Share PM67 upload protocol through C core

c/set-protocol/ports/android/Android.mk

@@ -13,7 +13,9 @@ LOCAL_SRC_FILES := \
     ../../src/set_trends.c \
     ../../src/set_spectrum.c \
     ../../src/balsam_can.c \
+    ../../src/set_crc.c \
     ../../src/periph28335.c \
+    ../../src/tms2812.c \
     ../../src/gui_catalog.c \
     ../../src/gui_frame.c \
     ../../src/pcan_abi.c \

c/set-protocol/ports/android/kotlin/ru/setcorp/setprotocol/NativeSetProtocol.kt

@@ -46,6 +46,11 @@ object NativeSetProtocol {
     external fun nativePeriph28335ProjectCount(): Int
     external fun nativePeriph28335ProjectName(projectIndex: Int): String?
     external fun nativePeriph28335CommandName(projectIndex: Int, commandIndex: Int): String?
+    external fun nativeTms2812Crc16(input: ByteArray): Int
+    external fun nativeTms2812BuildUpload(controller: Int, wordAddress: Long, byteCount: Long): ByteArray?
+    external fun nativeTms2812ExpectedUploadSize(byteCount: Long): Int
+    external fun nativeTms2812ValidateUpload(input: ByteArray, controller: Int, byteCount: Int): Boolean
+    external fun nativeTms2812DecodeUpload(input: ByteArray, controller: Int, byteCount: Int): ByteArray?
     external fun nativeEncodeFrame(
         sequence: Int,
         flags: Int,

c/set-protocol/ports/android/setprotocol_jni.c

@@ -8,6 +8,97 @@
 #include "set_spectrum.h"
 #include "balsam_can.h"
 #include "periph28335.h"
+#include "tms2812.h"
+
+JNIEXPORT jint JNICALL
+Java_ru_setcorp_setprotocol_NativeSetProtocol_nativeTms2812Crc16(
+    JNIEnv *env, jobject self, jbyteArray input)
+{
+    (void)self;
+    if (input == NULL) return 0;
+    jsize size = (*env)->GetArrayLength(env, input);
+    jbyte *data = (*env)->GetByteArrayElements(env, input, NULL);
+    if ((data == NULL) && (size != 0)) return 0;
+    uint16_t crc = tms2812_crc16((const uint8_t *)data, (size_t)size);
+    if (data != NULL) (*env)->ReleaseByteArrayElements(env, input, data, JNI_ABORT);
+    return (jint)crc;
+}
+
+JNIEXPORT jbyteArray JNICALL
+Java_ru_setcorp_setprotocol_NativeSetProtocol_nativeTms2812BuildUpload(
+    JNIEnv *env, jobject self, jint controller, jlong word_address,
+    jlong byte_count)
+{
+    (void)self;
+    uint8_t output[TMS2812_UPLOAD_REQUEST_SIZE];
+    if (controller < 0 || controller > 255 || word_address < 0 ||
+        (uint64_t)word_address > UINT32_MAX || byte_count < 1 ||
+        (uint64_t)byte_count > UINT32_MAX) return NULL;
+    size_t written = tms2812_build_upload_request(
+        (uint8_t)controller, (uint32_t)word_address, (uint32_t)byte_count,
+        output, sizeof output);
+    if (written == 0U) return NULL;
+    jbyteArray result = (*env)->NewByteArray(env, (jsize)written);
+    if (result != NULL) (*env)->SetByteArrayRegion(
+        env, result, 0, (jsize)written, (const jbyte *)output);
+    return result;
+}
+
+JNIEXPORT jint JNICALL
+Java_ru_setcorp_setprotocol_NativeSetProtocol_nativeTms2812ExpectedUploadSize(
+    JNIEnv *env, jobject self, jlong byte_count)
+{
+    (void)env; (void)self;
+    if (byte_count < 1 || (uint64_t)byte_count > UINT32_MAX) return 0;
+    size_t size = tms2812_expected_upload_response_size((uint32_t)byte_count);
+    return size <= INT32_MAX ? (jint)size : 0;
+}
+
+JNIEXPORT jboolean JNICALL
+Java_ru_setcorp_setprotocol_NativeSetProtocol_nativeTms2812ValidateUpload(
+    JNIEnv *env, jobject self, jbyteArray input, jint controller,
+    jint byte_count)
+{
+    (void)self;
+    if (input == NULL || controller < 0 || controller > 255 || byte_count < 1)
+        return JNI_FALSE;
+    jsize size = (*env)->GetArrayLength(env, input);
+    jbyte *data = (*env)->GetByteArrayElements(env, input, NULL);
+    if (data == NULL) return JNI_FALSE;
+    int status = tms2812_validate_upload_response(
+        (const uint8_t *)data, (size_t)size, (uint8_t)controller,
+        (uint32_t)byte_count);
+    (*env)->ReleaseByteArrayElements(env, input, data, JNI_ABORT);
+    return status == TMS2812_OK ? JNI_TRUE : JNI_FALSE;
+}
+
+JNIEXPORT jbyteArray JNICALL
+Java_ru_setcorp_setprotocol_NativeSetProtocol_nativeTms2812DecodeUpload(
+    JNIEnv *env, jobject self, jbyteArray input, jint controller,
+    jint byte_count)
+{
+    (void)self;
+    if (input == NULL || controller < 0 || controller > 255 || byte_count < 1)
+        return NULL;
+    jsize size = (*env)->GetArrayLength(env, input);
+    jbyte *data = (*env)->GetByteArrayElements(env, input, NULL);
+    if (data == NULL) return NULL;
+    uint8_t *output = (uint8_t *)malloc((size_t)byte_count);
+    if (output == NULL) {
+        (*env)->ReleaseByteArrayElements(env, input, data, JNI_ABORT);
+        return NULL;
+    }
+    int status = tms2812_decode_upload_response(
+        (const uint8_t *)data, (size_t)size, (uint8_t)controller,
+        (uint32_t)byte_count, output, (size_t)byte_count);
+    (*env)->ReleaseByteArrayElements(env, input, data, JNI_ABORT);
+    if (status != TMS2812_OK) { free(output); return NULL; }
+    jbyteArray result = (*env)->NewByteArray(env, byte_count);
+    if (result != NULL) (*env)->SetByteArrayRegion(
+        env, result, 0, byte_count, (const jbyte *)output);
+    free(output);
+    return result;
+}
 
 JNIEXPORT jint JNICALL
 Java_ru_setcorp_setprotocol_NativeSetProtocol_nativePeriph28335Crc16(