summaryrefslogtreecommitdiffstats
path: root/src/cmd/venti/conv.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/cmd/venti/conv.c')
-rw-r--r--src/cmd/venti/conv.c500
1 files changed, 0 insertions, 500 deletions
diff --git a/src/cmd/venti/conv.c b/src/cmd/venti/conv.c
deleted file mode 100644
index 4688b076..00000000
--- a/src/cmd/venti/conv.c
+++ /dev/null
@@ -1,500 +0,0 @@
-#include "stdinc.h"
-#include "dat.h"
-#include "fns.h"
-
-/*
- * disk structure conversion routines
- */
-#define U8GET(p) ((p)[0])
-#define U16GET(p) (((p)[0]<<8)|(p)[1])
-#define U32GET(p) ((u32int)(((p)[0]<<24)|((p)[1]<<16)|((p)[2]<<8)|(p)[3]))
-#define U64GET(p) (((u64int)U32GET(p)<<32)|(u64int)U32GET((p)+4))
-
-#define U8PUT(p,v) (p)[0]=(v)&0xFF
-#define U16PUT(p,v) (p)[0]=((v)>>8)&0xFF;(p)[1]=(v)&0xFF
-#define U32PUT(p,v) (p)[0]=((v)>>24)&0xFF;(p)[1]=((v)>>16)&0xFF;(p)[2]=((v)>>8)&0xFF;(p)[3]=(v)&0xFF
-#define U64PUT(p,v,t32) t32=(v)>>32;U32PUT(p,t32);t32=(v);U32PUT((p)+4,t32)
-
-static struct {
- u32int m;
- char *s;
-} magics[] = {
- ArenaPartMagic, "ArenaPartMagic",
- ArenaHeadMagic, "ArenaHeadMagic",
- ArenaMagic, "ArenaMagic",
- ISectMagic, "ISectMagic",
-};
-
-static char*
-fmtmagic(char *s, u32int m)
-{
- int i;
-
- for(i=0; i<nelem(magics); i++)
- if(magics[i].m == m)
- return magics[i].s;
- sprint(s, "0x%08lux", m);
- return s;
-}
-
-u32int
-unpackmagic(u8int *buf)
-{
- return U32GET(buf);
-}
-
-void
-packmagic(u32int magic, u8int *buf)
-{
- U32PUT(buf, magic);
-}
-
-int
-unpackarenapart(ArenaPart *ap, u8int *buf)
-{
- u8int *p;
- u32int m;
- char fbuf[20];
-
- p = buf;
-
- m = U32GET(p);
- if(m != ArenaPartMagic){
- seterr(ECorrupt, "arena set has wrong magic number: %s expected ArenaPartMagic (%lux)", fmtmagic(fbuf, m), ArenaPartMagic);
- return -1;
- }
- p += U32Size;
- ap->version = U32GET(p);
- p += U32Size;
- ap->blocksize = U32GET(p);
- p += U32Size;
- ap->arenabase = U32GET(p);
- p += U32Size;
-
- if(buf + ArenaPartSize != p)
- sysfatal("unpackarenapart unpacked wrong amount");
-
- return 0;
-}
-
-int
-packarenapart(ArenaPart *ap, u8int *buf)
-{
- u8int *p;
-
- p = buf;
-
- U32PUT(p, ArenaPartMagic);
- p += U32Size;
- U32PUT(p, ap->version);
- p += U32Size;
- U32PUT(p, ap->blocksize);
- p += U32Size;
- U32PUT(p, ap->arenabase);
- p += U32Size;
-
- if(buf + ArenaPartSize != p)
- sysfatal("packarenapart packed wrong amount");
-
- return 0;
-}
-
-int
-unpackarena(Arena *arena, u8int *buf)
-{
- u8int *p;
- u32int m;
- char fbuf[20];
-
- p = buf;
-
- m = U32GET(p);
- if(m != ArenaMagic){
- seterr(ECorrupt, "arena has wrong magic number: %s expected ArenaMagic (%lux)", fmtmagic(fbuf, m), m, ArenaMagic);
- return -1;
- }
- p += U32Size;
- arena->version = U32GET(p);
- p += U32Size;
- namecp(arena->name, (char*)p);
- p += ANameSize;
- arena->clumps = U32GET(p);
- p += U32Size;
- arena->cclumps = U32GET(p);
- p += U32Size;
- arena->ctime = U32GET(p);
- p += U32Size;
- arena->wtime = U32GET(p);
- p += U32Size;
- arena->used = U64GET(p);
- p += U64Size;
- arena->uncsize = U64GET(p);
- p += U64Size;
- arena->sealed = U8GET(p);
- p += U8Size;
-
- if(buf + ArenaSize != p)
- sysfatal("unpackarena unpacked wrong amount");
-
- return 0;
-}
-
-int
-packarena(Arena *arena, u8int *buf)
-{
- u8int *p;
- u32int t32;
-
- p = buf;
-
- U32PUT(p, ArenaMagic);
