scrcpy/app/src/device_msg.h

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#ifndef SC_DEVICEMSG_H
#define SC_DEVICEMSG_H
#include "common.h"
#include <stdbool.h>
#include <stdint.h>
#include <unistd.h>
#define DEVICE_MSG_MAX_SIZE (1 << 18) // 256k
// type: 1 byte; length: 4 bytes
#define DEVICE_MSG_TEXT_MAX_LENGTH (DEVICE_MSG_MAX_SIZE - 5)
enum device_msg_type {
DEVICE_MSG_TYPE_CLIPBOARD,
DEVICE_MSG_TYPE_ACK_CLIPBOARD,
};
struct device_msg {
enum device_msg_type type;
union {
struct {
char *text; // owned, to be freed by free()
} clipboard;
struct {
uint64_t sequence;
} ack_clipboard;
};
};
// return the number of bytes consumed (0 for no msg available, -1 on error)
ssize_t
device_msg_deserialize(const unsigned char *buf, size_t len,
struct device_msg *msg);
void
device_msg_destroy(struct device_msg *msg);
#endif