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authorLibravatar Terin Stock <terinjokes@gmail.com>2025-03-09 17:47:56 +0100
committerLibravatar Terin Stock <terinjokes@gmail.com>2025-03-10 01:59:49 +0100
commit3ac1ee16f377d31a0fb80c8dae28b6239ac4229e (patch)
treef61faa581feaaeaba2542b9f2b8234a590684413 /vendor/modernc.org/libc/libc_unix.go
parent[chore] update URLs to forked source (diff)
downloadgotosocial-3ac1ee16f377d31a0fb80c8dae28b6239ac4229e.tar.xz
[chore] remove vendor
Diffstat (limited to 'vendor/modernc.org/libc/libc_unix.go')
-rw-r--r--vendor/modernc.org/libc/libc_unix.go1388
1 files changed, 0 insertions, 1388 deletions
diff --git a/vendor/modernc.org/libc/libc_unix.go b/vendor/modernc.org/libc/libc_unix.go
deleted file mode 100644
index 1d9f1b12b..000000000
--- a/vendor/modernc.org/libc/libc_unix.go
+++ /dev/null
@@ -1,1388 +0,0 @@
-// Copyright 2020 The Libc Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:build unix && !(linux && (amd64 || arm64 || loong64 || ppc64le || s390x || riscv64 || 386 || arm))
-
-package libc // import "modernc.org/libc"
-
-import (
- "bufio"
- // "encoding/hex"
- "math"
- "math/rand"
- "os"
- gosignal "os/signal"
- "reflect"
- "runtime"
- "strconv"
- "strings"
- "sync"
- "time"
- "unsafe"
-
- guuid "github.com/google/uuid"
- "github.com/ncruces/go-strftime"
- "golang.org/x/sys/unix"
- "modernc.org/libc/errno"
- "modernc.org/libc/grp"
- "modernc.org/libc/limits"
- "modernc.org/libc/poll"
- "modernc.org/libc/pwd"
- "modernc.org/libc/signal"
- "modernc.org/libc/stdio"
- "modernc.org/libc/stdlib"
- "modernc.org/libc/sys/types"
- ctime "modernc.org/libc/time"
-)
-
-var staticGetpwnam pwd.Passwd
-
-func init() {
- atExit = append(atExit, func() { closePasswd(&staticGetpwnam) })
-}
-
-// sighandler_t signal(int signum, sighandler_t handler);
-func Xsignal(t *TLS, signum int32, handler uintptr) uintptr { //TODO use sigaction?
- if __ccgo_strace {
- trc("t=%v signum=%v handler=%v, (%v:)", t, signum, handler, origin(2))
- }
- signalsMu.Lock()
-
- defer signalsMu.Unlock()
-
- r := signals[signum]
- signals[signum] = handler
- switch handler {
- case signal.SIG_DFL:
- panic(todo("%v %#x", unix.Signal(signum), handler))
- case signal.SIG_IGN:
- switch r {
- case signal.SIG_DFL:
- gosignal.Ignore(unix.Signal(signum)) //TODO
- case signal.SIG_IGN:
- gosignal.Ignore(unix.Signal(signum))
- default:
- panic(todo("%v %#x", unix.Signal(signum), handler))
- }
- default:
- switch r {
- case signal.SIG_DFL:
- c := make(chan os.Signal, 1)
- gosignal.Notify(c, unix.Signal(signum))
- go func() { //TODO mechanism to stop/cancel
- for {
- <-c
- var f func(*TLS, int32)
- *(*uintptr)(unsafe.Pointer(&f)) = handler
- tls := NewTLS()
- f(tls, signum)
- tls.Close()
- }
- }()
- case signal.SIG_IGN:
- panic(todo("%v %#x", unix.Signal(signum), handler))
- default:
- panic(todo("%v %#x", unix.Signal(signum), handler))
- }
- }
- return r
-}
-
-// void rewind(FILE *stream);
-func Xrewind(t *TLS, stream uintptr) {
- if __ccgo_strace {
- trc("t=%v stream=%v, (%v:)", t, stream, origin(2))
- }
- Xfseek(t, stream, 0, stdio.SEEK_SET)
-}
-
-// int putchar(int c);
-func Xputchar(t *TLS, c int32) int32 {
- if __ccgo_strace {
- trc("t=%v c=%v, (%v:)", t, c, origin(2))
- }
- if _, err := write([]byte{byte(c)}); err != nil {
- return stdio.EOF
- }
-
- return int32(c)
-}
-
-// int gethostname(char *name, size_t len);
-func Xgethostname(t *TLS, name uintptr, slen types.Size_t) int32 {
- if __ccgo_strace {
- trc("t=%v name=%v slen=%v, (%v:)", t, name, slen, origin(2))
- }
-
- if slen == 0 {
- return 0
- }
-
- s, err := os.Hostname()
- if err != nil {
- panic(todo(""))
- }
-
- n := len(s)
- if len(s) >= int(slen) {
- n = int(slen) - 1
- }
- sh := (*reflect.StringHeader)(unsafe.Pointer(&s))
- copy((*RawMem)(unsafe.Pointer(name))[:n:n], (*RawMem)(unsafe.Pointer(sh.Data))[:n:n])
- *(*byte)(unsafe.Pointer(name + uintptr(n))) = 0
- return 0
-}
-
-// int remove(const char *pathname);
-func Xremove(t *TLS, pathname uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v pathname=%v, (%v:)", t, pathname, origin(2))
- }
- if err := os.Remove(GoString(pathname)); err != nil {
- t.setErrno(err)
- return -1
- }
- return 0
-}
-
-// long pathconf(const char *path, int name);
-func Xpathconf(t *TLS, path uintptr, name int32) long {
- if __ccgo_strace {
- trc("t=%v path=%v name=%v, (%v:)", t, path, name, origin(2))
- }
- panic(todo(""))
-}
-
-// ssize_t recvfrom(int sockfd, void *buf, size_t len, int flags, struct sockaddr *src_addr, socklen_t *addrlen);
