| usual/aatree.h | AA-Tree - Binary tree with embeddable nodes |
| usual/base.h | Basic C environment |
| usual/bits.h | Bit arithmetics |
| usual/bytemap.h | Map 256 byte values to bit or int |
| usual/cbtree.h | Crit-bit tree / binary radix tree |
| usual/cfparser.h | Config file parser |
| usual/ctype.h | Ctype compat |
| usual/cxalloc.h | Context-based Memory Allocator |
| usual/cxextra.h | Extra allocators for cxalloc |
| usual/daemon.h | Daemonization & pidfile handling |
| usual/endian.h | Endianess conversion, convert integers to bytes |
| usual/err.h | Error printing for command-line utilities |
| usual/event.h | Libevent compat |
| usual/fileutil.h | File access utils |
| usual/fnmatch.h | Theme include for strings |
| usual/getopt.h | Getopt compat |
| usual/hashtab-impl.h | Simple customizable hashtable implementation |
| usual/heap.h | Binary heap |
| usual/json.h | Read and write JSON |
| usual/list.h | Circular doubly linked list |
| usual/logging.h | Logging framework for unix services |
| usual/mbuf.h | Safe and easy access to memory buffer |
| usual/mdict.h | Minimal dict |
| usual/mempool.h | Simple memory pool for variable-length allocations |
| usual/misc.h | Random stuff that does not fit elsewhere |
| usual/netdb.h | DNS lookup |
| usual/pgsocket.h | Async Postgres connection framework |
| usual/pgutil.h | Utility functions for PostgreSQL data formats |
| usual/pthread.h | Pthreads compat for win32 |
| usual/regex.h | POSIX regular expession API, provided by either libc or internally |
| usual/safeio.h | EINTR-safe I/O functions |
| usual/shlist.h | Circular list for shared mem |
| usual/signal.h | Signals compat |
| usual/slab.h | Slab allocator for same-size objects |
| usual/socket.h | Socket compat, few utils |
| usual/statlist.h | Circular list that keep track of stats about the list |
| usual/string.h | Theme include for strings |
| usual/strpool.h | Storage for shared strings |
| usual/talloc.h | Talloc - hierarchical memory allocator |
| usual/time.h | *Time-related functionality |
| usual/utf8.h | Low-level UTF8 handling |
| usual/crypto/chacha.h | ChaCha cipher |
| usual/crypto/csrandom.h | Cryptographically Secure Randomness |
| usual/crypto/digest.h | Common API for cryptographic digests |
| usual/crypto/entropy.h | Load entropy from OS |
| usual/crypto/hmac.h | HMAC-SHA1 implementation (RFC2104) |
| usual/crypto/keccak.h | Simple API to Keccak1600 permutation + sponge |
| usual/crypto/keccak_prng.h | Implements PRNG mode for Keccak sponge function |
| usual/crypto/md5.h | MD5 cryptographic hash |
| usual/crypto/sha1.h | SHA1 implementation |
| usual/crypto/sha256.h | SHA256 and SHA224 cryptographic hashes |
| usual/crypto/sha3.h | SHA3 variants of Keccak |
| usual/crypto/sha512.h | SHA512 and SHA384 cryptographic hashes |
| usual/hashing/crc32.h | CRC32 checksum |
| usual/hashing/lookup3.h | Jenkins' lookup3 non-cryptographic hash |
| usual/hashing/memhash.h | Randomized in-memory hashing |
| usual/hashing/siphash.h | SipHash-2-4 |
| usual/hashing/spooky.h | Jenkins SpookyHash V2 - fast hash for 64-bit CPUs |
| usual/hashing/xxhash.h | XxHash - fast hash for 32-bit cpu's |
