...Provides semaphore and lock interfaces. Supports io socket and stream operation in coroutine. Provides some io servers (http ..) using coroutine. Provides stackfull and stackless coroutines.
the c prototyping tools library provides thread-safe linked list, priority queue, hash table, hash list, AVL tree and trie implementations, as well as a thread pool and thread management framework, a tcp and http socket api, and a dbms abstraction layer.
Three software packages to work with RFC2617 digests: libdigest (C library to compute digests), libcppdigest (C++ library to manage /etc/passwd-like files) and libpam-digestfile (PAM module allowing authentication via an /etc/passwd-like file)