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- made some adjustments to the RFS parser for the file system.

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It's still not active but now should produce correct results when working inside the file system.
What it is missing is a file scanner that picks the data it needs to process.
This commit is contained in:
Christoph Oelckers 2019-11-02 10:20:32 +01:00
parent c54ae1be83
commit f44d309558
4 changed files with 36 additions and 75 deletions
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71
source/blood/src/barf.cpp
View file

@ -32,6 +32,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#include "misc.h"
#include "globals.h"
#include "sound.h"
#include "filesystem/resourcefile.h"
BEGIN_BLD_NS
@ -61,8 +62,7 @@ struct define_t
define_t gCmdDefines[kMaxCmdLineDefines];
void sub_11DF0(char *fileName, char flags, int ID);
void sub_11C10(char *pzScriptDir, char *fileName, char flags, int ID);
void addMemoryResource(char *fileName, char flags, int ID);
struct tag_t {
const char *_value;
@ -609,8 +609,15 @@ void ParseScript(const char *scriptFileName)
break;
}
if (dword_44CE0[gParseLevel] == 0) {
sub_11C10(zScriptDirectory, inp, nFlags, ID);
if (dword_44CE0[gParseLevel] == 0)
{
// In the RFS files I have seen the outermost directory is not part of what goes into the file system.
auto inp1 = strchr(inp, '\\');
if (!inp1 || !fileSystem.CreatePathlessCopy(inp1 + 1, ID, nFlags))
{
// I'll activate this when I find evidence that it is needed. Otherwise the risk of picking up unwanted data is too high.
//fileSystem.CreatePathlessCopy(inp, ID, nFlags);
}
}
break;
@ -868,7 +875,7 @@ void ParseScript(const char *scriptFileName)
else
{
if (dword_44CE0[gParseLevel] == 0) {
sub_11DF0(fileName, nFlags, ID);
addMemoryResource(fileName, nFlags, ID);
}
}
break;
@ -880,65 +887,15 @@ void ParseScript(const char *scriptFileName)
rfs.Close();
}
void sub_11C10(char *pzScriptDir, char *fileName, char flags, int ID)
void addMemoryResource(char *filePath, char flags, int ID)
{
#if 0 // This needs a more sophisticated approach inside the file system backend if it ever gets activated
char zDirectory[BMAX_PATH];
char zFilename[BMAX_PATH];
char zType[BMAX_PATH];
BDIR* dirr;
struct Bdirent* dirent;
dirr = Bopendir("./");
if (dirr)
{
while ((dirent = Breaddir(dirr)))
{
if (!Bwildmatch(dirent->name, fileName))
continue;
SplitPath(dirent->name, zDirectory, zFilename, zType);
if (!Bstrcasecmp(zType, "RAW") || !Bstrcasecmp(zType, "SFX") || !Bstrcasecmp(zType, "MID") || !Bstrcasecmp(zType, "TMB"))
gSoundRes.AddExternalResource(zFilename, zType, ID, flags, dirent->name);
else
gSysRes.AddExternalResource(zFilename, zType, ID, flags, dirent->name);
}
Bclosedir(dirr);
}
dirr = Bopendir(pzScriptDir);
if (dirr)
{
while ((dirent = Breaddir(dirr)))
{
if (!Bwildmatch(dirent->name, fileName))
continue;
SplitPath(dirent->name, zDirectory, zFilename, zType);
if (!Bstrcasecmp(zType, "RAW") || !Bstrcasecmp(zType, "SFX") || !Bstrcasecmp(zType, "MID") || !Bstrcasecmp(zType, "TMB"))
gSoundRes.AddExternalResource(zFilename, zType, ID, flags, dirent->name);
else
gSysRes.AddExternalResource(zFilename, zType, ID, flags, dirent->name);
}
Bclosedir(dirr);
}
#endif
}
void sub_11DF0(char *filePath, char flags, int ID)
{
#if 0 // This needs a more sophisticated approach inside the file system backend if it ever gets activated
char zDirectory[BMAX_PATH];
char zFilename[BMAX_PATH];
char zType[BMAX_PATH];
SplitPath(filePath, zDirectory, zFilename, zType);
if (!Bstrcasecmp(zType, "RAW") || !Bstrcasecmp(zType, "SFX") || !Bstrcasecmp(zType, "MID") || !Bstrcasecmp(zType, "TMB"))
gSoundRes.AddFromBuffer(zFilename, zType, buffer, nBytes, ID, flags);
else
gSysRes.AddFromBuffer(zFilename, zType, buffer, nBytes, ID, flags);
#endif
fileSystem.AddFromBuffer(zFilename, zType, buffer, nBytes, ID, flags);
}
END_BLD_NS

