ada_c.cpp

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#include "ada/url_aggregator-inl.h"
#include "ada/url_search_params-inl.h"
 
ada::result<ada::url_aggregator>& get_instance(void* result) noexcept {
  return *(ada::result<ada::url_aggregator>*)result;
}
 
extern "C" {
typedef void* ada_url;
typedef void* ada_url_search_params;
typedef void* ada_strings;
typedef void* ada_url_search_params_keys_iter;
typedef void* ada_url_search_params_values_iter;
typedef void* ada_url_search_params_entries_iter;
 
struct ada_string {
  const char* data;
  size_t length;
};
 
struct ada_owned_string {
  const char* data;
  size_t length;
};
 
struct ada_string_pair {
  ada_string key;
  ada_string value;
};
 
ada_string ada_string_create(const char* data, size_t length) {
  ada_string out{};
  out.data = data;
  out.length = length;
  return out;
}
 
struct ada_url_components {
  /*
   * By using 32-bit integers, we implicitly assume that the URL string
   * cannot exceed 4 GB.
   *
   * https://user:[email protected]:1234/foo/bar?baz#quux
   *       |     |    |          | ^^^^|       |   |
   *       |     |    |          | |   |       |   `----- hash_start
   *       |     |    |          | |   |       `--------- search_start
   *       |     |    |          | |   `----------------- pathname_start
   *       |     |    |          | `--------------------- port
   *       |     |    |          `----------------------- host_end
   *       |     |    `---------------------------------- host_start
   *       |     `--------------------------------------- username_end
   *       `--------------------------------------------- protocol_end
   */
  uint32_t protocol_end;
  uint32_t username_end;
  uint32_t host_start;
  uint32_t host_end;
  uint32_t port;
  uint32_t pathname_start;
  uint32_t search_start;
  uint32_t hash_start;
};
 
ada_url ada_parse(const char* input, size_t length) noexcept {
  return new ada::result<ada::url_aggregator>(
      ada::parse<ada::url_aggregator>(std::string_view(input, length)));
}
 
ada_url ada_parse_with_base(const char* input, size_t input_length,
                            const char* base, size_t base_length) noexcept {
  auto base_out =
      ada::parse<ada::url_aggregator>(std::string_view(base, base_length));
 
  if (!base_out) {
    return new ada::result<ada::url_aggregator>(base_out);
  }
 
  return new ada::result<ada::url_aggregator>(ada::parse<ada::url_aggregator>(
      std::string_view(input, input_length), &base_out.value()));
}
 
bool ada_can_parse(const char* input, size_t length) noexcept {
  return ada::can_parse(std::string_view(input, length));
}
 
bool ada_can_parse_with_base(const char* input, size_t input_length,
                             const char* base, size_t base_length) noexcept {
  std::string_view base_view(base, base_length);
  return ada::can_parse(std::string_view(input, input_length), &base_view);
}
 
void ada_free(ada_url result) noexcept {
  auto* r = (ada::result<ada::url_aggregator>*)result;
  delete r;
}
 
ada_url ada_copy(ada_url input) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(input);
  return new ada::result<ada::url_aggregator>(r);
}
 
bool ada_is_valid(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  return r.has_value();
}
 
// caller must free the result with ada_free_owned_string
ada_owned_string ada_get_origin(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  ada_owned_string owned{};
  if (!r) {
    owned.data = nullptr;
    owned.length = 0;
    return owned;
  }
  std::string out = r->get_origin();
  owned.length = out.size();
  owned.data = new char[owned.length];
  memcpy((void*)owned.data, out.data(), owned.length);
  return owned;
}
 
void ada_free_owned_string(ada_owned_string owned) noexcept {
  delete[] owned.data;
}
 
ada_string ada_get_href(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_href();
  return ada_string_create(out.data(), out.length());
}
 
ada_string ada_get_username(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_username();
  return ada_string_create(out.data(), out.length());
}
 
ada_string ada_get_password(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_password();
  return ada_string_create(out.data(), out.length());
}
 
ada_string ada_get_port(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_port();
  return ada_string_create(out.data(), out.length());
}
 
ada_string ada_get_hash(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_hash();
  return ada_string_create(out.data(), out.length());
}
 
ada_string ada_get_host(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_host();
  return ada_string_create(out.data(), out.length());
}
 
ada_string ada_get_hostname(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_hostname();
  return ada_string_create(out.data(), out.length());
}
 
ada_string ada_get_pathname(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_pathname();
  return ada_string_create(out.data(), out.length());
}
 
ada_string ada_get_search(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_search();
  return ada_string_create(out.data(), out.length());
}
 
ada_string ada_get_protocol(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view out = r->get_protocol();
  return ada_string_create(out.data(), out.length());
}
 
uint8_t ada_get_host_type(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return 0;
  }
  return r->host_type;
}
 
uint8_t ada_get_scheme_type(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return 0;
  }
  return r->type;
}
 
bool ada_set_href(ada_url result, const char* input, size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->set_href(std::string_view(input, length));
}
 
bool ada_set_host(ada_url result, const char* input, size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->set_host(std::string_view(input, length));
}
 
