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/* This file is part of SLB
Copyright (C) 2011, 2012, 2019 Sergey Poznyakoff
SLB 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 3, or (at your option)
any later version.
SLB 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 SLB. If not, see <http://www.gnu.org/licenses/>. */
#include "slb.h"
struct grecs_syment *
_lookup(struct grecs_symtab *vit, const char *name, size_t len, int *install,
char *what)
{
struct grecs_syment key;
struct grecs_syment *ent;
key.name = grecs_malloc(len + 1);
memcpy(key.name, name, len);
key.name[len] = 0;
ent = grecs_symtab_lookup_or_install(vit, &key, install);
free(key.name);
if (!ent) {
if (errno == ENOENT)
return NULL;
else {
logmsg(LOG_CRIT, _("cannot define %s: %s"),
what, grecs_symtab_strerror(errno));
exit(EX_SOFTWARE);
}
}
return ent;
}
struct grecs_syment *
_lookupz(struct grecs_symtab *vit, const char *name, int *install, char *what)
{
struct grecs_syment key;
struct grecs_syment *ent;
key.name = (char*) name;
ent = grecs_symtab_lookup_or_install(vit, &key, install);
if (!ent) {
if (errno == ENOENT)
return NULL;
else {
logmsg(LOG_CRIT, _("cannot define %s: %s"),
what, grecs_symtab_strerror(errno));
exit(EX_SOFTWARE);
}
}
return ent;
}
struct slb_varinstance *
varinst_lookup(struct grecs_symtab *vit, const char *name, size_t len,
int *install)
{
return (struct slb_varinstance *)
_lookup(vit, name, len, install, "variable instance");
}
struct slb_varinstance *
varinst_lookupz(struct grecs_symtab *vit, const char *name, int *install)
{
return (struct slb_varinstance *)
_lookupz(vit, name, install, "variable instance");
}
static int
_varinst_unset(void *sym, void *data)
{
struct slb_varinstance *vp = sym;
if (vp->vi_flags & SLV_VIF_SNMP)
vp->vi_flags &= ~SLV_VIF_SET;
else
vp->vi_flags |= SLV_VIF_SET;
return 0;
}
void
varinst_unset(struct grecs_symtab *vit)
{
grecs_symtab_foreach(vit, _varinst_unset, NULL);
}
static int
_varinst_clear(void *sym, void *data)
{
struct slb_varinstance *vp = sym;
if (vp->vi_flags & SLV_VIF_SNMP) {
vp->vi_flags &= ~SLV_VIF_SET;
vp->vi_value = 0;
} else
vp->vi_flags |= SLV_VIF_SET;
return 0;
}
void
varinst_clear(struct grecs_symtab *vit)
{
grecs_symtab_foreach(vit, _varinst_clear, NULL);
}
static int
_varinst_allset(void *sym, void *data)
{
struct slb_varinstance *vp = sym;
if ((vp->vi_flags & SLV_VIF_USED) &&
!(vp->vi_flags & SLV_VIF_SET)) {
*(int*)data = 0;
return 1;
}
return 0;
}
int
varinst_allset(struct grecs_symtab *vit)
{
int rc = 1;
grecs_symtab_foreach(vit, _varinst_allset, &rc);
return rc;
}
struct slb_varref *
varref_lookup(struct grecs_symtab *vit, const char *name, size_t len,
int *install)
{
return (struct slb_varref *)
_lookup(vit, name, len, install, "variable");
}
struct slb_varref *
varref_lookupz(struct grecs_symtab *vit, const char *name, int *install)
{
return (struct slb_varref *)
_lookupz(vit, name, install, "variable");
}
struct slb_macro *
macro_lookup(struct grecs_symtab *mt, const char *name, size_t len,
int *install)
{
return (struct slb_macro *)
_lookup(mt, name, len, install, "macro");
}
struct slb_macro *
macro_lookupz(struct grecs_symtab *mt, const char *name, int *install)
{
return (struct slb_macro *)
_lookupz(mt, name, install, "macro");
}
struct slb_table *
table_lookup(struct grecs_symtab *tab, const char *name, size_t len,
int *install)
{
return (struct slb_table *)
_lookup(tab, name, len, install, "table");
}
struct slb_table *
table_lookupz(struct grecs_symtab *tab, const char *name, int *install)
{
return (struct slb_table *)
_lookupz(tab, name, install, "table");
}
struct slb_index *
index_lookup(struct grecs_symtab *tab, const char *name, size_t len,
int *install)
{
return (struct slb_index *)
_lookup(tab, name, len, install, "index");
}
struct slb_index *
index_lookupz(struct grecs_symtab *tab, const char *name, int *install)
{
return (struct slb_index *)
_lookupz(tab, name, install, "index");
}
struct slb_idxnum *
idxnum_lookup(struct grecs_symtab *tab, const char *name, size_t len,
int *install)
{
return (struct slb_idxnum *)
_lookup(tab, name, len, install, "idxnum");
}
struct slb_idxnum *
idxnum_lookupz(struct grecs_symtab *tab, const char *name, int *install)
{
return (struct slb_idxnum *) _lookupz(tab, name, install, "indnum");
}
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