[sr-dev] git:master:899a1048: core: cfg - added cfg_get_group_id to the config var framework api

Module: kamailio Branch: master Commit: 899a10489e14a834267fcfbba36cc5aacdf45633 URL: https://github.com/kamailio/kamailio/commit/899a10489e14a834267fcfbba36cc5a… Author: Daniel-Constantin Mierla <miconda(a)gmail.com> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: 2021-05-14T10:32:31+02:00 core: cfg - added cfg_get_group_id to the config var framework api --- Modified: src/core/cfg/cfg.c Modified: src/core/cfg/cfg.h --- Diff: https://github.com/kamailio/kamailio/commit/899a10489e14a834267fcfbba36cc5a… Patch: https://github.com/kamailio/kamailio/commit/899a10489e14a834267fcfbba36cc5a… --- diff --git a/src/core/cfg/cfg.c b/src/core/cfg/cfg.c index 488d72f35a..80e3fe3e55 100644 --- a/src/core/cfg/cfg.c +++ b/src/core/cfg/cfg.c @@ -285,3 +285,39 @@ void **cfg_get_handle(char *gname) return group->handle; } + + +/* Set the group_id pointer based on the group string. + * The string is either "group_name", or "group_name[group_id]" + * *group_id is set to null in the former case. + * Warning: changes the group string + */ +int cfg_get_group_id(str *group, unsigned int **group_id) +{ + static unsigned int id; + str s; + + if (!group->s || (group->s[group->len-1] != ']')) { + *group_id = NULL; + return 0; + } + + s.s = group->s + group->len - 2; + s.len = 0; + while ((s.s > group->s) && (*s.s != '[')) { + s.s--; + s.len++; + } + if (s.s == group->s) /* '[' not found */ + return -1; + group->len = s.s - group->s; + s.s++; + if (!group->len || !s.len) + return -1; + if (str2int(&s, &id)) + return -1; + + *group_id = &id; + return 0; +} + diff --git a/src/core/cfg/cfg.h b/src/core/cfg/cfg.h index b3c5a1ba29..19cb824055 100644 --- a/src/core/cfg/cfg.h +++ b/src/core/cfg/cfg.h @@ -102,4 +102,7 @@ int cfg_new_ginst(char *group_name, unsigned int group_id); /*! \brief returns the handle of a cfg group */ void **cfg_get_handle(char *gname); +/*! \brief get the id of a cfg group */ +int cfg_get_group_id(str *group, unsigned int **group_id); + #endif /* _CFG_H */