void glk_main ()
{
strid_t file = mac_gamefile;
size_t size, remaining;
git_uint8 * data;
git_uint8 * ptr;
glk_stream_set_position (file, 0, seekmode_End);
size = glk_stream_get_position (file);
glk_stream_set_position (file, 0, seekmode_Start);
data = malloc (size);
ptr = data;
remaining = size;
while (remaining > 0)
{
size_t n = glk_get_buffer_stream (file, (char *) ptr, remaining);
if (n == 0)
{
printf ("Can't read file.");
exit(1);
}
remaining -= n;
ptr += n;
}
glk_stream_close (file, NULL);
git (data, size, CACHE_SIZE, UNDO_SIZE);
}
void gitWithStream (strid_t str, git_uint32 cacheSize, git_uint32 undoSize)
{
char * game;
git_uint32 gamePos;
git_uint32 gameSize;
git_uint32 remaining;
char * ptr;
char buffer [4];
glk_stream_set_position (str, 0, seekmode_Start);
if (4 != glk_get_buffer_stream (str, buffer, 4))
fatalError ("can't read from game file stream");
if (readtag (buffer) == FORM)
{
giblorb_result_t result = handleBlorb (str);
gamePos = result.data.startpos;
gameSize = result.length;
}
else
{
gamePos = 0;
glk_stream_set_position (str, 0, seekmode_End);
gameSize = glk_stream_get_position (str);
}
game = malloc (gameSize);
if (game == NULL)
fatalError ("failed to allocate memory to store game file");
glk_stream_set_position (str, gamePos, seekmode_Start);
remaining = gameSize;
ptr = game;
while (remaining > 0)
{
git_uint32 n = glk_get_buffer_stream (str, ptr, remaining);
if (n == 0)
fatalError ("failed to read entire game file");
remaining -= n;
ptr += n;
}
gitMain ((git_uint8 *) game, gameSize, cacheSize, undoSize);
free (game);
}
int runblorb(char *path, char *game)
{
char magic[4];
strid_t file;
giblorb_result_t res;
giblorb_err_t err;
giblorb_map_t *map;
sprintf(tmp, "Could not load Blorb file:\n%s\n", game);
file = glkunix_stream_open_pathname(game, 0, 0);
if (!file)
{
winmsg(tmp);
return FALSE;
}
err = giblorb_create_map(file, &map);
if (err)
{
winmsg(tmp);
return FALSE;
}
err = giblorb_load_resource(map, giblorb_method_FilePos,
&res, giblorb_ID_Exec, 0);
if (err)
{
winmsg(tmp);
return FALSE;
}
glk_stream_set_position(file, res.data.startpos, 0);
glk_get_buffer_stream(file, magic, 4);
switch (res.chunktype)
{
case ID_ZCOD:
if (strlen(terp))
return winterp(path, strcat(exe,terp), flags, game);
else if (magic[0] == 6)
return winterp(path, strcat(exe,T_ZSIX), flags, game);
else
return winterp(path, strcat(exe,T_ZCODE), flags, game);
break;
case ID_GLUL:
if (strlen(terp))
return winterp(path, strcat(exe,terp), flags, game);
else
return winterp(path, strcat(exe,T_GLULX), flags, game);
break;
default:
sprintf(tmp, "Unknown game type in Blorb file:\n%s\n", game);
winmsg(tmp);
}
return FALSE;
}
int glkint_setfilepos(z_file *fileref, long seek, int whence)
{
if (fileref->implementation == FILE_IMPLEMENTATION_STDIO)
return z_filesys_interface_c.setfilepos(fileref, seek, whence);
else
{
if (whence == SEEK_SET)
glk_stream_set_position(
(strid_t)fileref->file_object, seek, seekmode_Start);
else if (whence == SEEK_CUR)
glk_stream_set_position(
(strid_t)fileref->file_object, seek, seekmode_Current);
else if (whence == SEEK_END)
glk_stream_set_position(
(strid_t)fileref->file_object, seek, seekmode_End);
return 0;
}
}
/* db_restart - restart the current game */
int db_restart()
{
glk_stream_set_position(datafd,saveoff,seekmode_Start);
if (glk_get_buffer_stream(datafd,save,slen) != slen)
return (NIL);
complement(save,slen);
setvalue(V_OCOUNT,ocount);
longjmp(restart,1);
}
BOOL ifffindchunk(strid_t stream, const char *type, glui32 *length, glui32 loc)
{
char t[4];
glui32 file_size;
glk_stream_set_position(stream, 0, seekmode_End);
file_size = glk_stream_get_position(stream);
glk_stream_set_position(stream, loc, seekmode_Start);
*length = 0;
do {
glk_stream_set_position(stream, *length, seekmode_Current);
if(!iffgetchunk(stream, t, length, file_size))
return FALSE;
} while((t[0] != type[0]) || (t[1] != type[1]) ||
(t[2] != type[2]) || (t[3] != type[3]));
return TRUE;
}
static int reposition_write(dest_t *dest, glui32 pos)
{
if (dest->ismem) {
dest->pos = pos;
}
else {
glk_stream_set_position(dest->str, pos, seekmode_Start);
dest->pos = pos;
}
return 0;
}
static glui32 write_memstate(dest_t *dest)
{
glui32 res, pos;
int val;
int runlen;
unsigned char ch;
res = write_long(dest, endmem);
if (res)
return res;
runlen = 0;
glk_stream_set_position(gamefile, gamefile_start+ramstart, seekmode_Start);
for (pos=ramstart; pos<endmem; pos++) {
ch = Mem1(pos);
if (pos < endgamefile) {
val = glk_get_char_stream(gamefile);
if (val == -1) {
fatal_error("The game file ended unexpectedly while saving.");
}
ch ^= (unsigned char)val;
}
if (ch == 0) {
runlen++;
}
else {
/* Write any run we've got. */
while (runlen) {
if (runlen >= 0x100)
val = 0x100;
else
val = runlen;
res = write_byte(dest, 0);
if (res)
return res;
res = write_byte(dest, (val-1));
if (res)
return res;
runlen -= val;
}
/* Write the byte we got. */
res = write_byte(dest, ch);
if (res)
return res;
}
}
/* It's possible we've got a run left over, but we don't write it. */
return 0;
}
giblorb_err_t giblorb_load_chunk_by_number(giblorb_map_t *map,
glui32 method, giblorb_result_t *res, glui32 chunknum)
{
giblorb_chunkdesc_t *chu;
// XCode: removed "chunknum < 0" test to shut up compiler warning
if (chunknum >= map->numchunks)
return giblorb_err_NotFound;
chu = &(map->chunks[chunknum]);
switch (method) {
case giblorb_method_DontLoad:
/* do nothing */
break;
case giblorb_method_FilePos:
res->data.startpos = chu->datpos;
break;
case giblorb_method_Memory:
if (!chu->ptr) {
glui32 readlen;
void *dat = giblorb_malloc(chu->len);
if (!dat)
return giblorb_err_Alloc;
glk_stream_set_position(map->file, chu->datpos,
seekmode_Start);
readlen = glk_get_buffer_stream(map->file, dat,
chu->len);
if (readlen != chu->len)
return giblorb_err_Read;
chu->ptr = dat;
}
res->data.ptr = chu->ptr;
break;
}
res->chunknum = chunknum;
res->length = chu->len;
res->chunktype = chu->type;
return giblorb_err_None;
}
int glkunix_startup_code_glulxe(glkunix_startup_t *data)
{
/* It turns out to be more convenient if we return TRUE from here, even
when an error occurs, and display an error in glk_main(). */
char *cx;
