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Restore old entry searching functions and add alternate versions for long names

This commit is contained in:
Louis-Antoine 2020-04-26 00:39:52 +02:00
parent 3cd8f62ae9
commit 212358dbba
3 changed files with 124 additions and 6 deletions
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6
src/lua_hudlib.c
View File

@ -412,9 +412,9 @@ static int libd_cachePatch(lua_State *L)
HUDONLY
luapat = patchinfohead;
lumpnum = W_CheckNumForName(luaL_checkstring(L, 1));
lumpnum = W_CheckNumForLongName(luaL_checkstring(L, 1));
if (lumpnum == LUMPERROR)
lumpnum = W_GetNumForName("MISSING");
lumpnum = W_GetNumForLongName("MISSING");
for (i = 0; i < numluapatches; i++)
{
@ -454,7 +454,7 @@ static int libd_cachePatch(lua_State *L)
numluapatches++;
#else
HUDONLY
LUA_PushUserdata(L, W_CachePatchName(luaL_checkstring(L, 1), PU_PATCH), META_PATCH);
LUA_PushUserdata(L, W_CachePatchLongName(luaL_checkstring(L, 1), PU_PATCH), META_PATCH);
#endif
return 1;
}

120
src/w_wad.c
View File

@ -920,6 +920,40 @@ const char *W_CheckNameForNum(lumpnum_t lumpnum)
// 'startlump' is the lump number to start the search
//
UINT16 W_CheckNumForNamePwad(const char *name, UINT16 wad, UINT16 startlump)
{
UINT16 i;
static char uname[8 + 1];
if (!TestValidLump(wad,0))
return INT16_MAX;
strlcpy(uname, name, sizeof uname);
strupr(uname);
//
// scan forward
// start at 'startlump', useful parameter when there are multiple
// resources with the same name
//
if (startlump < wadfiles[wad]->numlumps)
{
lumpinfo_t *lump_p = wadfiles[wad]->lumpinfo + startlump;
for (i = startlump; i < wadfiles[wad]->numlumps; i++, lump_p++)
if (!strncmp(lump_p->name, uname, sizeof(uname) - 1))
return i;
}
// not found.
return INT16_MAX;
}
//
// Like W_CheckNumForNamePwad, but can find entries with long names
//
// Should be the only version, but that's not possible until we fix
// all the instances of non null-terminated strings in the codebase...
//
UINT16 W_CheckNumForLongNamePwad(const char *name, UINT16 wad, UINT16 startlump)
{
UINT16 i;
static char uname[256 + 1];
@ -1025,7 +1059,8 @@ lumpnum_t W_CheckNumForName(const char *name)
// most recent entries first
for (i = lumpnumcacheindex + LUMPNUMCACHESIZE; i > lumpnumcacheindex; i--)
{
if (strcmp(lumpnumcache[i & (LUMPNUMCACHESIZE - 1)].lumpname, name) == 0)
if (!lumpnumcache[i & (LUMPNUMCACHESIZE - 1)].lumpname[8]
&& strncmp(lumpnumcache[i & (LUMPNUMCACHESIZE - 1)].lumpname, name, 8) == 0)
{
lumpnumcacheindex = i & (LUMPNUMCACHESIZE - 1);
return lumpnumcache[lumpnumcacheindex].lumpnum;
@ -1045,13 +1080,63 @@ lumpnum_t W_CheckNumForName(const char *name)
{
// Update the cache.
lumpnumcacheindex = (lumpnumcacheindex + 1) & (LUMPNUMCACHESIZE - 1);
strlcpy(lumpnumcache[lumpnumcacheindex].lumpname, name, 32);
memset(lumpnumcache[lumpnumcacheindex].lumpname, '\0', 32);
strncpy(lumpnumcache[lumpnumcacheindex].lumpname, name, 8);
lumpnumcache[lumpnumcacheindex].lumpnum = (i<<16)+check;
return lumpnumcache[lumpnumcacheindex].lumpnum;
}
}
//
// Like W_CheckNumForName, but can find entries with long names
//
// Should be the only version, but that's not possible until we fix
// all the instances of non null-terminated strings in the codebase...
//
lumpnum_t W_CheckNumForLongName(const char *name)
{
INT32 i;
lumpnum_t check = INT16_MAX;
if (!*name) // some doofus gave us an empty string?
return LUMPERROR;
// Check the lumpnumcache first. Loop backwards so that we check
// most recent entries first
for (i = lumpnumcacheindex + LUMPNUMCACHESIZE; i > lumpnumcacheindex; i--)
{
if (strcmp(lumpnumcache[i & (LUMPNUMCACHESIZE - 1)].lumpname, name) == 0)
{
lumpnumcacheindex = i & (LUMPNUMCACHESIZE - 1);
return lumpnumcache[lumpnumcacheindex].lumpnum;
}
}
// scan wad files backwards so patch lump files take precedence
for (i = numwadfiles - 1; i >= 0; i--)
{
check = W_CheckNumForLongNamePwad(name,(UINT16)i,0);
if (check != INT16_MAX)
break; //found it
}
if (check == INT16_MAX) return LUMPERROR;
else
{
if (strlen(name) < 32)
{
// Update the cache.
lumpnumcacheindex = (lumpnumcacheindex + 1) & (LUMPNUMCACHESIZE - 1);
memset(lumpnumcache[lumpnumcacheindex].lumpname, '\0', 32);
strlcpy(lumpnumcache[lumpnumcacheindex].lumpname, name, 32);
lumpnumcache[lumpnumcacheindex].lumpnum = (i << 16) + check;
}
return (i << 16) + check;
}
}
// Look for valid map data through all added files in descendant order.
// Get a map marker for WADs, and a standalone WAD file lump inside PK3s.
// TODO: Make it search through cache first, maybe...?
@ -1100,6 +1185,24 @@ lumpnum_t W_GetNumForName(const char *name)
return i;
}
//
// Like W_GetNumForName, but can find entries with long names
//
// Should be the only version, but that's not possible until we fix
// all the instances of non null-terminated strings in the codebase...
//
lumpnum_t W_GetNumForLongName(const char *name)
{
lumpnum_t i;
i = W_CheckNumForLongName(name);
if (i == LUMPERROR)
I_Error("W_GetNumForLongName: %s not found!\n", name);
return i;
}
//
// W_CheckNumForNameInBlock
// Checks only in blocks from blockstart lump to blockend lump
@ -1139,7 +1242,7 @@ UINT8 W_LumpExists(const char *name)
{
lumpinfo_t *lump_p = wadfiles[i]->lumpinfo;
for (j = 0; j < wadfiles[i]->numlumps; ++j, ++lump_p)
if (fastcmp(lump_p->name,name))
if (fastcmp(lump_p->longname, name))
return true;
}
return false;
@ -1680,6 +1783,17 @@ void *W_CachePatchName(const char *name, INT32 tag)
return W_CachePatchNum(W_GetNumForName("MISSING"), tag);
return W_CachePatchNum(num, tag);
}
void *W_CachePatchLongName(const char *name, INT32 tag)
{
lumpnum_t num;
num = W_CheckNumForLongName(name);
if (num == LUMPERROR)
return W_CachePatchNum(W_GetNumForLongName("MISSING"), tag);
return W_CachePatchNum(num, tag);
}
#ifndef NOMD5
#define MD5_LEN 16

