Добавить общие графики, декодер KONOR и порт STM32 bxCAN

c/set-protocol/include/set_trends.h

@@ -0,0 +1,54 @@
+/** @file set_trends.h
+ * @brief Shared GUI trend decoding and GUI v1 GAS subscription payloads.
+ * No transport, rendering, allocation or global state. JNI/ctypes call the
+ * same exported functions; flags use the existing AA55 bridge ABI.
+ */
+#ifndef SET_TRENDS_H
+#define SET_TRENDS_H
+#include "pcan_abi.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define SET_TREND_CAN_GAS 1U
+#define SET_TREND_CAN_RAW 2U
+#define SET_TREND_NO_VALUE INT32_MIN
+#define SET_TREND_WATCH_MAX 64U
+
+/** Convert one wire word, without implementation-defined signed casts. */
+PCAN_ABI_API int32_t set_trend_word_value(uint16_t word, uint8_t is_signed);
+
+/** Return a decoded value or SET_TREND_NO_VALUE for a nonmatching/invalid frame.
+ * GAS requires Route=FROM_DEVICE, exact DeviceType/DeviceID, and an even DLC.
+ * TX echoes, RTR and error frames are always ignored. RAW offset is in bytes.
+ */
+PCAN_ABI_API int32_t set_trend_can_value(
+    uint8_t source, uint32_t address, uint8_t device_type, uint8_t device,
+    uint8_t byte_offset, uint8_t extended, uint8_t is_signed,
+    uint32_t can_id, uint8_t flags, const uint8_t *data, size_t size);
+
+/** Encode period:u16 + count:u16 + addresses[count]:u16, little-endian.
+ * A zero period/count is an unsubscribe. Returns 0 on invalid arguments.
+ */
+PCAN_ABI_API size_t set_trend_watch_request(
+    uint16_t period_ms, const uint16_t *addresses, size_t count,
+    uint8_t *output, size_t capacity);
+
+/** Accept only an exact acknowledgement of the entire ordered subscription.
+ * The device may omit unknown addresses. Partial acceptance must NOT be used:
+ * its acknowledgement has no address list, so index-to-address mapping is lost.
+ */
+PCAN_ABI_API int set_trend_watch_ack(
+    const uint8_t *payload, size_t size, uint16_t period_ms, size_t count);
+
+/** Decode timestamp:u32 + count:u16 + words. Returns count, or -1 on error.
+ * Timestamp is device-local; GUI plot clocks should use their own monotonic time.
+ */
+PCAN_ABI_API int set_trend_watch_values(
+    const uint8_t *payload, size_t size, uint16_t *words, size_t capacity);
+
+#ifdef __cplusplus
+}
+#endif
+#endif