(s *Stmt)
| 47 | } |
| 48 | |
| 49 | func (c *Conn) writePrepare(s *Stmt) error { |
| 50 | data := make([]byte, 4, 128) |
| 51 | |
| 52 | // status ok |
| 53 | data = append(data, 0) |
| 54 | // stmt id |
| 55 | data = append(data, Uint32ToBytes(s.ID)...) |
| 56 | // number columns |
| 57 | data = append(data, Uint16ToBytes(uint16(s.Columns))...) |
| 58 | // number params |
| 59 | data = append(data, Uint16ToBytes(uint16(s.Params))...) |
| 60 | // filter [00] |
| 61 | data = append(data, 0) |
| 62 | // warning count |
| 63 | data = append(data, 0, 0) |
| 64 | |
| 65 | if err := c.WritePacket(data); err != nil { |
| 66 | return err |
| 67 | } |
| 68 | |
| 69 | if s.Params > 0 { |
| 70 | for i := 0; i < s.Params; i++ { |
| 71 | data = data[0:4] |
| 72 | data = append(data, paramFieldData...) |
| 73 | |
| 74 | if err := c.WritePacket(data); err != nil { |
| 75 | return errors.Trace(err) |
| 76 | } |
| 77 | } |
| 78 | |
| 79 | if err := c.writeEOF(); err != nil { |
| 80 | return err |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | if s.Columns > 0 { |
| 85 | for i := 0; i < s.Columns; i++ { |
| 86 | data = data[0:4] |
| 87 | data = append(data, columnFieldData...) |
| 88 | |
| 89 | if err := c.WritePacket(data); err != nil { |
| 90 | return errors.Trace(err) |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | if err := c.writeEOF(); err != nil { |
| 95 | return err |
| 96 | } |
| 97 | } |
| 98 | return nil |
| 99 | } |
| 100 | |
| 101 | func (c *Conn) handleStmtExecute(data []byte) (*Result, error) { |
| 102 | if len(data) < 9 { |
no test coverage detected