int32_t QueryRequest::encode_batch(int version, BufferVec* bufs, RequestCallback* callback) const { int32_t length = 0; const std::string& query(query_); // <kind><string><n>[name_1]<value_1>...[name_n]<value_n> ([byte][long string][short][bytes]...[bytes]) int buf_size = sizeof(uint8_t) + sizeof(int32_t) + query.size() + sizeof(uint16_t); bufs->push_back(Buffer(buf_size)); length += buf_size; Buffer& buf = bufs->back(); size_t pos = buf.encode_byte(0, kind()); pos = buf.encode_long_string(pos, query.data(), query.size()); if (has_names_for_values()) { if (version < 3) { LOG_ERROR("Protocol version %d does not support named values", version); return REQUEST_ERROR_UNSUPPORTED_PROTOCOL; } buf.encode_uint16(pos, value_names_.size()); length += copy_buffers_with_names(version, bufs, callback->encoding_cache()); } else { buf.encode_uint16(pos, elements_count()); if (elements_count() > 0) { int32_t result = copy_buffers(version, bufs, callback); if (result < 0) return result; length += result; } } return length; }
int32_t ExecuteRequest::encode_batch(int version, BufferVec* bufs, Handler* handler) const { int32_t length = 0; const std::string& id(prepared_->id()); // <kind><id><n><value_1>...<value_n> ([byte][short bytes][short][bytes]...[bytes]) int buf_size = sizeof(uint8_t) + sizeof(uint16_t) + id.size() + sizeof(uint16_t); bufs->push_back(Buffer(buf_size)); length += buf_size; Buffer& buf = bufs->back(); size_t pos = buf.encode_byte(0, kind()); pos = buf.encode_string(pos, id.data(), id.size()); buf.encode_uint16(pos, elements_count()); if (elements_count() > 0) { int32_t result = copy_buffers(version, bufs, handler); if (result < 0) return result; length += result; } return length; }
void loop() { //u16 i,j; copy_comic_to_buffer(&comics[current_comic], main_buffer); while (1) { scanKeys(); consoleSelect(&top_screen); consoleClear(); puts("Made by Lennart Kroes, s1062295"); //scroll_comic(); /* for(j = 0; j < SCREEN_HEIGHT; j++) for(i = 0; i < SCREEN_WIDTH; i++) sub_buffer[(j * SCREEN_WIDTH) + i] = ( RGB15(17,8,28) | (1 << 15) ); */ handle_button( scroll ); handle_button( next ); if(keysHeld() & KEY_RIGHT) scroll_comic(); if(keysHeld() & KEY_LEFT) scroll_comic(); if(keysHeld() & KEY_UP) scroll_comic(); if(keysHeld() & KEY_DOWN) scroll_comic(); copy_buffers(); swiWaitForVBlank(); } }
int ExecuteRequest::internal_encode_v1(Handler* handler, BufferVec* bufs) const { size_t length = 0; const int version = 1; const std::string& prepared_id = prepared_->id(); // <id> [short bytes] + <n> [short] size_t prepared_buf_size = sizeof(uint16_t) + prepared_id.size() + sizeof(uint16_t); { bufs->push_back(Buffer(prepared_buf_size)); length += prepared_buf_size; Buffer& buf = bufs->back(); size_t pos = buf.encode_string(0, prepared_id.data(), prepared_id.size()); buf.encode_uint16(pos, elements_count()); // <value_1>...<value_n> int32_t result = copy_buffers(version, bufs, handler); if (result < 0) return result; length += result; } { // <consistency> [short] size_t buf_size = sizeof(uint16_t); Buffer buf(buf_size); buf.encode_uint16(0, handler->consistency()); bufs->push_back(buf); length += buf_size; } return length; }
int QueryRequest::internal_encode(int version, RequestCallback* callback, BufferVec* bufs) const { int length = 0; uint8_t flags = this->flags(); // <query> [long string] + <consistency> [short] + <flags> [byte] size_t query_buf_size = sizeof(int32_t) + query_.size() + sizeof(uint16_t) + sizeof(uint8_t); size_t paging_buf_size = 0; if (elements_count() > 0) { // <values> = <n><value_1>...