static rpmTagType _tagType(rpmTagVal tag)
{
const struct headerTagTableEntry_s *t;
int comparison, i, l, u;
if (_rpmTags.byValue == NULL)
tagLoadIndex(&_rpmTags.byValue, &_rpmTags.byValueSize, tagCmpValue);
if (_rpmTags.byValue) {
l = 0;
u = _rpmTags.byValueSize;
while (l < u) {
i = (l + u) / 2;
t = _rpmTags.byValue[i];
comparison = (tag - t->val);
if (comparison < 0)
u = i;
else if (comparison > 0)
l = i + 1;
else {
/* Make sure that the bsearch retrieve is stable. */
while (i > 0 && t->val == _rpmTags.byValue[i-1]->val) {
i--;
}
t = _rpmTags.byValue[i];
/* XXX this is dumb */
return (rpmTagType)(t->type | t->retype);
}
}
}
return RPM_NULL_TYPE;
}
static rpmTagVal _tagValue(const char * tagstr)
{
const struct headerTagTableEntry_s *t;
int comparison, i, l, u;
if (!rstrcasecmp(tagstr, "Packages"))
return RPMDBI_PACKAGES;
if (_rpmTags.byName == NULL)
tagLoadIndex(&_rpmTags.byName, &_rpmTags.byNameSize, tagCmpName);
if (_rpmTags.byName == NULL)
return RPMTAG_NOT_FOUND;
l = 0;
u = _rpmTags.byNameSize;
while (l < u) {
i = (l + u) / 2;
t = _rpmTags.byName[i];
comparison = rstrcasecmp(tagstr, t->shortname);
if (comparison < 0)
u = i;
else if (comparison > 0)
l = i + 1;
else
return t->val;
}
return RPMTAG_NOT_FOUND;
}
static const char * _tagName(rpmTagVal tag)
{
const char *name = "(unknown)";
const struct headerTagTableEntry_s *t;
int comparison, i, l, u;
int xx;
if (_rpmTags.byValue == NULL)
xx = tagLoadIndex(&_rpmTags.byValue, &_rpmTags.byValueSize, tagCmpValue);
switch (tag) {
case RPMDBI_PACKAGES:
name = "Packages";
break;
/* XXX make sure rpmdb indices are identically named. */
case RPMTAG_CONFLICTS:
name = "Conflictname";
break;
case RPMTAG_HDRID:
name = "Sha1header";
break;
default:
if (_rpmTags.byValue == NULL)
break;
l = 0;
u = _rpmTags.byValueSize;
while (l < u) {
i = (l + u) / 2;
t = _rpmTags.byValue[i];
comparison = (tag - t->val);
if (comparison < 0)
u = i;
else if (comparison > 0)
l = i + 1;
else {
/* Make sure that the bsearch retrieve is stable. */
while (i > 0 && tag == _rpmTags.byValue[i-1]->val) {
i--;
}
t = _rpmTags.byValue[i];
if (t->shortname != NULL)
name = t->shortname;
break;
}
}
break;
}
return name;
}
int rpmTagGetNames(rpmtd tagnames, int fullname)
{
const char **names;
const char *name;
if (_rpmTags.byName == NULL)
tagLoadIndex(&_rpmTags.byName, &_rpmTags.byNameSize, tagCmpName);
if (tagnames == NULL ||_rpmTags.byName == NULL)
return 0;
rpmtdReset(tagnames);
tagnames->count = _rpmTags.byNameSize;
tagnames->data = names = xmalloc(tagnames->count * sizeof(*names));
tagnames->type = RPM_STRING_ARRAY_TYPE;
tagnames->flags = RPMTD_ALLOCED | RPMTD_IMMUTABLE;
for (int i = 0; i < tagnames->count; i++) {
name = fullname ? _rpmTags.byName[i]->name :
_rpmTags.byName[i]->shortname;
names[i] = name;
}
return tagnames->count;
}