-func Xrecvfrom(t *TLS, sockfd int32, buf uintptr, len types.Size_t, flags int32, src_addr, addrlen uintptr) types.Ssize_t {
- if __ccgo_strace {
- trc("t=%v sockfd=%v buf=%v len=%v flags=%v addrlen=%v, (%v:)", t, sockfd, buf, len, flags, addrlen, origin(2))
- }
- panic(todo(""))
-}
-
-// ssize_t sendto(int sockfd, const void *buf, size_t len, int flags, const struct sockaddr *dest_addr, socklen_t addrlen);
-func Xsendto(t *TLS, sockfd int32, buf uintptr, len types.Size_t, flags int32, src_addr uintptr, addrlen socklen_t) types.Ssize_t {
- if __ccgo_strace {
- trc("t=%v sockfd=%v buf=%v len=%v flags=%v src_addr=%v addrlen=%v, (%v:)", t, sockfd, buf, len, flags, src_addr, addrlen, origin(2))
- }
- panic(todo(""))
-}
-
-// void srand48(long int seedval);
-func Xsrand48(t *TLS, seedval long) {
- if __ccgo_strace {
- trc("t=%v seedval=%v, (%v:)", t, seedval, origin(2))
- }
- panic(todo(""))
-}
-
-// long int lrand48(void);
-func Xlrand48(t *TLS) long {
- if __ccgo_strace {
- trc("t=%v, (%v:)", t, origin(2))
- }
- panic(todo(""))
-}
-
-// ssize_t sendmsg(int sockfd, const struct msghdr *msg, int flags);
-func Xsendmsg(t *TLS, sockfd int32, msg uintptr, flags int32) types.Ssize_t {
- if __ccgo_strace {
- trc("t=%v sockfd=%v msg=%v flags=%v, (%v:)", t, sockfd, msg, flags, origin(2))
- }
- panic(todo(""))
-}
-
-// int poll(struct pollfd *fds, nfds_t nfds, int timeout);
-func Xpoll(t *TLS, fds uintptr, nfds poll.Nfds_t, timeout int32) int32 {
- if __ccgo_strace {
- trc("t=%v fds=%v nfds=%v timeout=%v, (%v:)", t, fds, nfds, timeout, origin(2))
- }
- if nfds == 0 {
- panic(todo(""))
- }
-
- // if dmesgs {
- // dmesg("%v: %#x %v %v, %+v", origin(1), fds, nfds, timeout, (*[1000]unix.PollFd)(unsafe.Pointer(fds))[:nfds:nfds])
- // }
- n, err := unix.Poll((*[1000]unix.PollFd)(unsafe.Pointer(fds))[:nfds:nfds], int(timeout))
- // if dmesgs {
- // dmesg("%v: %v %v", origin(1), n, err)
- // }
- if err != nil {
- t.setErrno(err)
- return -1
- }
-
- return int32(n)
-}
-
-// struct cmsghdr *CMSG_NXTHDR(struct msghdr *msgh, struct cmsghdr *cmsg);
-func X__cmsg_nxthdr(t *TLS, msgh, cmsg uintptr) uintptr {
- if __ccgo_strace {
- trc("t=%v cmsg=%v, (%v:)", t, cmsg, origin(2))
- }
- panic(todo(""))
-}
-
-// wchar_t *wcschr(const wchar_t *wcs, wchar_t wc);
-func Xwcschr(t *TLS, wcs uintptr, wc wchar_t) wchar_t {
- if __ccgo_strace {
- trc("t=%v wcs=%v wc=%v, (%v:)", t, wcs, wc, origin(2))
- }
- panic(todo(""))
-}
-
-// gid_t getegid(void);
-func Xgetegid(t *TLS) types.Gid_t {
- if __ccgo_strace {
- trc("t=%v, (%v:)", t, origin(2))
- }
- panic(todo(""))
-}
-
-// gid_t getgid(void);
-func Xgetgid(t *TLS) types.Gid_t {
- if __ccgo_strace {
- trc("t=%v, (%v:)", t, origin(2))
- }
- panic(todo(""))
-}
-
-// void *shmat(int shmid, const void *shmaddr, int shmflg);
-func Xshmat(t *TLS, shmid int32, shmaddr uintptr, shmflg int32) uintptr {
- if __ccgo_strace {
- trc("t=%v shmid=%v shmaddr=%v shmflg=%v, (%v:)", t, shmid, shmaddr, shmflg, origin(2))
- }
- panic(todo(""))
-}
-
-// int shmctl(int shmid, int cmd, struct shmid_ds *buf);
-func Xshmctl(t *TLS, shmid, cmd int32, buf uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v cmd=%v buf=%v, (%v:)", t, cmd, buf, origin(2))
- }
- panic(todo(""))
-}
-
-// int shmdt(const void *shmaddr);
-func Xshmdt(t *TLS, shmaddr uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v shmaddr=%v, (%v:)", t, shmaddr, origin(2))
- }
- panic(todo(""))
-}
-
-// int getresuid(uid_t *ruid, uid_t *euid, uid_t *suid);
-func Xgetresuid(t *TLS, ruid, euid, suid uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v suid=%v, (%v:)", t, suid, origin(2))
- }
- panic(todo(""))
-}
-
-// int getresgid(gid_t *rgid, gid_t *egid, gid_t *sgid);
-func Xgetresgid(t *TLS, rgid, egid, sgid uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v sgid=%v, (%v:)", t, sgid, origin(2))
- }
- panic(todo(""))
-}
-
-// FILE *tmpfile(void);
-func Xtmpfile(t *TLS) uintptr {
- if __ccgo_strace {
- trc("t=%v, (%v:)", t, origin(2))
- }
- f, err := os.CreateTemp("", "tmpfile-")
- if err != nil {
- t.setErrno(err)
- return 0
- }
-
- cf := newFile(t, int32(f.Fd()))
- AtExit(func() {
- nm := f.Name()
- file(cf).close(t)
- os.Remove(nm)
- })
-
- return cf
-}
-
-// FILE *fdopen(int fd, const char *mode);
-func Xfdopen(t *TLS, fd int32, mode uintptr) uintptr {
- if __ccgo_strace {
- trc("t=%v fd=%v mode=%v, (%v:)", t, fd, GoString(mode), origin(2))
- }
- m := strings.ReplaceAll(GoString(mode), "b", "")
- switch m {
- case
- "a",
- "a+",
- "r",
- "r+",
- "w",
- "w+":
- default:
- t.setErrno(errno.EINVAL)
- return 0
- }
-
- p := newFile(t, fd)
