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73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
#ifndef COSMOPOLITAN_LIBC_ZIPOS_ZIPOS_H_
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#define COSMOPOLITAN_LIBC_ZIPOS_ZIPOS_H_
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#include "libc/intrin/nopl.internal.h"
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#include "libc/thread/thread.h"
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#include "libc/thread/tls.h"
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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COSMOPOLITAN_C_START_
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#define ZIPOS_PATH_MAX 1024
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#define ZIPOS_SYNTHETIC_DIRECTORY 0
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struct stat;
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struct iovec;
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struct Zipos;
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struct ZiposUri {
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uint32_t len;
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char path[ZIPOS_PATH_MAX];
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};
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struct ZiposHandle {
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struct ZiposHandle *next;
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pthread_mutex_t lock;
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struct Zipos *zipos;
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size_t size;
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size_t mapsize;
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size_t pos;
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size_t cfile;
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uint8_t *mem;
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uint8_t data[];
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};
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struct Zipos {
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uint8_t *map;
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uint8_t *cdir;
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uint64_t dev;
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struct ZiposHandle *freelist;
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};
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int __zipos_close(int);
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void __zipos_lock(void);
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void __zipos_unlock(void);
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void __zipos_free(struct ZiposHandle *);
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struct Zipos *__zipos_get(void) pureconst;
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size_t __zipos_normpath(char *, const char *, size_t);
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ssize_t __zipos_find(struct Zipos *, struct ZiposUri *);
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ssize_t __zipos_parseuri(const char *, struct ZiposUri *);
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uint64_t __zipos_inode(struct Zipos *, int64_t, const void *, size_t);
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int __zipos_open(struct ZiposUri *, int);
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int __zipos_access(struct ZiposUri *, int);
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int __zipos_stat(struct ZiposUri *, struct stat *);
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int __zipos_fstat(struct ZiposHandle *, struct stat *);
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int __zipos_stat_impl(struct Zipos *, size_t, struct stat *);
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ssize_t __zipos_read(struct ZiposHandle *, const struct iovec *, size_t,
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ssize_t);
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int64_t __zipos_lseek(struct ZiposHandle *, int64_t, unsigned);
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int __zipos_fcntl(int, int, uintptr_t);
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int __zipos_notat(int, const char *);
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void *__zipos_mmap(void *, uint64_t, int32_t, int32_t, struct ZiposHandle *,
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int64_t) dontasan;
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#ifdef _NOPL0
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#define __zipos_lock() _NOPL0("__threadcalls", __zipos_lock)
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#define __zipos_unlock() _NOPL0("__threadcalls", __zipos_unlock)
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#else
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#define __zipos_lock() (__threaded ? __zipos_lock() : 0)
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#define __zipos_unlock() (__threaded ? __zipos_unlock() : 0)
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#endif
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COSMOPOLITAN_C_END_
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#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_LIBC_ZIPOS_ZIPOS_H_ */
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