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@ -24,13 +24,16 @@ typedef struct _FILELIST {
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int declen; // original size
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int srcpos; // position of entry in grf
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int next; // index of next filelist entry with same hash (-1: end of entry chain)
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int cycle;
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char type;
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char fn[128-4*5]; // file name
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char* fnd; // if the file was cloned, contains name of original file
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char gentry; // read grf file select
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} FILELIST;
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#define FILELIST_TYPE_FILE 0x01 // entry is a file
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#define FILELIST_TYPE_ENCRYPT_HEADER 0x04 // encryption mode 1 (header DES only)
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#define FILELIST_TYPE_ENCRYPT_MIXED 0x02 // encryption mode 0 (header DES + periodic DES/shuffle)
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//gentry ... > 0 : data read from a grf file (gentry_table[gentry-1])
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//gentry ... 0 : data read from a local file (data directory)
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//gentry ... < 0 : entry "-(gentry)" is marked for a local file check
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@ -40,6 +43,7 @@ typedef struct _FILELIST {
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// (NOTE: probably meant to be used to override grf contents by files in the data directory)
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//#define GRFIO_LOCAL
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// stores info about every loaded file
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FILELIST* filelist = NULL;
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int filelist_entrys = 0;
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@ -53,21 +57,21 @@ int gentry_maxentry = 0;
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// the path to the data directory
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char data_dir[1024] = "";
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//----------------------------
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// file list hash table
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//----------------------------
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int filelist_hash[256];
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// little endian char array to uint conversion
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static unsigned int getlong(unsigned char* p)
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{
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return (p[0] | p[1] << 0x08 | p[2] << 0x10 | p[3] << 0x18);
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return (p[0] << 0 | p[1] << 8 | p[2] << 16 | p[3] << 24);
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}
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static void NibbleSwap(unsigned char* Src, int len)
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static void NibbleSwap(unsigned char* src, int len)
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{
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for(;0<len;len--,Src++) {
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*Src = (*Src>>4) | (*Src<<4);
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while( len > 0 )
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{
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*src = (*src >> 4) | (*src << 4);
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++src;
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--len;
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}
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}
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@ -135,46 +139,118 @@ static void grf_shuffle_dec(BIT64* src)
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}
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static void decode_des_etc(unsigned char* buf, size_t len, int type, int cycle)
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static void grf_decode_header(unsigned char* buf, size_t len)
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{
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BIT64* p = (BIT64*)buf;
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size_t nblocks = len / sizeof(BIT64);
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size_t i;
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size_t lop,cnt=0;
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if(cycle<3) cycle=3;
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else if(cycle<5) cycle++;
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else if(cycle<7) cycle+=9;
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else cycle+=15;
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// first 20 blocks are all des-encrypted
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for( i = 0; i < 20 && i < nblocks; ++i )
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des_decrypt_block(&p[i]);
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for(lop=0; lop*8<len; lop++)
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// the rest is plaintext, done.
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}
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static void grf_decode_full(unsigned char* buf, size_t len, int cycle)
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{
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BIT64* p = (BIT64*)buf;
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size_t nblocks = len / sizeof(BIT64);
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int dcycle, scycle;
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size_t i, j;
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// first 20 blocks are all des-encrypted
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for( i = 0; i < 20 && i < nblocks; ++i )
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des_decrypt_block(&p[i]);
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// after that only one of every 'dcycle' blocks is des-encrypted
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dcycle = cycle;
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// and one of every 'scycle' plaintext blocks is shuffled (starting from the 0th but skipping the 0th)
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scycle = 7;
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// so decrypt/de-shuffle periodically
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j = -1; // 0, adjusted to fit the ++j step
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for( i = 20; i < nblocks; ++i )
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{
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if(lop<20 || (type==0 && lop%cycle==0)) { // des
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des_decrypt_block(&p[lop]);
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} else {
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if(cnt==7 && type==0) {
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grf_shuffle_dec(&p[lop]);
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cnt=0;
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}
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cnt++;
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if( i % dcycle == 0 )
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{// decrypt block
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des_decrypt_block(&p[i]);
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continue;
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}
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++j;
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if( j % scycle == 0 && j != 0 )
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{// de-shuffle block
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grf_shuffle_dec(&p[i]);
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continue;
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}
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// plaintext, do nothing.
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}
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}
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unsigned long grfio_crc32 (const unsigned char* buf, unsigned int len)
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/// Decodes grf data.
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/// @param buf data to decode (in-place)
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/// @param len length of the data
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/// @param entry_type flags associated with the data
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/// @param entry_len true (unaligned) length of the data
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static void grf_decode(unsigned char* buf, size_t len, char entry_type, int entry_len)
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{
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if( entry_type & FILELIST_TYPE_ENCRYPT_MIXED )
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{// fully encrypted
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int digits;
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int cycle;
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int i;
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// compute number of digits of the entry length
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digits = 1;
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for( i = 10; i <= entry_len; i *= 10 )
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++digits;
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// choose size of gap between two encrypted blocks
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// digits: 0 1 2 3 4 5 6 7 8 9 ...
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// cycle: 1 1 1 4 5 14 15 22 23 24 ...