- if p == 0 {
- t.setErrno(errno.EINVAL)
- return 0
- }
- return p
-}
-
-// struct passwd *getpwnam(const char *name);
-func Xgetpwnam(t *TLS, name uintptr) uintptr {
- if __ccgo_strace {
- trc("t=%v name=%v, (%v:)", t, name, origin(2))
- }
- f, err := os.Open("/etc/passwd")
- if err != nil {
- panic(todo("", err))
- }
-
- defer f.Close()
-
- sname := GoString(name)
- sc := bufio.NewScanner(f)
- for sc.Scan() {
- s := strings.TrimSpace(sc.Text())
- if s == "" || strings.HasPrefix(s, "#") {
- continue
- }
-
- // eg. "root:x:0:0:root:/root:/bin/bash"
- a := strings.Split(s, ":")
- if len(a) < 7 {
- panic(todo(""))
- }
-
- if a[0] == sname {
- uid, err := strconv.Atoi(a[2])
- if err != nil {
- panic(todo(""))
- }
-
- gid, err := strconv.Atoi(a[3])
- if err != nil {
- panic(todo(""))
- }
-
- closePasswd(&staticGetpwnam)
- gecos := a[4]
- if strings.Contains(gecos, ",") {
- a := strings.Split(gecos, ",")
- gecos = a[0]
- }
- initPasswd(t, &staticGetpwnam, a[0], a[1], uint32(uid), uint32(gid), gecos, a[5], a[6])
- return uintptr(unsafe.Pointer(&staticGetpwnam))
- }
- }
-
- if sc.Err() != nil {
- panic(todo(""))
- }
-
- return 0
-}
-
-// int getpwnam_r(char *name, struct passwd *pwd, char *buf, size_t buflen, struct passwd **result);
-func Xgetpwnam_r(t *TLS, name, cpwd, buf uintptr, buflen types.Size_t, result uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v buf=%v buflen=%v result=%v, (%v:)", t, buf, buflen, result, origin(2))
- }
- f, err := os.Open("/etc/passwd")
- if err != nil {
- panic(todo("", err))
- }
-
- defer f.Close()
-
- sname := GoString(name)
- sc := bufio.NewScanner(f)
- for sc.Scan() {
- s := strings.TrimSpace(sc.Text())
- if s == "" || strings.HasPrefix(s, "#") {
- continue
- }
-
- // eg. "root:x:0:0:root:/root:/bin/bash"
- a := strings.Split(s, ":")
- if len(a) < 7 {
- panic(todo("%q", s))
- }
-
- if a[0] == sname {
- uid, err := strconv.Atoi(a[2])
- if err != nil {
- panic(todo(""))
- }
-
- gid, err := strconv.Atoi(a[3])
- if err != nil {
- panic(todo(""))
- }
-
- gecos := a[4]
- if strings.Contains(gecos, ",") {
- a := strings.Split(gecos, ",")
- gecos = a[0]
- }
- var v pwd.Passwd
- if initPasswd2(t, buf, buflen, &v, a[0], a[1], uint32(uid), uint32(gid), gecos, a[5], a[6]) {
- *(*pwd.Passwd)(unsafe.Pointer(cpwd)) = v
- *(*uintptr)(unsafe.Pointer(result)) = cpwd
- return 0
- }
-
- *(*uintptr)(unsafe.Pointer(result)) = 0
- return errno.ERANGE
- }
- }
-
- if sc.Err() != nil {
- panic(todo(""))
- }
-
- *(*uintptr)(unsafe.Pointer(result)) = 0
- return 0
-}
-
-func init() {
- atExit = append(atExit, func() { closeGroup(&staticGetgrgid) })
-}
-
-var staticGetgrgid grp.Group
-
-// struct group *getgrgid(gid_t gid);
-func Xgetgrgid(t *TLS, gid uint32) uintptr {
- if __ccgo_strace {
- trc("t=%v gid=%v, (%v:)", t, gid, origin(2))
- }
- f, err := os.Open("/etc/group")
- if err != nil {
- panic(todo(""))
- }
-
- defer f.Close()
-
- sid := strconv.Itoa(int(gid))
- sc := bufio.NewScanner(f)
- for sc.Scan() {
- s := strings.TrimSpace(sc.Text())
- if s == "" || strings.HasPrefix(s, "#") {
- continue
- }
-
- // eg. "root:x:0:"
- a := strings.Split(s, ":")
- if len(a) < 4 {
- panic(todo("%q", s))
- }
-
- if a[2] == sid {
- closeGroup(&staticGetgrgid)
- var names []string
- if a[3] != "" {
- names = strings.Split(a[3], ",")
- }
- initGroup(t, &staticGetgrgid, a[0], a[1], gid, names)
- return uintptr(unsafe.Pointer(&staticGetgrgid))
- }
- }
-
- if sc.Err() != nil {
- panic(todo(""))
- }
-
- return 0
-}
-
-// int getgrgid_r(gid_t gid, struct group *grp, char *buf, size_t buflen, struct group **result);
-func Xgetgrgid_r(t *TLS, gid uint32, pGrp, buf uintptr, buflen types.Size_t, result uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v gid=%v buf=%v buflen=%v result=%v, (%v:)", t, gid, buf, buflen, result, origin(2))
- }
- f, err := os.Open("/etc/group")
- if err != nil {
- panic(todo(""))
- }
-
- defer f.Close()
-
- sid := strconv.Itoa(int(gid))
- sc := bufio.NewScanner(f)
- for sc.Scan() {
- s := strings.TrimSpace(sc.Text())
- if s == "" || strings.HasPrefix(s, "#") {
- continue
- }
-
- // eg. "root:x:0:"
- a := strings.Split(s, ":")
- if len(a) < 4 {
- panic(todo("%q", s))
- }
-
- if a[2] == sid {
- var names []string
- if a[3] != "" {
- names = strings.Split(a[3], ",")
- }
- var x grp.Group
- if initGroup2(buf, buflen, &x, a[0], a[1], gid, names) {
- *(*grp.Group)(unsafe.Pointer(pGrp)) = x
- *(*uintptr)(unsafe.Pointer(result)) = pGrp
- return 0
- }
-
- *(*uintptr)(unsafe.Pointer(result)) = 0
- return 0
- }
- }
-
- if sc.Err() != nil {
- panic(todo(""))
- }
-
