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Dependents: TYBLE16_simple_data_logger TYBLE16_MP3_Air
MessageParser Class Reference
[Nfc]
Event driven NDEF Message parser. More...
#include <MessageParser.h>
Data Structures | |
| struct | Delegate |
| Report parsing event to the application. More... | |
Public Types | |
| enum | error_t { INVALID_MESSAGE_START, INSUFICIENT_DATA, INVALID_TYPE_NAME_FORMAT, INVALID_EMPTY_RECORD, INVALID_UNKNOWN_TYPE_LENGTH, INVALID_UNCHANGED_TYPE, CHUNK_RECORD_NOT_SUPPORTED, MISSING_MESSAGE_END, MISSING_TYPE_VALUE } |
Error that can be reported by the parsing operation. More... | |
Public Member Functions | |
| MessageParser () | |
| Construct a message parser. | |
| void | set_delegate (Delegate *delegate) |
| Set the handler that processes parsing events. | |
| void | parse (const Span< const uint8_t > &data_buffer) |
| Parse an NDEF Message. | |
Detailed Description
Event driven NDEF Message parser.
Definition at line 37 of file MessageParser.h.
Member Enumeration Documentation
| enum error_t |
Error that can be reported by the parsing operation.
- Enumerator:
INVALID_MESSAGE_START The message doesn't start with a message start tag.
INSUFICIENT_DATA There is not enough data left to pursue parsing of the message.
INVALID_TYPE_NAME_FORMAT The type name of a record is invalid.
INVALID_EMPTY_RECORD An empty record is malformed.
INVALID_UNKNOWN_TYPE_LENGTH Record of unknown type embed a type length different than 0.
INVALID_UNCHANGED_TYPE Record of unchanged type contains a type.
CHUNK_RECORD_NOT_SUPPORTED Chunk record encountered.
MISSING_MESSAGE_END Message is not properly closed.
MISSING_TYPE_VALUE Type is missing in a record expecting a type (well known type, media type, absolute uri or external type).
Definition at line 42 of file MessageParser.h.
Constructor & Destructor Documentation
| MessageParser | ( | ) |
Construct a message parser.
Definition at line 110 of file MessageParser.cpp.
Member Function Documentation
| void parse | ( | const Span< const uint8_t > & | data_buffer ) |
Parse an NDEF Message.
Records and errors are reported to the handler registered with set_event_handler.
- Parameters:
-
data_buffer The data buffer that contains the NDEF message.
Definition at line 119 of file MessageParser.cpp.
| void set_delegate | ( | Delegate * | delegate ) |
Set the handler that processes parsing events.
- Parameters:
-
delegate The parsing event handler.
Definition at line 114 of file MessageParser.cpp.
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