42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
/* this header file comes from libowfat, http://www.fefe.de/libowfat/ */
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#ifndef MMAP_H
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#define MMAP_H
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#include <stddef.h>
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#include <libowfat/compiler.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* open file for reading, mmap whole file, close file, write length of
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* map in filesize and return pointer to map. */
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__strin(1) att_write(2)
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const char* mmap_read(const char *filename,size_t* filesize);
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/* like mmap_read but use openat instead of open */
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__strin(1) att_write(2)
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const char* mmap_readat(const char *filename,size_t* filesize,int dirfd);
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/* open file for reading, mmap whole file privately (copy on write),
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* close file, write length of map in filesize and return pointer to
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* map. */
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__strin(1) att_write(2)
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char* mmap_private(const char *filename,size_t* filesize);
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/* open file for writing, mmap whole file shared, close file, write
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* length of map in filesize and return pointer to map. */
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__strin(1) att_write(2)
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char* mmap_shared(const char *filename,size_t* filesize);
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/* unmap a mapped region */
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__strin(1)
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int mmap_unmap(const char* mapped,size_t maplen);
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#ifdef __cplusplus
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}
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#endif
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#endif
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