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cycle = ( digits < 3 ) ? 1
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: ( digits < 5 ) ? digits + 1
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: ( digits < 7 ) ? digits + 9
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: digits + 15;
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grf_decode_full(buf, len, cycle);
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}
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else
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if( entry_type & FILELIST_TYPE_ENCRYPT_HEADER )
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{// header encrypted
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grf_decode_header(buf, len);
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}
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else
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{// plaintext
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;
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}
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}
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/******************************************************
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*** Zlib Subroutines ***
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******************************************************/
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/// zlib crc32
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unsigned long grfio_crc32(const unsigned char* buf, unsigned int len)
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{
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return crc32(crc32(0L, Z_NULL, 0), buf, len);
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}
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///////////////////////////////////////////////////////////////////////////////
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/// Grf data sub : zip decode
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/// zlib uncompress
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int decode_zip(void* dest, unsigned long* destLen, const void* source, unsigned long sourceLen)
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{
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return uncompress((Bytef*)dest, destLen, (const Bytef*)source, sourceLen);
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}
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///////////////////////////////////////////////////////////////////////////////
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/// Grf data sub : zip encode
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/// zlib compress
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int encode_zip(void* dest, unsigned long* destLen, const void* source, unsigned long sourceLen)
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{
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return compress((Bytef*)dest, destLen, (const Bytef*)source, sourceLen);
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@ -184,6 +260,8 @@ int encode_zip(void* dest, unsigned long* destLen, const void* source, unsigned
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/***********************************************************
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*** File List Subroutines ***
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***********************************************************/
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// file list hash table
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int filelist_hash[256];
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// initializes the table that holds the first elements of all hash chains
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static void hashinit(void)
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@ -194,7 +272,7 @@ static void hashinit(void)
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}
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// hashes a filename string into a number from {0..255}
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static int filehash(char* fname)
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static int filehash(const char* fname)
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{
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unsigned int hash = 0;
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while(*fname) {
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@ -205,7 +283,7 @@ static int filehash(char* fname)
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}
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// finds a FILELIST entry with the specified file name
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static FILELIST* filelist_find(char* fname)
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static FILELIST* filelist_find(const char* fname)
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{
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int hash, index;
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@ -221,7 +299,7 @@ static FILELIST* filelist_find(char* fname)
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}
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// returns the original file name
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char* grfio_find_file(char* fname)
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char* grfio_find_file(const char* fname)
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{
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FILELIST *filelist = filelist_find(fname);
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if (!filelist) return NULL;
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@ -267,7 +345,7 @@ static FILELIST* filelist_modify(FILELIST* entry)
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}
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// shrinks the file list array if too long
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static void filelist_adjust(void)
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static void filelist_compact(void)
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{
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if (filelist == NULL)
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return;
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@ -279,8 +357,12 @@ static void filelist_adjust(void)
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}
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/// Combines are resource path with the data folder location to
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/// create local resource path.
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/***********************************************************
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*** Grfio Subroutines ***
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***********************************************************/
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/// Combines are resource path with the data folder location to create local resource path.
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static void grfio_localpath_create(char* buffer, size_t size, const char* filename)
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{
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unsigned int i;
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@ -288,7 +370,7 @@ static void grfio_localpath_create(char* buffer, size_t size, const char* filena
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len = strlen(data_dir);
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if( data_dir[0] == 0 || data_dir[len-1] == '/' || data_dir[len-1] == '\\' )
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if( data_dir[0] == '\0' || data_dir[len-1] == '/' || data_dir[len-1] == '\\' )
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{
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safesnprintf(buffer, size, "%s%s", data_dir, filename);
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}
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@ -297,78 +379,42 @@ static void grfio_localpath_create(char* buffer, size_t size, const char* filena
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safesnprintf(buffer, size, "%s/%s", data_dir, filename);
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}
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for( i = 0; buffer[i]; i++ )
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{// normalize path
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// normalize path
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for( i = 0; buffer[i] != '\0'; ++i )
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if( buffer[i] == '\\' )
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{
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buffer[i] = '/';
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}
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}
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}
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/***********************************************************
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*** Grfio Sobroutines ***
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***********************************************************/
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// returns a file's size
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/*
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int grfio_size(char* fname)
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/// Reads a file into a newly allocated buffer (from grf or data directory).
