#pragma once

// C API of the att_adblock Rust crate (adblock/src/lib.rs), a thin wrapper
// over Brave's adblock-rust. Keep the two in sync by hand.

#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef struct AttAdblockEngine AttAdblockEngine;

// Compiles filter list text; several lists may be concatenated. Null on failure.
AttAdblockEngine *att_adblock_engine_from_rules(const uint8_t *rules, size_t len);

// Loads data from att_adblock_engine_serialize. Null if it is corrupt or from an
// incompatible adblock-rust version.
AttAdblockEngine *att_adblock_engine_deserialize(const uint8_t *data, size_t len);

// The returned buffer must be released with att_adblock_buffer_free.
uint8_t *att_adblock_engine_serialize(const AttAdblockEngine *engine, size_t *out_len);
void att_adblock_buffer_free(uint8_t *data, size_t len);

void att_adblock_engine_free(AttAdblockEngine *engine);

// All strings are NUL-terminated UTF-8. request_type uses webRequest names
// ("script", "image", "xhr", "sub_frame", ...). Thread-safe.
bool att_adblock_should_block(const AttAdblockEngine *engine, const char *url,
                              const char *source_url, const char *request_type,
                              const char *method);

#ifdef __cplusplus
}
#endif