diff --git a/files/mavlink_generator/C/include_v0.9/checksum.h b/files/mavlink_generator/C/include_v0.9/checksum.h new file mode 100644 index 0000000000000000000000000000000000000000..b70991f5ab7c46163f7d13c6e11f70e5102b2457 --- /dev/null +++ b/files/mavlink_generator/C/include_v0.9/checksum.h @@ -0,0 +1,89 @@ +#ifdef __cplusplus +extern "C" { +#endif + +#ifndef _CHECKSUM_H_ +#define _CHECKSUM_H_ + + +/** + * + * CALCULATE THE CHECKSUM + * + */ + +#define X25_INIT_CRC 0xffff +#define X25_VALIDATE_CRC 0xf0b8 + +/** + * @brief Accumulate the X.25 CRC by adding one char at a time. + * + * The checksum function adds the hash of one char at a time to the + * 16 bit checksum (uint16_t). + * + * @param data new char to hash + * @param crcAccum the already accumulated checksum + **/ +static inline void crc_accumulate(uint8_t data, uint16_t *crcAccum) +{ + /*Accumulate one byte of data into the CRC*/ + uint8_t tmp; + + tmp = data ^ (uint8_t)(*crcAccum &0xff); + tmp ^= (tmp<<4); + *crcAccum = (*crcAccum>>8) ^ (tmp<<8) ^ (tmp <<3) ^ (tmp>>4); +} + +/** + * @brief Initiliaze the buffer for the X.25 CRC + * + * @param crcAccum the 16 bit X.25 CRC + */ +static inline void crc_init(uint16_t* crcAccum) +{ + *crcAccum = X25_INIT_CRC; +} + + +/** + * @brief Calculates the X.25 checksum on a byte buffer + * + * @param pBuffer buffer containing the byte array to hash + * @param length length of the byte array + * @return the checksum over the buffer bytes + **/ +static inline uint16_t crc_calculate(uint8_t* pBuffer, uint16_t length) +{ + uint16_t crcTmp; + crc_init(&crcTmp); + while (length--) { + crc_accumulate(*pBuffer++, &crcTmp); + } + return crcTmp; +} + +/** + * @brief Accumulate the X.25 CRC by adding an array of bytes + * + * The checksum function adds the hash of one char at a time to the + * 16 bit checksum (uint16_t). + * + * @param data new bytes to hash + * @param crcAccum the already accumulated checksum + **/ +static inline void crc_accumulate_buffer(uint16_t *crcAccum, const char *pBuffer, uint8_t length) +{ + const uint8_t *p = (const uint8_t *)pBuffer; + while (length--) { + crc_accumulate(*p++, crcAccum); + } +} + + + + +#endif /* _CHECKSUM_H_ */ + +#ifdef __cplusplus +} +#endif diff --git a/files/mavlink_generator/C/include_v0.9/mavlink_helpers.h b/files/mavlink_generator/C/include_v0.9/mavlink_helpers.h new file mode 100644 index 0000000000000000000000000000000000000000..98250e1ac8377d4ffaf8966c9165a62fab64cf5f --- /dev/null +++ b/files/mavlink_generator/C/include_v0.9/mavlink_helpers.h @@ -0,0 +1,488 @@ +#ifndef _MAVLINK_HELPERS_H_ +#define _MAVLINK_HELPERS_H_ + +#include "string.h" +#include "checksum.h" +#include "mavlink_types.h" + +#ifndef MAVLINK_HELPER +#define MAVLINK_HELPER +#endif + +/* + internal function to give access to the channel status for each channel + */ +MAVLINK_HELPER mavlink_status_t* mavlink_get_channel_status(uint8_t chan) +{ + static mavlink_status_t m_mavlink_status[MAVLINK_COMM_NUM_BUFFERS]; + return &m_mavlink_status[chan]; +} + +/** + * @brief Finalize a MAVLink message with channel assignment + * + * This function calculates the checksum and sets length and aircraft id correctly. + * It assumes that the message id and the payload are already correctly set. This function + * can also be used if the message header has already been written before (as in mavlink_msg_xxx_pack + * instead of mavlink_msg_xxx_pack_headerless), it just introduces little extra overhead. + * + * @param msg Message to finalize + * @param system_id Id of the sending (this) system, 1-127 + * @param length Message length + */ +#if MAVLINK_CRC_EXTRA +MAVLINK_HELPER uint16_t mavlink_finalize_message_chan(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t chan, uint8_t length, uint8_t crc_extra) +#else +MAVLINK_HELPER uint16_t mavlink_finalize_message_chan(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t chan, uint8_t length) +#endif +{ + // This code part is the same for all messages; + uint16_t checksum; + msg->magic = MAVLINK_STX; + msg->len = length; + msg->sysid = system_id; + msg->compid = component_id; + // One sequence number per component + msg->seq = mavlink_get_channel_status(chan)->current_tx_seq; + mavlink_get_channel_status(chan)->current_tx_seq = mavlink_get_channel_status(chan)->current_tx_seq+1; + checksum = crc_calculate((uint8_t*)&msg->len, length + MAVLINK_CORE_HEADER_LEN); +#if MAVLINK_CRC_EXTRA + crc_accumulate(crc_extra, &checksum); +#endif + mavlink_ck_a(msg) = (uint8_t)(checksum & 0xFF); + mavlink_ck_b(msg) = (uint8_t)(checksum >> 8); + + return length + MAVLINK_NUM_NON_PAYLOAD_BYTES; +} + + +/** + * @brief Finalize a MAVLink message with MAVLINK_COMM_0 as default channel + */ +#if MAVLINK_CRC_EXTRA +MAVLINK_HELPER uint16_t mavlink_finalize_message(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t length, uint8_t crc_extra) +{ + return mavlink_finalize_message_chan(msg, system_id, component_id, MAVLINK_COMM_0, length, crc_extra); +} +#else +MAVLINK_HELPER uint16_t mavlink_finalize_message(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t length) +{ + return mavlink_finalize_message_chan(msg, system_id, component_id, MAVLINK_COMM_0, length); +} +#endif + +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS +MAVLINK_HELPER void _mavlink_send_uart(mavlink_channel_t chan, const char *buf, uint16_t len); + +/** + * @brief Finalize a MAVLink message with channel assignment and send + */ +#if MAVLINK_CRC_EXTRA +MAVLINK_HELPER void _mav_finalize_message_chan_send(mavlink_channel_t chan, uint8_t msgid, const char *packet, + uint8_t length, uint8_t crc_extra) +#else +MAVLINK_HELPER void _mav_finalize_message_chan_send(mavlink_channel_t chan, uint8_t msgid, const char *packet, uint8_t length) +#endif +{ + uint16_t checksum; + uint8_t buf[MAVLINK_NUM_HEADER_BYTES]; + uint8_t ck[2]; + mavlink_status_t *status = mavlink_get_channel_status(chan); + buf[0] = MAVLINK_STX; + buf[1] = length; + buf[2] = status->current_tx_seq; + buf[3] = mavlink_system.sysid; + buf[4] = mavlink_system.compid; + buf[5] = msgid; + status->current_tx_seq++; + checksum = crc_calculate((uint8_t*)&buf[1], MAVLINK_CORE_HEADER_LEN); + crc_accumulate_buffer(&checksum, packet, length); +#if MAVLINK_CRC_EXTRA + crc_accumulate(crc_extra, &checksum); +#endif + ck[0] = (uint8_t)(checksum & 0xFF); + ck[1] = (uint8_t)(checksum >> 8); + + MAVLINK_START_UART_SEND(chan, MAVLINK_NUM_NON_PAYLOAD_BYTES + (uint16_t)length); + _mavlink_send_uart(chan, (const char *)buf, MAVLINK_NUM_HEADER_BYTES); + _mavlink_send_uart(chan, packet, length); + _mavlink_send_uart(chan, (const char *)ck, 2); + MAVLINK_END_UART_SEND(chan, MAVLINK_NUM_NON_PAYLOAD_BYTES + (uint16_t)length); +} +#endif // MAVLINK_USE_CONVENIENCE_FUNCTIONS + +/** + * @brief Pack a message to send it over a serial byte stream + */ +MAVLINK_HELPER uint16_t mavlink_msg_to_send_buffer(uint8_t *buffer, const mavlink_message_t *msg) +{ + memcpy(buffer, (uint8_t *)&msg->magic, MAVLINK_NUM_NON_PAYLOAD_BYTES + (uint16_t)msg->len); + return MAVLINK_NUM_NON_PAYLOAD_BYTES + (uint16_t)msg->len; +} + +union __mavlink_bitfield { + uint8_t uint8; + int8_t int8; + uint16_t uint16; + int16_t int16; + uint32_t uint32; + int32_t int32; +}; + + +MAVLINK_HELPER void mavlink_start_checksum(mavlink_message_t* msg) +{ + crc_init(&msg->checksum); +} + +MAVLINK_HELPER void mavlink_update_checksum(mavlink_message_t* msg, uint8_t c) +{ + crc_accumulate(c, &msg->checksum); +} + +/** + * This is a convenience function which handles the complete MAVLink parsing. + * the function will parse one byte at a time and return the complete packet once + * it could be successfully decoded. Checksum and other failures will be silently + * ignored. + * + * @param chan ID of the current channel. This allows to parse different channels with this function. + * a channel is not a physical message channel like a serial port, but a logic partition of + * the communication streams in this case. COMM_NB is the limit for the number of channels + * on MCU (e.g. ARM7), while COMM_NB_HIGH is the limit for the number of channels in Linux/Windows + * @param c The char to barse + * + * @param returnMsg NULL if no message could be decoded, the message data else + * @return 0 if no message could be decoded, 1 else + * + * A typical use scenario of this function call is: + * + * @code + * #include // For fixed-width uint8_t type + * + * mavlink_message_t msg; + * int chan = 0; + * + * + * while(serial.bytesAvailable > 0) + * { + * uint8_t byte = serial.getNextByte(); + * if (mavlink_parse_char(chan, byte, &msg)) + * { + * printf("Received message with ID %d, sequence: %d from component %d of system %d", msg.msgid, msg.seq, msg.compid, msg.sysid); + * } + * } + * + * + * @endcode + */ +MAVLINK_HELPER uint8_t mavlink_parse_char(uint8_t chan, uint8_t c, mavlink_message_t* r_message, mavlink_status_t* r_mavlink_status) +{ + static mavlink_message_t m_mavlink_message[MAVLINK_COMM_NUM_BUFFERS]; + + /* + default message crc function. You can override this per-system to + put this data in a different memory segment + */ +#if MAVLINK_CRC_EXTRA +#ifndef MAVLINK_MESSAGE_CRC + static const uint8_t mavlink_message_crcs[256] = MAVLINK_MESSAGE_CRCS; +#define MAVLINK_MESSAGE_CRC(msgid) mavlink_message_crcs[msgid] +#endif +#endif + + mavlink_message_t* rxmsg = &m_mavlink_message[chan]; ///< The