ref: d916a4c3823f55227ffae35738c2497256e307b5
dir: /include/nandfs.h/
#pragma src "/usr/inferno/libnandfs" typedef struct Nandfs Nandfs; typedef struct NandfsTags NandfsTags; #pragma incomplete Nandfs enum { NandfsL2PageSize = 9, NandfsPageSize = 1 << NandfsL2PageSize, NandfsAuxiliarySize = 16, NandfsFullSize = NandfsPageSize + NandfsAuxiliarySize, NandfsPathBits = 26, NandfsPathMask = ((1 << NandfsPathBits) - 1), NandfsNeraseBits = 18, NandfsNeraseMask = ((1 << NandfsNeraseBits) - 1), }; struct NandfsTags { ulong path; // 26 bits ulong nerase; // 18 bits uchar tag; // 8 bits uchar magic; // 8 bits }; char *nandfsinit(void*, long, long, char *(*)(void*, void*, long, ulong), char *(*)(void*, void*, long, ulong), char *(*)(void*, long), char *(*)(void*), LogfsLowLevel **); void nandfsfree(Nandfs*); char *nandfsreadpageauxiliary(Nandfs*, NandfsTags*, long, int, int, LogfsLowLevelReadResult*); void nandfssetmagic(Nandfs*, void*); char *nandfswritepageauxiliary(Nandfs*, NandfsTags*, long, int); char *nandfsreadpage(Nandfs*, void*, NandfsTags*, long, int, int, LogfsLowLevelReadResult*); char *nandfsreadpagerange(Nandfs*, void*, long, int, int, int, LogfsLowLevelReadResult*); char *nandfsupdatepage(Nandfs*, void*, ulong, uchar, long, int); long nandfsgetnerase(Nandfs*, long); void nandfssetnerase(Nandfs*, long, ulong); void nandfssetpartial(Nandfs*, long, int); char *nandfsmarkabsblockbad(Nandfs*, long); /* low level interface functions */ char *nandfsopen(Nandfs*, long, long, int, int, long*); short nandfsgettag(Nandfs*, long); void nandfssettag(Nandfs*, long, short); long nandfsgetpath(Nandfs*, long); void nandfssetpath(Nandfs*, long, ulong); int nandfsgetblockpartialformatstatus(Nandfs*, long); long nandfsfindfreeblock(Nandfs*, long*); char *nandfsreadblock(Nandfs*, void*, long, LogfsLowLevelReadResult*); char *nandfswriteblock(Nandfs*, void*, uchar, ulong, int, long*, long); char *nandfswritepage(Nandfs*, void*, long, int); char *nandfseraseblock(Nandfs*, long, void **, int*); char *nandfsformatblock(Nandfs*, long, uchar, ulong, long, long, int, long*, void*, int*); char *nandfsreformatblock(Nandfs*, long, uchar, ulong, int, long*, void*, int*); char *nandfsmarkblockbad(Nandfs*, long); int nandfsgetpagesize(Nandfs*); int nandfsgetpagesperblock(Nandfs*); long nandfsgetblocks(Nandfs*); long nandfsgetbaseblock(Nandfs*); int nandfsgetblocksize(Nandfs*); ulong nandfscalcrawaddress(Nandfs*, long, int); char *nandfsgetblockstatus(Nandfs*, long, int*, void **, LogfsLowLevelReadResult*); int nandfscalcformat(Nandfs*, long, long, long, long*, long*, long*); int nandfsgetopenstatus(Nandfs*); char *nandfssync(Nandfs*); /* defined in environment */ void *nandfsrealloc(void*, ulong); void nandfsfreemem(void*);