| 43 | } |
| 44 | |
| 45 | const char* AMFReader::readText(UInt32& size) { |
| 46 | UInt32 reset(0), reference(0); |
| 47 | if (_amf3) { |
| 48 | reference = packet.position(); |
| 49 | size = packet.read7BitValue(); |
| 50 | bool isInline = size & 0x01; |
| 51 | size >>= 1; |
| 52 | if(!isInline) { |
| 53 | if (size >= _stringReferences.size()) { |
| 54 | ERROR("AMF3 string reference not found"); |
| 55 | return NULL; |
| 56 | } |
| 57 | reset = packet.position(); |
| 58 | packet.reset(_stringReferences[size]); |
| 59 | size = (packet.read7BitValue() >> 1); |
| 60 | } |
| 61 | } else |
| 62 | size = packet.read16(); |
| 63 | |
| 64 | if (size > packet.available()) { |
| 65 | ERROR("AMF text bad-formed with a ", size, " size exceeding the ", packet.available(), " bytes available"); |
| 66 | if (reset) |
| 67 | packet.reset(reset); |
| 68 | return NULL; |
| 69 | } |
| 70 | const char* text(STR packet.current()); |
| 71 | |
| 72 | if (reset) |
| 73 | packet.reset(reset); |
| 74 | else if(size) { // not record string empty |
| 75 | if (reference) |
| 76 | _stringReferences.emplace_back(reference); |
| 77 | packet.next(size); |
| 78 | } |
| 79 | |
| 80 | return text; |
| 81 | } |
| 82 | |
| 83 | UInt8 AMFReader::followingType() { |
| 84 | |