(s *Stmt, nullBitmap, paramTypes, paramValues []byte)
| 167 | } |
| 168 | |
| 169 | func (c *Conn) bindStmtArgs(s *Stmt, nullBitmap, paramTypes, paramValues []byte) error { |
| 170 | args := s.Args |
| 171 | |
| 172 | pos := 0 |
| 173 | |
| 174 | var v []byte |
| 175 | var n int = 0 |
| 176 | var isNull bool |
| 177 | var err error |
| 178 | |
| 179 | for i := 0; i < s.Params; i++ { |
| 180 | if nullBitmap[i>>3]&(1<<(uint(i)%8)) > 0 { |
| 181 | args[i] = nil |
| 182 | continue |
| 183 | } |
| 184 | |
| 185 | tp := paramTypes[i<<1] |
| 186 | isUnsigned := (paramTypes[(i<<1)+1] & 0x80) > 0 |
| 187 | |
| 188 | switch tp { |
| 189 | case MYSQL_TYPE_NULL: |
| 190 | args[i] = nil |
| 191 | continue |
| 192 | |
| 193 | case MYSQL_TYPE_TINY: |
| 194 | if len(paramValues) < (pos + 1) { |
| 195 | return ErrMalformPacket |
| 196 | } |
| 197 | |
| 198 | if isUnsigned { |
| 199 | args[i] = paramValues[pos] |
| 200 | } else { |
| 201 | args[i] = int8(paramValues[pos]) |
| 202 | } |
| 203 | |
| 204 | pos++ |
| 205 | continue |
| 206 | |
| 207 | case MYSQL_TYPE_SHORT, MYSQL_TYPE_YEAR: |
| 208 | if len(paramValues) < (pos + 2) { |
| 209 | return ErrMalformPacket |
| 210 | } |
| 211 | |
| 212 | if isUnsigned { |
| 213 | args[i] = binary.LittleEndian.Uint16(paramValues[pos : pos+2]) |
| 214 | } else { |
| 215 | args[i] = int16(binary.LittleEndian.Uint16(paramValues[pos : pos+2])) |
| 216 | } |
| 217 | pos += 2 |
| 218 | continue |
| 219 | |
| 220 | case MYSQL_TYPE_INT24, MYSQL_TYPE_LONG: |
| 221 | if len(paramValues) < (pos + 4) { |
| 222 | return ErrMalformPacket |
| 223 | } |
| 224 | |
| 225 | if isUnsigned { |
| 226 | args[i] = binary.LittleEndian.Uint32(paramValues[pos : pos+4]) |
no test coverage detected