[#BloombergLP-bdlsb]
= xref:BloombergLP.adoc[BloombergLP]::bdlsb
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:mrdocs:

Components in the `bdlsb` package provide streambuf utilities.

== Types

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlsb/FixedMemInStreamBuf.adoc[`FixedMemInStreamBuf`] 
| This class implements the input functionality of the `basic_streambuf` protocol, using client‐supplied `char *` memory.
| xref:BloombergLP/bdlsb/FixedMemInput.adoc[`FixedMemInput`] 
| Provide a basic input stream buffer using client‐supplied memory.
| xref:BloombergLP/bdlsb/FixedMemOutStreamBuf.adoc[`FixedMemOutStreamBuf`] 
| This class implements the output functionality of the `basic_streambuf` protocol for client‐supplied memory.
| xref:BloombergLP/bdlsb/FixedMemOutput.adoc[`FixedMemOutput`] 
| This class implements output functionality of `basic_streambuf` using client‐supplied memory.
| xref:BloombergLP/bdlsb/MemOutStreamBuf.adoc[`MemOutStreamBuf`] 
| This `class` implements the output functionality of the `basic_streambuf` protocol, using a user‐supplied or default `bslma` allocator to supply memory.
| xref:BloombergLP/bdlsb/MemOutStreamBuf_Util.adoc[`MemOutStreamBuf_Util`] 
| Utility functions for `MemOutStreamBuf` buffer management.
| xref:BloombergLP/bdlsb/OverflowMemOutStreamBuf.adoc[`OverflowMemOutStreamBuf`] 
| Output `streambuf` using a client buffer and an overflow allocator.
| xref:BloombergLP/bdlsb/OverflowMemOutput.adoc[`OverflowMemOutput`] 
| This class implements overflowable output stream‐buffer functionality.
|===



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