currently decoded message + mavlink_status_t* status = mavlink_get_channel_status(chan); ///< The current decode status + int bufferIndex = 0; + + status->msg_received = 0; + + switch (status->parse_state) + { + case MAVLINK_PARSE_STATE_UNINIT: + case MAVLINK_PARSE_STATE_IDLE: + if (c == MAVLINK_STX) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_STX; + rxmsg->len = 0; + mavlink_start_checksum(rxmsg); + } + break; + + case MAVLINK_PARSE_STATE_GOT_STX: + if (status->msg_received + /* Support shorter buffers than the + default maximum packet size */ +#if (MAVLINK_MAX_PAYLOAD_LEN < 255) + || c > MAVLINK_MAX_PAYLOAD_LEN +#endif + ) + { + status->buffer_overrun++; + status->parse_error++; + status->msg_received = 0; + status->parse_state = MAVLINK_PARSE_STATE_IDLE; + } + else + { + // NOT counting STX, LENGTH, SEQ, SYSID, COMPID, MSGID, CRC1 and CRC2 + rxmsg->len = c; + status->packet_idx = 0; + mavlink_update_checksum(rxmsg, c); + status->parse_state = MAVLINK_PARSE_STATE_GOT_LENGTH; + } + break; + + case MAVLINK_PARSE_STATE_GOT_LENGTH: + rxmsg->seq = c; + mavlink_update_checksum(rxmsg, c); + status->parse_state = MAVLINK_PARSE_STATE_GOT_SEQ; + break; + + case MAVLINK_PARSE_STATE_GOT_SEQ: + rxmsg->sysid = c; + mavlink_update_checksum(rxmsg, c); + status->parse_state = MAVLINK_PARSE_STATE_GOT_SYSID; + break; + + case MAVLINK_PARSE_STATE_GOT_SYSID: + rxmsg->compid = c; + mavlink_update_checksum(rxmsg, c); + status->parse_state = MAVLINK_PARSE_STATE_GOT_COMPID; + break; + + case MAVLINK_PARSE_STATE_GOT_COMPID: + rxmsg->msgid = c; + mavlink_update_checksum(rxmsg, c); + if (rxmsg->len == 0) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_PAYLOAD; + } + else + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_MSGID; + } + break; + + case MAVLINK_PARSE_STATE_GOT_MSGID: + _MAV_PAYLOAD(rxmsg)[status->packet_idx++] = (char)c; + mavlink_update_checksum(rxmsg, c); + if (status->packet_idx == rxmsg->len) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_PAYLOAD; + } + break; + + case MAVLINK_PARSE_STATE_GOT_PAYLOAD: +#if MAVLINK_CRC_EXTRA + mavlink_update_checksum(rxmsg, MAVLINK_MESSAGE_CRC(rxmsg->msgid)); +#endif + if (c != (rxmsg->checksum & 0xFF)) { + // Check first checksum byte + status->parse_error++; + status->msg_received = 0; + status->parse_state = MAVLINK_PARSE_STATE_IDLE; + if (c == MAVLINK_STX) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_STX; + rxmsg->len = 0; + mavlink_start_checksum(rxmsg); + } + } + else + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_CRC1; + } + break; + + case MAVLINK_PARSE_STATE_GOT_CRC1: + if (c != (rxmsg->checksum >> 8)) { + // Check second checksum byte + status->parse_error++; + status->msg_received = 0; + status->parse_state = MAVLINK_PARSE_STATE_IDLE; + if (c == MAVLINK_STX) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_STX; + rxmsg->len = 0; + mavlink_start_checksum(rxmsg); + } + } + else + { + // Successfully got message + status->msg_received = 1; + status->parse_state = MAVLINK_PARSE_STATE_IDLE; + memcpy(r_message, rxmsg, sizeof(mavlink_message_t)); + } + break; + } + + bufferIndex++; + // If a message has been sucessfully decoded, check index + if (status->msg_received == 1) + { + //while(status->current_seq != rxmsg->seq) + //{ + // status->packet_rx_drop_count++; + // status->current_seq++; + //} + status->current_rx_seq = rxmsg->seq; + // Initial condition: If no packet has been received so far, drop count is undefined + if (status->packet_rx_success_count == 0) status->packet_rx_drop_count = 0; + // Count this packet as received + status->packet_rx_success_count++; + } + + r_mavlink_status->current_rx_seq = status->current_rx_seq+1; + r_mavlink_status->packet_rx_success_count = status->packet_rx_success_count; + r_mavlink_status->packet_rx_drop_count = status->parse_error; + status->parse_error = 0; + return status->msg_received; +} + +/** + * @brief Put a bitfield of length 1-32 bit into the buffer + * + * @param b the value to add, will be encoded in the bitfield + * @param bits number of bits to use to encode b, e.g. 1 for boolean, 2, 3, etc. + * @param packet_index the position in the packet (the index of the first byte to use) + * @param bit_index the position in the byte (the index of the first bit to use) + * @param buffer packet buffer to write into + * @return new position of the last used byte in the buffer + */ +MAVLINK_HELPER uint8_t put_bitfield_n_by_index(int32_t b, uint8_t bits, uint8_t packet_index, uint8_t bit_index, uint8_t* r_bit_index, uint8_t* buffer) +{ + uint16_t bits_remain = bits; + // Transform number into network order + int32_t v; + uint8_t i_bit_index, i_byte_index, curr_bits_n; +#if MAVLINK_NEED_BYTE_SWAP + union { + int32_t i; + uint8_t b[4]; + } bin, bout; + bin.i = b; + bout.b[0] = bin.b[3]; + bout.b[1] = bin.b[2]; + bout.b[2] = bin.b[1]; + bout.b[3] = bin.b[0]; + v = bout.i; +#else + v = b; +#endif + + // buffer in + // 01100000 01000000 00000000 11110001 + // buffer out + // 11110001 00000000 01000000 01100000 + + // Existing partly filled byte (four free slots) + // 0111xxxx + + // Mask n free bits + // 00001111 = 2^0 + 2^1 + 2^2 + 2^3 = 2^n - 1 + // = ((uint32_t)(1 << n)) - 1; // = 2^n - 1 + + // Shift n bits into the right position + // out = in >> n; + + // Mask and shift bytes + i_bit_index = bit_index; + i_byte_index = packet_index; + if (bit_index > 0) + { + // If bits were available at start, they were available + // in the byte before the current index + i_byte_index--; + } + + // While bits have not been packed yet + while (bits_remain > 0) + { + // Bits still have to be packed + // there can be more than 8 bits, so + // we might have to pack them into more than one byte + + // First pack everything we can into the current 'open' byte + //curr_bits_n = bits_remain << 3; // Equals bits_remain mod 8 + //FIXME + if (bits_remain <= (uint8_t)(8 - i_bit_index)) + { + // Enough space + curr_bits_n = (uint8_t)bits_remain; + } + else + { + curr_bits_n = (8 - i_bit_index); + } + + // Pack these n bits into the current byte + // Mask out whatever was at that position with ones (xxx11111) + buffer[i_byte_index] &= (0xFF >> (8 - curr_bits_n)); + // Put content to this position, by masking out the non-used part + buffer[i_byte_index] |= ((0x00 << curr_bits_n) & v); + + // Increment the bit index + i_bit_index += curr_bits_n; + + // Now proceed to the next byte, if necessary + bits_remain -= curr_bits_n; + if (bits_remain > 0) + { + // Offer another 8 bits / one byte + i_byte_index++; + i_bit_index = 0; + } + } + + *r_bit_index = i_bit_index; + // If a partly filled byte is present, mark this as consumed + if (i_bit_index != 7) i_byte_index++; + return i_byte_index - packet_index; +} + +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS + +// To make MAVLink work on your MCU, define comm_send_ch() if you wish +// to send 1 byte at a time, or MAVLINK_SEND_UART_BYTES() to send a +// whole packet at a time + +/* + +#include "mavlink_types.h" + +void comm_send_ch(mavlink_channel_t chan, uint8_t ch) +{ + if (chan == MAVLINK_COMM_0) + { + uart0_transmit(ch); + } + if (chan == MAVLINK_COMM_1) + { + uart1_transmit(ch); + } +} + */ + +MAVLINK_HELPER void _mavlink_send_uart(mavlink_channel_t chan, const char *buf, uint16_t len) +{ +#ifdef MAVLINK_SEND_UART_BYTES + /* this is the more efficient approach, if the platform + defines it */ + MAVLINK_SEND_UART_BYTES(chan, (uint8_t *)buf, len); +#else + /* fallback to one byte at a time */ + uint16_t i; + for (i = 0; i < len; i++) { + comm_send_ch(chan, (uint8_t)buf[i]); + } +#endif +} +#endif // MAVLINK_USE_CONVENIENCE_FUNCTIONS + +#endif /* _MAVLINK_HELPERS_H_ */ diff --git a/files/mavlink_generator/C/include_v0.9/mavlink_types.h b/files/mavlink_generator/C/include_v0.9/mavlink_types.h new file mode 100644 index 0000000000000000000000000000000000000000..9daeffc63f7347027bffed188c00431744898174 --- /dev/null +++ b/files/mavlink_generator/C/include_v0.9/mavlink_types.h @@ -0,0 +1,298 @@ +#ifndef MAVLINK_TYPES_H_ +#define MAVLINK_TYPES_H_ + +#include "inttypes.h" + +enum MAV_CLASS +{ + MAV_CLASS_GENERIC = 0, ///< Generic autopilot, full support for everything + MAV_CLASS_PIXHAWK = 1, ///< PIXHAWK autopilot, http://pixhawk.ethz.ch + MAV_CLASS_SLUGS = 2, ///< SLUGS autopilot, http://slugsuav.soe.ucsc.edu + MAV_CLASS_ARDUPILOTMEGA = 3, ///< ArduPilotMega / ArduCopter, http://diydrones.com + MAV_CLASS_OPENPILOT = 4, ///< OpenPilot, http://openpilot.org + MAV_CLASS_GENERIC_MISSION_WAYPOINTS_ONLY = 5, ///< Generic autopilot only supporting simple waypoints + MAV_CLASS_GENERIC_MISSION_NAVIGATION_ONLY = 6, ///< Generic autopilot supporting waypoints and other simple navigation commands + MAV_CLASS_GENERIC_MISSION_FULL = 7, ///< Generic autopilot supporting the full mission command set + MAV_CLASS_NONE = 8, ///< No valid autopilot + MAV_CLASS_NB ///< Number of autopilot classes +}; + +enum MAV_ACTION +{ + MAV_ACTION_HOLD = 0, + MAV_ACTION_MOTORS_START = 1, + MAV_ACTION_LAUNCH = 2, + MAV_ACTION_RETURN = 3, + MAV_ACTION_EMCY_LAND = 4, + MAV_ACTION_EMCY_KILL = 5, + MAV_ACTION_CONFIRM_KILL = 6, + MAV_ACTION_CONTINUE = 7, + MAV_ACTION_MOTORS_STOP = 8, + MAV_ACTION_HALT = 9, + MAV_ACTION_SHUTDOWN = 10, + MAV_ACTION_REBOOT = 11, + MAV_ACTION_SET_MANUAL = 12, + MAV_ACTION_SET_AUTO = 13, + MAV_ACTION_STORAGE_READ = 14, + MAV_ACTION_STORAGE_WRITE = 15, + MAV_ACTION_CALIBRATE_RC = 16, + MAV_ACTION_CALIBRATE_GYRO = 17, + MAV_ACTION_CALIBRATE_MAG = 18, + MAV_ACTION_CALIBRATE_ACC = 19, + MAV_ACTION_CALIBRATE_PRESSURE = 20, + MAV_ACTION_REC_START = 21, + MAV_ACTION_REC_PAUSE = 22, + MAV_ACTION_REC_STOP = 23, + MAV_ACTION_TAKEOFF = 24, + MAV_ACTION_NAVIGATE = 25, + MAV_ACTION_LAND = 26, + MAV_ACTION_LOITER = 27, + MAV_ACTION_SET_ORIGIN = 28, + MAV_ACTION_RELAY_ON = 29, + MAV_ACTION_RELAY_OFF = 30, + MAV_ACTION_GET_IMAGE = 31, + MAV_ACTION_VIDEO_START = 32, + MAV_ACTION_VIDEO_STOP = 33, + MAV_ACTION_RESET_MAP = 34, + MAV_ACTION_RESET_PLAN = 35, + MAV_ACTION_DELAY_BEFORE_COMMAND = 36, + MAV_ACTION_ASCEND_AT_RATE = 37, + MAV_ACTION_CHANGE_MODE = 38, + MAV_ACTION_LOITER_MAX_TURNS = 39, + MAV_ACTION_LOITER_MAX_TIME = 40, + MAV_ACTION_START_HILSIM = 41, + MAV_ACTION_STOP_HILSIM = 42, + MAV_ACTION_NB ///< Number of MAV actions +}; + +enum MAV_MODE +{ + MAV_MODE_UNINIT = 0, ///< System is in undefined state + MAV_MODE_LOCKED = 1, ///< Motors are blocked, system is safe + MAV_MODE_MANUAL = 2, ///< System is allowed to be active, under manual (RC) control + MAV_MODE_GUIDED = 3, ///< System is allowed to be active, under autonomous control, manual setpoint + MAV_MODE_AUTO = 4, ///< System is allowed to be active, under autonomous control and navigation + MAV_MODE_TEST1 = 5, ///< Generic test mode, for custom use + MAV_MODE_TEST2 = 6, ///< Generic test mode, for custom use + MAV_MODE_TEST3 = 7, ///< Generic test mode, for custom use + MAV_MODE_READY = 8, ///< System is ready, motors are unblocked, but controllers are inactive + MAV_MODE_RC_TRAINING = 9 ///< System is blocked, only RC valued are read and reported back +}; + +enum MAV_STATE +{ + MAV_STATE_UNINIT = 0, + MAV_STATE_BOOT, + MAV_STATE_CALIBRATING, + MAV_STATE_STANDBY, + MAV_STATE_ACTIVE, + MAV_STATE_CRITICAL, + MAV_STATE_EMERGENCY, + MAV_STATE_HILSIM, + MAV_STATE_POWEROFF +}; + +enum MAV_NAV +{ + MAV_NAV_GROUNDED = 0, + MAV_NAV_LIFTOFF, + MAV_NAV_HOLD, + MAV_NAV_WAYPOINT, + MAV_NAV_VECTOR, + MAV_NAV_RETURNING, + MAV_NAV_LANDING, + MAV_NAV_LOST, + MAV_NAV_LOITER, + MAV_NAV_FREE_DRIFT +}; + +enum MAV_TYPE +{ + MAV_GENERIC = 0, + MAV_FIXED_WING = 1, + MAV_QUADROTOR = 2, + MAV_COAXIAL = 3, + MAV_HELICOPTER = 4, + MAV_GROUND = 5, + OCU = 6, + MAV_AIRSHIP = 7, + MAV_FREE_BALLOON = 8, + MAV_ROCKET = 9, + UGV_GROUND_ROVER = 10, + UGV_SURFACE_SHIP = 11 +}; + +enum MAV_AUTOPILOT_TYPE +{ + MAV_AUTOPILOT_GENERIC = 0, + MAV_AUTOPILOT_PIXHAWK = 1, + MAV_AUTOPILOT_SLUGS = 2, + MAV_AUTOPILOT_ARDUPILOTMEGA = 3, + MAV_AUTOPILOT_NONE = 4 +}; + +enum MAV_COMPONENT +{ + MAV_COMP_ID_GPS, + MAV_COMP_ID_WAYPOINTPLANNER, + MAV_COMP_ID_BLOBTRACKER, + MAV_COMP_ID_PATHPLANNER, + MAV_COMP_ID_AIRSLAM, + MAV_COMP_ID_MAPPER, + MAV_COMP_ID_CAMERA, + MAV_COMP_ID_IMU = 200, + MAV_COMP_ID_IMU_2 = 201, + MAV_COMP_ID_IMU_3 = 202, + MAV_COMP_ID_UDP_BRIDGE = 240, + MAV_COMP_ID_UART_BRIDGE = 241, + MAV_COMP_ID_SYSTEM_CONTROL = 250 +}; + +enum MAV_FRAME +{ + MAV_FRAME_GLOBAL = 0, + MAV_FRAME_LOCAL = 1, + MAV_FRAME_MISSION = 2, + MAV_FRAME_GLOBAL_RELATIVE_ALT = 3, + MAV_FRAME_LOCAL_ENU = 4 +}; + +enum MAVLINK_DATA_STREAM_TYPE +{ + MAVLINK_DATA_STREAM_IMG_JPEG, + MAVLINK_DATA_STREAM_IMG_BMP, + MAVLINK_DATA_STREAM_IMG_RAW8U, + MAVLINK_DATA_STREAM_IMG_RAW32U, + MAVLINK_DATA_STREAM_IMG_PGM, + MAVLINK_DATA_STREAM_IMG_PNG +}; + +#ifndef MAVLINK_MAX_PAYLOAD_LEN +// it is possible to override this, but be careful! +#define MAVLINK_MAX_PAYLOAD_LEN 255 ///< Maximum payload length +#endif + +#define MAVLINK_CORE_HEADER_LEN 5 ///< Length of core header (of the comm. layer): message length (1 byte) + message sequence (1 byte) + message system id (1 byte) + message component id (1 byte) + message type id (1 byte) +#define MAVLINK_NUM_HEADER_BYTES (MAVLINK_CORE_HEADER_LEN + 1) ///< Length of all header bytes, including core and checksum +#define MAVLINK_NUM_CHECKSUM_BYTES 2 +#define MAVLINK_NUM_NON_PAYLOAD_BYTES (MAVLINK_NUM_HEADER_BYTES + MAVLINK_NUM_CHECKSUM_BYTES) + +#define MAVLINK_MAX_PACKET_LEN (MAVLINK_MAX_PAYLOAD_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES) ///< Maximum packet length + +typedef struct param_union { + union { + float param_float; + int32_t param_int32; + uint32_t param_uint32; + }; + uint8_t type; +} mavlink_param_union_t; + +typedef struct __mavlink_system { + uint8_t sysid; ///< Used by the MAVLink message_xx_send() convenience function + uint8_t compid; ///< Used by the MAVLink message_xx_send() convenience function + uint8_t type; ///< Unused, can be used by user to store the system's type + uint8_t state; ///< Unused, can be used by user to store the system's state + uint8_t mode; ///< Unused, can be used by user to store the system's mode + uint8_t nav_mode; ///< Unused, can be used by user to store the system's navigation mode +} mavlink_system_t; + +typedef struct __mavlink_message { + uint16_t checksum; /// sent at end of packet + uint8_t magic; ///< protocol magic marker + uint8_t len; ///< Length of payload + uint8_t seq; ///< Sequence of packet + uint8_t sysid; ///< ID of message sender system/aircraft + uint8_t compid; ///< ID of the message sender component + uint8_t msgid; ///< ID of message in payload + uint64_t payload64[(MAVLINK_MAX_PAYLOAD_LEN+MAVLINK_NUM_CHECKSUM_BYTES+7)/8]; +} mavlink_message_t; + +typedef enum { + MAVLINK_TYPE_CHAR = 0, + MAVLINK_TYPE_UINT8_T = 1, + MAVLINK_TYPE_INT8_T = 2, + MAVLINK_TYPE_UINT16_T = 3, + MAVLINK_TYPE_INT16_T = 4, + MAVLINK_TYPE_UINT32_T = 5, + MAVLINK_TYPE_INT32_T = 6, + MAVLINK_TYPE_UINT64_T = 7, + MAVLINK_TYPE_INT64_T = 8, + MAVLINK_TYPE_FLOAT = 9, + MAVLINK_TYPE_DOUBLE = 10 +} mavlink_message_type_t; + +#define MAVLINK_MAX_FIELDS 64 + +typedef struct __mavlink_field_info { + const char *name; // name of this field + const char *print_format; // printing format hint, or NULL + mavlink_message_type_t type; // type of this field + unsigned array_length; // if non-zero, field is an array + unsigned wire_offset; // offset of each field in the payload + unsigned structure_offset; // offset in a C structure +} mavlink_field_info_t; + +// note that in this structure the order of fields is the order +// in the XML file, not necessary the wire order +typedef struct __mavlink_message_info { + const char *name; // name of the message + unsigned num_fields; // how many fields in this message + mavlink_field_info_t fields[MAVLINK_MAX_FIELDS]; // field information +} mavlink_message_info_t; + +#define _MAV_PAYLOAD(msg) ((char *)(&(msg)->payload64[0])) + +// checksum is immediately after the payload bytes +#define mavlink_ck_a(msg) *(msg->len + (uint8_t *)_MAV_PAYLOAD(msg)) +#define mavlink_ck_b(msg) *((msg->len+(uint16_t)1) + (uint8_t *)_MAV_PAYLOAD(msg)) + +typedef enum { + MAVLINK_COMM_0, + MAVLINK_COMM_1, + MAVLINK_COMM_2, + MAVLINK_COMM_3 +} mavlink_channel_t; + +/* + * applications can set MAVLINK_COMM_NUM_BUFFERS to the maximum number + * of buffers they will use. If more are used, then the result will be + * a stack overrun + */ +#ifndef MAVLINK_COMM_NUM_BUFFERS +#if (defined linux) | (defined __linux) | (defined __MACH__) | (defined _WIN32) +# define MAVLINK_COMM_NUM_BUFFERS 16 +#else +# define MAVLINK_COMM_NUM_BUFFERS 4 +#endif +#endif + +typedef enum { + MAVLINK_PARSE_STATE_UNINIT=0, + MAVLINK_PARSE_STATE_IDLE, + MAVLINK_PARSE_STATE_GOT_STX, + MAVLINK_PARSE_STATE_GOT_SEQ, + MAVLINK_PARSE_STATE_GOT_LENGTH, + MAVLINK_PARSE_STATE_GOT_SYSID, + MAVLINK_PARSE_STATE_GOT_COMPID, + MAVLINK_PARSE_STATE_GOT_MSGID, + MAVLINK_PARSE_STATE_GOT_PAYLOAD, + MAVLINK_PARSE_STATE_GOT_CRC1 +} mavlink_parse_state_t; ///< The state machine for the comm parser + +typedef struct __mavlink_status { + uint8_t msg_received; ///< Number of received messages + uint8_t buffer_overrun; ///< Number of buffer overruns + uint8_t parse_error; ///< Number of parse errors + mavlink_parse_state_t parse_state; ///< Parsing state machine + uint8_t packet_idx; ///< Index in current packet + uint8_t current_rx_seq; ///< Sequence number of last packet received + uint8_t current_tx_seq; ///< Sequence number of last packet sent + uint16_t packet_rx_success_count; ///< Received packets + uint16_t packet_rx_drop_count; ///< Number of packet drops +} mavlink_status_t; + +#define MAVLINK_BIG_ENDIAN 0 +#define MAVLINK_LITTLE_ENDIAN 1 + +#endif /* MAVLINK_TYPES_H_ */ diff --git a/files/mavlink_generator/C/include_v0.9/protocol.h b/files/mavlink_generator/C/include_v0.9/protocol.h new file mode 100644 index 0000000000000000000000000000000000000000..e6d003413a696344b05566af0f969cf0a55c1574 --- /dev/null +++ b/files/mavlink_generator/C/include_v0.9/protocol.h @@ -0,0 +1,322 @@ +#ifndef _MAVLINK_PROTOCOL_H_ +#define _MAVLINK_PROTOCOL_H_ + +#include "string.h" +#include "mavlink_types.h" + +/* + If you want MAVLink on a system that is native big-endian, + you need to define NATIVE_BIG_ENDIAN +*/ +#ifdef NATIVE_BIG_ENDIAN +# define MAVLINK_NEED_BYTE_SWAP (MAVLINK_ENDIAN == MAVLINK_LITTLE_ENDIAN) +#else +# define MAVLINK_NEED_BYTE_SWAP (MAVLINK_ENDIAN != MAVLINK_LITTLE_ENDIAN) +#endif + +#ifndef MAVLINK_STACK_BUFFER +#define MAVLINK_STACK_BUFFER 0 +#endif + +#ifndef MAVLINK_AVOID_GCC_STACK_BUG +# define MAVLINK_AVOID_GCC_STACK_BUG defined(__GNUC__) +#endif + +#ifndef MAVLINK_ASSERT +#define MAVLINK_ASSERT(x) +#endif + +#ifndef MAVLINK_START_UART_SEND +#define