bool ada_set_hostname(ada_url result, const char* input,
                      size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->set_hostname(std::string_view(input, length));
}
 
bool ada_set_protocol(ada_url result, const char* input,
                      size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->set_protocol(std::string_view(input, length));
}
 
bool ada_set_username(ada_url result, const char* input,
                      size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->set_username(std::string_view(input, length));
}
 
bool ada_set_password(ada_url result, const char* input,
                      size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->set_password(std::string_view(input, length));
}
 
bool ada_set_port(ada_url result, const char* input, size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->set_port(std::string_view(input, length));
}
 
bool ada_set_pathname(ada_url result, const char* input,
                      size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->set_pathname(std::string_view(input, length));
}

void ada_set_search(ada_url result, const char* input, size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (r) {
    r->set_search(std::string_view(input, length));
  }
}

void ada_set_hash(ada_url result, const char* input, size_t length) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (r) {
    r->set_hash(std::string_view(input, length));
  }
}
 
void ada_clear_port(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (r) {
    r->clear_port();
  }
}

void ada_clear_hash(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (r) {
    r->clear_hash();
  }
}

void ada_clear_search(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (r) {
    r->clear_search();
  }
}
 
bool ada_has_credentials(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->has_credentials();
}
 
bool ada_has_empty_hostname(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->has_empty_hostname();
}
 
bool ada_has_hostname(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->has_hostname();
}
 
bool ada_has_non_empty_username(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->has_non_empty_username();
}
 
bool ada_has_non_empty_password(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->has_non_empty_password();
}
 
bool ada_has_port(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->has_port();
}
 
bool ada_has_password(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->has_password();
}
 
bool ada_has_hash(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->has_hash();
}
 
bool ada_has_search(ada_url result) noexcept {
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return false;
  }
  return r->has_search();
}
 
// returns a pointer to the internal url_aggregator::url_components
const ada_url_components* ada_get_components(ada_url result) noexcept {
  static_assert(sizeof(ada_url_components) == sizeof(ada::url_components));
  ada::result<ada::url_aggregator>& r = get_instance(result);
  if (!r) {
    return nullptr;
  }
  return reinterpret_cast<const ada_url_components*>(&r->get_components());
}
 
ada_owned_string ada_idna_to_unicode(const char* input, size_t length) {
  std::string out = ada::idna::to_unicode(std::string_view(input, length));
  ada_owned_string owned{};
  owned.length = out.length();
  owned.data = new char[owned.length];
  memcpy((void*)owned.data, out.data(), owned.length);
  return owned;
}
 
ada_owned_string ada_idna_to_ascii(const char* input, size_t length) {
  std::string out = ada::idna::to_ascii(std::string_view(input, length));
  ada_owned_string owned{};
  owned.length = out.size();
  owned.data = new char[owned.length];
  memcpy((void*)owned.data, out.data(), owned.length);
  return owned;
}
 
ada_url_search_params ada_parse_search_params(const char* input,
                                              size_t length) {
  return new ada::result<ada::url_search_params>(
      ada::url_search_params(std::string_view(input, length)));
}
 
void ada_free_search_params(ada_url_search_params result) {
  auto* r = (ada::result<ada::url_search_params>*)result;
  delete r;
}
 
ada_owned_string ada_search_params_to_string(ada_url_search_params result) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (!r) return ada_owned_string{nullptr, 0};
  std::string out = r->to_string();
  ada_owned_string owned{};
  owned.length = out.size();
  owned.data = new char[owned.length];
  memcpy((void*)owned.data, out.data(), owned.length);
  return owned;
}
 
size_t ada_search_params_size(ada_url_search_params result) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (!r) {
    return 0;
  }
  return r->size();
}
 
void ada_search_params_sort(ada_url_search_params result) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (r) {
    r->sort();
  }
}
 
void ada_search_params_reset(ada_url_search_params result, const char* input,
                             size_t length) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (r) {
    r->reset(std::string_view(input, length));
  }
}
 
void ada_search_params_append(ada_url_search_params result, const char* key,
                              size_t key_length, const char* value,
                              size_t value_length) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (r) {
    r->append(std::string_view(key, key_length),
              std::string_view(value, value_length));
  }
}
 
void ada_search_params_set(ada_url_search_params result, const char* key,
                           size_t key_length, const char* value,
                           size_t value_length) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (r) {
    r->set(std::string_view(key, key_length),
           std::string_view(value, value_length));
  }
}
 
void ada_search_params_remove(ada_url_search_params result, const char* key,
                              size_t key_length) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (r) {
    r->remove(std::string_view(key, key_length));
  }
}
 
void ada_search_params_remove_value(ada_url_search_params result,
                                    const char* key, size_t key_length,
                                    const char* value, size_t value_length) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (r) {
    r->remove(std::string_view(key, key_length),
              std::string_view(value, value_length));
  }
}
 
bool ada_search_params_has(ada_url_search_params result, const char* key,
                           size_t key_length) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (!r) {
    return false;
  }
  return r->has(std::string_view(key, key_length));
}
 