- *(*uintptr)(unsafe.Pointer(result)) = 0
- return 0
-}
-
-func initPasswd2(t *TLS, buf uintptr, buflen types.Size_t, p *pwd.Passwd, name, pwd string, uid, gid uint32, gecos, dir, shell string) bool {
- p.Fpw_name, buf, buflen = bufString(buf, buflen, name)
- if buf == 0 {
- return false
- }
-
- p.Fpw_passwd, buf, buflen = bufString(buf, buflen, pwd)
- if buf == 0 {
- return false
- }
-
- p.Fpw_uid = uid
- p.Fpw_gid = gid
- if buf == 0 {
- return false
- }
-
- p.Fpw_gecos, buf, buflen = bufString(buf, buflen, gecos)
- if buf == 0 {
- return false
- }
-
- p.Fpw_dir, buf, buflen = bufString(buf, buflen, dir)
- if buf == 0 {
- return false
- }
-
- p.Fpw_shell, buf, buflen = bufString(buf, buflen, shell)
- return buf != 0
-}
-
-func bufString(buf uintptr, buflen types.Size_t, s string) (uintptr, uintptr, types.Size_t) {
- buf0 := buf
- rq := len(s) + 1
- if rq > int(buflen) {
- return 0, 0, 0
- }
-
- copy((*RawMem)(unsafe.Pointer(buf))[:len(s):len(s)], s)
- buf += uintptr(len(s))
- *(*byte)(unsafe.Pointer(buf)) = 0
- return buf0, buf + 1, buflen - types.Size_t(rq)
-}
-
-func closeGroup(p *grp.Group) {
- Xfree(nil, p.Fgr_name)
- Xfree(nil, p.Fgr_passwd)
- if p := p.Fgr_mem; p != 0 {
- for {
- q := *(*uintptr)(unsafe.Pointer(p))
- if q == 0 {
- break
- }
-
- Xfree(nil, q)
- p += unsafe.Sizeof(uintptr(0))
- }
- }
- *p = grp.Group{}
-}
-
-func initGroup(t *TLS, p *grp.Group, name, pwd string, gid uint32, names []string) {
- p.Fgr_name = cString(t, name)
- p.Fgr_passwd = cString(t, pwd)
- p.Fgr_gid = gid
- a := Xcalloc(t, 1, types.Size_t(unsafe.Sizeof(uintptr(0)))*types.Size_t((len(names)+1)))
- if a == 0 {
- panic("OOM")
- }
-
- for p := a; len(names) != 0; p += unsafe.Sizeof(uintptr(0)) {
- *(*uintptr)(unsafe.Pointer(p)) = cString(t, names[0])
- names = names[1:]
- }
- p.Fgr_mem = a
-}
-
-func initGroup2(buf uintptr, buflen types.Size_t, p *grp.Group, name, pwd string, gid uint32, names []string) bool {
- p.Fgr_name, buf, buflen = bufString(buf, buflen, name)
- if buf == 0 {
- return false
- }
-
- p.Fgr_passwd, buf, buflen = bufString(buf, buflen, pwd)
- if buf == 0 {
- return false
- }
-
- p.Fgr_gid = gid
- rq := unsafe.Sizeof(uintptr(0)) * uintptr(len(names)+1)
- if rq > uintptr(buflen) {
- return false
- }
-
- a := buf
- buf += rq
- for ; len(names) != 0; buf += unsafe.Sizeof(uintptr(0)) {
- if len(names[0])+1 > int(buflen) {
- return false
- }
-
- *(*uintptr)(unsafe.Pointer(buf)), buf, buflen = bufString(buf, buflen, names[0])
- names = names[1:]
- }
- *(*uintptr)(unsafe.Pointer(buf)) = 0
- p.Fgr_mem = a
- return true
-}
-
-func init() {
- atExit = append(atExit, func() { closeGroup(&staticGetgrgid) })
-}
-
-var staticGetpwuid pwd.Passwd
-
-func init() {
- atExit = append(atExit, func() { closePasswd(&staticGetpwuid) })
-}
-
-func closePasswd(p *pwd.Passwd) {
- Xfree(nil, p.Fpw_name)
- Xfree(nil, p.Fpw_passwd)
- Xfree(nil, p.Fpw_gecos)
- Xfree(nil, p.Fpw_dir)
- Xfree(nil, p.Fpw_shell)
- *p = pwd.Passwd{}
-}
-
-var staticGetgrnam grp.Group
-
-func init() {
- atExit = append(atExit, func() { closeGroup(&staticGetgrnam) })
-}
-
-// struct passwd *getpwuid(uid_t uid);
-func Xgetpwuid(t *TLS, uid uint32) uintptr {
- if __ccgo_strace {
- trc("t=%v uid=%v, (%v:)", t, uid, origin(2))
- }
- f, err := os.Open("/etc/passwd")
- if err != nil {
- panic(todo("", err))
- }
-
- defer f.Close()
-
- sid := strconv.Itoa(int(uid))
- sc := bufio.NewScanner(f)
- for sc.Scan() {
- s := strings.TrimSpace(sc.Text())
- if len(s) == 0 || strings.HasPrefix(s, "#") {
- continue
- }
-
- // eg. "root:x:0:0:root:/root:/bin/bash"
- a := strings.Split(s, ":")
- if len(a) < 7 {
- panic(todo("%q", s))
- }
-
- if a[2] == sid {
- uid, err := strconv.Atoi(a[2])
- if err != nil {
- panic(todo(""))
- }
-
- gid, err := strconv.Atoi(a[3])
- if err != nil {
- panic(todo(""))
- }
-
- closePasswd(&staticGetpwuid)
- gecos := a[4]
- if strings.Contains(gecos, ",") {
- a := strings.Split(gecos, ",")
- gecos = a[0]
- }
- initPasswd(t, &staticGetpwuid, a[0], a[1], uint32(uid), uint32(gid), gecos, a[5], a[6])
- return uintptr(unsafe.Pointer(&staticGetpwuid))
- }
- }
-
- if sc.Err() != nil {
- panic(todo(""))
- }
-
- return 0
-}
-
-func initPasswd(t *TLS, p *pwd.Passwd, name, pwd string, uid, gid uint32, gecos, dir, shell string) {
- p.Fpw_name = cString(t, name)
- p.Fpw_passwd = cString(t, pwd)
- p.Fpw_uid = uid
- p.Fpw_gid = gid
- p.Fpw_gecos = cString(t, gecos)
- p.Fpw_dir = cString(t, dir)
- p.Fpw_shell = cString(t, shell)
-}
-
-// struct group *getgrnam(const char *name);
-func Xgetgrnam(t *TLS, name uintptr) uintptr {
