/* Copyright (c) 2015 Ryan Castellucci, All Rights Reserved */ #ifndef __MMAPF_H_ #define __MMAPF_H_ #include typedef struct { void *mem; size_t mmap_sz; size_t file_sz; int fd; } mmapf_ctx; // file flags #define MMAPF_RD 0x0001 #define MMAPF_WR 0x0002 #define MMAPF_RW (MMAPF_RD|MMAPF_WR) #define MMAPF_CR 0x0004 #define MMAPF_EX 0x0008 // advise flags #define MMAPF_RND 0x0100 #define MMAPF_SEQ 0x0200 #define MMAPF_PRE 0x0400 #define MMAPF_COW 0x0800 #define MMAPF_NOREUSE 0x1000 #define MMAPF_WILLNEED 0x2000 #define MMAPF_DONTNEED 0x4000 // convenience #define MMAPF_RNDRD (MMAPF_RD|MMAPF_RND|MMAPF_PRE|MMAPF_WILLNEED) #define MMAPF_RNDUP (MMAPF_RW|MMAPF_RND|MMAPF_PRE|MMAPF_WILLNEED) #define MMAPF_SEQCR (MMAPF_WR|MMAPF_SEQ|MMAPF_CR|MMAPF_EX|MMAPF_NOREUSE|MMAPF_DONTNEED) // returns #define MMAPF_OKAY 0 #define MMAPF_EXFIRST 1000 #define MMAPF_ENREG 1001 #define MMAPF_ESIZE 1002 #define MMAPF_EXLAST 1003 char * mmapf_strerror(int); int mmapf(mmapf_ctx *, const char *, size_t, int); int munmapf(mmapf_ctx *); /* vim: set ts=2 sw=2 et ai si: */ #endif /* __MMAPF_H_ */