bool ada_search_params_has_value(ada_url_search_params result, const char* key,
                                 size_t key_length, const char* value,
                                 size_t value_length) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (!r) {
    return false;
  }
  return r->has(std::string_view(key, key_length),
                std::string_view(value, value_length));
}
 
ada_string ada_search_params_get(ada_url_search_params result, const char* key,
                                 size_t key_length) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  auto found = r->get(std::string_view(key, key_length));
  if (!found.has_value()) {
    return ada_string_create(nullptr, 0);
  }
  return ada_string_create(found->data(), found->length());
}
 
ada_strings ada_search_params_get_all(ada_url_search_params result,
                                      const char* key, size_t key_length) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (!r) {
    return new ada::result<std::vector<std::string>>(
        std::vector<std::string>());
  }
  return new ada::result<std::vector<std::string>>(
      r->get_all(std::string_view(key, key_length)));
}
 
ada_url_search_params_keys_iter ada_search_params_get_keys(
    ada_url_search_params result) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (!r) {
    return new ada::result<ada::url_search_params_keys_iter>(
        ada::url_search_params_keys_iter());
  }
  return new ada::result<ada::url_search_params_keys_iter>(r->get_keys());
}
 
ada_url_search_params_values_iter ada_search_params_get_values(
    ada_url_search_params result) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (!r) {
    return new ada::result<ada::url_search_params_values_iter>(
        ada::url_search_params_values_iter());
  }
  return new ada::result<ada::url_search_params_values_iter>(r->get_values());
}
 
ada_url_search_params_entries_iter ada_search_params_get_entries(
    ada_url_search_params result) {
  ada::result<ada::url_search_params>& r =
      *(ada::result<ada::url_search_params>*)result;
  if (!r) {
    return new ada::result<ada::url_search_params_entries_iter>(
        ada::url_search_params_entries_iter());
  }
  return new ada::result<ada::url_search_params_entries_iter>(r->get_entries());
}
 
void ada_free_strings(ada_strings result) {
  auto* r = (ada::result<std::vector<std::string>>*)result;
  delete r;
}
 
size_t ada_strings_size(ada_strings result) {
  auto* r = (ada::result<std::vector<std::string>>*)result;
  if (!r) {
    return 0;
  }
  return (*r)->size();
}
 
ada_string ada_strings_get(ada_strings result, size_t index) {
  auto* r = (ada::result<std::vector<std::string>>*)result;
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  std::string_view view = (*r)->at(index);
  return ada_string_create(view.data(), view.length());
}
 
void ada_free_search_params_keys_iter(ada_url_search_params_keys_iter result) {
  auto* r = (ada::result<ada::url_search_params_keys_iter>*)result;
  delete r;
}
 
ada_string ada_search_params_keys_iter_next(
    ada_url_search_params_keys_iter result) {
  auto* r = (ada::result<ada::url_search_params_keys_iter>*)result;
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  auto next = (*r)->next();
  if (!next.has_value()) {
    return ada_string_create(nullptr, 0);
  }
  return ada_string_create(next->data(), next->length());
}
 
bool ada_search_params_keys_iter_has_next(
    ada_url_search_params_keys_iter result) {
  auto* r = (ada::result<ada::url_search_params_keys_iter>*)result;
  if (!r) {
    return false;
  }
  return (*r)->has_next();
}
 
void ada_free_search_params_values_iter(
    ada_url_search_params_values_iter result) {
  auto* r = (ada::result<ada::url_search_params_values_iter>*)result;
  delete r;
}
 
ada_string ada_search_params_values_iter_next(
    ada_url_search_params_values_iter result) {
  auto* r = (ada::result<ada::url_search_params_values_iter>*)result;
  if (!r) {
    return ada_string_create(nullptr, 0);
  }
  auto next = (*r)->next();
  if (!next.has_value()) {
    return ada_string_create(nullptr, 0);
  }
  return ada_string_create(next->data(), next->length());
}
 
bool ada_search_params_values_iter_has_next(
    ada_url_search_params_values_iter result) {
  auto* r = (ada::result<ada::url_search_params_values_iter>*)result;
  if (!r) {
    return false;
  }
  return (*r)->has_next();
}
 
void ada_free_search_params_entries_iter(
    ada_url_search_params_entries_iter result) {
  auto* r = (ada::result<ada::url_search_params_entries_iter>*)result;
  delete r;
}
 
ada_string_pair ada_search_params_entries_iter_next(
    ada_url_search_params_entries_iter result) {
  auto* r = (ada::result<ada::url_search_params_entries_iter>*)result;
  if (!r) return {ada_string_create(nullptr, 0), ada_string_create(nullptr, 0)};
  auto next = (*r)->next();
  if (!next.has_value()) {
    return {ada_string_create(nullptr, 0), ada_string_create(nullptr, 0)};
  }
  return ada_string_pair{
      ada_string_create(next->first.data(), next->first.length()),
      ada_string_create(next->second.data(), next->second.length())};
}
 
bool ada_search_params_entries_iter_has_next(
    ada_url_search_params_entries_iter result) {
  auto* r = (ada::result<ada::url_search_params_entries_iter>*)result;
  if (!r) {
    return false;
  }
  return (*r)->has_next();
}
 
}  // extern "C"