diff options
Diffstat (limited to 'vendor/gitea.com/lunny/nodb/util.go')
-rw-r--r-- | vendor/gitea.com/lunny/nodb/util.go | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/vendor/gitea.com/lunny/nodb/util.go b/vendor/gitea.com/lunny/nodb/util.go deleted file mode 100644 index d5949a96e6..0000000000 --- a/vendor/gitea.com/lunny/nodb/util.go +++ /dev/null @@ -1,113 +0,0 @@ -package nodb - -import ( - "encoding/binary" - "errors" - "reflect" - "strconv" - "unsafe" -) - -var errIntNumber = errors.New("invalid integer") - -// no copy to change slice to string -// use your own risk -func String(b []byte) (s string) { - pbytes := (*reflect.SliceHeader)(unsafe.Pointer(&b)) - pstring := (*reflect.StringHeader)(unsafe.Pointer(&s)) - pstring.Data = pbytes.Data - pstring.Len = pbytes.Len - return -} - -// no copy to change string to slice -// use your own risk -func Slice(s string) (b []byte) { - pbytes := (*reflect.SliceHeader)(unsafe.Pointer(&b)) - pstring := (*reflect.StringHeader)(unsafe.Pointer(&s)) - pbytes.Data = pstring.Data - pbytes.Len = pstring.Len - pbytes.Cap = pstring.Len - return -} - -func Int64(v []byte, err error) (int64, error) { - if err != nil { - return 0, err - } else if v == nil || len(v) == 0 { - return 0, nil - } else if len(v) != 8 { - return 0, errIntNumber - } - - return int64(binary.LittleEndian.Uint64(v)), nil -} - -func PutInt64(v int64) []byte { - var b []byte - pbytes := (*reflect.SliceHeader)(unsafe.Pointer(&b)) - pbytes.Data = uintptr(unsafe.Pointer(&v)) - pbytes.Len = 8 - pbytes.Cap = 8 - return b -} - -func StrInt64(v []byte, err error) (int64, error) { - if err != nil { - return 0, err - } else if v == nil { - return 0, nil - } else { - return strconv.ParseInt(String(v), 10, 64) - } -} - -func StrInt32(v []byte, err error) (int32, error) { - if err != nil { - return 0, err - } else if v == nil { - return 0, nil - } else { - res, err := strconv.ParseInt(String(v), 10, 32) - return int32(res), err - } -} - -func StrInt8(v []byte, err error) (int8, error) { - if err != nil { - return 0, err - } else if v == nil { - return 0, nil - } else { - res, err := strconv.ParseInt(String(v), 10, 8) - return int8(res), err - } -} - -func StrPutInt64(v int64) []byte { - return strconv.AppendInt(nil, v, 10) -} - -func MinUInt32(a uint32, b uint32) uint32 { - if a > b { - return b - } else { - return a - } -} - -func MaxUInt32(a uint32, b uint32) uint32 { - if a > b { - return a - } else { - return b - } -} - -func MaxInt32(a int32, b int32) int32 { - if a > b { - return a - } else { - return b - } -} |