HS POP3 is a software library in C (supplied with full
source code) implements the client side of Post Office
Protocol Version 3 (POP3) over TCP socket layer
according to RFC 1939. Among other features, the
library supports user authentication, reception of
basic internet headers and text, message deletion and
statistics

HS POP3 supports secure POP3 over TLS / SSL using two
methods: POP3S (used by Gmail) and RFC 2595

HS POP3 supports extracting binary file attachments in
MIME v1.0 base64 format.

The user application calls HS POP3 initialisation
function supplying pointers to callback functions in
user code for memory amd timer management and for
reporting POP3 events to user.

To receive email messages from any POP3 RFC1939
compliant server, the user application calls

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