unsigned char buf[12];
int res;
if (data->argc <= 1) {
ginit_err = "You must supply the name of a game file.";
return FALSE;
}
cx = data->argv[1];
gamefile = glkunix_stream_open_pathname(cx, FALSE, 1);
if (!gamefile) {
ginit_err = "The game file could not be opened.";
ginit_err2 = cx;
return TRUE;
}
/* Now we have to check to see if it's a Blorb file. */
glk_stream_set_position(gamefile, 0, seekmode_Start);
res = glk_get_buffer_stream(gamefile, (char *)buf, 12);
if (!res) {
ginit_err = "The data in this stand-alone game is too short to read.";
return TRUE;
}
if (buf[0] == 'G' && buf[1] == 'l' && buf[2] == 'u' && buf[3] == 'l') {
locate_gamefile(FALSE);
return TRUE;
}
else if (buf[0] == 'F' && buf[1] == 'O' && buf[2] == 'R' && buf[3] == 'M'
&& buf[8] == 'I' && buf[9] == 'F' && buf[10] == 'R' && buf[11] == 'S') {
locate_gamefile(TRUE);
return TRUE;
}
else {
ginit_err = "This is neither a Glulx game file nor a Blorb file "
"which contains one.";
return TRUE;
}
}
glui32 perform_verify()
{
glui32 len, checksum, newlen;
unsigned char buf[4];
glui32 val, newsum, ix;
len = gamefile_len;
if (len < 256 || (len & 0xFF) != 0)
return 1;
glk_stream_set_position(gamefile, gamefile_start, seekmode_Start);
newsum = 0;
/* Read the header */
for (ix=0; ix<9; ix++) {
newlen = glk_get_buffer_stream(gamefile, (char *)buf, 4);
if (newlen != 4)
return 1;
val = Read4(buf);
if (ix == 3) {
if (len != val)
return 1;
}
if (ix == 8)
checksum = val;
else
newsum += val;
}
/* Read everything else */
for (; ix < len/4; ix++) {
newlen = glk_get_buffer_stream(gamefile, (char *)buf, 4);
if (newlen != 4)
return 1;
val = Read4(buf);
newsum += val;
}
if (newsum != checksum)
return 1;
return 0;
}
BOOL check_game_for_save(strid_t gamefile, zword release, const char serial[6],
zword checksum)
{
int i;
unsigned char header[64];
glk_stream_set_position(gamefile, 0, seekmode_Start);
if(glk_get_buffer_stream(gamefile, (char *) header, 64) != 64)
return FALSE;
if(header[HD_ZVERSION] == 0 || header[HD_ZVERSION] > 8)
return FALSE;
if(MSBdecodeZ(header + HD_RELNUM) != release)
return FALSE;
if(MSBdecodeZ(header + HD_CHECKSUM) != checksum)
return FALSE;
for(i = 0; i < 6; i++) {
if(header[HD_SERNUM + i] != serial[i])
return FALSE;
}
return TRUE;
}
static Boolean startup_when_builtin()
{
unsigned char buf[12];
int res;
glk_stream_set_position(gamefile, 0, seekmode_Start);
res = glk_get_buffer_stream(gamefile, (char *)buf, 12);
if (!res) {
init_err = "The data in this stand-alone game is too short to read.";
return FALSE;
}
if (buf[0] == 'G' && buf[1] == 'l' && buf[2] == 'u' && buf[3] == 'l') {
return locate_gamefile(FALSE);
}
else if (buf[0] == 'F' && buf[1] == 'O' && buf[2] == 'R' && buf[3] == 'M'
&& buf[8] == 'I' && buf[9] == 'F' && buf[10] == 'R' && buf[11] == 'S') {
return locate_gamefile(TRUE);
}
else {
init_err = "This is neither a Glulx game file nor a Blorb file which contains one.";
return FALSE;
}
}
/* init_serial():
Set up the undo chain and anything else that needs to be set up.
*/
int init_serial()
{
undo_chain_num = 0;
undo_chain_size = max_undo_level;
undo_chain = (unsigned char **)glulx_malloc(sizeof(unsigned char *) * undo_chain_size);
if (!undo_chain)
return FALSE;
#ifdef SERIALIZE_CACHE_RAM
{
glui32 len = (endmem - ramstart);
glui32 res;
ramcache = (unsigned char *)glulx_malloc(sizeof(unsigned char *) * len);
if (!ramcache)
return FALSE;
glk_stream_set_position(gamefile, gamefile_start+ramstart, seekmode_Start);
res = glk_get_buffer_stream(gamefile, (char *)ramcache, len);
if (res != len)
return FALSE;
}
#endif /* SERIALIZE_CACHE_RAM */
return TRUE;
}
void glk_main(void)
{
/* Open the main window. */
mainwin = glk_window_open(0, 0, 0, wintype_TextBuffer, 1);
if (!mainwin) {
/* It's possible that the main window failed to open. There's
nothing we can do without it, so exit. */
return;
}
glui32 buffer[1024];
int i;
for(i = 0; i < 512; i++) {
buffer[i * 2] = i + 33;
buffer[i * 2 + 1] = 32;
}
/* frefid_t f = glk_fileref_create_temp(fileusage_BinaryMode, 0);
if(f)
{
strid_t s = glk_stream_open_file(f, filemode_ReadWrite, 0);*/
glui32 membuf[512];
strid_t s = glk_stream_open_memory_uni(membuf, 512, filemode_ReadWrite, 0);
glk_stream_set_current(s);
glk_put_char_uni('X');
glk_put_string("Philip en Marijn zijn vet goed.\n");
glk_put_buffer_uni(buffer, 1024);
glk_stream_set_position(s, 0, seekmode_Start);
glk_set_window(mainwin);
glk_put_char_uni( glk_get_char_stream_uni(s) );
glk_put_char('\n');
printf("Line read: %d\n", glk_get_line_stream_uni(s, buffer, 1024) );
printf("string[5] = %X\n", buffer[5]);
glk_put_string_uni(buffer);
int count = glk_get_buffer_stream_uni(s, buffer, 1024);
printf("Buffer read: %d\n", count);
glk_put_string("\n---SOME CHARACTERS---\n");
glk_put_buffer_uni(buffer, count);
glk_put_string("\n---THE SAME CHARACTERS IN UPPERCASE---\n");
int newcount = glk_buffer_to_upper_case_uni(buffer, 1024, 1024);
glk_put_buffer_uni(buffer, newcount);
stream_result_t result;
glk_stream_close(s, &result);
fprintf(stderr, "Read count: %d\nWrite count: %d\n", result.readcount, result.writecount);
/* glk_fileref_destroy(f);
}*/
glk_set_interrupt_handler(&sayit);
event_t ev;
while(1) {
glk_put_string("\nprompt> ");
glk_request_line_event_uni(mainwin, buffer, 1024, 0);
glk_select(&ev);
switch(ev.type) {
default:
printf("Received event:\n");
printf("Type: %d\n", ev.type);
printf("Win: %d\n", glk_window_get_rock(ev.win) );
printf("Var1: %d\n", ev.val1);
printf("Var2: %d\n", ev.val2);
}
}
/* Bye bye */
glk_exit();
}
git_sint32 restoreFromFile (git_sint32 * base, git_sint32 id,
git_uint32 protectPos, git_uint32 protectSize)
{
git_uint32 protectEnd = protectPos + protectSize;
git_uint32 i;
strid_t file;
glui32 fileSize, fileStart;
int gotIdent = 0;
int gotMemory = 0;
int gotStack = 0;
int gotHeap = 0;
// Find out what stream they want to use, and make sure it's valid.
file = git_find_stream_by_id (id);
if (file == 0)
return 1;
// Read IFF header.
if (readWord (file) != read32("FORM"))
return 1; // Not an IFF file.
fileSize = readWord (file);
fileStart = glk_stream_get_position (file);
if (readWord (file) != read32("IFZS"))
return 1; // Not a Quetzal file.
