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raze-gles/polymer/eduke32/build/src/osd.c

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// On-screen Display (ie. console)
// for the Build Engine
// by Jonathon Fowler (jf@jonof.id.au)
#include "build.h"
#include "osd.h"
#include "compat.h"
#include "baselayer.h"
#include "cache1d.h"
#include "pragmas.h"
#include "scancodes.h"
#include "crc32.h"
static mutex_t m_osdprintf;
symbol_t *symbols = NULL;
static symbol_t *addnewsymbol(const char *name);
static symbol_t *findsymbol(const char *name, symbol_t *startingat);
static symbol_t *findexactsymbol(const char *name);
// static int32_t _validate_osdlines(void *);
static int32_t _internal_osdfunc_listsymbols(const osdfuncparm_t *);
static int32_t _internal_osdfunc_help(const osdfuncparm_t *);
static int32_t _internal_osdfunc_alias(const osdfuncparm_t *);
// static int32_t _internal_osdfunc_dumpbuildinfo(const osdfuncparm_t *);
// static int32_t _internal_osdfunc_setrendermode(const osdfuncparm_t *);
static int32_t white=-1; // colour of white (used by default display routines)
static void _internal_drawosdchar(int32_t, int32_t, char, int32_t, int32_t);
static void _internal_drawosdstr(int32_t, int32_t, const char *, int32_t, int32_t, int32_t);
static void _internal_drawosdcursor(int32_t,int32_t,int32_t,int32_t);
static int32_t _internal_getcolumnwidth(int32_t);
static int32_t _internal_getrowheight(int32_t);
static void _internal_clearbackground(int32_t,int32_t);
static int32_t _internal_gettime(void);
static void _internal_onshowosd(int32_t);
static uint32_t osdflags = 0;
// history display
static char osdtext[TEXTSIZE];
static char osdfmt[TEXTSIZE];
static char osdver[32];
static int32_t osdverlen;
static int32_t osdvershade;
static int32_t osdverpal;
static int32_t osdpos=0; // position next character will be written at
static int32_t osdlines=1; // # lines of text in the buffer
static int32_t osdrows=20; // # lines of the buffer that are visible
static int32_t osdrowscur=-1;
static int32_t osdscroll=0;
static int32_t osdcols=60; // width of onscreen display in text columns
static int32_t osdmaxrows=20; // maximum number of lines which can fit on the screen
static int32_t osdmaxlines=TEXTSIZE/60; // maximum lines which can fit in the buffer
static int32_t osdhead=0; // topmost visible line number
static BFILE *osdlog=NULL; // log filehandle
static int32_t osdkey=sc_Tilde;
static int32_t keytime=0;
static int32_t osdscrtime = 0;
// command prompt editing
static char osdeditbuf[OSD_EDITLENGTH+1]; // editing buffer
static char osdedittmp[OSD_EDITLENGTH+1]; // editing buffer temporary workspace
static int32_t osdeditlen=0; // length of characters in edit buffer
static int32_t osdeditcursor=0; // position of cursor in edit buffer
static int32_t osdeditwinstart=0;
static int32_t osdeditwinend=60-1-3;
#define editlinewidth (osdcols-1-3)
// command processing
static int32_t osdhistorypos=-1; // position we are at in the history buffer
char osdhistorybuf[OSD_HISTORYDEPTH][OSD_EDITLENGTH+1]; // history strings
int32_t osdhistorysize=0; // number of entries in history
int32_t osdhistorytotal=0; // number of total history entries
// execution buffer
// the execution buffer works from the command history
static int32_t osdexeccount=0; // number of lines from the head of the history buffer to execute
// maximal log line count
static int32_t logcutoff=120000;
int32_t OSD_errors=0;
static int32_t linecnt;
static int32_t osdexecscript=0;
static int32_t osdtextmode=0;
// presentation parameters
static int32_t osdpromptshade=0;
static int32_t osdpromptpal=0;
static int32_t osdeditshade=0;
static int32_t osdeditpal=0;
static int32_t osdtextshade=0;
static int32_t osdtextpal=0;
/* static int32_t osdcursorshade=0;
static int32_t osdcursorpal=0; */
#define MAXSYMBOLS 512
static symbol_t *osdsymbptrs[MAXSYMBOLS];
static int32_t osdnumsymbols = 0;
static hashtable_t h_osd = { MAXSYMBOLS<<1, NULL };
// Application callbacks: these are the currently effective ones.