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void* grfio_reads(const char* fname, int* size)
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{
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FILELIST* entry;
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entry = filelist_find(fname);
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if (entry == NULL || entry->gentry < 0) { // LocalFileCheck
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char lfname[256], *p;
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FILELIST lentry;
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struct stat st;
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grfio_localpath_create(lfname, sizeof(lfname), fname);
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if (stat(lfname, &st) == 0) {
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safestrncpy(lentry.fn, fname, sizeof(lentry.fn));
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lentry.fnd = NULL;
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lentry.declen = st.st_size;
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lentry.gentry = 0; // 0:LocalFile
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entry = filelist_modify(&lentry);
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} else if (entry == NULL) {
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ShowError("%s not found (grfio_size)\n", fname);
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return -1;
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}
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}
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return entry->declen;
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}
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*/
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// reads a file into a newly allocated buffer (from grf or data directory)
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void* grfio_reads(char* fname, int* size)
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{
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FILE* in;
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FILELIST* entry;
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unsigned char* buf2 = NULL;
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entry = filelist_find(fname);
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if (entry == NULL || entry->gentry <= 0) { // LocalFileCheck
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FILELIST* entry = filelist_find(fname);
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if( entry == NULL || entry->gentry <= 0 )
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{// LocalFileCheck
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char lfname[256];
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int declen;
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|
FILE* in;
|
|
|
|
|
|
|
|
|
|
grfio_localpath_create(lfname, sizeof(lfname), ( entry && entry->fnd ) ? entry->fnd : fname);
|
|
|
|
|
|
|
|
|
|
in = fopen(lfname, "rb");
|
|
|
|
|
if (in != NULL) {
|
|
|
|
|
if( in != NULL )
|
|
|
|
|
{
|
|
|
|
|
fseek(in,0,SEEK_END);
|
|
|
|
|
declen = ftell(in);
|
|
|
|
|
fseek(in,0,SEEK_SET);
|
|
|
|
|
buf2 = (unsigned char *)aMallocA(declen+1); // +1 for resnametable zero-termination
|
|
|
|
|
fread(buf2, 1, declen, in);
|
|
|
|
|
fclose(in);
|
|
|
|
|
|
|
|
|
|
if( size )
|
|
|
|
|
{
|
|
|
|
|
size[0] = declen;
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
*size = declen;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
if (entry != NULL && entry->gentry < 0) {
|
|
|
|
|
entry->gentry = -entry->gentry; // local file checked
|
|
|
|
|
} else {
|
|
|
|
|
@ -377,19 +423,23 @@ void* grfio_reads(char* fname, int* size)
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (entry != NULL && entry->gentry > 0) { // Archive[GRF] File Read
|
|
|
|
|
|
|
|
|
|
if( entry != NULL && entry->gentry > 0 )
|
|
|
|
|
{// Archive[GRF] File Read
|
|
|
|
|
char* grfname = gentry_table[entry->gentry - 1];
|
|
|
|
|
in = fopen(grfname, "rb");
|
|
|
|
|
if(in != NULL) {
|
|
|
|
|
FILE* in = fopen(grfname, "rb");
|
|
|
|
|
if( in != NULL )
|
|
|
|
|
{
|
|
|
|
|
unsigned char *buf = (unsigned char *)aMallocA(entry->srclen_aligned);
|
|
|
|
|
fseek(in, entry->srcpos, 0);
|
|
|
|
|
fread(buf, 1, entry->srclen_aligned, in);
|
|
|
|
|
fclose(in);
|
|
|
|
|
|
|
|
|
|
buf2 = (unsigned char *)aMallocA(entry->declen+1); // +1 for resnametable zero-termination
|
|
|
|
|
if (entry->type == 1 || entry->type == 3 || entry->type == 5) {
|
|
|
|
|
if( entry->type & FILELIST_TYPE_FILE )
|
|
|
|
|
{// file
|
|
|
|
|
uLongf len;
|
|
|
|
|
if (entry->cycle >= 0)
|
|
|
|
|
decode_des_etc(buf, entry->srclen_aligned, entry->cycle == 0, entry->cycle);
|
|
|
|
|
grf_decode(buf, entry->srclen_aligned, entry->type, entry->srclen);
|
|
|
|
|
len = entry->declen;
|
|
|
|
|
decode_zip(buf2, &len, buf, entry->srclen);
|
|
|
|
|
if (len != (uLong)entry->declen) {
|
|
|
|
|
@ -398,15 +448,19 @@ void* grfio_reads(char* fname, int* size)
|
|
|
|
|
aFree(buf2);
|
|
|
|
|
return NULL;
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{// directory?
|
|
|
|
|
memcpy(buf2, buf, entry->declen);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if( size )
|
|
|
|
|
{
|
|
|
|
|
size[0] = entry->declen;
|
|
|
|
|
}
|
|
|
|
|
*size = entry->declen;
|
|
|
|
|
|
|
|
|
|
aFree(buf);
|
|
|
|
|
} else {
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
ShowError("grfio_reads: %s not found (GRF file: %s)\n", fname, grfname);
|
|
|
|
|
return NULL;
|
|
|
|
|
}
|
|
|
|
|
@ -415,9 +469,8 @@ void* grfio_reads(char* fname, int* size)
|
|
|
|
|
return buf2;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/*==========================================
|
|
|
|
|
* Resource filename decode
|
|
|
|
|
*------------------------------------------*/
|
|
|
|
|
|
|
|
|
|
/// Decodes encrypted filename from a version 01xx grf index.
|
|
|
|
|
static char* decode_filename(unsigned char* buf, int len)
|
|
|
|
|
{
|
|
|
|
|
int lop;
|
|
|
|
|
@ -428,30 +481,49 @@ static char* decode_filename(unsigned char* buf, int len)
|
|
|
|
|
return (char*)buf;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// loads all entries in the specified grf file into the filelist
|
|
|
|
|
// gentry - index of the grf file name in the gentry_table
|
|
|
|
|
static int grfio_entryread(char* grfname, int gentry)
|
|
|
|
|
|
|
|
|
|
/// Compares file extension against known large file types.