- if __ccgo_strace {
- trc("t=%v name=%v, (%v:)", t, name, origin(2))
- }
- f, err := os.Open("/etc/group")
- if err != nil {
- panic(todo(""))
- }
-
- defer f.Close()
-
- sname := GoString(name)
- sc := bufio.NewScanner(f)
- for sc.Scan() {
- s := strings.TrimSpace(sc.Text())
- if len(s) == 0 || strings.HasPrefix(s, "#") {
- continue
- }
-
- // eg. "root:x:0:"
- a := strings.Split(s, ":")
- if len(a) < 4 {
- panic(todo("%q", s))
- }
-
- if a[0] == sname {
- closeGroup(&staticGetgrnam)
- gid, err := strconv.Atoi(a[2])
- if err != nil {
- panic(todo(""))
- }
-
- var names []string
- if a[3] != "" {
- names = strings.Split(a[3], ",")
- }
- initGroup(t, &staticGetgrnam, a[0], a[1], uint32(gid), names)
- return uintptr(unsafe.Pointer(&staticGetgrnam))
- }
- }
-
- if sc.Err() != nil {
- panic(todo(""))
- }
-
- return 0
-}
-
-// int getgrnam_r(const char *name, struct group *grp, char *buf, size_t buflen, struct group **result);
-func Xgetgrnam_r(t *TLS, name, pGrp, buf uintptr, buflen types.Size_t, result uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v buf=%v buflen=%v result=%v, (%v:)", t, buf, buflen, result, origin(2))
- }
- f, err := os.Open("/etc/group")
- if err != nil {
- panic(todo(""))
- }
-
- defer f.Close()
-
- sname := GoString(name)
- sc := bufio.NewScanner(f)
- for sc.Scan() {
- s := strings.TrimSpace(sc.Text())
- if len(s) == 0 || strings.HasPrefix(s, "#") {
- continue
- }
-
- // eg. "root:x:0:"
- a := strings.Split(s, ":")
- if len(a) < 4 {
- panic(todo("%q", s))
- }
-
- if a[0] == sname {
- gid, err := strconv.Atoi(a[2])
- if err != nil {
- panic(todo(""))
- }
-
- var names []string
- if a[3] != "" {
- names = strings.Split(a[3], ",")
- }
- var x grp.Group
- if initGroup2(buf, buflen, &x, a[0], a[1], uint32(gid), names) {
- *(*grp.Group)(unsafe.Pointer(pGrp)) = x
- *(*uintptr)(unsafe.Pointer(result)) = pGrp
- return 0
- }
-
- *(*uintptr)(unsafe.Pointer(result)) = 0
- return 0
- }
- }
-
- if sc.Err() != nil {
- panic(todo(""))
- }
-
- *(*uintptr)(unsafe.Pointer(result)) = 0
- return 0
-}
-
-// int getpwuid_r(uid_t uid, struct passwd *pwd, char *buf, size_t buflen, struct passwd **result);
-func Xgetpwuid_r(t *TLS, uid types.Uid_t, cpwd, buf uintptr, buflen types.Size_t, result uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v uid=%v buf=%v buflen=%v result=%v, (%v:)", t, uid, buf, buflen, result, origin(2))
- }
- f, err := os.Open("/etc/passwd")
- if err != nil {
- panic(todo("", err))
- }
-
- defer f.Close()
-
- sid := strconv.Itoa(int(uid))
- sc := bufio.NewScanner(f)
- for sc.Scan() {
- s := strings.TrimSpace(sc.Text())
- if len(s) == 0 || strings.HasPrefix(s, "#") {
- continue
- }
-
- // eg. "root:x:0:0:root:/root:/bin/bash"
- a := strings.Split(s, ":")
- if len(a) < 7 {
- panic(todo("%q", s))
- }
-
- if a[2] == sid {
- uid, err := strconv.Atoi(a[2])
- if err != nil {
- panic(todo(""))
- }
-
- gid, err := strconv.Atoi(a[3])
- if err != nil {
- panic(todo(""))
- }
-
- gecos := a[4]
- if strings.Contains(gecos, ",") {
- a := strings.Split(gecos, ",")
- gecos = a[0]
- }
- var v pwd.Passwd
- if initPasswd2(t, buf, buflen, &v, a[0], a[1], uint32(uid), uint32(gid), gecos, a[5], a[6]) {
- *(*pwd.Passwd)(unsafe.Pointer(cpwd)) = v
- *(*uintptr)(unsafe.Pointer(result)) = cpwd
- return 0
- }
-
- *(*uintptr)(unsafe.Pointer(result)) = 0
- return errno.ERANGE
- }
- }
-
- if sc.Err() != nil {
- panic(todo(""))
- }
-
- *(*uintptr)(unsafe.Pointer(result)) = 0
- return 0
-}
-
-// int mkostemp(char *template, int flags);
-func Xmkostemp(t *TLS, template uintptr, flags int32) int32 {
- if __ccgo_strace {
- trc("t=%v template=%v flags=%v, (%v:)", t, template, flags, origin(2))
- }
- len := uintptr(Xstrlen(t, template))
- x := template + uintptr(len-6)
- for i := uintptr(0); i < 6; i++ {
- if *(*byte)(unsafe.Pointer(x + i)) != 'X' {
- t.setErrno(errno.EINVAL)
- return -1
- }
- }
-
- fd, err := tempFile(template, x, flags)
- if err != nil {
- t.setErrno(err)
- return -1
- }
-
- return int32(fd)
-}
-
-// void uuid_generate_random(uuid_t out);
-func Xuuid_generate_random(t *TLS, out uintptr) {
- if __ccgo_strace {
- trc("t=%v out=%v, (%v:)", t, out, origin(2))
- }
- x := guuid.New()
- copy((*RawMem)(unsafe.Pointer(out))[:], x[:])
-}
-
-// void uuid_unparse(uuid_t uu, char *out);
-func Xuuid_unparse(t *TLS, uu, out uintptr) {
- if __ccgo_strace {
- trc("t=%v out=%v, (%v:)", t, out, origin(2))
- }
- s := (*guuid.UUID)(unsafe.Pointer(uu)).String()
- copy((*RawMem)(unsafe.Pointer(out))[:], s)
- *(*byte)(unsafe.Pointer(out + uintptr(len(s)))) = 0
-}
-
-// no longer used?