// Discard the current heap.
heap_clear();
// Read all the chunks.
while (glk_stream_get_position(file) < fileStart + fileSize)
{
git_uint32 chunkType, chunkSize, chunkStart;
chunkType = readWord (file);
chunkSize = readWord (file);
chunkStart = glk_stream_get_position (file);
if (chunkType == read32("IFhd"))
{
if (gotIdent)
return 1;
gotIdent = 1;
if (chunkSize != 128)
return 1;
for (i = 0 ; i < 128 ; ++i)
{
glui32 c = glk_get_char_stream (file);
if (gRom [i] != c)
return 1;
}
}
else if (chunkType == read32("Stks"))
{
if (gotStack)
return 1;
gotStack = 1;
if (chunkSize & 3)
return 1;
gStackPointer = base;
for ( ; chunkSize > 0 ; chunkSize -= 4)
*gStackPointer++ = readWord(file);
}
else if (chunkType == read32("CMem"))
{
git_uint32 bytesRead = 0;
if (gotMemory)
return 1;
gotMemory = 1;
if (resizeMemory (readWord(file), 1))
fatalError ("Can't resize memory map");
bytesRead = 4;
i = gRamStart;
while (i < gExtStart && bytesRead < chunkSize)
{
int mult = 0;
char c = (char) glk_get_char_stream(file);
++bytesRead;
if (c == 0)
{
mult = (unsigned char) glk_get_char_stream(file);
++bytesRead;
}
for (++mult ; mult > 0 ; --mult, ++i)
if (i >= protectEnd || i < protectPos)
gRam [i] = gRom [i] ^ c;
}
while (i < gEndMem && bytesRead < chunkSize)
{
int mult = 0;
char c = (char) glk_get_char_stream(file);
++bytesRead;
if (c == 0)
{
mult = (unsigned char) glk_get_char_stream(file);
++bytesRead;
}
for (++mult ; mult > 0 ; --mult, ++i)
if (i >= protectEnd || i < protectPos)
gRam [i] = c;
}
while (i < gExtStart)
if (i >= protectEnd || i < protectPos)
gRam [i] = gRom [i], ++i;
while (i < gEndMem)
if (i >= protectEnd || i < protectPos)
gRam [i] = 0, ++i;
if (bytesRead != chunkSize)
return 1; // Too much data!
if (chunkSize & 1)
glk_get_char_stream (file);
}
else if (chunkType == read32("MAll"))
{
glui32 heapSize = 0;
glui32 * heap = 0;
if (gotHeap)
return 1;
gotHeap = 1;
if (chunkSize & 3)
return 1;
if (chunkSize > 0)
{
heap = malloc (chunkSize);
heapSize = chunkSize / 4;
for (i = 0 ; i < heapSize ; ++i)
heap[i] = readWord(file);
/* The summary might have come from any interpreter, so it could
be out of order. We'll sort it. */
qsort(heap+2, (heapSize-2)/2, 8, &sort_heap_summary);
if (heap_apply_summary (heapSize, heap))
fatalError ("Couldn't apply heap summary");
free (heap);
}
}
else
{
// Unknown chunk type -- just skip it.
glk_stream_set_position (file, (chunkSize + 1) & ~1, seekmode_Current);
}
}
// Make sure we have all the chunks we need.
if (!gotIdent)
fatalError ("No ident chunk in save file");
if (!gotStack)
fatalError ("No stack chunk in save file");
if (!gotMemory)
fatalError ("No memory chunk in save file");
// If we reach this point, we restored successfully.
return 0;
}
git_sint32 saveToFile (git_sint32 * base, git_sint32 * sp, git_sint32 id)
{
git_uint32 n, zeroCount;
glui32 fileSize, fileSizePos;
glui32 memSize, memSizePos;
glui32 heapSize;
glui32* heap;
strid_t file, oldFile;
// Find out what stream they want to use, and make sure it's valid.
file = git_find_stream_by_id (id);
if (file == 0)
return 1;
// Get the state of the heap.
if (heap_get_summary (&heapSize, &heap))
fatalError ("Couldn't get heap summary");
// Make the given stream the default.
oldFile = glk_stream_get_current ();
glk_stream_set_current (file);
// Write Quetzal header.
glk_put_string ("FORM");
fileSizePos = glk_stream_get_position (file);
writeWord (0);
glk_put_string ("IFZS");
// Header chunk.
glk_put_string ("IFhd");
writeWord (128);
glk_put_buffer ((char *) gRom, 128);
// Stack chunk.
glk_put_string ("Stks");
writeWord ((sp - base) * 4);
for (n = 0 ; n < (git_uint32) (sp - base) ; ++n)
writeWord (base [n]);
// Heap chunk.
if (heap != 0)
{
glk_put_string ("MAll");
writeWord (heapSize * 4);
for (n = 0 ; n < heapSize ; ++n)
writeWord (heap [n]);
free(heap);
}
// Memory chunk.
glk_put_string ("CMem");
memSizePos = glk_stream_get_position (file);
writeWord (0);
writeWord (gEndMem);
for (zeroCount = 0, n = gRamStart ; n < gEndMem ; ++n)
{
unsigned char romC = (n < gExtStart) ? gRom[n] : 0;
unsigned char c = ((git_uint32) romC) ^ ((git_uint32) gRam[n]);
if (c == 0)
++zeroCount;
else
{
for ( ; zeroCount > 256 ; zeroCount -= 256)
{
glk_put_char (0);
glk_put_char (0xff);
}
if (zeroCount > 0)
{
glk_put_char (0);
glk_put_char ((char) (zeroCount - 1));
zeroCount = 0;
}
glk_put_char (c);
}
}
// Note: we don't bother writing out any remaining zeroes,
// because the memory is padded out with zeroes on restore.
memSize = glk_stream_get_position (file) - memSizePos - 4;
if (memSize & 1)
glk_put_char (0);
// Back up and fill in the lengths.
fileSize = glk_stream_get_position (file) - fileSizePos - 4;
glk_stream_set_position (file, fileSizePos, seekmode_Start);
writeWord (fileSize);
glk_stream_set_position (file, memSizePos, seekmode_Start);
writeWord (memSize);
// Restore the previous default stream.
glk_stream_set_current (oldFile);
// And we're done.
