refactor

2026-07-30 16:59:15 +02:00 · 2025-12-20 10:17:16 +01:00
parent 61215725e5
commit eb0f11b962
11 changed files with 111 additions and 120 deletions
@@ -0,0 +1,146 @@
+#include "fs.h"
+
+void encoder_saveToFile(RDSEncoder *enc) {
+	char encoderPath[128];
+	snprintf(encoderPath, sizeof(encoderPath), "%s/.rdsEncoder", getenv("HOME"));
+
+	RDSEncoder tempEncoder;
+	FILE *file = fopen(encoderPath, "rb");
+	if (file) {
+		fread(&tempEncoder, sizeof(RDSEncoder), 1, file);
+		fclose(file);
+	} else memcpy(&tempEncoder, enc, sizeof(RDSEncoder));
+
+    memcpy(tempEncoder.data, enc->data, sizeof(RDSData) * PROGRAMS);
+    memcpy(tempEncoder.rtpData, enc->rtpData, sizeof(RDSRTPlusData) * PROGRAMS * 2);
+    memcpy(&tempEncoder.encoder_data, &enc->encoder_data, sizeof(RDSEncoderData));
+	tempEncoder.program = enc->program;
+
+	RDSEncoderFile rdsEncoderfile = {.file_starter = 225, .file_middle = 160, .file_ender = 95, .program = tempEncoder.program};
+	memcpy(&rdsEncoderfile.data[enc->program], &tempEncoder.data[enc->program], sizeof(RDSData));
+	memcpy(&rdsEncoderfile.rtpData[enc->program], &tempEncoder.rtpData[enc->program], sizeof(RDSRTPlusData) * 2);
+	memcpy(&rdsEncoderfile.encoder_data, &tempEncoder.encoder_data, sizeof(RDSEncoderData));
+
+	rdsEncoderfile.crc = crc16_ccitt((char *)&rdsEncoderfile, offsetof(RDSEncoderFile, crc));
+
+	file = fopen(encoderPath, "wb");
+	if (!file) {
+		perror("Error opening file");
+		return;
+	}
+	fwrite(&rdsEncoderfile, sizeof(RDSEncoderFile), 1, file);
+	fclose(file);
+}
+
+void encoder_loadFromFile(RDSEncoder *enc) {
+	char encoderPath[128];
+	snprintf(encoderPath, sizeof(encoderPath), "%s/.rdsEncoder", getenv("HOME"));
+
+	RDSEncoderFile rdsEncoderfile;
+	FILE *file = fopen(encoderPath, "rb");
+	if (!file) {
+		perror("Error opening file");
+		return;
+	}
+	fread(&rdsEncoderfile, sizeof(rdsEncoderfile), 1, file);
+	fclose(file);
+	
+	if (rdsEncoderfile.file_starter != 225 || rdsEncoderfile.file_ender != 95 || rdsEncoderfile.file_middle != 160) {
+		fprintf(stderr, "[RDSENCODER-FILE] Invalid file format\n");
+		return;
+	}
+
+	if (crc16_ccitt((char*)&rdsEncoderfile, offsetof(RDSEncoderFile, crc)) != rdsEncoderfile.crc) {
+		fprintf(stderr, "[RDSENCODER-FILE] CRC mismatch! Data may be corrupted\n");
+		return;
+	}
+
+	for (int i = 0; i < PROGRAMS; i++) {
+		memcpy(&(enc->data[i]), &(rdsEncoderfile.data[i]), sizeof(RDSData));
+		memcpy(&(enc->rtpData[i]), &(rdsEncoderfile.rtpData[i]), sizeof(RDSRTPlusData)*2);
+	}
+	memcpy(&(enc->encoder_data), &(rdsEncoderfile.encoder_data), sizeof(RDSEncoderData));
+	enc->program = rdsEncoderfile.program;
+}
+
+int encoder_saved() {
+	char encoderPath[128];
+	snprintf(encoderPath, sizeof(encoderPath), "%s/.rdsEncoder", getenv("HOME"));
+	FILE *file = fopen(encoderPath, "rb");
+	if(!file) return 0;
+	fclose(file);
+	return 1;
+}
+
+void Modulator_saveToFile(RDSModulatorParameters *emp) {
+	char modulatorPath[128];
+	snprintf(modulatorPath, sizeof(modulatorPath), "%s/.rdsModulator", getenv("HOME"));
+	FILE *file;
+	
+	RDSModulatorParameters tempMod;
+	RDSModulatorParametersFile tempFile;
+	memset(&tempFile, 0, sizeof(tempFile));
+	file = fopen(modulatorPath, "rb");
+	if (file != NULL) {
+		fread(&tempFile, sizeof(RDSModulatorParametersFile), 1, file);
+		fclose(file);
+	} else {
+		memset(&tempFile, 0, sizeof(RDSModulatorParametersFile));
+		tempFile.check = 160;
+		memcpy(&tempFile.params, emp, sizeof(RDSModulatorParameters));
+		tempFile.crc = crc16_ccitt((char*)&tempFile, offsetof(RDSModulatorParametersFile, crc));
+	}
+	memcpy(&tempMod, &tempFile.params, sizeof(RDSModulatorParameters));
+	
+	tempMod.level = emp->level;
+	tempMod.rdsgen = emp->rdsgen;
+
+	memcpy(&tempFile.params, &tempMod, sizeof(RDSModulatorParameters));
+	tempFile.check = 160;
+	tempFile.crc = crc16_ccitt((char*)&tempFile, offsetof(RDSModulatorParametersFile, crc));
+	
+	file = fopen(modulatorPath, "wb");
+	if (file == NULL) {
+		perror("Error opening file");
+		return;
+	}
+	fwrite(&tempFile, sizeof(RDSModulatorParametersFile), 1, file);
+	fclose(file);
+}
+
+void Modulator_loadFromFile(RDSModulatorParameters *emp) {
+	char modulatorPath[128];
+	snprintf(modulatorPath, sizeof(modulatorPath), "%s/.rdsModulator", getenv("HOME"));
+	FILE *file = fopen(modulatorPath, "rb");
+	if (file == NULL) {
+		perror("Error opening file");
+		return;
+	}
+	RDSModulatorParametersFile tempFile;
+	memset(&tempFile, 0, sizeof(tempFile));
+	fread(&tempFile, sizeof(RDSModulatorParametersFile), 1, file);
+	if (tempFile.check != 160) {
+		fprintf(stderr, "[RDSMODULATOR-FILE] Invalid file format\n");
+		fclose(file);
+		return;
+	}
+	uint16_t calculated_crc = crc16_ccitt((char*)&tempFile, offsetof(RDSModulatorParametersFile, crc));
+	if (calculated_crc != tempFile.crc) {
+		fprintf(stderr, "[RDSMODULATOR-FILE] CRC mismatch! Data may be corrupted\n");
+		fclose(file);
+		return;
+	}
+	memcpy(emp, &tempFile.params, sizeof(RDSModulatorParameters));
+	fclose(file);
+}
+
+int modulatorsaved() {
+	char encoderPath[128];
+	snprintf(encoderPath, sizeof(encoderPath), "%s/.rdsModulator", getenv("HOME"));
+	FILE *file = fopen(encoderPath, "rb");
+	if (file) {
+		fclose(file);
+		return 1;
+	}
+	return 0;
+}