MAVLINK_START_UART_SEND(chan, length) +#endif + +#ifndef MAVLINK_END_UART_SEND +#define MAVLINK_END_UART_SEND(chan, length) +#endif + +#ifdef MAVLINK_SEPARATE_HELPERS +#define MAVLINK_HELPER +#else +#define MAVLINK_HELPER static inline +#include "mavlink_helpers.h" +#endif // MAVLINK_SEPARATE_HELPERS + +/* always include the prototypes to ensure we don't get out of sync */ +MAVLINK_HELPER mavlink_status_t* mavlink_get_channel_status(uint8_t chan); +#if MAVLINK_CRC_EXTRA +MAVLINK_HELPER uint16_t mavlink_finalize_message_chan(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t chan, uint8_t length, uint8_t crc_extra); +MAVLINK_HELPER uint16_t mavlink_finalize_message(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t length, uint8_t crc_extra); +MAVLINK_HELPER void _mav_finalize_message_chan_send(mavlink_channel_t chan, uint8_t msgid, const char *packet, + uint8_t length, uint8_t crc_extra); +#else +MAVLINK_HELPER uint16_t mavlink_finalize_message_chan(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t chan, uint8_t length); +MAVLINK_HELPER uint16_t mavlink_finalize_message(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t length); +MAVLINK_HELPER void _mav_finalize_message_chan_send(mavlink_channel_t chan, uint8_t msgid, const char *packet, uint8_t length); +#endif // MAVLINK_CRC_EXTRA +MAVLINK_HELPER uint16_t mavlink_msg_to_send_buffer(uint8_t *buffer, const mavlink_message_t *msg); +MAVLINK_HELPER void mavlink_start_checksum(mavlink_message_t* msg); +MAVLINK_HELPER void mavlink_update_checksum(mavlink_message_t* msg, uint8_t c); +MAVLINK_HELPER uint8_t mavlink_parse_char(uint8_t chan, uint8_t c, mavlink_message_t* r_message, mavlink_status_t* r_mavlink_status); +MAVLINK_HELPER uint8_t put_bitfield_n_by_index(int32_t b, uint8_t bits, uint8_t packet_index, uint8_t bit_index, + uint8_t* r_bit_index, uint8_t* buffer); +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS +MAVLINK_HELPER void _mavlink_send_uart(mavlink_channel_t chan, const char *buf, uint16_t len); +#endif + +/** + * @brief Get the required buffer size for this message + */ +static inline uint16_t mavlink_msg_get_send_buffer_length(const mavlink_message_t* msg) +{ + return msg->len + MAVLINK_NUM_NON_PAYLOAD_BYTES; +} + +#if MAVLINK_NEED_BYTE_SWAP +static inline void byte_swap_2(char *dst, const char *src) +{ + dst[0] = src[1]; + dst[1] = src[0]; +} +static inline void byte_swap_4(char *dst, const char *src) +{ + dst[0] = src[3]; + dst[1] = src[2]; + dst[2] = src[1]; + dst[3] = src[0]; +} +static inline void byte_swap_8(char *dst, const char *src) +{ + dst[0] = src[7]; + dst[1] = src[6]; + dst[2] = src[5]; + dst[3] = src[4]; + dst[4] = src[3]; + dst[5] = src[2]; + dst[6] = src[1]; + dst[7] = src[0]; +} +#elif !MAVLINK_ALIGNED_FIELDS +static inline void byte_copy_2(char *dst, const char *src) +{ + dst[0] = src[0]; + dst[1] = src[1]; +} +static inline void byte_copy_4(char *dst, const char *src) +{ + dst[0] = src[0]; + dst[1] = src[1]; + dst[2] = src[2]; + dst[3] = src[3]; +} +static inline void byte_copy_8(char *dst, const char *src) +{ + memcpy(dst, src, 8); +} +#endif + +#define _mav_put_uint8_t(buf, wire_offset, b) buf[wire_offset] = (uint8_t)b +#define _mav_put_int8_t(buf, wire_offset, b) buf[wire_offset] = (int8_t)b +#define _mav_put_char(buf, wire_offset, b) buf[wire_offset] = b + +#if MAVLINK_NEED_BYTE_SWAP +#define _mav_put_uint16_t(buf, wire_offset, b) byte_swap_2(&buf[wire_offset], (const char *)&b) +#define _mav_put_int16_t(buf, wire_offset, b) byte_swap_2(&buf[wire_offset], (const char *)&b) +#define _mav_put_uint32_t(buf, wire_offset, b) byte_swap_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_int32_t(buf, wire_offset, b) byte_swap_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_uint64_t(buf, wire_offset, b) byte_swap_8(&buf[wire_offset], (const char *)&b) +#define _mav_put_int64_t(buf, wire_offset, b) byte_swap_8(&buf[wire_offset], (const char *)&b) +#define _mav_put_float(buf, wire_offset, b) byte_swap_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_double(buf, wire_offset, b) byte_swap_8(&buf[wire_offset], (const char *)&b) +#elif !MAVLINK_ALIGNED_FIELDS +#define _mav_put_uint16_t(buf, wire_offset, b) byte_copy_2(&buf[wire_offset], (const char *)&b) +#define _mav_put_int16_t(buf, wire_offset, b) byte_copy_2(&buf[wire_offset], (const char *)&b) +#define _mav_put_uint32_t(buf, wire_offset, b) byte_copy_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_int32_t(buf, wire_offset, b) byte_copy_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_uint64_t(buf, wire_offset, b) byte_copy_8(&buf[wire_offset], (const char *)&b) +#define _mav_put_int64_t(buf, wire_offset, b) byte_copy_8(&buf[wire_offset], (const char *)&b) +#define _mav_put_float(buf, wire_offset, b) byte_copy_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_double(buf, wire_offset, b) byte_copy_8(&buf[wire_offset], (const char *)&b) +#else +#define _mav_put_uint16_t(buf, wire_offset, b) *(uint16_t *)&buf[wire_offset] = b +#define _mav_put_int16_t(buf, wire_offset, b) *(int16_t *)&buf[wire_offset] = b +#define _mav_put_uint32_t(buf, wire_offset, b) *(uint32_t *)&buf[wire_offset] = b +#define _mav_put_int32_t(buf, wire_offset, b) *(int32_t *)&buf[wire_offset] = b +#define _mav_put_uint64_t(buf, wire_offset, b) *(uint64_t *)&buf[wire_offset] = b +#define _mav_put_int64_t(buf, wire_offset, b) *(int64_t *)&buf[wire_offset] = b +#define _mav_put_float(buf, wire_offset, b) *(float *)&buf[wire_offset] = b +#define _mav_put_double(buf, wire_offset, b) *(double *)&buf[wire_offset] = b +#endif + + +/* + * Place a char array into a buffer + */ +static inline void _mav_put_char_array(char *buf, uint8_t wire_offset, const char *b, uint8_t array_length) +{ + if (b == NULL) { + memset(&buf[wire_offset], 0, array_length); + } else { + memcpy(&buf[wire_offset], b, array_length); + } +} + +/* + * Place a uint8_t array into a buffer + */ +static inline void _mav_put_uint8_t_array(char *buf, uint8_t wire_offset, const uint8_t *b, uint8_t array_length) +{ + if (b == NULL) { + memset(&buf[wire_offset], 0, array_length); + } else { + memcpy(&buf[wire_offset], b, array_length); + } +} + +/* + * Place a int8_t array into a buffer + */ +static inline void _mav_put_int8_t_array(char *buf, uint8_t wire_offset, const int8_t *b, uint8_t array_length) +{ + if (b == NULL) { + memset(&buf[wire_offset], 0, array_length); + } else { + memcpy(&buf[wire_offset], b, array_length); + } +} + +#if MAVLINK_NEED_BYTE_SWAP +#define _MAV_PUT_ARRAY(TYPE, V) \ +static inline void _mav_put_ ## TYPE ##_array(char *buf, uint8_t wire_offset, const TYPE *b, uint8_t array_length) \ +{ \ + if (b == NULL) { \ + memset(&buf[wire_offset], 0, array_length*sizeof(TYPE)); \ + } else { \ + uint16_t i; \ + for (i=0; i>8) ^ (tmp<<8) ^ (tmp <<3) ^ (tmp>>4); +} + +/** + * @brief Initiliaze the buffer for the X.25 CRC + * + * @param crcAccum the 16 bit X.25 CRC + */ +static inline void crc_init(uint16_t* crcAccum) +{ + *crcAccum = X25_INIT_CRC; +} + + +/** + * @brief Calculates the X.25 checksum on a byte buffer + * + * @param pBuffer buffer containing the byte array to hash + * @param length length of the byte array + * @return the checksum over the buffer bytes + **/ +static inline uint16_t crc_calculate(uint8_t* pBuffer, uint16_t length) +{ + uint16_t crcTmp; + crc_init(&crcTmp); + while (length--) { + crc_accumulate(*pBuffer++, &crcTmp); + } + return crcTmp; +} + +/** + * @brief Accumulate the X.25 CRC by adding an array of bytes + * + * The checksum function adds the hash of one char at a time to the + * 16 bit checksum (uint16_t). + * + * @param data new bytes to hash + * @param crcAccum the already accumulated checksum + **/ +static inline void crc_accumulate_buffer(uint16_t *crcAccum, const char *pBuffer, uint8_t length) +{ + const uint8_t *p = (const uint8_t *)pBuffer; + while (length--) { + crc_accumulate(*p++, crcAccum); + } +} + + + + +#endif /* _CHECKSUM_H_ */ + +#ifdef __cplusplus +} +#endif diff --git a/files/mavlink_generator/C/include_v1.0/mavlink_helpers.h b/files/mavlink_generator/C/include_v1.0/mavlink_helpers.h new file mode 100644 index 0000000000000000000000000000000000000000..6eb8f0ba2a554bf3a220ffcbbb922cbf9274dbdf --- /dev/null +++ b/files/mavlink_generator/C/include_v1.0/mavlink_helpers.h @@ -0,0 +1,488 @@ +#ifndef _MAVLINK_HELPERS_H_ +#define _MAVLINK_HELPERS_H_ + +#include "string.h" +#include "checksum.h" +#include "mavlink_types.h" + +#ifndef MAVLINK_HELPER +#define MAVLINK_HELPER +#endif + +/* + internal function to give access to the channel status for each channel + */ +MAVLINK_HELPER mavlink_status_t* mavlink_get_channel_status(uint8_t chan) +{ + static mavlink_status_t m_mavlink_status[MAVLINK_COMM_NUM_BUFFERS]; + return &m_mavlink_status[chan]; +} + +/** + * @brief Finalize a MAVLink message with channel assignment + * + * This function calculates the checksum and sets length and aircraft id correctly. + * It assumes that the message id and the payload are already correctly set. This function + * can also be used if the message header has already been written before (as in mavlink_msg_xxx_pack + * instead of mavlink_msg_xxx_pack_headerless), it just introduces little extra overhead. + * + * @param msg Message to finalize + * @param system_id Id of the sending (this) system, 1-127 + * @param length Message length + */ +#if MAVLINK_CRC_EXTRA +MAVLINK_HELPER uint16_t mavlink_finalize_message_chan(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t chan, uint8_t length, uint8_t crc_extra) +#else +MAVLINK_HELPER uint16_t mavlink_finalize_message_chan(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t chan, uint8_t length) +#endif +{ + // This code part is the same for all messages; + uint16_t checksum; + msg->magic = MAVLINK_STX; + msg->len = length; + msg->sysid = system_id; + msg->compid = component_id; + // One sequence number per component + msg->seq = mavlink_get_channel_status(chan)->current_tx_seq; + mavlink_get_channel_status(chan)->current_tx_seq = mavlink_get_channel_status(chan)->current_tx_seq+1; + checksum = crc_calculate((uint8_t*)&msg->len, length + MAVLINK_CORE_HEADER_LEN); +#if MAVLINK_CRC_EXTRA + crc_accumulate(crc_extra, &checksum); +#endif + mavlink_ck_a(msg) = (uint8_t)(checksum & 0xFF); + mavlink_ck_b(msg) = (uint8_t)(checksum >> 8); + + return length + MAVLINK_NUM_NON_PAYLOAD_BYTES; +} + + +/** + * @brief Finalize a MAVLink message with MAVLINK_COMM_0 as default channel + */ +#if MAVLINK_CRC_EXTRA +MAVLINK_HELPER uint16_t mavlink_finalize_message(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t length, uint8_t crc_extra) +{ + return mavlink_finalize_message_chan(msg, system_id, component_id, MAVLINK_COMM_0, length, crc_extra); +} +#else +MAVLINK_HELPER uint16_t mavlink_finalize_message(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t length) +{ + return mavlink_finalize_message_chan(msg, system_id, component_id, MAVLINK_COMM_0, length); +} +#endif + +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS +MAVLINK_HELPER void _mavlink_send_uart(mavlink_channel_t chan, const char *buf, uint16_t len); + +/** + * @brief Finalize a MAVLink message with channel assignment and send + */ +#if MAVLINK_CRC_EXTRA +MAVLINK_HELPER void _mav_finalize_message_chan_send(mavlink_channel_t chan, uint8_t msgid, const char *packet, + uint8_t length, uint8_t crc_extra) +#else +MAVLINK_HELPER void _mav_finalize_message_chan_send(mavlink_channel_t chan, uint8_t msgid, const char *packet, uint8_t length) +#endif +{ + uint16_t checksum; + uint8_t buf[MAVLINK_NUM_HEADER_BYTES]; + uint8_t ck[2]; + mavlink_status_t *status = mavlink_get_channel_status(chan); + buf[0] = MAVLINK_STX; + buf[1] = length; + buf[2] = status->current_tx_seq; + buf[3] = mavlink_system.sysid; + buf[4] = mavlink_system.compid; + buf[5] = msgid; + status->current_tx_seq++; + checksum = crc_calculate((uint8_t*)&buf[1], MAVLINK_CORE_HEADER_LEN); + crc_accumulate_buffer(&checksum, packet, length); +#if MAVLINK_CRC_EXTRA + crc_accumulate(crc_extra, &checksum); +#endif + ck[0] = (uint8_t)(checksum & 0xFF); + ck[1] = (uint8_t)(checksum >> 8); + + MAVLINK_START_UART_SEND(chan, MAVLINK_NUM_NON_PAYLOAD_BYTES + (uint16_t)length); + _mavlink_send_uart(chan, (const char *)buf, MAVLINK_NUM_HEADER_BYTES); + _mavlink_send_uart(chan, packet, length); + _mavlink_send_uart(chan, (const char *)ck, 2); + MAVLINK_END_UART_SEND(chan, MAVLINK_NUM_NON_PAYLOAD_BYTES + (uint16_t)length); +} +#endif // MAVLINK_USE_CONVENIENCE_FUNCTIONS + +/** + * @brief Pack a message to send it over a serial byte stream + */ +MAVLINK_HELPER uint16_t mavlink_msg_to_send_buffer(uint8_t *buffer, const mavlink_message_t *msg) +{ + memcpy(buffer, (uint8_t *)&msg->magic, MAVLINK_NUM_NON_PAYLOAD_BYTES + (uint16_t)msg->len); + return MAVLINK_NUM_NON_PAYLOAD_BYTES + (uint16_t)msg->len; +} + +union __mavlink_bitfield { + uint8_t uint8; + int8_t int8; + uint16_t uint16; + int16_t int16; + uint32_t uint32; + int32_t int32; +}; + + +MAVLINK_HELPER void mavlink_start_checksum(mavlink_message_t* msg) +{ + crc_init(&msg->checksum); +} + +MAVLINK_HELPER void mavlink_update_checksum(mavlink_message_t* msg, uint8_t c) +{ + crc_accumulate(c, &msg->checksum); +} + +/** + * This is a convenience function which handles the complete MAVLink parsing. + * the function will parse one byte at a time and return the complete packet once + * it could be successfully decoded. Checksum and other failures will be silently + * ignored. + * + * @param chan ID of the current channel. This allows to parse different channels with this function. + * a channel is not a physical message channel like a serial port, but a logic partition of + * the communication streams in this case. COMM_NB is the limit for the number of channels + * on MCU (e.g. ARM7), while COMM_NB_HIGH is the limit for the number of channels in Linux/Windows + * @param c The char to barse + * + * @param returnMsg NULL if no message could be decoded, the message data else + * @return 0 if no message could be decoded, 1 else + * + * A typical use scenario of this function call is: + * + * @code + * #include // For fixed-width uint8_t type + * + * mavlink_message_t msg; + * int chan = 0; + * + * + * while(serial.bytesAvailable > 0) + * { + * uint8_t byte = serial.getNextByte(); + * if (mavlink_parse_char(chan, byte, &msg)) + * { + * printf("Received message with ID %d, sequence: %d from component %d of system %d", msg.msgid, msg.seq, msg.compid, msg.sysid); + * } + * } + * + * + * @endcode + */ +MAVLINK_HELPER uint8_t mavlink_parse_char(uint8_t chan, uint8_t c, mavlink_message_t* r_message, mavlink_status_t* r_mavlink_status) +{ + static mavlink_message_t m_mavlink_message[MAVLINK_COMM_NUM_BUFFERS]; + + /* + default message crc function. You can override this per-system to + put this data in a different memory segment + */ +#if MAVLINK_CRC_EXTRA +#ifndef MAVLINK_MESSAGE_CRC + static const uint8_t mavlink_message_crcs[256] = MAVLINK_MESSAGE_CRCS; +#define MAVLINK_MESSAGE_CRC(msgid) mavlink_message_crcs[msgid] +#endif +#endif + + mavlink_message_t* rxmsg = &m_mavlink_message[chan]; ///< The currently decoded message + mavlink_status_t* status = mavlink_get_channel_status(chan); ///< The current decode status + int bufferIndex = 0; + + status->msg_received = 0; + + switch (status->parse_state) + { + case MAVLINK_PARSE_STATE_UNINIT: + case MAVLINK_PARSE_STATE_IDLE: + if (c == MAVLINK_STX) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_STX; + rxmsg->len = 0; + mavlink_start_checksum(rxmsg); + } + break; + + case MAVLINK_PARSE_STATE_GOT_STX: + if (status->msg_received +/* Support shorter buffers than the + default maximum packet size */ +#if (MAVLINK_MAX_PAYLOAD_LEN < 255) + || c > MAVLINK_MAX_PAYLOAD_LEN +#endif + ) + { + status->buffer_overrun++; + status->parse_error++; + status->msg_received = 0; + status->parse_state = MAVLINK_PARSE_STATE_IDLE; + } + else + { + // NOT counting STX, LENGTH, SEQ, SYSID, COMPID, MSGID, CRC1 and CRC2 + rxmsg->len = c; + status->packet_idx = 0; + mavlink_update_checksum(rxmsg, c); + status->parse_state = MAVLINK_PARSE_STATE_GOT_LENGTH; + } + break; + + case MAVLINK_PARSE_STATE_GOT_LENGTH: + rxmsg->seq = c; + mavlink_update_checksum(rxmsg, c); + status->parse_state = MAVLINK_PARSE_STATE_GOT_SEQ; + break; + + case MAVLINK_PARSE_STATE_GOT_SEQ: + rxmsg->sysid = c; + mavlink_update_checksum(rxmsg, c); + status->parse_state = MAVLINK_PARSE_STATE_GOT_SYSID; + break; + + case MAVLINK_PARSE_STATE_GOT_SYSID: + rxmsg->compid = c; + mavlink_update_checksum(rxmsg, c); + status->parse_state = MAVLINK_PARSE_STATE_GOT_COMPID; + break; + + case MAVLINK_PARSE_STATE_GOT_COMPID: + rxmsg->msgid = c; + mavlink_update_checksum(rxmsg, c); + if (rxmsg->len == 0) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_PAYLOAD; + } + else + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_MSGID; + } + break; + + case MAVLINK_PARSE_STATE_GOT_MSGID: + _MAV_PAYLOAD(rxmsg)[status->packet_idx++] = (char)c; + mavlink_update_checksum(rxmsg, c); + if (status->packet_idx == rxmsg->len) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_PAYLOAD; + } + break; + + case MAVLINK_PARSE_STATE_GOT_PAYLOAD: +#if MAVLINK_CRC_EXTRA + mavlink_update_checksum(rxmsg, MAVLINK_MESSAGE_CRC(rxmsg->msgid)); +#endif + if (c != (rxmsg->checksum & 0xFF)) { + // Check first checksum byte + status->parse_error++; + status->msg_received = 0; + status->parse_state = MAVLINK_PARSE_STATE_IDLE; + if (c == MAVLINK_STX) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_STX; + rxmsg->len = 0; + mavlink_start_checksum(rxmsg); + } + } + else + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_CRC1; + } + break; + + case MAVLINK_PARSE_STATE_GOT_CRC1: + if (c != (rxmsg->checksum >> 8)) { + // Check second checksum byte + status->parse_error++; + status->msg_received = 0; + status->parse_state = MAVLINK_PARSE_STATE_IDLE; + if (c == MAVLINK_STX) + { + status->parse_state = MAVLINK_PARSE_STATE_GOT_STX; + rxmsg->len = 0; + mavlink_start_checksum(rxmsg); + } + } + else + { + // Successfully got message + status->msg_received = 1; + status->parse_state = MAVLINK_PARSE_STATE_IDLE; + memcpy(r_message, rxmsg, sizeof(mavlink_message_t)); + } + break; + } + + bufferIndex++; + // If a message has been sucessfully decoded, check index + if (status->msg_received == 1) + { + //while(status->current_seq != rxmsg->seq) + //{ + // status->packet_rx_drop_count++; + // status->current_seq++; + //} + status->current_rx_seq = rxmsg->seq; + // Initial condition: If no packet has been received so far, drop count is undefined + if (status->packet_rx_success_count == 0) status->packet_rx_drop_count = 0; + // Count this packet as received + status->packet_rx_success_count++; + } + + r_mavlink_status->current_rx_seq = status->current_rx_seq+1; + r_mavlink_status->packet_rx_success_count = status->packet_rx_success_count; + r_mavlink_status->packet_rx_drop_count = status->parse_error; + status->parse_error = 0; + return status->msg_received; +} + +/** + * @brief Put a bitfield of length 1-32 bit into the buffer + * + * @param b the value to add, will be encoded in the bitfield + * @param bits number of bits to use to encode b, e.g. 1 for boolean, 2, 3, etc. + * @param packet_index the position in the packet (the index of the first byte to use) + * @param bit_index the position in the byte (the index of the first bit to use) + * @param buffer packet buffer to write into + * @return new position of the last used byte in the buffer + */ +MAVLINK_HELPER uint8_t put_bitfield_n_by_index(int32_t b, uint8_t bits, uint8_t packet_index, uint8_t bit_index, uint8_t* r_bit_index, uint8_t* buffer) +{ + uint16_t bits_remain = bits; + // Transform number into network order + int32_t v; + uint8_t i_bit_index, i_byte_index, curr_bits_n; +#if MAVLINK_NEED_BYTE_SWAP + union { + int32_t i; + uint8_t b[4]; + } bin, bout; + bin.i = b; + bout.b[0] = bin.b[3]; + bout.b[1] = bin.b[2]; + bout.b[2] = bin.b[1]; + bout.b[3] = bin.b[0]; + v = bout.i; +#else + v = b; +#endif + + // buffer in + // 01100000 01000000 00000000 11110001 + // buffer out + // 11110001 00000000 01000000 01100000 + + // Existing partly filled byte (four free slots) + // 0111xxxx + + // Mask n free bits + // 00001111 = 2^0 + 2^1 + 2^2 + 2^3 = 2^n - 1 + // = ((uint32_t)(1 << n)) - 1; // = 2^n - 1 + + // Shift n bits into the right position + // out = in >> n; + + // Mask and shift bytes + i_bit_index = bit_index; + i_byte_index = packet_index; + if (bit_index > 0) + { + // If bits were available at start, they were available + // in the byte before the current index + i_byte_index--; + } + + // While bits have not been packed yet + while (bits_remain > 0) + { + // Bits still have to be packed + // there can be more than 8 bits, so + // we might have to pack them into more than one byte + + // First pack everything we can into the current 'open' byte + //curr_bits_n = bits_remain << 3; // Equals bits_remain mod 8 + //FIXME + if (bits_remain <= (uint8_t)(8 - i_bit_index)) + { + // Enough space + curr_bits_n = (uint8_t)bits_remain; + } + else + { + curr_bits_n = (8 - i_bit_index); + } + + // Pack these n bits into the current byte + // Mask out whatever was at that position with ones (xxx11111) + buffer[i_byte_index] &= (0xFF >> (8 - curr_bits_n)); + // Put content to this position, by masking out the non-used part + buffer[i_byte_index] |= ((0x00 << curr_bits_n) & v); + + // Increment the bit index + i_bit_index += curr_bits_n; + + // Now proceed to the next byte, if necessary + bits_remain -= curr_bits_n; + if (bits_remain > 0) + { + // Offer another 8 bits / one byte + i_byte_index++; + i_bit_index = 0; + } + } + + *r_bit_index = i_bit_index; + // If a partly filled byte is present, mark this as consumed + if (i_bit_index != 7) i_byte_index++; + return i_byte_index - packet_index; +} + +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS + +// To make MAVLink work on your MCU, define comm_send_ch() if you wish +// to send 1 byte at a time, or MAVLINK_SEND_UART_BYTES() to send a +// whole packet at a time + +/* + +#include "mavlink_types.h" + +void comm_send_ch(mavlink_channel_t chan, uint8_t ch) +{ + if (chan == MAVLINK_COMM_0) + { + uart0_transmit(ch); + } + if (chan == MAVLINK_COMM_1) + { + uart1_transmit(ch); + } +} + */ + +MAVLINK_HELPER void _mavlink_send_uart(mavlink_channel_t chan, const char *buf, uint16_t len) +{ +#ifdef MAVLINK_SEND_UART_BYTES + /* this is the more efficient approach, if the platform + defines it */ + MAVLINK_SEND_UART_BYTES(chan, (uint8_t *)buf, len); +#else + /* fallback to one byte at a time */ + uint16_t i; + for (i = 0; i < len; i++) { + comm_send_ch(chan, (uint8_t)buf[i]); + } +#endif +} +#endif // MAVLINK_USE_CONVENIENCE_FUNCTIONS + +#endif /* _MAVLINK_HELPERS_H_ */ diff --git a/files/mavlink_generator/C/include_v1.0/mavlink_types.h b/files/mavlink_generator/C/include_v1.0/mavlink_types.h new file mode 100644 index 0000000000000000000000000000000000000000..571dc50872af5eefeebd98546cfdeae2b6240e35 --- /dev/null +++ b/files/mavlink_generator/C/include_v1.0/mavlink_types.h @@ -0,0 +1,180 @@ +#ifndef MAVLINK_TYPES_H_ +#define MAVLINK_TYPES_H_ + +enum MAV_ACTION +{ + MAV_ACTION_HOLD = 0, + MAV_ACTION_MOTORS_START = 1, + MAV_ACTION_LAUNCH = 2, + MAV_ACTION_RETURN = 3, + MAV_ACTION_EMCY_LAND = 4, + MAV_ACTION_EMCY_KILL = 5, + MAV_ACTION_CONFIRM_KILL = 6, + MAV_ACTION_CONTINUE = 7, + MAV_ACTION_MOTORS_STOP = 8, + MAV_ACTION_HALT = 9, + MAV_ACTION_SHUTDOWN = 10, + MAV_ACTION_REBOOT = 11, + MAV_ACTION_SET_MANUAL = 12, + MAV_ACTION_SET_AUTO = 13, + MAV_ACTION_STORAGE_READ = 14, + MAV_ACTION_STORAGE_WRITE = 15, + MAV_ACTION_CALIBRATE_RC = 16, + MAV_ACTION_CALIBRATE_GYRO = 17, + MAV_ACTION_CALIBRATE_MAG = 18, + MAV_ACTION_CALIBRATE_ACC = 19, + MAV_ACTION_CALIBRATE_PRESSURE = 20, + MAV_ACTION_REC_START = 21, + MAV_ACTION_REC_PAUSE = 22, + MAV_ACTION_REC_STOP = 23, + MAV_ACTION_TAKEOFF = 24, + MAV_ACTION_NAVIGATE = 25, + MAV_ACTION_LAND = 26, + MAV_ACTION_LOITER = 27, + MAV_ACTION_SET_ORIGIN = 28, + MAV_ACTION_RELAY_ON = 29, + MAV_ACTION_RELAY_OFF = 30, + MAV_ACTION_GET_IMAGE = 31, + MAV_ACTION_VIDEO_START = 32, + MAV_ACTION_VIDEO_STOP = 33, + MAV_ACTION_RESET_MAP = 34, + MAV_ACTION_RESET_PLAN = 35, + MAV_ACTION_DELAY_BEFORE_COMMAND = 36, + MAV_ACTION_ASCEND_AT_RATE = 37, + MAV_ACTION_CHANGE_MODE = 38, + MAV_ACTION_LOITER_MAX_TURNS = 39, + MAV_ACTION_LOITER_MAX_TIME = 40, + MAV_ACTION_START_HILSIM = 41, + MAV_ACTION_STOP_HILSIM = 42, + MAV_ACTION_NB ///< Number of MAV actions +}; + +#ifndef MAVLINK_MAX_PAYLOAD_LEN +// it is possible to override this, but be careful! +#define MAVLINK_MAX_PAYLOAD_LEN 255 ///< Maximum payload length +#endif + +#define MAVLINK_CORE_HEADER_LEN 5 ///< Length of core header (of the comm. layer): message length (1 byte) + message sequence (1 byte) + message system id (1 byte) + message component id (1 byte) + message type id (1 byte) +#define MAVLINK_NUM_HEADER_BYTES (MAVLINK_CORE_HEADER_LEN + 1) ///< Length of all header bytes, including core and checksum +#define MAVLINK_NUM_CHECKSUM_BYTES 2 +#define MAVLINK_NUM_NON_PAYLOAD_BYTES (MAVLINK_NUM_HEADER_BYTES + MAVLINK_NUM_CHECKSUM_BYTES) + +#define MAVLINK_MAX_PACKET_LEN (MAVLINK_MAX_PAYLOAD_LEN + MAVLINK_NUM_NON_PAYLOAD_BYTES) ///< Maximum packet length + +typedef struct param_union { + union { + float param_float; + int32_t param_int32; + uint32_t param_uint32; + }; + uint8_t type; +} mavlink_param_union_t; + +typedef struct __mavlink_system { + uint8_t sysid; ///< Used by the MAVLink message_xx_send() convenience function + uint8_t compid; ///< Used by the MAVLink message_xx_send() convenience function + uint8_t type; ///< Unused, can be used by user to store the system's type + uint8_t state; ///< Unused, can be used by user to store the system's state + uint8_t mode; ///< Unused, can be used by user to store the system's mode + uint8_t nav_mode; ///< Unused, can be used by user to store the system's navigation mode +} mavlink_system_t; + +typedef struct __mavlink_message { + uint16_t checksum; /// sent at end of packet + uint8_t magic; ///< protocol magic marker + uint8_t len; ///< Length of payload + uint8_t seq; ///< Sequence of packet + uint8_t sysid; ///< ID of message sender system/aircraft + uint8_t compid; ///< ID of the message sender component + uint8_t msgid; ///< ID of message in payload + uint64_t payload64[(MAVLINK_MAX_PAYLOAD_LEN+MAVLINK_NUM_CHECKSUM_BYTES+7)/8]; +} mavlink_message_t; + +typedef enum { + MAVLINK_TYPE_CHAR = 0, + MAVLINK_TYPE_UINT8_T = 1, + MAVLINK_TYPE_INT8_T = 2, + MAVLINK_TYPE_UINT16_T = 3, + MAVLINK_TYPE_INT16_T = 4, + MAVLINK_TYPE_UINT32_T = 5, + MAVLINK_TYPE_INT32_T = 6, + MAVLINK_TYPE_UINT64_T = 7, + MAVLINK_TYPE_INT64_T = 8, + MAVLINK_TYPE_FLOAT = 9, + MAVLINK_TYPE_DOUBLE = 10 +} mavlink_message_type_t; + +#define MAVLINK_MAX_FIELDS 64 + +typedef struct __mavlink_field_info { + const char *name; // name of this field + const char *print_format; // printing format hint, or NULL + mavlink_message_type_t type; // type of this field + unsigned array_length; // if non-zero, field is an array + unsigned wire_offset; // offset of each field in the payload + unsigned structure_offset; // offset in a C structure +} mavlink_field_info_t; + +// note that in this structure the order of fields is the order +// in the XML file, not necessary the wire order +typedef struct __mavlink_message_info { + const char *name; // name of the message + unsigned num_fields; // how many fields in this message + mavlink_field_info_t fields[MAVLINK_MAX_FIELDS]; // field information +} mavlink_message_info_t; + +#define _MAV_PAYLOAD(msg) ((char *)(&(msg)->payload64[0])) + +// checksum is immediately after the payload bytes +#define mavlink_ck_a(msg) *(msg->len + (uint8_t *)_MAV_PAYLOAD(msg)) +#define mavlink_ck_b(msg) *((msg->len+(uint16_t)1) + (uint8_t *)_MAV_PAYLOAD(msg)) + +typedef enum { + MAVLINK_COMM_0, + MAVLINK_COMM_1, + MAVLINK_COMM_2, + MAVLINK_COMM_3 +} mavlink_channel_t; + +/* + * applications can set MAVLINK_COMM_NUM_BUFFERS to the maximum number + * of buffers they will use. If more are used, then the result will be + * a stack overrun + */ +#ifndef MAVLINK_COMM_NUM_BUFFERS +#if (defined linux) | (defined __linux) | (defined __MACH__) | (defined _WIN32) +# define MAVLINK_COMM_NUM_BUFFERS 16 +#else +# define MAVLINK_COMM_NUM_BUFFERS 4 +#endif +#endif + +typedef enum { + MAVLINK_PARSE_STATE_UNINIT=0, + MAVLINK_PARSE_STATE_IDLE, + MAVLINK_PARSE_STATE_GOT_STX, + MAVLINK_PARSE_STATE_GOT_SEQ, + MAVLINK_PARSE_STATE_GOT_LENGTH, + MAVLINK_PARSE_STATE_GOT_SYSID, + MAVLINK_PARSE_STATE_GOT_COMPID, + MAVLINK_PARSE_STATE_GOT_MSGID, + MAVLINK_PARSE_STATE_GOT_PAYLOAD, + MAVLINK_PARSE_STATE_GOT_CRC1 +} mavlink_parse_state_t; ///< The state machine for the comm parser + +typedef struct __mavlink_status { + uint8_t msg_received; ///< Number of received messages + uint8_t buffer_overrun; ///< Number of buffer overruns + uint8_t parse_error; ///< Number of parse errors + mavlink_parse_state_t parse_state; ///< Parsing state machine + uint8_t packet_idx; ///< Index in current packet + uint8_t current_rx_seq; ///< Sequence number of last packet received + uint8_t current_tx_seq; ///< Sequence number of last packet sent + uint16_t packet_rx_success_count; ///< Received packets + uint16_t packet_rx_drop_count; ///< Number of packet drops +} mavlink_status_t; + +#define MAVLINK_BIG_ENDIAN 0 +#define MAVLINK_LITTLE_ENDIAN 1 + +#endif /* MAVLINK_TYPES_H_ */ diff --git a/files/mavlink_generator/C/include_v1.0/protocol.h b/files/mavlink_generator/C/include_v1.0/protocol.h new file mode 100644 index 0000000000000000000000000000000000000000..27c2396836e839638ef2d0a186442943346b28e3 --- /dev/null +++ b/files/mavlink_generator/C/include_v1.0/protocol.h @@ -0,0 +1,324 @@ +#ifndef _MAVLINK_PROTOCOL_H_ +#define _MAVLINK_PROTOCOL_H_ + +#include "string.h" +#include "mavlink_types.h" + +/* + If you want MAVLink on a system that is native big-endian, + you need to define NATIVE_BIG_ENDIAN +*/ +#ifdef NATIVE_BIG_ENDIAN +# define MAVLINK_NEED_BYTE_SWAP (MAVLINK_ENDIAN == MAVLINK_LITTLE_ENDIAN) +#else +# define MAVLINK_NEED_BYTE_SWAP (MAVLINK_ENDIAN != MAVLINK_LITTLE_ENDIAN) +#endif + +#ifndef MAVLINK_STACK_BUFFER +#define MAVLINK_STACK_BUFFER 0 +#endif + +#ifndef MAVLINK_AVOID_GCC_STACK_BUG +# define MAVLINK_AVOID_GCC_STACK_BUG defined(__GNUC__) +#endif + +#ifndef MAVLINK_ASSERT +#define MAVLINK_ASSERT(x) +#endif + +#ifndef MAVLINK_START_UART_SEND +#define MAVLINK_START_UART_SEND(chan, length) +#endif + +#ifndef MAVLINK_END_UART_SEND +#define MAVLINK_END_UART_SEND(chan, length) +#endif + +#ifdef MAVLINK_SEPARATE_HELPERS +#define MAVLINK_HELPER +#else +#define MAVLINK_HELPER static inline +#include "mavlink_helpers.h" +#endif // MAVLINK_SEPARATE_HELPERS + +/* always include the prototypes to ensure we don't get out of sync */ +MAVLINK_HELPER mavlink_status_t* mavlink_get_channel_status(uint8_t chan); +#if MAVLINK_CRC_EXTRA +MAVLINK_HELPER uint16_t mavlink_finalize_message_chan(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t chan, uint8_t length, uint8_t crc_extra); +MAVLINK_HELPER uint16_t mavlink_finalize_message(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t length, uint8_t crc_extra); +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS +MAVLINK_HELPER void _mav_finalize_message_chan_send(mavlink_channel_t chan, uint8_t msgid, const char *packet, + uint8_t length, uint8_t crc_extra); +#endif +#else +MAVLINK_HELPER uint16_t mavlink_finalize_message_chan(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t chan, uint8_t length); +MAVLINK_HELPER uint16_t mavlink_finalize_message(mavlink_message_t* msg, uint8_t system_id, uint8_t component_id, + uint8_t length); +MAVLINK_HELPER void _mav_finalize_message_chan_send(mavlink_channel_t chan, uint8_t msgid, const char *packet, uint8_t length); +#endif // MAVLINK_CRC_EXTRA +MAVLINK_HELPER uint16_t mavlink_msg_to_send_buffer(uint8_t *buffer, const mavlink_message_t *msg); +MAVLINK_HELPER void mavlink_start_checksum(mavlink_message_t* msg); +MAVLINK_HELPER void mavlink_update_checksum(mavlink_message_t* msg, uint8_t c); +MAVLINK_HELPER uint8_t mavlink_parse_char(uint8_t chan, uint8_t c, mavlink_message_t* r_message, mavlink_status_t* r_mavlink_status); +MAVLINK_HELPER uint8_t put_bitfield_n_by_index(int32_t b, uint8_t bits, uint8_t packet_index, uint8_t bit_index, + uint8_t* r_bit_index, uint8_t* buffer); +#ifdef MAVLINK_USE_CONVENIENCE_FUNCTIONS +MAVLINK_HELPER void _mavlink_send_uart(mavlink_channel_t chan, const char *buf, uint16_t len); +#endif + +/** + * @brief Get the required buffer size for this message + */ +static inline uint16_t mavlink_msg_get_send_buffer_length(const mavlink_message_t* msg) +{ + return msg->len + MAVLINK_NUM_NON_PAYLOAD_BYTES; +} + +#if MAVLINK_NEED_BYTE_SWAP +static inline void byte_swap_2(char *dst, const char *src) +{ + dst[0] = src[1]; + dst[1] = src[0]; +} +static inline void byte_swap_4(char *dst, const char *src) +{ + dst[0] = src[3]; + dst[1] = src[2]; + dst[2] = src[1]; + dst[3] = src[0]; +} +static inline void byte_swap_8(char *dst, const char *src) +{ + dst[0] = src[7]; + dst[1] = src[6]; + dst[2] = src[5]; + dst[3] = src[4]; + dst[4] = src[3]; + dst[5] = src[2]; + dst[6] = src[1]; + dst[7] = src[0]; +} +#elif !MAVLINK_ALIGNED_FIELDS +static inline void byte_copy_2(char *dst, const char *src) +{ + dst[0] = src[0]; + dst[1] = src[1]; +} +static inline void byte_copy_4(char *dst, const char *src) +{ + dst[0] = src[0]; + dst[1] = src[1]; + dst[2] = src[2]; + dst[3] = src[3]; +} +static inline void byte_copy_8(char *dst, const char *src) +{ + memcpy(dst, src, 8); +} +#endif + +#define _mav_put_uint8_t(buf, wire_offset, b) buf[wire_offset] = (uint8_t)b +#define _mav_put_int8_t(buf, wire_offset, b) buf[wire_offset] = (int8_t)b +#define _mav_put_char(buf, wire_offset, b) buf[wire_offset] = b + +#if MAVLINK_NEED_BYTE_SWAP +#define _mav_put_uint16_t(buf, wire_offset, b) byte_swap_2(&buf[wire_offset], (const char *)&b) +#define _mav_put_int16_t(buf, wire_offset, b) byte_swap_2(&buf[wire_offset], (const char *)&b) +#define _mav_put_uint32_t(buf, wire_offset, b) byte_swap_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_int32_t(buf, wire_offset, b) byte_swap_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_uint64_t(buf, wire_offset, b) byte_swap_8(&buf[wire_offset], (const char *)&b) +#define _mav_put_int64_t(buf, wire_offset, b) byte_swap_8(&buf[wire_offset], (const char *)&b) +#define _mav_put_float(buf, wire_offset, b) byte_swap_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_double(buf, wire_offset, b) byte_swap_8(&buf[wire_offset], (const char *)&b) +#elif !MAVLINK_ALIGNED_FIELDS +#define _mav_put_uint16_t(buf, wire_offset, b) byte_copy_2(&buf[wire_offset], (const char *)&b) +#define _mav_put_int16_t(buf, wire_offset, b) byte_copy_2(&buf[wire_offset], (const char *)&b) +#define _mav_put_uint32_t(buf, wire_offset, b) byte_copy_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_int32_t(buf, wire_offset, b) byte_copy_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_uint64_t(buf, wire_offset, b) byte_copy_8(&buf[wire_offset], (const char *)&b) +#define _mav_put_int64_t(buf, wire_offset, b) byte_copy_8(&buf[wire_offset], (const char *)&b) +#define _mav_put_float(buf, wire_offset, b) byte_copy_4(&buf[wire_offset], (const char *)&b) +#define _mav_put_double(buf, wire_offset, b) byte_copy_8(&buf[wire_offset], (const char *)&b) +#else +#define _mav_put_uint16_t(buf, wire_offset, b) *(uint16_t *)&buf[wire_offset] = b +#define _mav_put_int16_t(buf, wire_offset, b) *(int16_t *)&buf[wire_offset] = b +#define _mav_put_uint32_t(buf, wire_offset, b) *(uint32_t *)&buf[wire_offset] = b +#define _mav_put_int32_t(buf, wire_offset, b) *(int32_t *)&buf[wire_offset] = b +#define _mav_put_uint64_t(buf, wire_offset, b) *(uint64_t *)&buf[wire_offset] = b +#define _mav_put_int64_t(buf, wire_offset, b) *(int64_t *)&buf[wire_offset] = b +#define _mav_put_float(buf, wire_offset, b) *(float *)&buf[wire_offset] = b +#define _mav_put_double(buf, wire_offset, b) *(double *)&buf[wire_offset] = b +#endif + + +/* + * Place a char array into a buffer + */ +static inline void _mav_put_char_array(char *buf, uint8_t wire_offset, const char *b, uint8_t array_length) +{ + if (b == NULL) { + memset(&buf[wire_offset], 0, array_length); + } else { + memcpy(&buf[wire_offset], b, array_length); + } +} + +/* + * Place a uint8_t array into a buffer + */ +static inline void _mav_put_uint8_t_array(char *buf, uint8_t wire_offset, const uint8_t *b, uint8_t array_length) +{ + if (b == NULL) { + memset(&buf[wire_offset], 0, array_length); + } else { + memcpy(&buf[wire_offset], b, array_length); + } +} + +/* + * Place a int8_t array into a buffer + */ +static inline void _mav_put_int8_t_array(char *buf, uint8_t wire_offset, const int8_t *b, uint8_t array_length) +{ + if (b == NULL) { + memset(&buf[wire_offset], 0, array_length); + } else { + memcpy(&buf[wire_offset], b, array_length); + } +} + +#if MAVLINK_NEED_BYTE_SWAP +#define _MAV_PUT_ARRAY(TYPE, V) \ +static inline void _mav_put_ ## TYPE ##_array(char *buf, uint8_t wire_offset, const TYPE *b, uint8_t array_length) \ +{ \ + if (b == NULL) { \ + memset(&buf[wire_offset], 0, array_length*sizeof(TYPE)); \ + } else { \ + uint16_t i; \ + for (i=0; i") +parser.add_option("-o", "--output", dest="output", default="mavlink", help="output