/*** * Copyright 2020 HAProxy Technologies * * This file is part of the HAProxy OpenTracing filter. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef _OPENTRACING_VARS_H_ #define _OPENTRACING_VARS_H_ #define FLT_OT_VARS_SCOPE "txn" #define FLT_OT_VAR_CTX_SIZE int8_t #define FLT_OT_VAR_CHAR_DASH 'D' #define FLT_OT_VAR_CHAR_SPACE 'S' struct flt_ot_ctx { char value[BUFSIZ]; int value_len; }; typedef int (*flt_ot_ctx_loop_cb)(struct sample *, size_t, const char *, const char *, const char *, FLT_OT_VAR_CTX_SIZE, char **, void *); #ifndef DEBUG_OT # define flt_ot_vars_dump(...) while (0) #else void flt_ot_vars_dump(struct stream *s); #endif int flt_ot_var_register(const char *scope, const char *prefix, const char *name, char **err); int flt_ot_var_set(struct stream *s, const char *scope, const char *prefix, const char *name, const char *value, uint opt, char **err); int flt_ot_vars_unset(struct stream *s, const char *scope, const char *prefix, uint opt, char **err); struct otc_text_map *flt_ot_vars_get(struct stream *s, const char *scope, const char *prefix, uint opt, char **err); #endif /* _OPENTRACING_VARS_H_ */ /* * Local variables: * c-indent-level: 8 * c-basic-offset: 8 * End: * * vi: noexpandtab shiftwidth=8 tabstop=8 */