diff options
Diffstat (limited to 'read_catblob.go')
-rw-r--r-- | read_catblob.go | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/read_catblob.go b/read_catblob.go deleted file mode 100644 index ed5cb14..0000000 --- a/read_catblob.go +++ /dev/null @@ -1,69 +0,0 @@ -package libfastimport - -import ( - "fmt" - "bytes" - "strconv" -) - -func CatBlobParseGetMark(dat []byte) (string, error) { - if len(dat) != 41 { - return "", fmt.Errorf("get-mark: short <sha1>\\n: %q", string(dat)) - } - if dat[40] != '\n' { - return "", fmt.Errorf("get-mark: malformed <sha1>\\n: %q", string(dat)) - } - for _, b := range dat[:40] { - if !(('0' <= b && b <= '9') || ('a' <= b && b <= 'f')) { - return "", fmt.Errorf("get-mark: malformed <sha1>: %q", string(dat[:40])) - } - } - return string(dat[:40]), nil -} - -func CatBlobParseCatBlob(full []byte) (sha1 string, data []byte, err error) { - // The format is: - // - // <sha1> SP 'blob' SP <size> LF - // <data> LF - - lf := bytes.IndexByte(full, '\n') - if lf < 0 || lf == len(full)-1 { - return "", nil, fmt.Errorf("cat-blob: malformed header: %q", string(full)) - } - head := full[:lf] - data = full[lf+1:len(full)-1] - - if len(head) < 40+6+1 { - return "", nil, fmt.Errorf("cat-blob: malformed header: %q", string(head)) - } - - sha1 = string(head[:40]) - for _, b := range sha1 { - if !(('0' <= b && b <= '9') || ('a' <= b && b <= 'f')) { - return "", nil, fmt.Errorf("cat-blob: malformed <sha1>: %q", sha1) - } - } - - if string(head[40:46]) != " blob " { - return "", nil, fmt.Errorf("cat-blob: malformed header: %q", head) - } - - size, err := strconv.Atoi(string(head[46:])) - if err != nil { - return "", nil, fmt.Errorf("cat-blob: malformed blob size: %v", err) - } - - if size != len(data) { - return "", nil, fmt.Errorf("cat-blob: size header (%d) didn't match delivered size (%d)", size, len(data)) - } - - return sha1, data, err -} - -func CatBlobParseLs(dataref string, path string) error { - // <mode> SP ('blob' | 'tree' | 'commit') SP <dataref> HT <path> LF - // or - // 'missing' SP <path> LF - return nil // TODO -} |