return 0;
}
void gidispatch_call(glui32 funcnum, glui32 numargs, gluniversal_t *arglist)
{
gidispatch_function_t *gidispatch_function;
char *prototype;
int argument = 0;
int slot = 0;
gidispatch_function = gidispatch_get_function_by_id(funcnum);
prototype = gidispatch_prototype(funcnum);
printf("DEBUG: dispatch call name=%s, prototype=%s, numargs=%u -- ", gidispatch_function->name, prototype, (unsigned int)numargs);
if (strcmp(prototype, "4IuIuIuIs") == 0) {
printf("%u, %u, %u, %d\n", arglist[0].uint, arglist[1].uint, arglist[2].uint, arglist[3].sint);
} else if (strcmp(prototype, "3IuIu:Iu") == 0) {
printf("%u, %u, returning a glui32\n", arglist[0].uint, arglist[1].uint);
} else if (strcmp(prototype, "3Qa<Iu:Qa") == 0) {
printf("win at %p, outref to a glui32, returning a winid_t\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "3Qc<Iu:Qc") == 0) {
printf("fileref at %p, outref to a glui32, returning a frefid_t\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "1Qa:") == 0) {
printf("win at %p\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "6QaIuIuIuIu:Qa") == 0) {
printf("win at %p, %u, %u, %u, %u, returning a winid_t\n", arglist[0].opaqueref, arglist[1].uint, arglist[2].uint, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "4IuIuIuIs:") == 0) {
printf("%u, %u, %u, %d\n", arglist[0].uint, arglist[1].uint, arglist[2].uint, arglist[3].sint);
} else if (strcmp(prototype, "1Qb:") == 0) {
printf("stream at %p\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "1Iu:") == 0) {
printf("%u\n", arglist[0].uint);
} else if (strcmp(prototype, "2Qb<[2IuIu]:") == 0) {
printf("stream at %p, some struct stuff here\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "3IuIuIu:") == 0) {
printf("%u, %u, %u\n", arglist[0].uint, arglist[1].uint, arglist[2].uint);
} else if (strcmp(prototype, "1:Qb") == 0) {
printf("returning a strid_t\n");
} else if (strcmp(prototype, "4&+#!IuIuIu:Qb") == 0) {
printf("retained, nonnull, array of glui32 at %p for length %u, %u, %u, returning a strid_t\n", arglist[1].array, arglist[2].uint, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "2Qc:Iu") == 0) {
printf("fileref at %p, returning a glui32\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "1<+[4IuQaIuIu]:") == 0) {
printf("some struct stuff here, nonnull\n");
} else if (strcmp(prototype, "1:Qb") == 0) {
printf("returning a strid_t\n");
} else if (strcmp(prototype, "2Qb:Is") == 0) {
printf("stream at %p, returning a glsi32\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "2Qc:Iu") == 0) {
printf("fileref at %p, returning a glui32\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "3Qa&+#!CnIu:") == 0) {
printf("win at %p, retained, nonnull, array of char at %p for length %u, %u\n", arglist[0].opaqueref, arglist[2].array, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "3Qb<Iu:Qb") == 0) {
printf("stream at %p, outref to a glui32, returning a strid_t\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "4&+#!CnIuIu:Qb") == 0) {
printf("retained, nonnull, array of char at %p for length %u, %u, %u, returning a strid_t\n", arglist[1].array, arglist[2].uint, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "4&+#!IuIuIu:Qb") == 0) {
printf("retained, nonnull, array of glui32 at %p for length %u, %u, %u, returning a strid_t\n", arglist[1].array, arglist[2].uint, arglist[3].uint, arglist[4].uint);
} else if (strcmp(prototype, "4IuSIu:Qc") == 0) {
printf("%u, %s, %u, returning a frefid_t\n", arglist[0].uint, arglist[1].charstr, arglist[2].uint);
} else if (strcmp(prototype, "4QcIuIu:Qb") == 0) {
printf("fileref at %p, %u, %u, returning a strid_t\n", arglist[0].opaqueref, arglist[1].uint, arglist[2].uint);
} else if (strcmp(prototype, "3Qa<Iu<Iu:") == 0) {
printf("win at %p, outref to a glui32, outref to a glui32\n", arglist[0].opaqueref);
} else if (strcmp(prototype, "6QaIuIsIsIuIu:") == 0) {
printf("win at %p, %u, %d, %d, %u, %u\n", arglist[0].opaqueref, arglist[1].uint, arglist[2].sint, arglist[3].sint, arglist[4].uint, arglist[5].uint);
} else if (strcmp(prototype, "4Iu<Iu<Iu:Iu") == 0) {
printf("%u, outref to a glui32, outref to a glui32, returning a glui32\n", arglist[0].uint);
} else {
printf("unhandled prototype\n");
}
switch (funcnum) {
case 0x0004: /* gestalt */
arglist[3].uint = glk_gestalt(arglist[0].uint, arglist[1].uint);
break;
case 0x0005: /* gestalt_ext */
if (arglist[2].ptrflag) {
arglist[6].uint = glk_gestalt_ext(arglist[0].uint, arglist[1].uint,
arglist[3].array, arglist[4].uint);
}
else {
arglist[4].uint = glk_gestalt_ext(arglist[0].uint, arglist[1].uint,
NULL, 0);
}
break;
case 0x0020: /* window_iterate */
if (arglist[1].ptrflag)
arglist[4].opaqueref = glk_window_iterate(arglist[0].opaqueref, &arglist[2].uint);
else
arglist[3].opaqueref = glk_window_iterate(arglist[0].opaqueref, NULL);
break;
case 0x0023: /* window_open */
arglist[6].opaqueref = glk_window_open(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint, arglist[3].uint, arglist[4].uint);
break;
case 0x0025: /* window_get_size */
{
int ix = 1;
glui32 *ptr1, *ptr2;
if (!arglist[ix].ptrflag) {
ptr1 = NULL;
}
else {
ix++;
ptr1 = &(arglist[ix].uint);
}
ix++;
if (!arglist[ix].ptrflag) {
ptr2 = NULL;
}
else {
ix++;
ptr2 = &(arglist[ix].uint);
}
ix++;
glk_window_get_size(arglist[0].opaqueref, ptr1, ptr2);
}
break;
case 0x0028: /* window_get_type */
arglist[2].uint = glk_window_get_type(arglist[0].opaqueref);
break;
case 0x002A: /* window_clear */
glk_window_clear(arglist[0].opaqueref);
break;
case 0x002B: /* window_move_cursor */
glk_window_move_cursor(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint);
break;
case 0x002F: /* set_window */
glk_set_window(arglist[0].opaqueref);
break;
case 0x0040: /* stream_iterate */
if (arglist[1].ptrflag)
arglist[4].opaqueref = glk_stream_iterate(arglist[0].opaqueref, &arglist[2].uint);
else
arglist[3].opaqueref = glk_stream_iterate(arglist[0].opaqueref, NULL);
break;
case 0x0042: /* stream_open_file */
arglist[4].opaqueref = glk_stream_open_file(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint);
break;
case 0x0043: /* stream_open_memory */
if (arglist[0].ptrflag)
arglist[6].opaqueref = glk_stream_open_memory(arglist[1].array,
arglist[2].uint, arglist[3].uint, arglist[4].uint);
else
arglist[4].opaqueref = glk_stream_open_memory(NULL,
0, arglist[1].uint, arglist[2].uint);
break;
case 0x0044: /* stream_close */
if (arglist[1].ptrflag) {
stream_result_t dat;
glk_stream_close(arglist[0].opaqueref, &dat);
arglist[2].uint = dat.readcount;
arglist[3].uint = dat.writecount;
}
else {
glk_stream_close(arglist[0].opaqueref, NULL);
}
break;
case 0x0047: /* stream_set_current */
glk_stream_set_current(arglist[0].opaqueref);
break;
case 0x0048: /* stream_get_current */
arglist[1].opaqueref = glk_stream_get_current();
break;
case 0x0061: /* fileref_create_by_name */
arglist[4].opaqueref = glk_fileref_create_by_name(arglist[0].uint,
