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makerom: misc

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This commit is contained in:
applestash
2014-09-22 20:54:26 +10:00
parent 0e950c4274
commit b240ea8045
4 changed files with 28 additions and 21 deletions
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makerom/romfs_gen.c
+12 -11
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@@ -202,9 +202,9 @@ int CalcRomfsSize(romfs_buildctx *ctx)
//printf("predict level sizes\n");
ctx->level[3].size = romfsHdrSize + ctx->m_dataLen; // data
ctx->level[2].size = align(ctx->level[3].size,ROMFS_BLOCK_SIZE) / ROMFS_BLOCK_SIZE * 0x20 ;
ctx->level[1].size = align(ctx->level[2].size,ROMFS_BLOCK_SIZE) / ROMFS_BLOCK_SIZE * 0x20 ;
ctx->level[0].size = align(ctx->level[1].size,ROMFS_BLOCK_SIZE) / ROMFS_BLOCK_SIZE * 0x20 + align(sizeof(ivfc_hdr),0x10); // hdr
ctx->level[2].size = align(ctx->level[3].size,ROMFS_BLOCK_SIZE) / ROMFS_BLOCK_SIZE * SHA_256_LEN ;
ctx->level[1].size = align(ctx->level[2].size,ROMFS_BLOCK_SIZE) / ROMFS_BLOCK_SIZE * SHA_256_LEN ;
ctx->level[0].size = align(ctx->level[1].size,ROMFS_BLOCK_SIZE) / ROMFS_BLOCK_SIZE * SHA_256_LEN + align(sizeof(ivfc_hdr),0x10); // hdr
ctx->romfsHeaderSize = ctx->level[0].size;
@@ -320,13 +320,13 @@ void AddDirHashKey(romfs_buildctx *ctx, u32 parent, fs_romfs_char* path, u32 dir
{
u32 hash = CalcPathHash(parent,path,0,fs_u16StrLen(path));
u32 index = hash % ctx->m_dirUTableEntry;
if(ctx->dirUTable[index] == 0xffffffff) ctx->dirUTable[index] = dirOffset;
if(ctx->dirUTable[index] == ROMFS_UNUSED_ENTRY) ctx->dirUTable[index] = dirOffset;
else
{
romfs_direntry * curdir = (romfs_direntry*)(ctx->dirTable + ctx->dirUTable[index]);
while(1)
{
if(*(u32*)curdir->weirdoffset == 0xffffffff)
if(*(u32*)curdir->weirdoffset == ROMFS_UNUSED_ENTRY)
{
*(u32*)curdir->weirdoffset = dirOffset;
break;
@@ -343,13 +343,13 @@ void AddFileHashKey(romfs_buildctx *ctx,u32 parent, fs_romfs_char *path, u32 fil
{
u32 hash = CalcPathHash(parent,path,0,fs_u16StrLen(path));
u32 index = hash % ctx->m_fileUTableEntry;
if(ctx->fileUTable[index] == 0xffffffff) ctx->fileUTable[index] = fileOffset;
if(ctx->fileUTable[index] == ROMFS_UNUSED_ENTRY) ctx->fileUTable[index] = fileOffset;
else
{
romfs_fileentry * curfile = (romfs_fileentry*)(ctx->fileTable + ctx->fileUTable[index]);
while(1)
{
if(*(u32*)curfile->weirdoffset == 0xffffffff)
if(*(u32*)curfile->weirdoffset == ROMFS_UNUSED_ENTRY)
{
*(u32*)curfile->weirdoffset = fileOffset;
break;
@@ -368,7 +368,7 @@ int AddFileToRomfs(romfs_buildctx *ctx, fs_file *file, u32 parent, u32 sibling)
u32_to_u8(entry->parentdiroffset,parent,LE);
u32_to_u8(entry->siblingoffset,sibling,LE);
u32_to_u8(entry->weirdoffset,0xffffffff,LE);
u32_to_u8(entry->weirdoffset,ROMFS_UNUSED_ENTRY,LE);
// Import Name
u32_to_u8(entry->namesize,file->name_len,LE);
@@ -388,6 +388,7 @@ int AddFileToRomfs(romfs_buildctx *ctx, fs_file *file, u32 parent, u32 sibling)
}
else
u64_to_u8(entry->dataoffset,0x40,LE);
AddFileHashKey(ctx,parent,file->name,ctx->u_fileTableLen);
ctx->u_fileTableLen += sizeof(romfs_fileentry) + align(file->name_len,4);
@@ -401,7 +402,7 @@ int AddDirToRomfs(romfs_buildctx *ctx, fs_dir *fs, u32 parent, u32 sibling)
u32_to_u8(entry->parentoffset,parent,LE);
u32_to_u8(entry->siblingoffset,sibling,LE);
u32_to_u8(entry->weirdoffset,0xffffffff,LE);
u32_to_u8(entry->weirdoffset,ROMFS_UNUSED_ENTRY,LE);
u32 Currentdir = ctx->u_dirTableLen;
@@ -485,7 +486,7 @@ void BuildIvfcHeader(romfs_buildctx *ctx)
memcpy(ctx->ivfcHdr->magic,"IVFC",4);
u32_to_u8(ctx->ivfcHdr->id,0x10000,LE);
u32 masterHashSize = ( align(ctx->level[1].size,ROMFS_BLOCK_SIZE) / ROMFS_BLOCK_SIZE ) * 0x20 ;
u32 masterHashSize = ( align(ctx->level[1].size,ROMFS_BLOCK_SIZE) / ROMFS_BLOCK_SIZE ) * SHA_256_LEN ;
u32_to_u8(ctx->ivfcHdr->masterHashSize,masterHashSize,LE);
for(int i = 1; i < 4; i++){
@@ -505,7 +506,7 @@ void GenIvfcHashTree(romfs_buildctx *ctx)
u32 numHashes = align(ctx->level[i+1].size,ROMFS_BLOCK_SIZE) / ROMFS_BLOCK_SIZE;
for(u32 j = 0; j < numHashes; j++){
u8 *datapos = (u8*)(ctx->level[i+1].pos + ROMFS_BLOCK_SIZE * j);
u8 *hashpos = (u8*)(ctx->level[i].pos + 0x20 * j);
u8 *hashpos = (u8*)(ctx->level[i].pos + SHA_256_LEN * j);
ShaCalc(datapos, ROMFS_BLOCK_SIZE, hashpos, CTR_SHA_256);
}
}