-// var staticRandomData = &rand.Rand{}
-
-// char *initstate(unsigned seed, char *state, size_t size);
-func Xinitstate(t *TLS, seed uint32, statebuf uintptr, statelen types.Size_t) uintptr {
- if __ccgo_strace {
- trc("t=%v seed=%v statebuf=%v statelen=%v, (%v:)", t, seed, statebuf, statelen, origin(2))
- }
- // staticRandomData = rand.New(rand.NewSource(int64(seed)))
- _ = rand.New(rand.NewSource(int64(seed)))
- return 0
-}
-
-// char *setstate(const char *state);
-func Xsetstate(t *TLS, state uintptr) uintptr {
- if __ccgo_strace {
- trc("t=%v state=%v, (%v:)", t, state, origin(2))
- }
- t.setErrno(errno.EINVAL) //TODO
- return 0
-}
-
-// The initstate_r() function is like initstate(3) except that it initializes
-// the state in the object pointed to by buf, rather than initializing the
-// global state variable. Before calling this function, the buf.state field
-// must be initialized to NULL. The initstate_r() function records a pointer
-// to the statebuf argument inside the structure pointed to by buf. Thus,
-// state‐ buf should not be deallocated so long as buf is still in use. (So,
-// statebuf should typically be allocated as a static variable, or allocated on
-// the heap using malloc(3) or similar.)
-//
-// char *initstate_r(unsigned int seed, char *statebuf, size_t statelen, struct random_data *buf);
-func Xinitstate_r(t *TLS, seed uint32, statebuf uintptr, statelen types.Size_t, buf uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v seed=%v statebuf=%v statelen=%v buf=%v, (%v:)", t, seed, statebuf, statelen, buf, origin(2))
- }
- if buf == 0 {
- panic(todo(""))
- }
-
- randomDataMu.Lock()
-
- defer randomDataMu.Unlock()
-
- randomData[buf] = rand.New(rand.NewSource(int64(seed)))
- return 0
-}
-
-var (
- randomData = map[uintptr]*rand.Rand{}
- randomDataMu sync.Mutex
-)
-
-// int mkstemps(char *template, int suffixlen);
-func Xmkstemps(t *TLS, template uintptr, suffixlen int32) int32 {
- if __ccgo_strace {
- trc("t=%v template=%v suffixlen=%v, (%v:)", t, template, suffixlen, origin(2))
- }
- return Xmkstemps64(t, template, suffixlen)
-}
-
-// int mkstemps(char *template, int suffixlen);
-func Xmkstemps64(t *TLS, template uintptr, suffixlen int32) int32 {
- if __ccgo_strace {
- trc("t=%v template=%v suffixlen=%v, (%v:)", t, template, suffixlen, origin(2))
- }
- len := uintptr(Xstrlen(t, template))
- x := template + uintptr(len-6) - uintptr(suffixlen)
- for i := uintptr(0); i < 6; i++ {
- if *(*byte)(unsafe.Pointer(x + i)) != 'X' {
- t.setErrno(errno.EINVAL)
- return -1
- }
- }
-
- fd, err := tempFile(template, x, 0)
- if err != nil {
- t.setErrno(err)
- return -1
- }
-
- return int32(fd)
-}
-
-// int mkstemp(char *template);
-func Xmkstemp(t *TLS, template uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v template=%v, (%v:)", t, template, origin(2))
- }
- return Xmkstemp64(t, template)
-}
-
-// int mkstemp(char *template);
-func Xmkstemp64(t *TLS, template uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v template=%v, (%v:)", t, template, origin(2))
- }
- return Xmkstemps64(t, template, 0)
-}
-
-// int random_r(struct random_data *buf, int32_t *result);
-func Xrandom_r(t *TLS, buf, result uintptr) int32 {
- if __ccgo_strace {
- trc("t=%v result=%v, (%v:)", t, result, origin(2))
- }
- randomDataMu.Lock()
-
- defer randomDataMu.Unlock()
-
- mr := randomData[buf]
- if stdlib.RAND_MAX != math.MaxInt32 {
- panic(todo(""))
- }
- *(*int32)(unsafe.Pointer(result)) = mr.Int31()
- return 0
-}
-
-// int strerror_r(int errnum, char *buf, size_t buflen);
-func Xstrerror_r(t *TLS, errnum int32, buf uintptr, buflen size_t) int32 {
- if __ccgo_strace {
- trc("t=%v errnum=%v buf=%v buflen=%v, (%v:)", t, errnum, buf, buflen, origin(2))
- }
- panic(todo(""))
-}
-
-// void endpwent(void);
-func Xendpwent(t *TLS) {
- if __ccgo_strace {
- trc("t=%v, (%v:)", t, origin(2))
- }
- // nop
-}
-
-var ctimeStaticBuf [32]byte
-
-// char *ctime(const time_t *timep);
-func Xctime(t *TLS, timep uintptr) uintptr {
- if __ccgo_strace {
- trc("t=%v timep=%v, (%v:)", t, timep, origin(2))
- }
- return Xctime_r(t, timep, uintptr(unsafe.Pointer(&ctimeStaticBuf[0])))
-}
-
-// char *ctime_r(const time_t *timep, char *buf);
-func Xctime_r(t *TLS, timep, buf uintptr) uintptr {
- if __ccgo_strace {
- trc("t=%v buf=%v, (%v:)", t, buf, origin(2))