arglist[1].charstr, arglist[2].uint);
break;
case 0x0062: /* fileref_create_by_prompt */
arglist[4].opaqueref = glk_fileref_create_by_prompt(arglist[0].uint,
arglist[1].uint, arglist[2].uint);
break;
case 0x0067: /* fileref_does_file_exist */
arglist[2].uint = glk_fileref_does_file_exist(arglist[0].opaqueref);
break;
case 0x0086: /* set_style */
glk_set_style(arglist[0].uint);
break;
case 0x0087: /* set_style_stream */
glk_set_style_stream(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x0090: /* get_char_stream */
arglist[2].sint = glk_get_char_stream(arglist[0].opaqueref);
break;
case 0x00B0: /* stylehint_set */
glk_stylehint_set(arglist[0].uint, arglist[1].uint,
arglist[2].uint, arglist[3].sint);
break;
case 0x00C0: /* select */
if (arglist[0].ptrflag) {
event_t dat;
glk_select(&dat);
arglist[1].uint = dat.type;
arglist[2].opaqueref = dat.win;
arglist[3].uint = dat.val1;
arglist[4].uint = dat.val2;
}
else {
glk_select(NULL);
}
break;
case 0x00D0: /* request_line_event */
if (arglist[1].ptrflag)
glk_request_line_event(arglist[0].opaqueref, arglist[2].array,
arglist[3].uint, arglist[4].uint);
else
glk_request_line_event(arglist[0].opaqueref, NULL,
0, arglist[2].uint);
break;
case 0x00D2: /* request_char_event */
glk_request_char_event(arglist[0].opaqueref);
break;
case 0x00E0: /* image_get_info */
{
int ix = 1;
glui32 *ptr1, *ptr2;
if (!arglist[ix].ptrflag) {
ptr1 = NULL;
}
else {
ix++;
ptr1 = &(arglist[ix].uint);
}
ix++;
if (!arglist[ix].ptrflag) {
ptr2 = NULL;
}
else {
ix++;
ptr2 = &(arglist[ix].uint);
}
ix++;
ix++;
arglist[ix].uint = glk_image_get_info(arglist[0].uint, ptr1, ptr2);
}
break;
case 0x00E1: /* image_draw */
arglist[5].uint = glk_image_draw(arglist[0].opaqueref,
arglist[1].uint,
arglist[2].sint, arglist[3].sint);
break;
case 0x00E2: /* image_draw_scaled */
arglist[7].uint = glk_image_draw_scaled(arglist[0].opaqueref,
arglist[1].uint,
arglist[2].sint, arglist[3].sint,
arglist[4].uint, arglist[5].uint);
break;
case 0x00EA: /* window_fill_rect */
glk_window_fill_rect(arglist[0].opaqueref, arglist[1].uint,
arglist[2].sint, arglist[3].sint,
arglist[4].uint, arglist[5].uint);
break;
case 0x0128: /* put_char_uni */
glk_put_char_uni(arglist[0].uint);
break;
case 0x0139: /* stream_open_memory_uni */
if (arglist[0].ptrflag)
arglist[6].opaqueref = glk_stream_open_memory_uni(arglist[1].array,
arglist[2].uint, arglist[3].uint, arglist[4].uint);
else
arglist[4].opaqueref = glk_stream_open_memory_uni(NULL,
0, arglist[1].uint, arglist[2].uint);
break;
default:
printf("Unhandled call to %s via dispatch\n", gidispatch_function->name);
#if 0
case 0x0001: /* exit */
glk_exit();
break;
case 0x0002: /* set_interrupt_handler */
/* cannot be invoked through dispatch layer */
break;
case 0x0003: /* tick */
glk_tick();
break;
case 0x0021: /* window_get_rock */
arglist[2].uint = glk_window_get_rock(arglist[0].opaqueref);
break;
case 0x0022: /* window_get_root */
arglist[1].opaqueref = glk_window_get_root();
break;
case 0x0024: /* window_close */
if (arglist[1].ptrflag) {
stream_result_t dat;
glk_window_close(arglist[0].opaqueref, &dat);
arglist[2].uint = dat.readcount;
arglist[3].uint = dat.writecount;
}
else {
glk_window_close(arglist[0].opaqueref, NULL);
}
break;
case 0x0026: /* window_set_arrangement */
glk_window_set_arrangement(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint, arglist[3].opaqueref);
break;
case 0x0027: /* window_get_arrangement */
{
int ix = 1;
glui32 *ptr1, *ptr2;
winid_t *ptr3;
if (!arglist[ix].ptrflag) {
ptr1 = NULL;
}
else {
ix++;
ptr1 = &(arglist[ix].uint);
}
ix++;
if (!arglist[ix].ptrflag) {
ptr2 = NULL;
}
else {
ix++;
ptr2 = &(arglist[ix].uint);
}
ix++;
if (!arglist[ix].ptrflag) {
ptr3 = NULL;
}
else {
ix++;
ptr3 = (winid_t *)(&(arglist[ix].opaqueref));
}
ix++;
glk_window_get_arrangement(arglist[0].opaqueref, ptr1, ptr2, ptr3);
}
break;
case 0x0029: /* window_get_parent */
arglist[2].opaqueref = glk_window_get_parent(arglist[0].opaqueref);
break;
case 0x002C: /* window_get_stream */
arglist[2].opaqueref = glk_window_get_stream(arglist[0].opaqueref);
break;
case 0x002D: /* window_set_echo_stream */
glk_window_set_echo_stream(arglist[0].opaqueref, arglist[1].opaqueref);
break;
case 0x002E: /* window_get_echo_stream */
arglist[2].opaqueref = glk_window_get_echo_stream(arglist[0].opaqueref);
break;
case 0x0030: /* window_get_sibling */
arglist[2].opaqueref = glk_window_get_sibling(arglist[0].opaqueref);
break;
case 0x0041: /* stream_get_rock */
arglist[2].uint = glk_stream_get_rock(arglist[0].opaqueref);
break;
case 0x0045: /* stream_set_position */
glk_stream_set_position(arglist[0].opaqueref, arglist[1].sint,
arglist[2].uint);
break;
case 0x0046: /* stream_get_position */
arglist[2].uint = glk_stream_get_position(arglist[0].opaqueref);
break;
case 0x0048: /* stream_get_current */
arglist[1].opaqueref = glk_stream_get_current();
break;
case 0x0060: /* fileref_create_temp */
arglist[3].opaqueref = glk_fileref_create_temp(arglist[0].uint,
arglist[1].uint);
break;
case 0x0063: /* fileref_destroy */
glk_fileref_destroy(arglist[0].opaqueref);
break;
case 0x0064: /* fileref_iterate */
if (arglist[1].ptrflag)
arglist[4].opaqueref = glk_fileref_iterate(arglist[0].opaqueref, &arglist[2].uint);
else
arglist[3].opaqueref = glk_fileref_iterate(arglist[0].opaqueref, NULL);
break;
case 0x0065: /* fileref_get_rock */
arglist[2].uint = glk_fileref_get_rock(arglist[0].opaqueref);
break;
case 0x0066: /* fileref_delete_file */
glk_fileref_delete_file(arglist[0].opaqueref);
break;
case 0x0068: /* fileref_create_from_fileref */
arglist[4].opaqueref = glk_fileref_create_from_fileref(arglist[0].uint,
arglist[1].opaqueref, arglist[2].uint);
break;
case 0x0080: /* put_char */
glk_put_char(arglist[0].uch);
break;
case 0x0081: /* put_char_stream */
glk_put_char_stream(arglist[0].opaqueref, arglist[1].uch);
break;
case 0x0082: /* put_string */
glk_put_string(arglist[0].charstr);
break;
case 0x0083: /* put_string_stream */
glk_put_string_stream(arglist[0].opaqueref, arglist[1].charstr);
break;
case 0x0084: /* put_buffer */
if (arglist[0].ptrflag)
glk_put_buffer(arglist[1].array, arglist[2].uint);
else
glk_put_buffer(NULL, 0);
break;
case 0x0085: /* put_buffer_stream */
if (arglist[1].ptrflag)
glk_put_buffer_stream(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
glk_put_buffer_stream(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0091: /* get_line_stream */
if (arglist[1].ptrflag)
arglist[5].uint = glk_get_line_stream(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
arglist[3].uint = glk_get_line_stream(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0092: /* get_buffer_stream */
if (arglist[1].ptrflag)
arglist[5].uint = glk_get_buffer_stream(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
arglist[3].uint = glk_get_buffer_stream(arglist[0].opaqueref,
NULL, 0);
break;
case 0x00A0: /* char_to_lower */
