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1 #ifndef __MMAP_UTIL_H
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2 #define __MMAP_UTIL_H
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3
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4 #include <unistd.h>
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5 #include <sys/mman.h>
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6
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7 #ifndef HAVE_MADVISE
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8 int madvise(void *start, size_t length, int advice);
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9 # ifndef MADV_NORMAL
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10 # define MADV_NORMAL 0
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11 # define MADV_RANDOM 0
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12 # define MADV_SEQUENTIAL 0
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13 # define MADV_WILLNEED 0
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14 # define MADV_DONTNEED 0
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15 # endif
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16 #endif
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17
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18 void *mmap_ro_file(int fd, size_t *length);
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19 void *mmap_rw_file(int fd, size_t *length);
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20
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21 void *mmap_aligned(int fd, int access, off_t offset, size_t length,
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22 void **data_start, size_t *mmap_length);
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23
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24 #endif
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