- }
- ut := *(*ctime.Time_t)(unsafe.Pointer(timep))
- tm := time.Unix(int64(ut), 0).Local()
- s := tm.Format(time.ANSIC) + "\n\x00"
- copy((*RawMem)(unsafe.Pointer(buf))[:26:26], s)
- return buf
-}
-
-// ssize_t pread(int fd, void *buf, size_t count, off_t offset);
-func Xpread(t *TLS, fd int32, buf uintptr, count types.Size_t, offset types.Off_t) types.Ssize_t {
- if __ccgo_strace {
- trc("t=%v fd=%v buf=%v count=%v offset=%v, (%v:)", t, fd, buf, count, offset, origin(2))
- }
- var n int
- var err error
- switch {
- case count == 0:
- n, err = unix.Pread(int(fd), nil, int64(offset))
- default:
- n, err = unix.Pread(int(fd), (*RawMem)(unsafe.Pointer(buf))[:count:count], int64(offset))
- // if dmesgs && err == nil {
- // dmesg("%v: fd %v, off %#x, count %#x, n %#x\n%s", origin(1), fd, offset, count, n, hex.Dump((*RawMem)(unsafe.Pointer(buf))[:n:n]))
- // }
- }
- if err != nil {
- // if dmesgs {
- // dmesg("%v: %v FAIL", origin(1), err)
- // }
- t.setErrno(err)
- return -1
- }
-
- // if dmesgs {
- // dmesg("%v: ok", origin(1))
- // }
- return types.Ssize_t(n)
-}
-
-// // malloc_zone_t * malloc_create_zone(vm_size_t start_size, unsigned flags);
-// func Xmalloc_create_zone(t *TLS, start_size types.Size_t, flags uint32) uintptr {
-// if __ccgo_strace {
-// trc("t=%v start_size=%v flags=%v, (%v:)", t, start_size, flags, origin(2))
-// }
-// panic(todo(""))
-// }
-//
-// // void * malloc_zone_malloc(malloc_zone_t *zone, size_t size);
-// func Xmalloc_zone_malloc(t *TLS, zone uintptr, size types.Size_t) uintptr {
-// if __ccgo_strace {
-// trc("t=%v zone=%v size=%v, (%v:)", t, zone, size, origin(2))
-// }
-// if zone == defaultZone {
-// return Xmalloc(t, size)
-// }
-//
-// panic(todo(""))
-// }
-//
-// // malloc_zone_t * malloc_default_zone(void);
-// func Xmalloc_default_zone(t *TLS) uintptr {
-// if __ccgo_strace {
-// trc("t=%v (%v:)", t, origin(2))
-// }
-// return defaultZone
-// }
-//
-// // void malloc_zone_free(malloc_zone_t *zone, void *ptr);
-// func Xmalloc_zone_free(t *TLS, zone, ptr uintptr) {
-// if __ccgo_strace {
-// trc("t=%v zone=%v ptr=%v, (%v:)", t, zone, ptr, origin(2))
-// }
-//
-// if zone == defaultZone {
-// Xfree(t, ptr)
-// return
-// }
-//
-// panic(todo(""))
-// }
-//
-// // void * malloc_zone_realloc(malloc_zone_t *zone, void *ptr, size_t size);
-// func Xmalloc_zone_realloc(t *TLS, zone, ptr uintptr, size types.Size_t) uintptr {
-// if __ccgo_strace {
-// trc("t=%v zone=%v ptr=%v size=%v, (%v:)", t, zone, ptr, size, origin(2))
-// }
-// panic(todo(""))
-// }
-
-// int sysctlbyname(const char *name, void *oldp, size_t *oldlenp, void *newp, size_t newlen);
-func Xsysctlbyname(t *TLS, name, oldp, oldlenp, newp uintptr, newlen types.Size_t) int32 {
- if __ccgo_strace {
- trc("t=%v name=%q oldp=%#0x oldlenp=%v newp=%v newlen=%v, (%v:)", t, GoString(name), oldp, *(*types.Size_t)(unsafe.Pointer(oldlenp)), newp, newlen, origin(2))
- }
- oldlen := *(*types.Size_t)(unsafe.Pointer(oldlenp))
- switch GoString(name) {
- case "hw.ncpu":
- if oldlen != 4 {
- panic(todo(""))
- }
-
- *(*int32)(unsafe.Pointer(oldp)) = int32(runtime.GOMAXPROCS(-1))
- return 0
- default:
- t.setErrno(errno.ENOENT)
- return -1
- }
-}
-
-// type mallocZone struct {
-// a memory.Allocator
-// mu sync.Mutex
-//
-// isDefault bool
-// }
-//
-// func newMallocZone(isDefault bool) *mallocZone {
-// return &mallocZone{isDefault: isDefault}
-// }
-//
-// var (
-// defaultZone uintptr
-// )
-//
-// func init() {
-// defaultZone = addObject(newMallocZone(true))
-// }
-
-// /tmp/libc/musl-master/src/time/gmtime.c:6:19:
-var _tm ctime.Tm
-
-// /tmp/libc/musl-master/src/time/gmtime.c:4:11:
-func Xgmtime(tls *TLS, t uintptr) (r uintptr) { // /tmp/libc/musl-master/src/time/gmtime.c:7:2:
- if __ccgo_strace {
- trc("tls=%v t=%v, (%v:)", tls, t, origin(2))
- defer func() { trc("-> %v", r) }()
- }
- return Xgmtime_r(tls, t, uintptr(unsafe.Pointer(&_tm)))
-}
-
-var _days_in_month = [12]int8{
- 0: int8(31),
- 1: int8(30),
- 2: int8(31),
- 3: int8(30),
- 4: int8(31),
- 5: int8(31),
- 6: int8(30),
- 7: int8(31),
- 8: int8(30),
- 9: int8(31),
- 10: int8(31),
- 11: int8(29),
-}
-
-var x___utc = [4]int8{'U', 'T', 'C'}
-
-func Xstrftime(tls *TLS, s uintptr, n size_t, f uintptr, tm uintptr) (r size_t) {
- if __ccgo_strace {
- trc("tls=%v s=%v n=%v f=%v tm=%v, (%v:)", tls, s, n, f, tm, origin(2))