|
|
|
|
|
/// @return true if the file should undergo full mode 0 decryption, and true otherwise.
|
|
|
|
|
static bool isFullEncrypt(const char* fname)
|
|
|
|
|
{
|
|
|
|
|
static const char extensions[4][5] = { ".gnd", ".gat", ".act", ".str" };
|
|
|
|
|
size_t i;
|
|
|
|
|
|
|
|
|
|
const char* ext = strrchr(fname, '.');
|
|
|
|
|
if( ext != NULL )
|
|
|
|
|
for( i = 0; i < ARRAYLENGTH(extensions); ++i )
|
|
|
|
|
if( strcmpi(ext, extensions[i]) == 0 )
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// Loads all entries in the specified grf file into the filelist.
|
|
|
|
|
/// @param gentry index of the grf file name in the gentry_table
|
|
|
|
|
static int grfio_entryread(const char* grfname, int gentry)
|
|
|
|
|
{
|
|
|
|
|
FILE* fp;
|
|
|
|
|
long grf_size,list_size;
|
|
|
|
|
unsigned char grf_header[0x2e];
|
|
|
|
|
int lop,entry,entrys,ofs,grf_version;
|
|
|
|
|
char *fname;
|
|
|
|
|
int entry,entrys,ofs,grf_version;
|
|
|
|
|
unsigned char *grf_filelist;
|
|
|
|
|
|
|
|
|
|
fp = fopen(grfname, "rb");
|
|
|
|
|
if (fp == NULL) {
|
|
|
|
|
FILE* fp = fopen(grfname, "rb");
|
|
|
|
|
if( fp == NULL )
|
|
|
|
|
{
|
|
|
|
|
ShowWarning("GRF data file not found: '%s'\n",grfname);
|
|
|
|
|
return 1; // 1:not found error
|
|
|
|
|
} else
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
ShowInfo("GRF data file found: '%s'\n",grfname);
|
|
|
|
|
|
|
|
|
|
fseek(fp,0,SEEK_END);
|
|
|
|
|
grf_size = ftell(fp);
|
|
|
|
|
fseek(fp,0,SEEK_SET);
|
|
|
|
|
|
|
|
|
|
fread(grf_header,1,0x2e,fp);
|
|
|
|
|
if (strcmp((const char *) grf_header,"Master of Magic") ||
|
|
|
|
|
fseek(fp,getlong(grf_header+0x1e),SEEK_CUR))
|
|
|
|
|
if( strcmp((const char*)grf_header,"Master of Magic") != 0 ||
|
|
|
|
|
fseek(fp,getlong(grf_header+0x1e),SEEK_CUR) != 0 )
|
|
|
|
|
{
|
|
|
|
|
fclose(fp);
|
|
|
|
|
ShowError("GRF %s read error\n", grfname);
|
|
|
|
|
@ -460,7 +532,8 @@ static int grfio_entryread(char* grfname, int gentry)
|
|
|
|
|
|
|
|
|
|
grf_version = getlong(grf_header+0x2a) >> 8;
|
|
|
|
|
|
|
|
|
|
if (grf_version == 0x01) { //****** Grf version 01xx ******
|
|
|
|
|
if( grf_version == 0x01 )
|
|
|
|
|
{// ****** Grf version 01xx ******
|
|
|
|
|
list_size = grf_size - ftell(fp);
|
|
|
|
|
grf_filelist = (unsigned char *) aMallocA(list_size);
|
|
|
|
|
fread(grf_filelist,1,list_size,fp);
|
|
|
|
|
@ -469,42 +542,30 @@ static int grfio_entryread(char* grfname, int gentry)
|
|
|
|
|
entrys = getlong(grf_header+0x26) - getlong(grf_header+0x22) - 7;
|
|
|
|
|
|
|
|
|
|
// Get an entry
|
|
|
|
|
for (entry = 0,ofs = 0; entry < entrys; entry++) {
|
|
|
|
|
int ofs2, srclen, srccount;
|
|
|
|
|
unsigned char type;
|
|
|
|
|
char* period_ptr;
|
|
|
|
|
for( entry = 0, ofs = 0; entry < entrys; ++entry )
|
|
|
|
|
{
|
|
|
|
|
FILELIST aentry;
|
|
|
|
|
|
|
|
|
|
ofs2 = ofs+getlong(grf_filelist+ofs)+4;
|
|
|
|
|
type = grf_filelist[ofs2+12];
|
|
|
|
|
if (type != 0) { // Directory Index ... skip
|
|
|
|
|
fname = decode_filename(grf_filelist+ofs+6, grf_filelist[ofs]-6);
|
|
|
|
|
if (strlen(fname) > sizeof(aentry.fn) - 1) {
|
|
|
|
|
int ofs2 = ofs+getlong(grf_filelist+ofs)+4;
|
|
|
|
|
unsigned char type = grf_filelist[ofs2+12];
|
|
|
|
|
if( type & FILELIST_TYPE_FILE )
|
|
|
|
|
{
|
|
|
|
|
char* fname = decode_filename(grf_filelist+ofs+6, grf_filelist[ofs]-6);
