| @@ 169-219 (lines=51) @@ | ||
| 166 | $this->handshake(); |
|
| 167 | } |
|
| 168 | if ($this->state === self::STATE_HANDSHAKED) { |
|
| 169 | while (($buflen = $this->getInputLength()) >= 2) { |
|
| 170 | $hdr = $this->look(10); |
|
| 171 | $frametype = ord(binarySubstr($hdr, 0, 1)); |
|
| 172 | if (($frametype & 0x80) === 0x80) { |
|
| 173 | $len = 0; |
|
| 174 | $i = 0; |
|
| 175 | do { |
|
| 176 | if ($buflen < $i + 1) { |
|
| 177 | // not enough data yet |
|
| 178 | return; |
|
| 179 | } |
|
| 180 | $b = ord(binarySubstr($hdr, ++$i, 1)); |
|
| 181 | $n = $b & 0x7F; |
|
| 182 | $len *= 0x80; |
|
| 183 | $len += $n; |
|
| 184 | } while ($b > 0x80); |
|
| 185 | ||
| 186 | if ($this->pool->maxAllowedPacket <= $len) { |
|
| 187 | // Too big packet |
|
| 188 | $this->finish(); |
|
| 189 | return; |
|
| 190 | } |
|
| 191 | ||
| 192 | if ($buflen < $len + $i + 1) { |
|
| 193 | // not enough data yet |
|
| 194 | return; |
|
| 195 | } |
|
| 196 | $this->drain($i + 1); |
|
| 197 | $this->onFrame($this->read($len), 'BINARY'); |
|
| 198 | } else { |
|
| 199 | if (($p = $this->search("\xFF")) !== false) { |
|
| 200 | if ($this->pool->maxAllowedPacket <= $p - 1) { |
|
| 201 | // Too big packet |
|
| 202 | $this->finish(); |
|
| 203 | return; |
|
| 204 | } |
|
| 205 | $this->drain(1); |
|
| 206 | $data = $this->read($p); |
|
| 207 | $this->drain(1); |
|
| 208 | $this->onFrame($data, 'STRING'); |
|
| 209 | } else { |
|
| 210 | if ($this->pool->maxAllowedPacket < $buflen - 1) { |
|
| 211 | // Too big packet |
|
| 212 | $this->finish(); |
|
| 213 | return; |
|
| 214 | } |
|
| 215 | // not enough data yet |
|
| 216 | return; |
|
| 217 | } |
|
| 218 | } |
|
| 219 | } |
|
| 220 | } |
|
| 221 | } |
|
| 222 | } |
|
| @@ 135-185 (lines=51) @@ | ||
| 132 | * @return void |
|
| 133 | */ |
|
| 134 | public function onRead() { |
|
| 135 | while (($buflen = $this->getInputLength()) >= 2) { |
|
| 136 | $hdr = $this->look(10); |
|
| 137 | $frametype = ord(binarySubstr($hdr, 0, 1)); |
|
| 138 | if (($frametype & 0x80) === 0x80) { |
|
| 139 | $len = 0; |
|
| 140 | $i = 0; |
|
| 141 | do { |
|
| 142 | if ($buflen < $i + 1) { |
|
| 143 | return; |
|
| 144 | } |
|
| 145 | $b = ord(binarySubstr($hdr, ++$i, 1)); |
|
| 146 | $n = $b & 0x7F; |
|
| 147 | $len *= 0x80; |
|
| 148 | $len += $n; |
|
| 149 | } while ($b > 0x80); |
|
| 150 | ||
| 151 | if ($this->pool->maxAllowedPacket <= $len) { |
|
| 152 | // Too big packet |
|
| 153 | $this->finish(); |
|
| 154 | return; |
|
| 155 | } |
|
| 156 | ||
| 157 | if ($buflen < $len + $i + 1) { |
|
| 158 | // not enough data yet |
|
| 159 | return; |
|
| 160 | } |
|
| 161 | ||
| 162 | $this->drain($i + 1); |
|
| 163 | $this->onFrame($this->read($len), $frametype); |
|
| 164 | } |
|
| 165 | else { |
|
| 166 | if (($p = $this->search("\xFF")) !== false) { |
|
| 167 | if ($this->pool->maxAllowedPacket <= $p - 1) { |
|
| 168 | // Too big packet |
|
| 169 | $this->finish(); |
|
| 170 | return; |
|
| 171 | } |
|
| 172 | $this->drain(1); |
|
| 173 | $data = $this->read($p); |
|
| 174 | $this->drain(1); |
|
| 175 | $this->onFrame($data, 'STRING'); |
|
| 176 | } |
|
| 177 | else { |
|
| 178 | if ($this->pool->maxAllowedPacket < $buflen - 1) { |
|
| 179 | // Too big packet |
|
| 180 | $this->finish(); |
|
| 181 | return; |
|
| 182 | } |
|
| 183 | } |
|
| 184 | } |
|
| 185 | } |
|
| 186 | } |
|
| 187 | } |
|
| 188 | ||