- defer func() { trc("-> %v", r) }()
- }
- tt := time.Date(
- int((*ctime.Tm)(unsafe.Pointer(tm)).Ftm_year+1900),
- time.Month((*ctime.Tm)(unsafe.Pointer(tm)).Ftm_mon+1),
- int((*ctime.Tm)(unsafe.Pointer(tm)).Ftm_mday),
- int((*ctime.Tm)(unsafe.Pointer(tm)).Ftm_hour),
- int((*ctime.Tm)(unsafe.Pointer(tm)).Ftm_min),
- int((*ctime.Tm)(unsafe.Pointer(tm)).Ftm_sec),
- 0,
- time.UTC,
- )
- fmt := GoString(f)
- var result string
- if fmt != "" {
- result = strftime.Format(fmt, tt)
- }
- switch r = size_t(len(result)); {
- case r > n:
- r = 0
- default:
- copy((*RawMem)(unsafe.Pointer(s))[:r:r], result)
- *(*byte)(unsafe.Pointer(s + uintptr(r))) = 0
- }
- return r
-
-}
-
-func Xgmtime_r(tls *TLS, t uintptr, tm uintptr) (r uintptr) {
- if __ccgo_strace {
- trc("tls=%v t=%v tm=%v, (%v:)", tls, t, tm, origin(2))
- defer func() { trc("-> %v", r) }()
- }
- if x___secs_to_tm(tls, int64(*(*time_t)(unsafe.Pointer(t))), tm) < 0 {
- *(*int32)(unsafe.Pointer(X__errno_location(tls))) = int32(errno.EOVERFLOW)
- return uintptr(0)
- }
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_isdst = 0
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_gmtoff = 0
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_zone = uintptr(unsafe.Pointer(&x___utc))
- return tm
-}
-
-func x___secs_to_tm(tls *TLS, t int64, tm uintptr) (r int32) {
- var c_cycles, leap, months, q_cycles, qc_cycles, remdays, remsecs, remyears, wday, yday int32
- var days, secs, years int64
- _, _, _, _, _, _, _, _, _, _, _, _, _ = c_cycles, days, leap, months, q_cycles, qc_cycles, remdays, remsecs, remyears, secs, wday, yday, years
- /* Reject time_t values whose year would overflow int */
- if t < int64(-Int32FromInt32(1)-Int32FromInt32(0x7fffffff))*Int64FromInt64(31622400) || t > Int64FromInt32(limits.INT_MAX)*Int64FromInt64(31622400) {
- return -int32(1)
- }
- secs = t - (Int64FromInt64(946684800) + int64(Int32FromInt32(86400)*(Int32FromInt32(31)+Int32FromInt32(29))))
- days = secs / int64(86400)
- remsecs = int32(secs % int64(86400))
- if remsecs < 0 {
- remsecs += int32(86400)
- days--
- }
- wday = int32((int64(3) + days) % int64(7))
- if wday < 0 {
- wday += int32(7)
- }
- qc_cycles = int32(days / int64(Int32FromInt32(365)*Int32FromInt32(400)+Int32FromInt32(97)))
- remdays = int32(days % int64(Int32FromInt32(365)*Int32FromInt32(400)+Int32FromInt32(97)))
- if remdays < 0 {
- remdays += Int32FromInt32(365)*Int32FromInt32(400) + Int32FromInt32(97)
- qc_cycles--
- }
- c_cycles = remdays / (Int32FromInt32(365)*Int32FromInt32(100) + Int32FromInt32(24))
- if c_cycles == int32(4) {
- c_cycles--
- }
- remdays -= c_cycles * (Int32FromInt32(365)*Int32FromInt32(100) + Int32FromInt32(24))
- q_cycles = remdays / (Int32FromInt32(365)*Int32FromInt32(4) + Int32FromInt32(1))
- if q_cycles == int32(25) {
- q_cycles--
- }
- remdays -= q_cycles * (Int32FromInt32(365)*Int32FromInt32(4) + Int32FromInt32(1))
- remyears = remdays / int32(365)
- if remyears == int32(4) {
- remyears--
- }
- remdays -= remyears * int32(365)
- leap = BoolInt32(!(remyears != 0) && (q_cycles != 0 || !(c_cycles != 0)))
- yday = remdays + int32(31) + int32(28) + leap
- if yday >= int32(365)+leap {
- yday -= int32(365) + leap
- }
- years = int64(remyears+int32(4)*q_cycles+int32(100)*c_cycles) + int64(400)*int64(int64(qc_cycles))
- months = 0
- for {
- if !(int32(_days_in_month[months]) <= remdays) {
- break
- }
- remdays -= int32(_days_in_month[months])
- goto _1
- _1:
- months++
- }
- if months >= int32(10) {
- months -= int32(12)
- years++
- }
- if years+int64(100) > int64(limits.INT_MAX) || years+int64(100) < int64(-Int32FromInt32(1)-Int32FromInt32(0x7fffffff)) {
- return -int32(1)
- }
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_year = int32(years + int64(100))
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_mon = months + int32(2)
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_mday = remdays + int32(1)
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_wday = wday
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_yday = yday
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_hour = remsecs / int32(3600)
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_min = remsecs / int32(60) % int32(60)
- (*ctime.Tm)(unsafe.Pointer(tm)).Ftm_sec = remsecs % int32(60)
- return 0
-}