|
|
|
|
|
int srclen = getlong(grf_filelist+ofs2+0) - getlong(grf_filelist+ofs2+8) - 715;
|
|
|
|
|
|
|
|
|
|
if( strlen(fname) > sizeof(aentry.fn) - 1 )
|
|
|
|
|
{
|
|
|
|
|
ShowFatalError("GRF file name %s is too long\n", fname);
|
|
|
|
|
aFree(grf_filelist);
|
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
|
}
|
|
|
|
|
srclen = 0;
|
|
|
|
|
if ((period_ptr = strrchr(fname, '.')) != NULL) {
|
|
|
|
|
for(lop = 0; lop < 4; lop++) {
|
|
|
|
|
if (strcmpi(period_ptr, ".gnd\0.gat\0.act\0.str"+lop*5) == 0)
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
srclen = getlong(grf_filelist+ofs2) - getlong(grf_filelist+ofs2+8) - 715;
|
|
|
|
|
if(lop == 4) {
|
|
|
|
|
for(lop = 10, srccount = 1; srclen >= lop; lop = lop * 10, srccount++);
|
|
|
|
|
} else {
|
|
|
|
|
srccount = 0;
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
srccount = 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
type |= ( isFullEncrypt(fname) ) ? FILELIST_TYPE_ENCRYPT_MIXED : FILELIST_TYPE_ENCRYPT_HEADER;
|
|
|
|
|
|
|
|
|
|
aentry.srclen = srclen;
|
|
|
|
|
aentry.srclen_aligned = getlong(grf_filelist+ofs2+4)-37579;
|
|
|
|
|
aentry.declen = getlong(grf_filelist+ofs2+8);
|
|
|
|
|
aentry.srcpos = getlong(grf_filelist+ofs2+13)+0x2e;
|
|
|
|
|
aentry.cycle = srccount;
|
|
|
|
|
aentry.type = type;
|
|
|
|
|
safestrncpy(aentry.fn, fname, sizeof(aentry.fn));
|
|
|
|
|
aentry.fnd = NULL;
|
|
|
|
|
@ -515,11 +576,15 @@ static int grfio_entryread(char* grfname, int gentry)
|
|
|
|
|
#endif
|
|
|
|
|
filelist_modify(&aentry);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
ofs = ofs2 + 17;
|
|
|
|
|
}
|
|
|
|
|
aFree(grf_filelist);
|
|
|
|
|
|
|
|
|
|
} else if (grf_version == 0x02) { //****** Grf version 02xx ******
|
|
|
|
|
aFree(grf_filelist);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
if( grf_version == 0x02 )
|
|
|
|
|
{// ****** Grf version 02xx ******
|
|
|
|
|
unsigned char eheader[8];
|
|
|
|
|
unsigned char *rBuf;
|
|
|
|
|
uLongf rSize, eSize;
|
|
|
|
|
@ -528,7 +593,8 @@ static int grfio_entryread(char* grfname, int gentry)
|
|
|
|
|
rSize = getlong(eheader); // Read Size
|
|
|
|
|
eSize = getlong(eheader+4); // Extend Size
|
|
|
|
|
|
|
|
|
|
if ((long)rSize > grf_size-ftell(fp)) {
|
|
|
|
|
if( (long)rSize > grf_size-ftell(fp) )
|
|
|
|
|
{
|
|
|
|
|
fclose(fp);
|
|
|
|
|
ShowError("Illegal data format: GRF compress entry size\n");
|
|
|
|
|
return 4;
|
|
|
|
|
@ -545,33 +611,27 @@ static int grfio_entryread(char* grfname, int gentry)
|
|
|
|
|
entrys = getlong(grf_header+0x26) - 7;
|
|
|
|
|
|
|
|
|
|
// Get an entry
|
|
|
|
|
for(entry = 0, ofs = 0; entry < entrys; entry++) {
|
|
|
|
|
int ofs2, srclen, srccount, type;
|
|
|
|
|
for( entry = 0, ofs = 0; entry < entrys; ++entry )
|
|
|
|
|
{
|
|
|
|
|
FILELIST aentry;
|
|
|
|
|
|
|
|
|
|
fname = (char*)(grf_filelist+ofs);
|
|
|
|
|
if (strlen(fname) > sizeof(aentry.fn)-1) {
|
|
|
|
|
char* fname = (char*)(grf_filelist+ofs);
|
|
|
|
|
int ofs2 = ofs + (int)strlen(fname)+1;
|
|
|
|
|
int type = grf_filelist[ofs2+12];
|
|
|
|
|
|
|
|
|
|
if( strlen(fname) > sizeof(aentry.fn)-1 )
|
|
|
|
|
{
|
|
|
|
|
ShowFatalError("GRF file name %s is too long\n", fname);
|
|
|
|
|
aFree(grf_filelist);
|
|
|
|
|
exit(EXIT_FAILURE);
|
|
|
|
|
}
|
|
|
|
|