<value_n> query_buf_size += sizeof(uint16_t); // <n> [short] flags |= CASS_QUERY_FLAG_VALUES; } if (page_size() > 0) { paging_buf_size += sizeof(int32_t); // [int] flags |= CASS_QUERY_FLAG_PAGE_SIZE; } if (!paging_state().empty()) { paging_buf_size += sizeof(int32_t) + paging_state().size(); // [bytes] flags |= CASS_QUERY_FLAG_PAGING_STATE; } if (serial_consistency() != 0) { paging_buf_size += sizeof(uint16_t); // [short] flags |= CASS_QUERY_FLAG_SERIAL_CONSISTENCY; } if (version >= 3 && callback->timestamp() != CASS_INT64_MIN) { paging_buf_size += sizeof(int64_t); // [long] flags |= CASS_QUERY_FLAG_DEFAULT_TIMESTAMP; } { bufs->push_back(Buffer(query_buf_size)); length += query_buf_size; Buffer& buf = bufs->back(); size_t pos = buf.encode_long_string(0, query_.data(), query_.size()); pos = buf.encode_uint16(pos, callback->consistency()); pos = buf.encode_byte(pos, flags); if (has_names_for_values()) { if (version < 3) { LOG_ERROR("Protocol version %d does not support named values", version); return REQUEST_ERROR_UNSUPPORTED_PROTOCOL; } buf.encode_uint16(pos, value_names_.size()); length += copy_buffers_with_names(version, bufs, callback->encoding_cache()); } else if (elements_count() > 0) { buf.encode_uint16(pos, elements_count()); int32_t result = copy_buffers(version, bufs, callback); if (result < 0) return result; length += result; } } if (paging_buf_size > 0) { bufs->push_back(Buffer(paging_buf_size)); length += paging_buf_size; Buffer& buf = bufs->back(); size_t pos = 0; if (page_size() >= 0) { pos = buf.encode_int32(pos, page_size()); } if (!paging_state().empty()) { pos = buf.encode_bytes(pos, paging_state().data(), paging_state().size()); } if (serial_consistency() != 0) { pos = buf.encode_uint16(pos, serial_consistency()); } if (version >= 3 && callback->timestamp() != CASS_INT64_MIN) { pos = buf.encode_int64(pos, callback->timestamp()); } } return length; }
int ExecuteRequest::internal_encode(int version, Handler* handler, BufferVec* bufs) const { int length = 0; uint8_t flags = this->flags(); const std::string& prepared_id = prepared_->id(); // <id> [short bytes] + <consistency> [short] + <flags> [byte] size_t prepared_buf_size = sizeof(uint16_t) + prepared_id.size() + sizeof(uint16_t) + sizeof(uint8_t); size_t paging_buf_size = 0; if (elements_count() > 0) { // <values> = <n><value_1>...<value_n> prepared_buf_size += sizeof(uint16_t); // <n> [short] flags |= CASS_QUERY_FLAG_VALUES; } if (page_size() >= 0) { paging_buf_size += sizeof(int32_t); // [int] flags |= CASS_QUERY_FLAG_PAGE_SIZE; } if (!paging_state().empty()) { paging_buf_size += sizeof(int32_t) + paging_state().size(); // [bytes] flags |= CASS_QUERY_FLAG_PAGING_STATE; } if (serial_consistency() != 0) { paging_buf_size += sizeof(uint16_t); // [short] flags |= CASS_QUERY_FLAG_SERIAL_CONSISTENCY; } if (version >= 3 && handler->timestamp() != CASS_INT64_MIN) { paging_buf_size += sizeof(int64_t); // [long] flags |= CASS_QUERY_FLAG_DEFAULT_TIMESTAMP; } { bufs->push_back(Buffer(prepared_buf_size)); length += prepared_buf_size; Buffer& buf = bufs->back(); size_t pos = buf.encode_string(0, prepared_id.data(), prepared_id.size()); pos = buf.encode_uint16(pos, handler->consistency()); pos = buf.encode_byte(pos, flags); if (elements_count() > 0) { buf.encode_uint16(pos, elements_count()); int32_t result = copy_buffers(version, bufs, handler); if (result < 0) return result; length += result; } } if (paging_buf_size > 0) { bufs->push_back(Buffer(paging_buf_size)); length += paging_buf_size; Buffer& buf = bufs->back(); size_t pos = 0; if (page_size() >= 0) { pos = buf.encode_int32(pos, page_size()); } if (!paging_state().empty()) { pos = buf.encode_bytes(pos, paging_state().data(), paging_state().size()); } if (serial_consistency() != 0) { pos = buf.encode_uint16(pos, serial_consistency()); } if (version >= 3 && handler->timestamp() != CASS_INT64_MIN) { pos = buf.encode_int64(pos, handler->timestamp()); } } return length; }