base name") +parser.add_option("--lang", dest="language", default="python", help="language to generate") +parser.add_option("--wire-protocol", dest="wire_protocol", default=mavparse.PROTOCOL_0_9, help="wire protocol version") +(opts, args) = parser.parse_args() + +if len(args) < 1: + parser.error("You must supply at least one MAVLink XML protocol definition") + + +xml = [] + +for fname in args: + print("Parsing %s" % fname) + xml.append(mavparse.MAVXML(fname, opts.wire_protocol)) + +# expand includes +for x in xml[:]: + for i in x.include: + fname = os.path.join(os.path.dirname(x.filename), i) + print("Parsing %s" % fname) + xml.append(mavparse.MAVXML(fname, opts.wire_protocol)) + + # include message lengths and CRCs too + for idx in range(0, 256): + if x.message_lengths[idx] == 0: + x.message_lengths[idx] = xml[-1].message_lengths[idx] + x.message_crcs[idx] = xml[-1].message_crcs[idx] + x.message_names[idx] = xml[-1].message_names[idx] + +# work out max payload size across all includes +largest_payload = 0 +for x in xml: + if x.largest_payload > largest_payload: + largest_payload = x.largest_payload +for x in xml: + x.largest_payload = largest_payload + +if mavparse.check_duplicates(xml): + sys.exit(1) + +print("Found %u MAVLink message types in %u XML files" % ( + mavparse.total_msgs(xml), len(xml))) + +if opts.language == 'python': + mavgen_python.generate(opts.output, xml) +elif opts.language == 'C': + mavgen_c.generate(opts.output, xml) +else: + print("Unsupported language %s" % opts.language) + diff --git a/files/mavlink_generator/mavgen_c.py b/files/mavlink_generator/generator/mavgen_c.py similarity index 100% rename from files/mavlink_generator/mavgen_c.py rename to files/mavlink_generator/generator/mavgen_c.py diff --git a/files/mavlink_generator/mavgen_python.py b/files/mavlink_generator/generator/mavgen_python.py similarity index 100% rename from files/mavlink_generator/mavgen_python.py rename to files/mavlink_generator/generator/mavgen_python.py diff --git a/files/mavlink_generator/mavparse.py b/files/mavlink_generator/generator/mavparse.py similarity index 100% rename from files/mavlink_generator/mavparse.py rename to files/mavlink_generator/generator/mavparse.py diff --git a/files/mavlink_generator/mavtemplate.py b/files/mavlink_generator/generator/mavtemplate.py similarity index 100% rename from files/mavlink_generator/mavtemplate.py rename to files/mavlink_generator/generator/mavtemplate.py diff --git a/files/mavlink_generator/generator/mavtestgen.py b/files/mavlink_generator/generator/mavtestgen.py new file mode 100755 index 0000000000000000000000000000000000000000..e7db2334271a213ee12ba714bf491f9390778d4b --- /dev/null +++ b/files/mavlink_generator/generator/mavtestgen.py @@ -0,0 +1,139 @@ +#!/usr/bin/env python +''' +generate a MAVLink test suite + +Copyright Andrew Tridgell 2011 +Released under GNU GPL version 3 or later +''' + +import sys, textwrap +from optparse import OptionParser +import mavparse + +def gen_value(f, i, language): + '''generate a test value for the ith field of a message''' + type = f.type + + # could be an array + if type.find("[") != -1: + aidx = type.find("[") + basetype = type[0:aidx] + if basetype == "array": + basetype = "int8_t" + if language == 'C': + return '(const %s *)"%s%u"' % (basetype, f.name, i) + return '"%s%u"' % (f.name, i) + + if type == 'float': + return 17.0 + i*7 + if type == 'char': + return 'A' + i + if type == 'int8_t': + return 5 + i + if type in ['int8_t', 'uint8_t']: + return 5 + i + if type in ['uint8_t_mavlink_version']: + return 2 + if type in ['int16_t', 'uint16_t']: + return 17235 + i*52 + if type in ['int32_t', 'uint32_t']: + v = 963497464 + i*52 + if language == 'C': + return "%sL" % v + return v + if type in ['int64_t', 'uint64_t']: + v = 9223372036854775807 + i*63 + if language == 'C': + return "%sLL" % v + return v + + + +def generate_methods_python(outf, msgs): + outf.write(""" +''' +MAVLink protocol test implementation (auto-generated by mavtestgen.py) + +Generated from: %s + +Note: this file has been auto-generated. DO NOT EDIT +''' + +import mavlink + +def generate_outputs(mav): + '''generate all message types as outputs''' +""") + for m in msgs: + if m.name == "HEARTBEAT": continue + outf.write("\tmav.%s_send(" % m.name.lower()) + for i in range(0, len(m.fields)): + f = m.fields[i] + outf.write("%s=%s" % (f.name, gen_value(f, i, 'py'))) + if i != len(m.fields)-1: + outf.write(",") + outf.write(")\n") + + +def generate_methods_C(outf, msgs): + outf.write(""" +/* +MAVLink protocol test implementation (auto-generated by mavtestgen.py) + +Generated from: %s + +Note: this file has been auto-generated. DO NOT EDIT +*/ + +static void mavtest_generate_outputs(mavlink_channel_t chan) +{ +""") + for m in msgs: + if m.name == "HEARTBEAT": continue + outf.write("\tmavlink_msg_%s_send(chan," % m.name.lower()) + for i in range(0, len(m.fields)): + f = m.fields[i] + outf.write("%s" % gen_value(f, i, 'C')) + if i != len(m.fields)-1: + outf.write(",") + outf.write(");\n") + outf.write("}\n") + + + +###################################################################### +'''main program''' + +parser = OptionParser("mavtestgen.py [options] ") +parser.add_option("-o", "--output", dest="output", default="mavtest", help="output file base name") +(opts, args) = parser.parse_args() + +if len(args) < 1: + parser.error("You must supply at least one MAVLink XML protocol definition") + + +msgs = [] +enums = [] + +for fname in args: + (m, e) = mavparse.parse_mavlink_xml(fname) + msgs.extend(m) + enums.extend(e) + + +if mavparse.check_duplicates(msgs): + sys.exit(1) + +print("Found %u MAVLink message types" % len(msgs)) + +print("Generating python %s" % (opts.output+'.py')) +outf = open(opts.output + '.py', "w") +generate_methods_python(outf, msgs) +outf.close() + +print("Generating C %s" % (opts.output+'.h')) +outf = open(opts.output + '.h', "w") +generate_methods_C(outf, msgs) +outf.close() + +print("Generated %s OK" % opts.output) diff --git a/src/apps/mavlinkgen/generator/MAVLinkXMLParserV10.cc b/src/apps/mavlinkgen/generator/MAVLinkXMLParserV10.cc index 2b3add2e00cc31bf2bddf9c46e2248abf664a1f5..5bbb3ec45fe4fa566a4700635d37c77f596b2f0d 100644 --- a/src/apps/mavlinkgen/generator/MAVLinkXMLParserV10.cc +++ b/src/apps/mavlinkgen/generator/MAVLinkXMLParserV10.cc @@ -96,24 +96,32 @@ void MAVLinkXMLParserV10::processError(QProcess::ProcessError err) bool MAVLinkXMLParserV10::generate() { #ifdef Q_OS_WIN - QString python("python.exe"); + QString generatorCall("%1/files/mavlink_generator/generator/mavgen.exe"); #endif #if (defined Q_OS_MAC) || (defined Q_OS_LINUX) - QString python("python"); + QString generatorCall("python"); #endif QString lang("C"); QString version("1.0"); - QStringList arguments; +#if (defined Q_OS_MAC) || (defined Q_OS_LINUX) + // Script is only needed as argument if Python is used, the Py2Exe implicitely knows the script + arguments << QString("%1/files/mavlink_generator/generator/mavgen.py").arg(QApplication::applicationDirPath()); +#endif arguments << QString("--lang=%1").arg(lang); arguments << QString("--output=%2").arg(outputDirName); arguments << QString("%3").arg(fileName); arguments << QString("--wire-protocol=%4").arg(version); - QString generatorCall(QString("%1 %2/files/pymavlink/generator/mavgen.py %3").arg(python).arg(QApplication::applicationDirPath())); qDebug() << "Attempted to start" << generatorCall << arguments; - return (process->execute(generatorCall, arguments) == 0); + process = new QProcess(this); + connect(process, SIGNAL(error(QProcess::ProcessError)), this, SLOT(processError(QProcess::ProcessError))); + bool result = (process->execute(generatorCall, arguments) == 0); + // Print process status + emit parseState(QString("%1").arg(QString(process->readAllStandardError()))); + emit parseState(QString(process->readAllStandardOutput())); + return result; } ///** diff --git a/src/apps/mavlinkgen/ui/XMLCommProtocolWidget.cc b/src/apps/mavlinkgen/ui/XMLCommProtocolWidget.cc index 37cbd19cfff0de372d4f8b2558cf42854fbf28b0..20ca3a4d1f6c29c63a4b420b1340bc995a8a0b14 100644 --- a/src/apps/mavlinkgen/ui/XMLCommProtocolWidget.cc +++ b/src/apps/mavlinkgen/ui/XMLCommProtocolWidget.cc @@ -71,17 +71,6 @@ void XMLCommProtocolWidget::setXML(const QString& xml) } else { m_ui->validXMLLabel->setText(tr("File is NOT valid XML, please fix in editor")); } - - if (model != NULL) { - m_ui->xmlTreeView->reset(); - //delete model; - } - model = new DomModel(doc, this); - m_ui->xmlTreeView->setModel(model); - // Expand the tree so that message names are visible - m_ui->xmlTreeView->expandToDepth(1); - m_ui->xmlTreeView->hideColumn(2); - m_ui->xmlTreeView->repaint(); } void XMLCommProtocolWidget::selectOutputDirectory() diff --git a/src/apps/mavlinkgen/ui/XMLCommProtocolWidget.ui b/src/apps/mavlinkgen/ui/XMLCommProtocolWidget.ui index 41af4832f7712cf5d3126f5d8d256a41468464fc..da84a9266e5b8407fb2dad8c1f9879280912efcf 100644 --- a/src/apps/mavlinkgen/ui/XMLCommProtocolWidget.ui +++ b/src/apps/mavlinkgen/ui/XMLCommProtocolWidget.ui @@ -13,7 +13,7 @@ Form - + 6 @@ -56,7 +56,7 @@ - + @@ -102,34 +102,31 @@ - - - - + Compile Output - + - + No file loaded - + Save file - + Save and generate @@ -149,11 +146,11 @@ - - - MAVLink v1.0 (Sept'10+) - - + + + MAVLink v1.0 (Sept'10+) + + MAVLink v0.9 (-Aug'10)