1 | #include "duckdb/main/capi/capi_internal.hpp" |
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2 | |
3 | void duckdb_destroy_value(duckdb_value *value) { |
4 | if (value && *value) { |
5 | auto val = reinterpret_cast<duckdb::Value *>(*value); |
6 | delete val; |
7 | *value = nullptr; |
8 | } |
9 | } |
10 | |
11 | duckdb_value duckdb_create_varchar_length(const char *text, idx_t length) { |
12 | return reinterpret_cast<duckdb_value>(new duckdb::Value(std::string(text, length))); |
13 | } |
14 | |
15 | duckdb_value duckdb_create_varchar(const char *text) { |
16 | return duckdb_create_varchar_length(text, length: strlen(s: text)); |
17 | } |
18 | |
19 | duckdb_value duckdb_create_int64(int64_t input) { |
20 | auto val = duckdb::Value::BIGINT(value: input); |
21 | return reinterpret_cast<duckdb_value>(new duckdb::Value(val)); |
22 | } |
23 | |
24 | char *duckdb_get_varchar(duckdb_value value) { |
25 | auto val = reinterpret_cast<duckdb::Value *>(value); |
26 | auto str_val = val->DefaultCastAs(target_type: duckdb::LogicalType::VARCHAR); |
27 | auto &str = duckdb::StringValue::Get(value: str_val); |
28 | |
29 | auto result = reinterpret_cast<char *>(malloc(size: sizeof(char *) * (str.size() + 1))); |
30 | memcpy(dest: result, src: str.c_str(), n: str.size()); |
31 | result[str.size()] = '\0'; |
32 | return result; |
33 | } |
34 | |
35 | int64_t duckdb_get_int64(duckdb_value value) { |
36 | auto val = reinterpret_cast<duckdb::Value *>(value); |
37 | if (!val->DefaultTryCastAs(target_type: duckdb::LogicalType::BIGINT)) { |
38 | return 0; |
39 | } |
40 | return duckdb::BigIntValue::Get(value: *val); |
41 | } |
42 |