diff options
Diffstat (limited to 'include/asterisk/time.h')
| -rw-r--r-- | include/asterisk/time.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/asterisk/time.h b/include/asterisk/time.h index 4fa08723b..dd68db704 100644 --- a/include/asterisk/time.h +++ b/include/asterisk/time.h @@ -152,6 +152,20 @@ struct timeval ast_tvadd(struct timeval a, struct timeval b); struct timeval ast_tvsub(struct timeval a, struct timeval b); /*! + * \brief Calculate remaining milliseconds given a starting timestamp + * and upper bound + * + * If the upper bound is negative, then this indicates that there is no + * upper bound on the amount of time to wait. This will result in a + * negative return. + * + * \param start When timing started being calculated + * \param max_ms The maximum number of milliseconds to wait from start. May be negative. + * \return The number of milliseconds left to wait for. May be negative. + */ +int ast_remaining_ms(struct timeval start, int max_ms); + +/*! * \brief Returns a timeval from sec, usec */ AST_INLINE_API( |