arglist[2].uch = glk_char_to_lower(arglist[0].uch);
break;
case 0x00A1: /* char_to_upper */
arglist[2].uch = glk_char_to_upper(arglist[0].uch);
break;
case 0x00B1: /* stylehint_clear */
glk_stylehint_clear(arglist[0].uint, arglist[1].uint,
arglist[2].uint);
break;
case 0x00B2: /* style_distinguish */
arglist[4].uint = glk_style_distinguish(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint);
break;
case 0x00B3: /* style_measure */
if (arglist[3].ptrflag)
arglist[6].uint = glk_style_measure(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint, &(arglist[4].uint));
else
arglist[5].uint = glk_style_measure(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint, NULL);
break;
case 0x00C1: /* select_poll */
if (arglist[0].ptrflag) {
event_t dat;
glk_select_poll(&dat);
arglist[1].uint = dat.type;
arglist[2].opaqueref = dat.win;
arglist[3].uint = dat.val1;
arglist[4].uint = dat.val2;
}
else {
glk_select_poll(NULL);
}
break;
case 0x00D1: /* cancel_line_event */
if (arglist[1].ptrflag) {
event_t dat;
glk_cancel_line_event(arglist[0].opaqueref, &dat);
arglist[2].uint = dat.type;
arglist[3].opaqueref = dat.win;
arglist[4].uint = dat.val1;
arglist[5].uint = dat.val2;
}
else {
glk_cancel_line_event(arglist[0].opaqueref, NULL);
}
break;
case 0x00D3: /* cancel_char_event */
glk_cancel_char_event(arglist[0].opaqueref);
break;
case 0x00D4: /* request_mouse_event */
glk_request_mouse_event(arglist[0].opaqueref);
break;
case 0x00D5: /* cancel_mouse_event */
glk_cancel_mouse_event(arglist[0].opaqueref);
break;
case 0x00D6: /* request_timer_events */
glk_request_timer_events(arglist[0].uint);
break;
#ifdef GLK_MODULE_IMAGE
case 0x00E8: /* window_flow_break */
glk_window_flow_break(arglist[0].opaqueref);
break;
case 0x00E9: /* window_erase_rect */
glk_window_erase_rect(arglist[0].opaqueref,
arglist[1].sint, arglist[2].sint,
arglist[3].uint, arglist[4].uint);
break;
case 0x00EB: /* window_set_background_color */
glk_window_set_background_color(arglist[0].opaqueref, arglist[1].uint);
break;
#endif /* GLK_MODULE_IMAGE */
#ifdef GLK_MODULE_SOUND
case 0x00F0: /* schannel_iterate */
if (arglist[1].ptrflag)
arglist[4].opaqueref = glk_schannel_iterate(arglist[0].opaqueref, &arglist[2].uint);
else
arglist[3].opaqueref = glk_schannel_iterate(arglist[0].opaqueref, NULL);
break;
case 0x00F1: /* schannel_get_rock */
arglist[2].uint = glk_schannel_get_rock(arglist[0].opaqueref);
break;
case 0x00F2: /* schannel_create */
arglist[2].opaqueref = glk_schannel_create(arglist[0].uint);
break;
case 0x00F3: /* schannel_destroy */
glk_schannel_destroy(arglist[0].opaqueref);
break;
case 0x00F8: /* schannel_play */
arglist[3].uint = glk_schannel_play(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x00F9: /* schannel_play_ext */
arglist[5].uint = glk_schannel_play_ext(arglist[0].opaqueref,
arglist[1].uint, arglist[2].uint, arglist[3].uint);
break;
case 0x00FA: /* schannel_stop */
glk_schannel_stop(arglist[0].opaqueref);
break;
case 0x00FB: /* schannel_set_volume */
glk_schannel_set_volume(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x00FC: /* sound_load_hint */
glk_sound_load_hint(arglist[0].uint, arglist[1].uint);
break;
#endif /* GLK_MODULE_SOUND */
#ifdef GLK_MODULE_HYPERLINKS
case 0x0100: /* set_hyperlink */
glk_set_hyperlink(arglist[0].uint);
break;
case 0x0101: /* set_hyperlink_stream */
glk_set_hyperlink_stream(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x0102: /* request_hyperlink_event */
glk_request_hyperlink_event(arglist[0].opaqueref);
break;
case 0x0103: /* cancel_hyperlink_event */
glk_cancel_hyperlink_event(arglist[0].opaqueref);
break;
#endif /* GLK_MODULE_HYPERLINKS */
#ifdef GLK_MODULE_UNICODE
case 0x0120: /* buffer_to_lower_case_uni */
if (arglist[0].ptrflag)
arglist[5].uint = glk_buffer_to_lower_case_uni(arglist[1].array, arglist[2].uint, arglist[3].uint);
else
arglist[3].uint = glk_buffer_to_lower_case_uni(NULL, 0, arglist[1].uint);
break;
case 0x0121: /* buffer_to_upper_case_uni */
if (arglist[0].ptrflag)
arglist[5].uint = glk_buffer_to_upper_case_uni(arglist[1].array, arglist[2].uint, arglist[3].uint);
else
arglist[3].uint = glk_buffer_to_upper_case_uni(NULL, 0, arglist[1].uint);
break;
case 0x0122: /* buffer_to_title_case_uni */
if (arglist[0].ptrflag)
arglist[6].uint = glk_buffer_to_title_case_uni(arglist[1].array, arglist[2].uint, arglist[3].uint, arglist[4].uint);
else
arglist[4].uint = glk_buffer_to_title_case_uni(NULL, 0, arglist[1].uint, arglist[2].uint);
break;
case 0x0129: /* put_string_uni */
glk_put_string_uni(arglist[0].unicharstr);
break;
case 0x012A: /* put_buffer_uni */
if (arglist[0].ptrflag)
glk_put_buffer_uni(arglist[1].array, arglist[2].uint);
else
glk_put_buffer_uni(NULL, 0);
break;
case 0x012B: /* put_char_stream_uni */
glk_put_char_stream_uni(arglist[0].opaqueref, arglist[1].uint);
break;
case 0x012C: /* put_string_stream_uni */
glk_put_string_stream_uni(arglist[0].opaqueref, arglist[1].unicharstr);
break;
case 0x012D: /* put_buffer_stream_uni */
if (arglist[1].ptrflag)
glk_put_buffer_stream_uni(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
glk_put_buffer_stream_uni(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0130: /* get_char_stream_uni */
arglist[2].sint = glk_get_char_stream_uni(arglist[0].opaqueref);
break;
case 0x0131: /* get_buffer_stream_uni */
if (arglist[1].ptrflag)
arglist[5].uint = glk_get_buffer_stream_uni(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
arglist[3].uint = glk_get_buffer_stream_uni(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0132: /* get_line_stream_uni */
if (arglist[1].ptrflag)
arglist[5].uint = glk_get_line_stream_uni(arglist[0].opaqueref,
arglist[2].array, arglist[3].uint);
else
arglist[3].uint = glk_get_line_stream_uni(arglist[0].opaqueref,
NULL, 0);
break;
case 0x0138: /* stream_open_file_uni */
arglist[4].opaqueref = glk_stream_open_file_uni(arglist[0].opaqueref, arglist[1].uint,
arglist[2].uint);
break;
case 0x0140: /* request_char_event_uni */
glk_request_char_event_uni(arglist[0].opaqueref);
break;
case 0x0141: /* request_line_event_uni */
if (arglist[1].ptrflag)
glk_request_line_event_uni(arglist[0].opaqueref, arglist[2].array,
arglist[3].uint, arglist[4].uint);
else
glk_request_line_event_uni(arglist[0].opaqueref, NULL,
0, arglist[2].uint);
break;
#endif /* GLK_MODULE_UNICODE */
#endif /* 0 */
}
}
int glkunix_startup_code(glkunix_startup_t *data)
{
/* It turns out to be more convenient if we return TRUE from here, even
when an error occurs, and display an error in glk_main(). */
int ix;
char *filename = NULL;
char *gameinfofilename = NULL;
int gameinfoloaded = FALSE;
unsigned char buf[12];
int res;
#ifdef GARGLK
char *cx;
#endif
#ifdef GARGLK
garglk_set_program_name("Glulxe 0.5.2");
garglk_set_program_info("Glulxe 0.5.2 by Andrew Plotkin");
#endif
/* Parse out the arguments. They've already been checked for validity,
and the library-specific ones stripped out.
