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Fix askpass.go on shm_syscall based systems

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Kovid Goyal
2023-02-28 14:11:27 +05:30
parent ba1ce996bb
commit 1b2fe90ed1
5 changed files with 20 additions and 80 deletions
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22
tools/utils/shm/shm.go
View File

@@ -53,11 +53,6 @@ type MMap interface {
FileSystemName() string
Stat() (fs.FileInfo, error)
Flush() error
Seek(offset int64, whence int) (int64, error)
Read(b []byte) (int, error)
ReadWithSize() ([]byte, error)
Write(p []byte) (n int, err error)
WriteWithSize([]byte) error
}
type AccessFlags int
@@ -135,14 +130,17 @@ func read_with_size(f *os.File) ([]byte, error) {
return read_till_buf_full(f, make([]byte, size))
}
func write_with_size(f *os.File, b []byte) error {
func WriteWithSize(self MMap, b []byte, at int) error {
szbuf := []byte{0, 0, 0, 0}
binary.BigEndian.PutUint32(szbuf, uint32(len(b)))
_, err := f.Write(szbuf)
if err == nil {
_, err = f.Write(b)
}
return err
copy(self.Slice()[at:], szbuf)
copy(self.Slice()[at+4:], b)
return nil
}
func ReadWithSize(self MMap, at int) []byte {
size := int(binary.BigEndian.Uint32(self.Slice()[at : at+4]))
return self.Slice()[at+4 : at+4+size]
}
func test_integration_with_python(args []string) (rc int, err error) {
@@ -167,7 +165,7 @@ func test_integration_with_python(args []string) (rc int, err error) {
if err != nil {
return 1, err
}
mmap.WriteWithSize(data)
WriteWithSize(mmap, data, 0)
mmap.Close()
fmt.Println(mmap.Name())
}

20
tools/utils/shm/shm_fs.go
View File

@@ -57,26 +57,6 @@ func (self *file_based_mmap) Flush() error {
return unix.Msync(self.region, unix.MS_SYNC)
}
func (self *file_based_mmap) Seek(offset int64, whence int) (int64, error) {
return self.f.Seek(offset, whence)
}
func (self *file_based_mmap) Read(b []byte) (int, error) {
return self.f.Read(b)
}
func (self *file_based_mmap) Write(b []byte) (int, error) {
return self.f.Write(b)
}
func (self *file_based_mmap) WriteWithSize(b []byte) error {
return write_with_size(self.f, b)
}
func (self *file_based_mmap) ReadWithSize() ([]byte, error) {
return read_with_size(self.f)
}
func (self *file_based_mmap) FileSystemName() string {
return self.f.Name()
}

24
tools/utils/shm/shm_syscall.go
View File

@@ -101,30 +101,6 @@ func (self *syscall_based_mmap) Slice() []byte {
return self.region
}
func (self *syscall_based_mmap) Seek(offset int64, whence int) (int64, error) {
return self.f.Seek(offset, whence)
}
func (self *syscall_based_mmap) Read(b []byte) (int, error) {
return self.f.Read(b)
}
func (self *syscall_based_mmap) Write(b []byte) (int, error) {
return self.f.Write(b)
}
func (self *syscall_based_mmap) WriteWithSize(b []byte) error {
szbuf := []byte{0, 0, 0, 0}
binary.BigEndian.PutUint32(szbuf, uint32(len(b)))
copy(self.Slice(), szbuf)
copy(self.Slice()[4:], b)
return nil
}
func (self *syscall_based_mmap) ReadWithSize() ([]byte, error) {
return read_with_size(self.f)
}
func (self *syscall_based_mmap) Close() (err error) {
if self.region != nil {
self.f.Close()