6b13f685e
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BSP 최초 추가
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#ifndef __OS_H__
#define __OS_H__
#include <linux/types.h>
struct sandbox_state;
ssize_t os_read(int fd, void *buf, size_t count);
ssize_t os_read_no_block(int fd, void *buf, size_t count);
ssize_t os_write(int fd, const void *buf, size_t count);
off_t os_lseek(int fd, off_t offset, int whence);
#define OS_SEEK_SET 0
#define OS_SEEK_CUR 1
#define OS_SEEK_END 2
int os_open(const char *pathname, int flags);
#define OS_O_RDONLY 0
#define OS_O_WRONLY 1
#define OS_O_RDWR 2
#define OS_O_MASK 3 /* Mask for read/write flags */
#define OS_O_CREAT 0100
int os_close(int fd);
int os_unlink(const char *pathname);
void os_exit(int exit_code) __attribute__((noreturn));
void os_tty_raw(int fd, bool allow_sigs);
void *os_malloc(size_t length);
void os_free(void *ptr);
void *os_realloc(void *ptr, size_t length);
void os_usleep(unsigned long usec);
uint64_t os_get_nsec(void);
int os_parse_args(struct sandbox_state *state, int argc, char *argv[]);
enum os_dirent_t {
OS_FILET_REG,
OS_FILET_LNK,
OS_FILET_DIR,
OS_FILET_UNKNOWN,
OS_FILET_COUNT,
};
struct os_dirent_node {
struct os_dirent_node *next;
ulong size;
enum os_dirent_t type;
char name[0];
};
int os_dirent_ls(const char *dirname, struct os_dirent_node **headp);
const char *os_dirent_get_typename(enum os_dirent_t type);
int os_get_filesize(const char *fname, loff_t *size);
void os_putc(int ch);
void os_puts(const char *str);
int os_write_ram_buf(const char *fname);
int os_read_ram_buf(const char *fname);
int os_jump_to_image(const void *dest, int size);
#endif
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