ref: 7975eec3e602fd5bc3e93c78f4166259190f2fe9
dir: /libnandfs/local.h/
typedef struct NandfsBlockData NandfsBlockData; typedef struct NandfsAuxiliary NandfsAuxiliary; struct NandfsBlockData { ulong path; short tag; ulong nerase; int partial; }; struct Nandfs { LogfsLowLevel ll; char *(*read)(void*, void*, long, ulong); char *(*write)(void*, void*, long, ulong); char *(*erase)(void*, long blockaddr); char *(*sync)(void*); void *magic; long rawblocksize; long baseblock; long limitblock; NandfsBlockData *blockdata; int trace; int worseblocks; int printbad; }; struct NandfsAuxiliary { uchar parth[4]; // ggpppppp pppppppp pppppppp pp1hhhhh (bigendian) self-protected uchar tag; // self-protecting uchar blockstatus; // self-protecting uchar nerasemagicmsw[2]; // see nerasemagiclsw uchar ecc2[3]; // self-protecting uchar nerasemagiclsw[2]; // mmmmmm mmeeeeee eeeeeeeeee ee1hhhhh (bigendian) self-protected uchar ecc1[3]; // self-protecting }; #define getbig2(p) (((p)[0] << 8) | (p)[1]) #define getbig4(p) (((p)[0] << 24) | ((p)[1] << 16) | ((p)[2] << 8) | (p)[3]) #define getlittle3(p) (((p)[2] << 16) | ((p)[1] << 8) | (p)[0]) #define putlittle3(p, q) ((p)[0] = (q), (p)[1] = (q) >> 8, (p)[2] = (q) >> 16) #define putbig2(p, q) ((p)[0] = (q) >> 8, (p)[1] = (q)) #define putbig4(p, q) ((p)[0] = (q) >> 24, (p)[1] = (q) >> 16, (p)[2] = (q) >> 8, (p)[3] = (q)) LogfsLowLevelReadResult _nandfscorrectauxiliary(NandfsAuxiliary*); extern uchar _nandfsvalidtags[]; extern int _nandfsvalidtagscount; ulong _nandfshamming31_26calc(ulong in); int _nandfshamming31_26correct(ulong *in); void _nandfsextracttags(NandfsAuxiliary*, NandfsTags*); extern char Enomem[], Eperm[], Eio[];