ofs2 = ofs + (int)strlen(fname)+1;
|
|
|
|
|
type = grf_filelist[ofs2+12];
|
|
|
|
|
if (type == 1 || type == 3 || type == 5) {
|
|
|
|
|
srclen = getlong(grf_filelist+ofs2);
|
|
|
|
|
if (grf_filelist[ofs2+12] == 3) {
|
|
|
|
|
for (lop = 10, srccount = 1; srclen >= lop; lop = lop * 10, srccount++);
|
|
|
|
|
} else if (grf_filelist[ofs2+12] == 5) {
|
|
|
|
|
srccount = 0;
|
|
|
|
|
} else { // if (grf_filelist[ofs2+12]==1) {
|
|
|
|
|
srccount = -1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
aentry.srclen = srclen;
|
|
|
|
|
if( type & FILELIST_TYPE_FILE )
|
|
|
|
|
{// file
|
|
|
|
|
aentry.srclen = getlong(grf_filelist+ofs2+0);
|
|
|
|
|
aentry.srclen_aligned = getlong(grf_filelist+ofs2+4);
|
|
|
|
|
aentry.declen = getlong(grf_filelist+ofs2+8);
|
|
|
|
|
aentry.srcpos = getlong(grf_filelist+ofs2+13)+0x2e;
|
|
|
|
|
aentry.cycle = srccount;
|
|
|
|
|
aentry.type = type;
|
|
|
|
|
safestrncpy(aentry.fn, fname, sizeof(aentry.fn));
|
|
|
|
|
aentry.fnd = NULL;
|
|
|
|
|
@ -582,30 +642,72 @@ static int grfio_entryread(char* grfname, int gentry)
|
|
|
|
|
#endif
|
|
|
|
|
filelist_modify(&aentry);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
ofs = ofs2 + 17;
|
|
|
|
|
}
|
|
|
|
|
aFree(grf_filelist);
|
|
|
|
|
|
|
|
|
|
} else { //****** Grf Other version ******
|
|
|
|
|
aFree(grf_filelist);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{// ****** Grf Other version ******
|
|
|
|
|
fclose(fp);
|
|
|
|
|
ShowError("GRF version %04x not supported\n",getlong(grf_header+0x2a));
|
|
|
|
|
return 4;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
filelist_adjust(); // Unnecessary area release of filelist
|
|
|
|
|
filelist_compact(); // Unnecessary area release of filelist
|
|
|
|
|
|
|
|
|
|
return 0; // 0:no error
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/*==========================================
|
|
|
|
|
* Grfio : Resource file check
|
|
|
|
|
*------------------------------------------*/
|
|
|
|
|
|
|
|
|
|
static bool grfio_parse_restable_row(const char* row)
|
|
|
|
|
{
|
|
|
|
|
char w1[256], w2[256];
|
|
|
|
|
char src[256], dst[256];
|
|
|
|
|
char local[256];
|
|
|
|
|
FILELIST* entry;
|
|
|
|
|
|
|
|
|
|
if( sscanf(row, "%[^#]#%[^#]#", w1, w2) != 2 )
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
|
|
if( strstr(w2, ".gat") == NULL && strstr(w2, ".rsw") == NULL )
|
|
|
|
|
return false; // we only need the maps' GAT and RSW files
|
|
|
|
|
|
|
|
|
|
sprintf(src, "data\\%s", w1);
|
|
|
|
|
sprintf(dst, "data\\%s", w2);
|
|
|
|
|
|
|
|
|
|
entry = filelist_find(dst);
|
|
|
|
|
if( entry != NULL )
|
|
|
|
|
{// alias for GRF resource
|
|
|
|
|
FILELIST fentry;
|
|
|
|
|
memcpy(&fentry, entry, sizeof(FILELIST));
|
|
|
|
|
safestrncpy(fentry.fn, src, sizeof(fentry.fn));
|
|
|
|
|
fentry.fnd = aStrdup(dst);
|
|
|
|
|
filelist_modify(&fentry);
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
grfio_localpath_create(local, sizeof(local), dst);
|
|
|
|
|
if( exists(local) )
|
|
|
|
|
{// alias for local resource
|
|
|
|
|
FILELIST fentry;
|
|
|
|
|
memset(&fentry, 0, sizeof(fentry));
|
|
|
|
|
safestrncpy(fentry.fn, src, sizeof(fentry.fn));
|
|
|
|
|
fentry.fnd = aStrdup(dst);
|
|
|
|
|
filelist_modify(&fentry);
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/// Grfio Resource file check.
