Module: kamailio Branch: master Commit: f54788b5ac1109a2113592871c1494704523d527 URL: https://github.com/kamailio/kamailio/commit/f54788b5ac1109a2113592871c14947… Author: Daniel-Constantin Mierla <miconda(a)gmail.com> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: 2022-02-17T10:06:29+01:00 core: sruid - api hooks for setting uuid generation callbacks - allow modules to set funtions for generating uuid strings following the api from libuuid --- Modified: src/core/utils/sruid.c Modified: src/core/utils/sruid.h --- Diff: https://github.com/kamailio/kamailio/commit/f54788b5ac1109a2113592871c14947… Patch: https://github.com/kamailio/kamailio/commit/f54788b5ac1109a2113592871c14947… --- diff --git a/src/core/utils/sruid.c b/src/core/utils/sruid.c index 510da8bb81..e7a49f2a62 100644 --- a/src/core/utils/sruid.c +++ b/src/core/utils/sruid.c @@ -49,6 +49,8 @@ static unsigned int sruid_lfsr32 = 0; static unsigned int sruid_lfsr31 = 0; +static sruid_uuid_api_t _sruid_uuid_api = {0}; + static int sruid_shift_lfsr(unsigned int *lfsr, unsigned int mask) { int feedback; @@ -267,3 +269,54 @@ int sruid_next_safe(sruid_t *sid) if(unlikely(sid->pid!=my_pid())) sruid_reinit(sid, sid->mode); return sruid_nextx(sid, NULL); } + +/** + * + */ +int sruid_uuid_api_set(sruid_uuid_api_t *sapi) +{ + if(_sruid_uuid_api.fgenerate!=NULL) { + LM_ERR("sruid uuid api already set\n"); + return -1; + } + + memcpy(&_sruid_uuid_api, sapi, sizeof(sruid_uuid_api_t)); + return 0; +} + +/** + * + */ +int sruid_uuid_generate(char *out, int *len) +{ + if(_sruid_uuid_api.fgenerate == NULL) { + *len = 0; + return -1; + } + return _sruid_uuid_api.fgenerate(out, len); +} + +/** + * + */ +int sruid_uuid_generate_time(char *out, int *len) +{ + if(_sruid_uuid_api.fgenerate_time == NULL) { + *len = 0; + return -1; + } + return _sruid_uuid_api.fgenerate_time(out, len); +} + +/** + * + */ +int sruid_uuid_generate_random(char *out, int *len) +{ + if(_sruid_uuid_api.fgenerate_random == NULL) { + *len = 0; + return -1; + } + return _sruid_uuid_api.fgenerate_random(out, len); +} + diff --git a/src/core/utils/sruid.h b/src/core/utils/sruid.h index 8d44635619..a97675167f 100644 --- a/src/core/utils/sruid.h +++ b/src/core/utils/sruid.h @@ -54,4 +54,17 @@ int sruid_nextx_safe(sruid_t *sid, str *x); int sruid_nexthid(sruid_t *sid, str *sval); int sruid_nexthid_safe(sruid_t *sid, str *sval); +typedef int (*sruid_uuid_generate_f)(char *out, int *len); + +typedef struct sruid_uuid_api { + sruid_uuid_generate_f fgenerate; + sruid_uuid_generate_f fgenerate_time; + sruid_uuid_generate_f fgenerate_random; +} sruid_uuid_api_t; + +int sruid_uuid_api_set(sruid_uuid_api_t *sapi); +int sruid_uuid_generate(char *out, int *len); +int sruid_uuid_generate_time(char *out, int *len); +int sruid_uuid_generate_random(char *out, int *len); + #endif