4
src/w_wad.h
View File

@ -156,6 +156,7 @@ const char *W_CheckNameForNumPwad(UINT16 wad, UINT16 lump);
const char *W_CheckNameForNum(lumpnum_t lumpnum);
UINT16 W_CheckNumForNamePwad(const char *name, UINT16 wad, UINT16 startlump); // checks only in one pwad
UINT16 W_CheckNumForLongNamePwad(const char *name, UINT16 wad, UINT16 startlump);
/* Find the first lump after F_START for instance. */
UINT16 W_CheckNumForMarkerStartPwad(const char *name, UINT16 wad, UINT16 startlump);
@ -166,7 +167,9 @@ UINT16 W_CheckNumForFolderEndPK3(const char *name, UINT16 wad, UINT16 startlump)
lumpnum_t W_CheckNumForMap(const char *name);
lumpnum_t W_CheckNumForName(const char *name);
lumpnum_t W_CheckNumForLongName(const char *name);
lumpnum_t W_GetNumForName(const char *name); // like W_CheckNumForName but I_Error on LUMPERROR
lumpnum_t W_GetNumForLongName(const char *name);
lumpnum_t W_CheckNumForNameInBlock(const char *name, const char *blockstart, const char *blockend);
UINT8 W_LumpExists(const char *name); // Lua uses this.
@ -194,6 +197,7 @@ boolean W_IsPatchCached(lumpnum_t lump, void *ptr);
void *W_CacheLumpName(const char *name, INT32 tag);
void *W_CachePatchName(const char *name, INT32 tag);
void *W_CachePatchLongName(const char *name, INT32 tag);
// Returns either a Software patch, or an OpenGL patch.
// Performs any necessary conversions from PNG images.