3
source/blood/src/blood.cpp
View file

@ -1856,7 +1856,8 @@ static int parsedefinitions_game(scriptfile *pScript, int firstPass)
if (!firstPass)
{
gSysRes.AddExternalResource(resName, resType, resID);
FStringf name("%s.%s", resName, resType);
fileSystem.CreatePathlessCopy(resName, resID, 0);
}
}
break;

35
source/common/filesystem/filesystem.cpp
View file

@ -911,36 +911,39 @@ FResourceLump *FileSystem::Lookup(unsigned int id, const char *type)
//
//==========================================================================
void FileSystem::AddExternalResource(const char *name, const char *type, int id, int flags, const char *pzDirectory)
bool FileSystem::CreatePathlessCopy(const char *name, int id, int flags)
{
FString name2, type2, filename, path;
if (strlen(type) > 0)
filename.Format("%s.%s", name, type);
else
filename.Format("%s", name);
if (pzDirectory)
path.Format("%s/%s", pzDirectory, filename);
else
path = filename;
FString name2, type2, path;
// The old code said 'filename' and ignored the path, this looked like a bug.
auto lump = FindFile(path);
if (lump < 0) return; // Does not exist.
auto lump = FindFile(name);
if (lump < 0) return false; // Does not exist.
auto oldlump = FileInfo[lump].lump;
FName filename = oldlump->LumpName[FResourceLump::BaseNameType];
FName fullname = oldlump->LumpName[FResourceLump::FullNameType];
// If the lump we are about to add already got the right properties, do nothing, aside from loading/locking as requested
if (filename == fullname && (id == 0 || id == oldlump->ResourceId))
{
if (flags & DICT_LOCK) oldlump->Lock();
else if (flags & DICT_LOAD) oldlump->Get();
return true;
}
// Check if a lump with this name already exists.
// Blood does not allow re-replacing external resources.
auto prevlump = FindFile(filename);
if (prevlump >= 0 && FileInfo[prevlump].rfnum == -1) return;
if (prevlump >= 0 && FileInfo[prevlump].rfnum == -1) return true;
// Create a clone of the resource to give it new lookup properties.
auto newlump = new FClonedLump(FileInfo[lump].lump);
newlump->LumpNameSetup(filename);
newlump->LumpNameSetup(filename.GetChars());
newlump->ResourceId = id;
if (flags & DICT_LOCK) newlump->Lock();
else if (flags & DICT_LOAD) newlump->Get();
AddLump(newlump);
return true;
}
//==========================================================================

2
source/common/filesystem/filesystem.h
View file

@ -123,7 +123,7 @@ public:
static const void *Load(FResourceLump *lump);
FResourceLump *Lookup(const char *name, const char *type);
FResourceLump *Lookup(unsigned int id, const char *type);
void AddExternalResource(const char *name, const char *type, int id, int flags = 0, const char *pzDirectory = nullptr);
bool CreatePathlessCopy(const char *name, int id, int flags);
FileReader OpenFileReader(int file); // opens a reader that redirects to the containing file's one.
FileReader ReopenFileReader(int file, bool alwayscache = false); // opens an independent reader.