|
|
|
|
|
static void grfio_resourcecheck(void)
|
|
|
|
|
{
|
|
|
|
|
char w1[256], w2[256], src[256], dst[256], restable[256], line[256], local[256];
|
|
|
|
|
char restable[256];
|
|
|
|
|
char *ptr, *buf;
|
|
|
|
|
FILELIST* entry;
|
|
|
|
|
FILELIST fentry;
|
|
|
|
|
int size;
|
|
|
|
|
FILE* fp;
|
|
|
|
|
int i = 0;
|
|
|
|
|
@ -614,41 +716,15 @@ static void grfio_resourcecheck(void)
|
|
|
|
|
grfio_localpath_create(restable, sizeof(restable), "data\\resnametable.txt");
|
|
|
|
|
|
|
|
|
|
fp = fopen(restable, "rb");
|
|
|
|
|
if (fp) {
|
|
|
|
|
while(fgets(line, sizeof(line), fp))
|
|
|
|
|
if( fp != NULL )
|
|
|
|
|
{
|
|
|
|
|
char line[256];
|
|
|
|
|
while( fgets(line, sizeof(line), fp) )
|
|
|
|
|
{
|
|
|
|
|
if (sscanf(line, "%[^#]#%[^#]#", w1, w2) == 2 &&
|
|
|
|
|
// we only need the maps' GAT and RSW files
|
|
|
|
|
(strstr(w2, ".gat") || strstr(w2, ".rsw")))
|
|
|
|
|
{
|
|
|
|
|
sprintf(src, "data\\%s", w1);
|
|
|
|
|
sprintf(dst, "data\\%s", w2);
|
|
|
|
|
entry = filelist_find(dst);
|
|
|
|
|
// create new entries reusing the original's info
|
|
|
|
|
if (entry != NULL)
|
|
|
|
|
{// alias for GRF resource
|
|
|
|
|
memcpy(&fentry, entry, sizeof(FILELIST));
|
|
|
|
|
safestrncpy(fentry.fn, src, sizeof(fentry.fn));
|
|
|
|
|
fentry.fnd = aStrdup(dst);
|
|
|
|
|
filelist_modify(&fentry);
|
|
|
|
|
i++;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
grfio_localpath_create(local, sizeof(local), dst);
|
|
|
|
|
|
|
|
|
|
if( exists(local) )
|
|
|
|
|
{// alias for local resource
|
|
|
|
|
memset(&fentry, 0, sizeof(fentry));
|
|
|
|
|
//fentry.gentry = 0;
|
|
|
|
|
safestrncpy(fentry.fn, src, sizeof(fentry.fn));
|
|
|
|
|
fentry.fnd = aStrdup(dst);
|
|
|
|
|
filelist_modify(&fentry);
|
|
|
|
|
i++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if( grfio_parse_restable_row(line) )
|
|
|
|
|
++i;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fclose(fp);
|
|
|
|
|
ShowStatus("Done reading '"CL_WHITE"%d"CL_RESET"' entries in '"CL_WHITE"%s"CL_RESET"'.\n", i, "resnametable.txt");
|
|
|
|
|
return; // we're done here!
|
|
|
|
|
@ -656,57 +732,34 @@ static void grfio_resourcecheck(void)
|
|
|
|
|
|
|
|
|
|
// read resnametable from loaded GRF's, only if it cannot be loaded from the data directory
|
|
|
|
|
buf = (char *)grfio_reads("data\\resnametable.txt", &size);
|
|
|
|
|
if (buf) {
|
|
|
|
|
buf[size] = 0;
|
|
|
|
|
if( buf != NULL )
|
|
|
|
|
{
|
|
|
|
|
buf[size] = '\0';
|
|
|
|
|
|
|
|
|
|
ptr = buf;
|
|
|
|
|
while (ptr - buf < size) {
|
|
|
|
|
if (sscanf(ptr, "%[^#]#%[^#]#", w1, w2) == 2 &&
|
|
|
|
|
(strstr(w2, ".gat") || strstr(w2, ".rsw")))
|
|
|
|
|
{
|
|
|
|
|
sprintf(src, "data\\%s", w1);
|
|
|
|
|
sprintf(dst, "data\\%s", w2);
|
|
|
|
|
entry = filelist_find(dst);
|
|
|
|
|
if (entry != NULL)
|
|
|
|
|
{// alias for GRF resource
|
|
|
|
|
memcpy(&fentry, entry, sizeof(FILELIST));
|
|
|
|
|
safestrncpy(fentry.fn, src, sizeof(fentry.fn));
|
|
|
|
|
fentry.fnd = aStrdup(dst);
|
|
|
|
|
filelist_modify(&fentry);
|
|
|
|
|
i++;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
grfio_localpath_create(local, sizeof(local), dst);
|
|
|
|
|
while( ptr - buf < size )
|
|
|
|
|
{
|
|
|
|
|
if( grfio_parse_restable_row(ptr) )
|
|
|
|
|
++i;
|
|
|
|
|
|
|
|
|
|
if( exists(local) )
|
|
|
|
|
{// alias for local resource
|
|
|
|
|
memset(&fentry, 0, sizeof(fentry));
|
|
|
|
|
//fentry.gentry = 0;
|
|
|
|
|
safestrncpy(fentry.fn, src, sizeof(fentry.fn));
|
|
|
|
|
fentry.fnd = aStrdup(dst);
|
|
|
|
|
filelist_modify(&fentry);
|
|
|
|
|
i++;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
ptr = strchr(ptr, '\n'); // Next line
|
|
|
|
|
if (!ptr) break;
|
|
|
|
|
ptr = strchr(ptr, '\n');
|
|
|
|
|
if( ptr == NULL ) break;
|
|
|
|
|
ptr++;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
aFree(buf);
|
|
|
|
|
ShowStatus("Done reading '"CL_WHITE"%d"CL_RESET"' entries in '"CL_WHITE"%s"CL_RESET"'.\n", i, "data\\resnametable.txt");
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// reads a grf file and adds it to the list
|
|
|
|
|
static int grfio_add(char* fname)
|
|
|
|
|
{
|
|
|
|
|
#define GENTRY_ADDS 4 // The number increment of gentry_table entries
|
|
|
|
|
|
|
|
|
|
if (gentry_entrys >= gentry_maxentry) {
|
|
|
|
|
/// Reads a grf file and adds it to the list.
