libandroid-shmem-memfd/shm.h at master · ClaudeCode-Termux/libandroid-shmem-memfd · GitHub

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#ifndef _SYS_SHM_H
#define _SYS_SHM_H

#include <linux/shm.h>
#include <stdint.h>
#include <sys/types.h>

__BEGIN_DECLS

#ifndef shmid_ds
# define shmid_ds shmid64_ds
#endif

/* Shared memory control operations. */
#undef shmctl
#define shmctl libandroid_shmctl
extern int shmctl(int shmid, int cmd, struct shmid_ds* buf);

/* Get shared memory area identifier. */
#undef shmget
#define shmget libandroid_shmget
extern int shmget(key_t key, size_t size, int shmflg);

/* Attach shared memory segment. */
#undef shmat
#define shmat libandroid_shmat
extern void *shmat(int shmid, void const* shmaddr, int shmflg);

/* Detach shared memory segment. */
#undef shmdt
#define shmdt libandroid_shmdt
extern int shmdt(void const* shmaddr);

extern int libandroid_shmat_fd(int shmid, size_t* out_size);
extern int libandroid_shmdt_fd(int fd);

__END_DECLS

#endif