mirror of
https://github.com/aler9/gortsplib
synced 2025-10-04 14:52:46 +08:00
f3b0fc69b4
Read() / Write() are used to read / write from streams, while Unmarshal() / Marshal() are used to decode / encode from / to bytes.
55 lines
852 B
Go
55 lines
852 B
Go
package base
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import (
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"bufio"
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"fmt"
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"io"
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"strconv"
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)
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const (
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rtspMaxContentLength = 128 * 1024
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)
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type body []byte
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func (b *body) read(header Header, rb *bufio.Reader) error {
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cls, ok := header["Content-Length"]
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if !ok || len(cls) != 1 {
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*b = nil
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return nil
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}
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cl, err := strconv.ParseInt(cls[0], 10, 64)
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if err != nil {
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return fmt.Errorf("invalid Content-Length")
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}
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if cl > rtspMaxContentLength {
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return fmt.Errorf("Content-Length exceeds %d (it's %d)",
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rtspMaxContentLength, cl)
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}
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*b = make([]byte, cl)
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n, err := io.ReadFull(rb, *b)
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if err != nil && n != len(*b) {
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return err
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}
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return nil
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}
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func (b body) marshalSize() int {
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return len(b)
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}
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func (b body) marshalTo(buf []byte) int {
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return copy(buf, b)
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}
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func (b body) marshal() []byte {
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buf := make([]byte, b.marshalSize())
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b.marshalTo(buf)
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return buf
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}
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