As usual for Unix, the zeroth argument is the executable name. */
for (ix=1; ix<data->argc; ix++) {
#if VM_PROFILING
if (!strcmp(data->argv[ix], "--profile")) {
ix++;
if (ix<data->argc) {
strid_t profstr = glkunix_stream_open_pathname_gen(data->argv[ix], TRUE, FALSE, 1);
if (!profstr) {
init_err = "Unable to open profile output file.";
init_err2 = data->argv[ix];
return TRUE;
}
setup_profile(profstr, NULL);
}
continue;
}
if (!strcmp(data->argv[ix], "--profcalls")) {
profile_set_call_counts(TRUE);
continue;
}
#endif /* VM_PROFILING */
#if VM_DEBUGGER
if (!strcmp(data->argv[ix], "--gameinfo")) {
ix++;
if (ix<data->argc) {
gameinfofilename = data->argv[ix];
}
continue;
}
if (!strcmp(data->argv[ix], "--cpu")) {
debugger_track_cpu(TRUE);
continue;
}
if (!strcmp(data->argv[ix], "--starttrap")) {
debugger_set_start_trap(TRUE);
continue;
}
if (!strcmp(data->argv[ix], "--quittrap")) {
debugger_set_quit_trap(TRUE);
continue;
}
if (!strcmp(data->argv[ix], "--crashtrap")) {
debugger_set_crash_trap(TRUE);
continue;
}
#endif /* VM_DEBUGGER */
if (filename) {
init_err = "You must supply exactly one game file.";
return TRUE;
}
filename = data->argv[ix];
}
if (!filename) {
init_err = "You must supply the name of a game file.";
return TRUE;
}
gamefile = glkunix_stream_open_pathname(filename, FALSE, 1);
if (!gamefile) {
init_err = "The game file could not be opened.";
init_err2 = filename;
return TRUE;
}
#ifdef GARGLK
cx = strrchr(data->argv[1], '/');
if (!cx) cx = strrchr(data->argv[1], '\\');
garglk_set_story_name(cx ? cx + 1 : data->argv[1]);
#endif
#if VM_DEBUGGER
if (gameinfofilename) {
strid_t debugstr = glkunix_stream_open_pathname_gen(gameinfofilename, FALSE, FALSE, 1);
if (!debugstr) {
nonfatal_warning("Unable to open gameinfo file for debug data.");
}
else {
int bres = debugger_load_info_stream(debugstr);
glk_stream_close(debugstr, NULL);
if (!bres)
nonfatal_warning("Unable to parse game info.");
else
gameinfoloaded = TRUE;
}
}
/* Report debugging available, whether a game info file is loaded or not. */
gidebug_debugging_available(debugger_cmd_handler, debugger_cycle_handler);
#endif /* VM_DEBUGGER */
/* Now we have to check to see if it's a Blorb file. */
glk_stream_set_position(gamefile, 0, seekmode_Start);
res = glk_get_buffer_stream(gamefile, (char *)buf, 12);
if (!res) {
init_err = "The data in this stand-alone game is too short to read.";
return TRUE;
}
if (buf[0] == 'G' && buf[1] == 'l' && buf[2] == 'u' && buf[3] == 'l') {
/* Load game directly from file. */
locate_gamefile(FALSE);
return TRUE;
}
else if (buf[0] == 'F' && buf[1] == 'O' && buf[2] == 'R' && buf[3] == 'M'
&& buf[8] == 'I' && buf[9] == 'F' && buf[10] == 'R' && buf[11] == 'S') {
/* Load game from a chunk in the Blorb file. */
locate_gamefile(TRUE);
#if VM_DEBUGGER
/* Load the debug info from the Blorb, if it wasn't loaded from a file. */
if (!gameinfoloaded) {
glui32 giblorb_ID_Dbug = giblorb_make_id('D', 'b', 'u', 'g');
giblorb_err_t err;
giblorb_result_t blorbres;
err = giblorb_load_chunk_by_type(giblorb_get_resource_map(),
giblorb_method_FilePos,
&blorbres, giblorb_ID_Dbug, 0);
if (!err) {
int bres = debugger_load_info_chunk(gamefile, blorbres.data.startpos, blorbres.length);
if (!bres)
nonfatal_warning("Unable to parse game info.");
else
gameinfoloaded = TRUE;
}
}
#endif /* VM_DEBUGGER */
return TRUE;
}
else {
init_err = "This is neither a Glulx game file nor a Blorb file "
"which contains one.";
return TRUE;
}
}
int glkunix_startup_code(glkunix_startup_t *data)
{
/* It turns out to be more convenient if we return TRUE from here, even
when an error occurs, and display an error in glk_main(). */
int ix;
char *filename = NULL;
unsigned char buf[12];
int res;
#ifdef GARGLK
char *cx;
#endif
#ifdef GARGLK
garglk_set_program_name("Glulxe 0.5.2");
garglk_set_program_info("Glulxe 0.5.2 by Andrew Plotkin");
#endif
/* Parse out the arguments. They've already been checked for validity,
and the library-specific ones stripped out.
