String I/O

Modules
	String Producers
	String Consumers
	String Convenience Functions

Detailed Description

Adapters for using strings as stream buffer producers and consumers.

These functions provide convenient ways to read from or write to strings using the stream buffer abstraction, supporting both push and pull modes.

Producer (Input) Functions:

• sbufStrIn() - Push entire string contents into stream buffer
• sbufStrPRegisterPull() - Register string as pull-mode producer

Consumer (Output) Functions:

• sbufStrOut() - Read all data from stream buffer into string
• sbufStrCRegisterPush() - Register string as push-mode consumer

Convenience:

• sbufStrCreatePush() - Create and configure a stream buffer for string output