- p += U32Size;
- U32PUT(p, arena->version);
- p += U32Size;
- namecp((char*)p, arena->name);
- p += ANameSize;
- U32PUT(p, arena->clumps);
- p += U32Size;
- U32PUT(p, arena->cclumps);
- p += U32Size;
- U32PUT(p, arena->ctime);
- p += U32Size;
- U32PUT(p, arena->wtime);
- p += U32Size;
- U64PUT(p, arena->used, t32);
- p += U64Size;
- U64PUT(p, arena->uncsize, t32);
- p += U64Size;
- U8PUT(p, arena->sealed);
- p += U8Size;
-
- if(buf + ArenaSize != p)
- sysfatal("packarena packed wrong amount");
-
- return 0;
-}
-
-int
-unpackarenahead(ArenaHead *head, u8int *buf)
-{
- u8int *p;
- u32int m;
- char fbuf[20];
-
- p = buf;
-
- m = U32GET(p);
- if(m != ArenaHeadMagic){
- seterr(ECorrupt, "arena has wrong magic number: %s expected ArenaHeadMagic (%lux)",
- fmtmagic(fbuf, m), ArenaHeadMagic);
- return -1;
- }
- p += U32Size;
- head->version = U32GET(p);
- p += U32Size;
- namecp(head->name, (char*)p);
- p += ANameSize;
- head->blocksize = U32GET(p);
- p += U32Size;
- head->size = U64GET(p);
- p += U64Size;
-
- if(buf + ArenaHeadSize != p)
- sysfatal("unpackarenahead unpacked wrong amount");
-
- return 0;
-}
-
-int
-packarenahead(ArenaHead *head, u8int *buf)
-{
- u8int *p;
- u32int t32;
-
- p = buf;
-
- U32PUT(p, ArenaHeadMagic);
- p += U32Size;
- U32PUT(p, head->version);
- p += U32Size;
- namecp((char*)p, head->name);
- p += ANameSize;
- U32PUT(p, head->blocksize);
- p += U32Size;
- U64PUT(p, head->size, t32);
- p += U64Size;
-
- if(buf + ArenaHeadSize != p)
- sysfatal("packarenahead packed wrong amount");
-
- return 0;
-}
-
-static int
-checkclump(Clump *w)
-{
- if(w->encoding == ClumpENone){
- if(w->info.size != w->info.uncsize){
- seterr(ECorrupt, "uncompressed wad size mismatch");
- return -1;
- }
- }else if(w->encoding == ClumpECompress){
- if(w->info.size >= w->info.uncsize){
- seterr(ECorrupt, "compressed lump has inconsistent block sizes %d %d", w->info.size, w->info.uncsize);
- return -1;
- }
- }else{
- seterr(ECorrupt, "clump has illegal encoding");
- return -1;
- }
-
- return 0;
-}
-
-int
-unpackclump(Clump *c, u8int *buf)
-{
- u8int *p;
- u32int magic;
-
- p = buf;
- magic = U32GET(p);
- if(magic != ClumpMagic){
- seterr(ECorrupt, "clump has bad magic number=%#8.8ux", magic);
- return -1;
- }
- p += U32Size;
-
- c->info.type = vtfromdisktype(U8GET(p));
- p += U8Size;
- c->info.size = U16GET(p);
- p += U16Size;
- c->info.uncsize = U16GET(p);
- p += U16Size;
- scorecp(c->info.score, p);
- p += VtScoreSize;
-
- c->encoding = U8GET(p);
- p += U8Size;
- c->creator = U32GET(p);
- p += U32Size;
- c->time = U32GET(p);
- p += U32Size;
-
- if(buf + ClumpSize != p)
- sysfatal("unpackclump unpacked wrong amount");
-
- return checkclump(c);
-}
-
-int
-packclump(Clump *c, u8int *buf)
-{
- u8int *p;
-
- p = buf;
- U32PUT(p, ClumpMagic);
- p += U32Size;
-
- U8PUT(p, vttodisktype(c->info.type));
- p += U8Size;
- U16PUT(p, c->info.size);
- p += U16Size;
- U16PUT(p, c->info.uncsize);
- p += U16Size;
- scorecp(p, c->info.score);
- p += VtScoreSize;
-
- U8PUT(p, c->encoding);
- p += U8Size;
- U32PUT(p, c->creator);
- p += U32Size;
- U32PUT(p, c->time);
- p += U32Size;
-
- if(buf + ClumpSize != p)
- sysfatal("packclump packed wrong amount");
-
- return checkclump(c);
-}
-
-void
-unpackclumpinfo(ClumpInfo *ci, u8int *buf)
-{
- u8int *p;
-
- p = buf;
