return -ENOTSUP;
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}
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+7
src/kernel/emulation/linux/unistd/chflags.h
+7
src/kernel/emulation/linux/unistd/chflags.h
+24
src/kernel/emulation/linux/unistd/chmod_extended.c
+24
src/kernel/emulation/linux/unistd/chmod_extended.c
···
1
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#include "chmod_extended.h"
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#include "../base.h"
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#include "../errno.h"
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#include <asm/unistd.h>
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#include <libdyld/VirtualPrefix.h>
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+
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long sys_chmod_extended(const char* path, int uid, int gid, int mode, void* xsec)
8
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{
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int ret;
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const char* xpath;
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xpath = __prefix_translate_path(path);
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+
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ret = LINUX_SYSCALL(__NR_chmod, xpath, mode);
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if (ret < 0)
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return errno_linux_to_bsd(ret);
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+
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ret = LINUX_SYSCALL(__NR_chown, xpath, uid, gid);
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if (ret < 0)
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return errno_linux_to_bsd(ret);
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+
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return ret;
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}
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+
+7
src/kernel/emulation/linux/unistd/chmod_extended.h
+7
src/kernel/emulation/linux/unistd/chmod_extended.h
+16
src/kernel/emulation/linux/unistd/fchflags.c
+16
src/kernel/emulation/linux/unistd/fchflags.c
···
1
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#include "fchflags.h"
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#include "../base.h"
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#include "../errno.h"
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#include <asm/unistd.h>
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#include "../../../../../platform-include/sys/errno.h"
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+
7
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long sys_fchflags(int fd, int flags)
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{
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// TODO: We could implement this via ioctl(fd, FS_IOC_GETFLAGS/FS_IOC_SETFLAGS),
10
+
// but it requires root and this functionality is not all that important.
11
+
//
12
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// Returning ENOTSUP indicates that this filesystem doesn't support file flags,
13
+
// which is true on NFS for example, so applications must accept this error return.
14
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return -ENOTSUP;
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+
}
16
+
+7
src/kernel/emulation/linux/unistd/fchflags.h
+7
src/kernel/emulation/linux/unistd/fchflags.h
+20
src/kernel/emulation/linux/unistd/fchmod_extended.c
+20
src/kernel/emulation/linux/unistd/fchmod_extended.c
···
1
+
#include "fchmod_extended.h"
2
+
#include "../base.h"
3
+
#include "../errno.h"
4
+
#include <asm/unistd.h>
5
+
6
+
long sys_fchmod_extended(int fd, int uid, int gid, int mode, void* xsec)
7
+
{
8
+
int ret;
9
+
10
+
ret = LINUX_SYSCALL2(__NR_fchmod, fd, mode);
11
+
if (ret < 0)
12
+
return errno_linux_to_bsd(ret);
13
+
14
+
ret = LINUX_SYSCALL(__NR_fchown, fd, uid, gid);
15
+
if (ret < 0)
16
+
return errno_linux_to_bsd(ret);
17
+
18
+
return ret;
19
+
}
20
+
+7
src/kernel/emulation/linux/unistd/fchmod_extended.h
+7
src/kernel/emulation/linux/unistd/fchmod_extended.h