As usual for Unix, the zeroth argument is the executable name. */
for (ix=1; ix<data->argc; ix++) {
#if VM_PROFILING
if (!strcmp(data->argv[ix], "--profile")) {
ix++;
if (ix<data->argc) {
strid_t profstr = glkunix_stream_open_pathname_gen(data->argv[ix], TRUE, FALSE, 1);
if (!profstr) {
init_err = "Unable to open profile output file.";
init_err2 = data->argv[ix];
return TRUE;
}
setup_profile(profstr, NULL);
}
continue;
}
#endif /* VM_PROFILING */
if (filename) {
init_err = "You must supply exactly one game file.";
return TRUE;
}
filename = data->argv[ix];
}
if (!filename) {
init_err = "You must supply the name of a game file.";
return TRUE;
}
gamefile = glkunix_stream_open_pathname(filename, FALSE, 1);
if (!gamefile) {
init_err = "The game file could not be opened.";
init_err2 = filename;
return TRUE;
}
#ifdef GARGLK
cx = strrchr(data->argv[1], '/');
if (!cx) cx = strrchr(data->argv[1], '\\');
garglk_set_story_name(cx ? cx + 1 : data->argv[1]);
#endif
/* Now we have to check to see if it's a Blorb file. */
glk_stream_set_position(gamefile, 0, seekmode_Start);
res = glk_get_buffer_stream(gamefile, (char *)buf, 12);
if (!res) {
init_err = "The data in this stand-alone game is too short to read.";
return TRUE;
}
if (buf[0] == 'G' && buf[1] == 'l' && buf[2] == 'u' && buf[3] == 'l') {
locate_gamefile(FALSE);
return TRUE;
}
else if (buf[0] == 'F' && buf[1] == 'O' && buf[2] == 'R' && buf[3] == 'M'
&& buf[8] == 'I' && buf[9] == 'F' && buf[10] == 'R' && buf[11] == 'S') {
locate_gamefile(TRUE);
return TRUE;
}
else {
init_err = "This is neither a Glulx game file nor a Blorb file "
"which contains one.";
return TRUE;
}
}
giblorb_err_t giblorb_create_map(strid_t file, giblorb_map_t **newmap)
{
giblorb_err_t err;
giblorb_map_t *map;
glui32 readlen;
glui32 nextpos, totallength;
giblorb_chunkdesc_t *chunks;
int chunks_size, numchunks;
char buffer[16];
*newmap = NULL;
if (!lib_inited) {
err = giblorb_initialize();
if (err)
return err;
lib_inited = TRUE;
}
/* First, chew through the file and index the chunks. */
glk_stream_set_position(file, 0, seekmode_Start);
readlen = glk_get_buffer_stream(file, buffer, 12);
if (readlen != 12)
return giblorb_err_Read;
if (giblorb_native4(buffer+0) != giblorb_ID_FORM)
return giblorb_err_Format;
if (giblorb_native4(buffer+8) != giblorb_ID_IFRS)
return giblorb_err_Format;
totallength = giblorb_native4(buffer+4) + 8;
nextpos = 12;
chunks_size = 8;
numchunks = 0;
chunks = (giblorb_chunkdesc_t *)giblorb_malloc(sizeof(giblorb_chunkdesc_t)
* chunks_size);
while (nextpos < totallength) {
glui32 type, len;
int chunum;
giblorb_chunkdesc_t *chu;
glk_stream_set_position(file, nextpos, seekmode_Start);
readlen = glk_get_buffer_stream(file, buffer, 8);
if (readlen != 8)
return giblorb_err_Read;
type = giblorb_native4(buffer+0);
len = giblorb_native4(buffer+4);
if (numchunks >= chunks_size) {
chunks_size *= 2;
chunks = (giblorb_chunkdesc_t *)giblorb_realloc(chunks,
sizeof(giblorb_chunkdesc_t) * chunks_size);
}
chunum = numchunks;
chu = &(chunks[chunum]);
numchunks++;
chu->type = type;
chu->startpos = nextpos;
if (type == giblorb_ID_FORM) {
chu->datpos = nextpos;
chu->len = len+8;
}
else {
chu->datpos = nextpos+8;
chu->len = len;
}
chu->ptr = NULL;
chu->auxdatnum = -1;
nextpos = nextpos + len + 8;
if (nextpos & 1)
nextpos++;
if (nextpos > totallength)
return giblorb_err_Format;
}
/* The basic IFF structure seems to be ok, and we have a list of
chunks. Now we allocate the map structure itself. */
map = (giblorb_map_t *)giblorb_malloc(sizeof(giblorb_map_t));
if (!map) {
giblorb_free(chunks);
return giblorb_err_Alloc;
}
map->inited = giblorb_Inited_Magic;
map->file = file;
map->chunks = chunks;
map->numchunks = numchunks;
map->resources = NULL;
map->ressorted = NULL;
map->numresources = 0;
/*map->releasenum = 0;
map->zheader = NULL;
map->resolution = NULL;
map->palettechunk = -1;
map->palette = NULL;
map->auxsound = NULL;
map->auxpict = NULL;*/
/* Now we do everything else involved in loading the Blorb file,
such as building resource lists. */
err = giblorb_initialize_map(map);
if (err) {
giblorb_destroy_map(map);
return err;
}
*newmap = map;
return giblorb_err_None;
}
static glui32 read_memstate(dest_t *dest, glui32 chunklen)
{
glui32 chunkend = dest->pos + chunklen;
glui32 newlen;
glui32 res, pos;
int val;
int runlen;
unsigned char ch, ch2;
#ifdef SERIALIZE_CACHE_RAM
glui32 cachepos;
#endif /* SERIALIZE_CACHE_RAM */
heap_clear();
res = read_long(dest, &newlen);
if (res)
return res;
res = change_memsize(newlen, FALSE);
if (res)
return res;
runlen = 0;
#ifdef SERIALIZE_CACHE_RAM
cachepos = 0;
#else /* SERIALIZE_CACHE_RAM */
glk_stream_set_position(gamefile, gamefile_start+ramstart, seekmode_Start);
#endif /* SERIALIZE_CACHE_RAM */
for (pos=ramstart; pos<endmem; pos++) {
if (pos < endgamefile) {
#ifdef SERIALIZE_CACHE_RAM
val = ramcache[cachepos];
cachepos++;
#else /* SERIALIZE_CACHE_RAM */
val = glk_get_char_stream(gamefile);
if (val == -1) {
fatal_error("The game file ended unexpectedly while restoring.");
}
#endif /* SERIALIZE_CACHE_RAM */
ch = (unsigned char)val;
}
else {
ch = 0;
}
if (dest->pos >= chunkend) {
/* we're into the final, unstored run. */
}
else if (runlen) {
runlen--;
}
else {
res = read_byte(dest, &ch2);
if (res)
return res;
if (ch2 == 0) {
res = read_byte(dest, &ch2);
if (res)
return res;
runlen = (glui32)ch2;
}
else {
ch ^= ch2;
}
}
if (pos >= protectstart && pos < protectend)
continue;
MemW1(pos, ch);
}
return 0;
}
/* db_init - read and decode the data file header */
void db_init(strid_t realfd)
{
int woff,ooff,aoff,voff,n;
/* open the data file */
datafd = realfd; // glk_stream_open_file(name, filemode_Read, 0);
// if (datafd == NULL)
// error("can't open data file");
/* read the header */
if (glk_get_buffer_stream(datafd,hdr,HDR_SIZE) != HDR_SIZE)
error("bad data file");
complement(hdr,HDR_SIZE);
base = hdr;
/* check the magic information */
if (strncmp(&hdr[HDR_MAGIC],"ADVSYS",6) != 0)
error("not an adventure data file");
/* check the version number */
if ((n = getword(HDR_VERSION)) < 101 || n > VERSION)
error("wrong version number");
/* decode the resident data length header field */
length = getword(HDR_LENGTH);
/* allocate space for the resident data structure */
if ((data = malloc(length)) == 0)
error("insufficient memory");
/* compute the offset to the data */
saveoff = (long)getword(HDR_DATBLK) * 512L;
/* read the resident data structure */
glk_stream_set_position(datafd,saveoff,seekmode_Start);
if (glk_get_buffer_stream(datafd,data,length) != length)
error("bad data file");
complement(data,length);
/* get the table base addresses */
wtable = data + (woff = getword(HDR_WTABLE));
wtypes = data + getword(HDR_WTYPES) - 1;
otable = data + (ooff = getword(HDR_OTABLE));
atable = data + (aoff = getword(HDR_ATABLE));
vtable = data + (voff = getword(HDR_VTABLE));
/* get the save data area */
saveoff += (long)getword(HDR_SAVE);
save = data + getword(HDR_SAVE);
slen = getword(HDR_SLEN);
/* get the base of the data and code spaces */
dbase = data + getword(HDR_DBASE);
cbase = data + getword(HDR_CBASE);
/* initialize the message routines */
msg_init(datafd,getword(HDR_MSGBLK));
/* get the code pointers */
h_init = getword(HDR_INIT);
h_update = getword(HDR_UPDATE);
h_before = getword(HDR_BEFORE);
h_after = getword(HDR_AFTER);
h_error = getword(HDR_ERROR);
/* get the table lengths */
base = data;
wcount = getword(woff);
ocount = getword(ooff);
acount = getword(aoff);
vcount = getword(voff);
/* setup the base of the resident data */
base = dbase;
/* set the object count */
setvalue(V_OCOUNT,ocount);
/* CHANGED FOR GLK */
#ifdef GARGLK
garglk_set_story_name(&hdr[HDR_ANAME]);
#endif
#ifdef WINDOWS
{
int i;
char *buf;
i = strlen(&hdr[HDR_ANAME]);
i += 1;
i += strlen("GLK AdvSys - ");
buf = malloc( sizeof(char) * i );
wsprintf(buf, "GLK AdvSys - %s", &hdr[HDR_ANAME]);
winglk_window_set_title(buf);
}
#endif
}