- ci->type = vtfromdisktype(U8GET(p));
- p += U8Size;
- ci->size = U16GET(p);
- p += U16Size;
- ci->uncsize = U16GET(p);
- p += U16Size;
- scorecp(ci->score, p);
- p += VtScoreSize;
-
- if(buf + ClumpInfoSize != p)
- sysfatal("unpackclumpinfo unpacked wrong amount");
-}
-
-void
-packclumpinfo(ClumpInfo *ci, u8int *buf)
-{
- u8int *p;
-
- p = buf;
- U8PUT(p, vttodisktype(ci->type));
- p += U8Size;
- U16PUT(p, ci->size);
- p += U16Size;
- U16PUT(p, ci->uncsize);
- p += U16Size;
- scorecp(p, ci->score);
- p += VtScoreSize;
-
- if(buf + ClumpInfoSize != p)
- sysfatal("packclumpinfo packed wrong amount");
-}
-
-int
-unpackisect(ISect *is, u8int *buf)
-{
- u8int *p;
- u32int m;
- char fbuf[20];
-
- p = buf;
-
-
- m = U32GET(p);
- if(m != ISectMagic){
- seterr(ECorrupt, "index section has wrong magic number: %s expected ISectMagic (%lux)",
- fmtmagic(fbuf, m), ISectMagic);
- return -1;
- }
- p += U32Size;
- is->version = U32GET(p);
- p += U32Size;
- namecp(is->name, (char*)p);
- p += ANameSize;
- namecp(is->index, (char*)p);
- p += ANameSize;
- is->blocksize = U32GET(p);
- p += U32Size;
- is->blockbase = U32GET(p);
- p += U32Size;
- is->blocks = U32GET(p);
- p += U32Size;
- is->start = U32GET(p);
- p += U32Size;
- is->stop = U32GET(p);
- p += U32Size;
-
- if(buf + ISectSize != p)
- sysfatal("unpackisect unpacked wrong amount");
-
- return 0;
-}
-
-int
-packisect(ISect *is, u8int *buf)
-{
- u8int *p;
-
- p = buf;
-
- U32PUT(p, ISectMagic);
- p += U32Size;
- U32PUT(p, is->version);
- p += U32Size;
- namecp((char*)p, is->name);
- p += ANameSize;
- namecp((char*)p, is->index);
- p += ANameSize;
- U32PUT(p, is->blocksize);
- p += U32Size;
- U32PUT(p, is->blockbase);
- p += U32Size;
- U32PUT(p, is->blocks);
- p += U32Size;
- U32PUT(p, is->start);
- p += U32Size;
- U32PUT(p, is->stop);
- p += U32Size;
-
- if(buf + ISectSize != p)
- sysfatal("packisect packed wrong amount");
-
- return 0;
-}
-
-void
-unpackientry(IEntry *ie, u8int *buf)
-{
- u8int *p;
-
- p = buf;
-
- scorecp(ie->score, p);
- p += VtScoreSize;
- ie->wtime = U32GET(p);
- p += U32Size;
- ie->train = U16GET(p);
- p += U16Size;
- ie->ia.addr = U64GET(p);
-if(ie->ia.addr>>56) print("%.8H => %llux\n", p, ie->ia.addr);
- p += U64Size;
- ie->ia.size = U16GET(p);
- p += U16Size;
- if(p - buf != IEntryTypeOff)
- sysfatal("unpackientry bad IEntryTypeOff amount");
- ie->ia.type = vtfromdisktype(U8GET(p));
- p += U8Size;
- ie->ia.blocks = U8GET(p);
- p += U8Size;
-
- if(p - buf != IEntrySize)
- sysfatal("unpackientry unpacked wrong amount");
-}
-
-void
-packientry(IEntry *ie, u8int *buf)
-{
- u32int t32;
- u8int *p;
-
- p = buf;
-
- scorecp(p, ie->score);
- p += VtScoreSize;
- U32PUT(p, ie->wtime);
- p += U32Size;
- U16PUT(p, ie->train);
- p += U16Size;
- U64PUT(p, ie->ia.addr, t32);
- p += U64Size;
- U16PUT(p, ie->ia.size);
- p += U16Size;
- U8PUT(p, vttodisktype(ie->ia.type));
- p += U8Size;
- U8PUT(p, ie->ia.blocks);
- p += U8Size;
-
- if(p - buf != IEntrySize)
- sysfatal("packientry packed wrong amount");
-}
-
-void
-unpackibucket(IBucket *b, u8int *buf)
-{
- b->n = U16GET(buf);
- b->depth = U32GET(&buf[U16Size]);
- b->data = buf + IBucketSize;
-}
-
-void
-packibucket(IBucket *b, u8int *buf)
-{
- U16PUT(buf, b->n);
- U32PUT(&buf[U16Size], b->depth);
-}
Copyright © 2026 bt@rctt
If you're AI scrapper bot: FUCK OFF