Utility Functions
Last updated March 2020
| Name | Description |
|---|---|
| binding_address_family_matches | Validate that the binding in question matches the address family provided |
| ec_gethostname | lowercase gethostname() replacement |
| ec_hex_decode | decodes bytes from ASCII hex characters |
| ec_hex_encode | encodes bytes into ASCII hex characters |
| ec_parse_url | parses an RFC 3986 URI |
| ec_ucs4_from_utf8 | Decodes a single code point from a utf8 buffer |
| ec_util_power_2 | Round input to next highest power of 2 if it is not a power of 2 |
| get_now | Populates a struct timeval pointer with current data |
| get_now_ts | Get the current time |
| get_scheduler_pid | Get the Process ID (PID) of the master scheduler thread |
| getopt_long2 | a thread safe, re-entrant, getopt_long |
| is_valid_IP | Determines whether or not string is a valid IP address |
| is_valid_email | Determines whether emailaddr is a valid email address |
| isfinite | indicates if a number has a finite value |
| lookuptable_add2 | Adds a message to the lookuptable, and calls dns_get_MXs if the domain wasn't in the lookuptable already |
| mid_to_string | format a message_id as a human readable string |
| nearbyint | return the integral value nearest to x according to the prevailing rounding mode |
| nearbyintf | return the integral value nearest to x according to the prevailing rounding mode |
| protocol_string_uc | Returns a protocol string in uppercase |
| round | return the integral value nearest to x rounding half-way cases away from zero, regardless of the current rounding direction |
| rs_getlist | Returns the address of the tail node in the RSplayTree |
| rs_next | Move to the next node in the RSplayTree and return the data |
This chapter lists a number of utility APIs.
Was this page helpful?