Initial commit

libazeron/internal.h

@@ -0,0 +1,61 @@
+/*
+ * Azeron Linux Configuration Library - Internal Header
+ * Copyright (C) 2024 Azeron Linux Project
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#ifndef AZERON_INTERNAL_H
+#define AZERON_INTERNAL_H
+
+#include "azeron.h"
+#include <libusb-1.0/libusb.h>
+#include <pthread.h>
+
+#define AZERON_USB_TIMEOUT 1000
+#define AZERON_MAX_STRING_LENGTH 256
+
+/* Debug logging */
+#ifdef AZERON_DEBUG
+#define AZERON_LOG(fmt, ...) fprintf(stderr, "[AZERON] " fmt "\n", ##__VA_ARGS__)
+#else
+#define AZERON_LOG(fmt, ...) do {} while (0)
+#endif
+
+/* Error logging */
+#define AZERON_ERROR(fmt, ...) fprintf(stderr, "[AZERON ERROR] " fmt "\n", ##__VA_ARGS__)
+
+/* Device structure */
+struct azeron_device {
+    libusb_device_handle *handle;
+    libusb_context *context;
+    struct azeron_device_info info;
+    pthread_mutex_t mutex;
+    bool claimed;
+};
+
+/* Protocol functions */
+int azeron_protocol_init(struct azeron_device *device);
+int azeron_protocol_read_config(struct azeron_device *device, uint8_t *data, size_t *size);
+int azeron_protocol_write_config(struct azeron_device *device, const uint8_t *data, size_t size);
+int azeron_protocol_get_button_mapping(struct azeron_device *device, uint8_t button_id, struct azeron_button_mapping *mapping);
+int azeron_protocol_set_button_mapping(struct azeron_device *device, const struct azeron_button_mapping *mapping);
+int azeron_protocol_get_stick_config(struct azeron_device *device, struct azeron_stick_config *config);
+int azeron_protocol_set_stick_config(struct azeron_device *device, const struct azeron_stick_config *config);
+int azeron_protocol_get_profile(struct azeron_device *device, uint8_t profile_id, struct azeron_profile *profile);
+int azeron_protocol_set_profile(struct azeron_device *device, const struct azeron_profile *profile);
+int azeron_protocol_save_to_device(struct azeron_device *device);
+
+/* Device functions */
+int azeron_device_claim(struct azeron_device *device);
+int azeron_device_release(struct azeron_device *device);
+int azeron_device_read(struct azeron_device *device, uint8_t endpoint, uint8_t *data, size_t size, int timeout);
+int azeron_device_write(struct azeron_device *device, uint8_t endpoint, const uint8_t *data, size_t size, int timeout);
+int azeron_device_control_transfer(struct azeron_device *device, uint8_t request_type, uint8_t request, uint16_t value, uint16_t index, uint8_t *data, size_t size, int timeout);
+
+/* Utility functions */
+const char *azeron_usb_error_string(int error);
+int azeron_libusb_to_azeron_error(int libusb_error);
+void azeron_device_info_from_libusb(struct azeron_device *device, libusb_device *libusb_dev);
+
+#endif /* AZERON_INTERNAL_H */