|
|
|
|
|
static int grfio_add(const char* fname)
|
|
|
|
|
{
|
|
|
|
|
if( gentry_entrys >= gentry_maxentry )
|
|
|
|
|
{
|
|
|
|
|
#define GENTRY_ADDS 4 // The number increment of gentry_table entries
|
|
|
|
|
gentry_maxentry += GENTRY_ADDS;
|
|
|
|
|
gentry_table = (char**)aRealloc(gentry_table, gentry_maxentry * sizeof(char*));
|
|
|
|
|
memset(gentry_table + (gentry_maxentry - GENTRY_ADDS), 0, sizeof(char*) * GENTRY_ADDS);
|
|
|
|
|
@ -717,7 +770,8 @@ static int grfio_add(char* fname)
|
|
|
|
|
return grfio_entryread(fname, gentry_entrys - 1);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// removes all entries
|
|
|
|
|
|
|
|
|
|
/// Finalizes grfio.
|
|
|
|
|
void grfio_final(void)
|
|
|
|
|
{
|
|
|
|
|
if (filelist != NULL) {
|
|
|
|
|
@ -743,46 +797,48 @@ void grfio_final(void)
|
|
|
|
|
gentry_entrys = gentry_maxentry = 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/*==========================================
|
|
|
|
|
* Grfio : Initialize
|
|
|
|
|
*------------------------------------------*/
|
|
|
|
|
void grfio_init(char* fname)
|
|
|
|
|
|
|
|
|
|
/// Initializes grfio.
|
|
|
|
|
void grfio_init(const char* fname)
|
|
|
|
|
{
|
|
|
|
|
FILE* data_conf;
|
|
|
|
|
char line[1024], w1[1024], w2[1024];
|
|
|
|
|
int grf_num = 0;
|
|
|
|
|
|
|
|
|
|
hashinit(); // hash table initialization
|
|
|
|
|
|
|
|
|
|
data_conf = fopen(fname, "r");
|
|
|
|
|
// It will read, if there is grf-files.txt.
|
|
|
|
|
if (data_conf) {
|
|
|
|
|
while(fgets(line, sizeof(line), data_conf))
|
|
|
|
|
if( data_conf != NULL )
|
|
|
|
|
{
|
|
|
|
|
char line[1024];
|
|
|
|
|
while( fgets(line, sizeof(line), data_conf) )
|
|
|
|
|
{
|
|
|
|
|
if (line[0] == '/' && line[1] == '/')
|
|
|
|
|
continue;
|
|
|
|
|
if (sscanf(line, "%[^:]: %[^\r\n]", w1, w2) != 2)
|
|
|
|
|
continue;
|
|
|
|
|
char w1[1024], w2[1024];
|
|
|
|
|
|
|
|
|
|
if( line[0] == '/' && line[1] == '/' )
|
|
|
|
|
continue; // skip comments
|
|
|
|
|
|
|
|
|
|
if( sscanf(line, "%[^:]: %[^\r\n]", w1, w2) != 2 )
|
|
|
|
|
continue; // skip unrecognized lines
|
|
|
|
|
|
|
|
|
|
// Entry table reading
|
|
|
|
|
if(strcmp(w1, "grf") == 0) // GRF file
|
|
|
|
|
grf_num += (grfio_add(w2) == 0);
|
|
|
|
|
else if(strcmp(w1,"data_dir") == 0) { // Data directory
|
|
|
|
|
if( strcmp(w1, "grf") == 0 ) // GRF file
|
|
|
|
|
if( grfio_add(w2) == 0 )
|
|
|
|
|
++grf_num;
|
|
|
|
|
else
|
|
|
|
|
if( strcmp(w1,"data_dir") == 0 ) // Data directory
|
|
|
|
|
safestrncpy(data_dir, w2, sizeof(data_dir));
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fclose(data_conf);
|
|
|
|
|
ShowStatus("Done reading '"CL_WHITE"%s"CL_RESET"'.\n", fname);
|
|
|
|
|
} // end of reading grf-files.txt
|
|
|
|
|
|
|
|
|
|
if (grf_num == 0) {
|
|
|
|
|
ShowInfo("No GRF loaded, using default data directory\n");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if( grf_num == 0 )
|
|
|
|
|
ShowInfo("No GRF loaded, using default data directory\n");
|
|
|
|
|
|
|
|
|
|
// Unneccessary area release of filelist
|
|
|
|
|
filelist_adjust();
|
|
|
|
|
filelist_compact();
|
|
|
|
|
|
|
|
|
|
// Resource check
|
|
|
|
|
grfio_resourcecheck();
|
|
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
eathenabot