Datum
jsquery_join_or(PG_FUNCTION_ARGS)
{
JsQuery *jq1 = PG_GETARG_JSQUERY(0);
JsQuery *jq2 = PG_GETARG_JSQUERY(1);
JsQuery *out;
out = joinJsQuery(jqiOr, jq1, jq2);
PG_FREE_IF_COPY(jq1, 0);
PG_FREE_IF_COPY(jq2, 1);
PG_RETURN_JSQUERY(out);
}
Datum
jsquery_gt(PG_FUNCTION_ARGS)
{
JsQuery *jq1 = PG_GETARG_JSQUERY(0);
JsQuery *jq2 = PG_GETARG_JSQUERY(1);
int32 res;
res = compareJsQuery(VARDATA(jq1), 0, VARDATA(jq2), 0);
PG_FREE_IF_COPY(jq1, 0);
PG_FREE_IF_COPY(jq2, 1);
PG_RETURN_BOOL(res > 0);
}
Datum
jsquery_gt(PG_FUNCTION_ARGS)
{
JsQuery *jq1 = PG_GETARG_JSQUERY(0);
JsQuery *jq2 = PG_GETARG_JSQUERY(1);
int32 res;
JsQueryItem v1, v2;
jsqInit(&v1, jq1);
jsqInit(&v2, jq2);
res = compareJsQuery(&v1, &v2);
PG_FREE_IF_COPY(jq1, 0);
PG_FREE_IF_COPY(jq2, 1);
PG_RETURN_BOOL(res > 0);
}
Datum
jsquery_hash(PG_FUNCTION_ARGS)
{
JsQuery *jq = PG_GETARG_JSQUERY(0);
pg_crc32 res;
INIT_CRC32(res);
hashJsQuery(VARDATA(jq), 0, &res);
FIN_CRC32(res);
PG_FREE_IF_COPY(jq, 0);
PG_RETURN_INT32(res);
}
Datum
jsquery_hash(PG_FUNCTION_ARGS)
{
JsQuery *jq = PG_GETARG_JSQUERY(0);
JsQueryItem v;
pg_crc32 res;
INIT_CRC32(res);
jsqInit(&v, jq);
hashJsQuery(&v, &res);
FIN_CRC32(res);
PG_FREE_IF_COPY(jq, 0);
PG_RETURN_INT32(res);
}
Datum
json_jsquery_exec(PG_FUNCTION_ARGS)
{
Jsonb *jb = PG_GETARG_JSONB(0);
JsQuery *jq = PG_GETARG_JSQUERY(1);
bool res;
JsonbValue jbv;
jbv.type = jbvBinary;
jbv.val.binary.data = VARDATA(jb);
jbv.val.binary.len = jbv.estSize = VARSIZE_ANY_EXHDR(jb);
res = recursiveExecute(VARDATA(jq), 0, &jbv);
PG_FREE_IF_COPY(jb, 0);
PG_FREE_IF_COPY(jq, 1);
PG_RETURN_BOOL(res);
}
Datum
json_jsquery_exec(PG_FUNCTION_ARGS)
{
Jsonb *jb = PG_GETARG_JSONB(0);
JsQuery *jq = PG_GETARG_JSQUERY(1);
bool res;
JsonbValue jbv;
JsQueryItem jsq;
jbv.type = jbvBinary;
jbv.val.binary.data = &jb->root;
jbv.val.binary.len = VARSIZE_ANY_EXHDR(jb);
jsqInit(&jsq, jq);
res = recursiveExecute(&jsq, &jbv, NULL);
PG_FREE_IF_COPY(jb, 0);
PG_FREE_IF_COPY(jq, 1);
PG_RETURN_BOOL(res);
}
Datum
jsquery_not(PG_FUNCTION_ARGS)
{
JsQuery *jq = PG_GETARG_JSQUERY(0);
JsQuery *out;
StringInfoData buf;
int32 arg, chld;
JsQueryItem v;
initStringInfo(&buf);
enlargeStringInfo(&buf, VARSIZE_ANY(jq) + 4 * sizeof(int32) + VARHDRSZ);
appendStringInfoSpaces(&buf, VARHDRSZ);
/* form jsquery header */
appendStringInfoChar(&buf, (char)jqiNot);
alignStringInfoInt(&buf);
/* nextPos field of header*/
chld = 0; /* actual value, not a fake */
appendBinaryStringInfo(&buf, (char*)&chld, sizeof(chld));
arg = buf.len;
appendBinaryStringInfo(&buf, (char*)&arg /* fake value */, sizeof(arg));
jsqInit(&v, jq);
chld = copyJsQuery(&buf, &v);
*(int32*)(buf.data + arg) = chld;
out = (JsQuery*)buf.data;
SET_VARSIZE(out, buf.len);
PG_FREE_IF_COPY(jq, 0);
PG_RETURN_JSQUERY(out);
}