static void (*drawosdchar)(int32_t, int32_t, char, int32_t, int32_t) = _internal_drawosdchar;
static void (*drawosdstr)(int32_t, int32_t, const char *, int32_t, int32_t, int32_t) = _internal_drawosdstr;
static void (*drawosdcursor)(int32_t, int32_t, int32_t, int32_t) = _internal_drawosdcursor;
static int32_t (*getcolumnwidth)(int32_t) = _internal_getcolumnwidth;
static int32_t (*getrowheight)(int32_t) = _internal_getrowheight;
static void (*clearbackground)(int32_t,int32_t) = _internal_clearbackground;
static int32_t (*gettime)(void) = _internal_gettime;
static void (*onshowosd)(int32_t) = _internal_onshowosd;
// Application callbacks: these are the backed-up ones.
static void (*_drawosdchar)(int32_t, int32_t, char, int32_t, int32_t) = _internal_drawosdchar;
static void (*_drawosdstr)(int32_t, int32_t, const char *, int32_t, int32_t, int32_t) = _internal_drawosdstr;
static void (*_drawosdcursor)(int32_t, int32_t, int32_t, int32_t) = _internal_drawosdcursor;
static int32_t (*_getcolumnwidth)(int32_t) = _internal_getcolumnwidth;
static int32_t (*_getrowheight)(int32_t) = _internal_getrowheight;
static osdcvar_t *cvars = NULL;
static uint32_t osdnumcvars = 0;
static hashtable_t h_cvars = { MAXSYMBOLS<<1, NULL };
int32_t m32_osd_tryscript=0; // whether to try executing m32script on unkown command in the osd
extern void M32RunScript(const char *s);
int32_t OSD_RegisterCvar(const cvar_t *cvar)
{
const char *cp;
if ((osdflags & OSD_INITIALIZED) == 0)
OSD_Init();
if (!cvar->name || !cvar->name[0] || !cvar->vptr)
{
OSD_Printf("OSD_RegisterCvar(): can't register null cvar\n");
return -1;
}
// check for illegal characters in name
for (cp = cvar->name; *cp; cp++)
{
if ((cp == cvar->name) && (*cp >= '0') && (*cp <= '9'))
{
OSD_Printf("OSD_RegisterCvar(): first character of cvar name \"%s\" must not be a numeral\n", cvar->name);
return -1;
}
if ((*cp < '0') ||
(*cp > '9' && *cp < 'A') ||
(*cp > 'Z' && *cp < 'a' && *cp != '_') ||
(*cp > 'z'))
{
OSD_Printf("OSD_RegisterCvar(): illegal character in cvar name \"%s\"\n", cvar->name);
return -1;
}
}
cvars = (osdcvar_t *)Brealloc(cvars, (osdnumcvars + 1) * sizeof(osdcvar_t));
hash_add(&h_cvars, cvar->name, osdnumcvars, 1);
switch (cvar->type & (CVAR_BOOL|CVAR_INT|CVAR_UINT|CVAR_FLOAT|CVAR_DOUBLE))
{
case CVAR_BOOL:
case CVAR_INT:
cvars[osdnumcvars].dval.i = *(int32_t *)cvar->vptr;
break;
case CVAR_UINT:
cvars[osdnumcvars].dval.uint = *(uint32_t *)cvar->vptr;
break;
case CVAR_FLOAT:
cvars[osdnumcvars].dval.f = *(float *)cvar->vptr;
break;
case CVAR_DOUBLE:
cvars[osdnumcvars].dval.d = *(double *)cvar->vptr;
break;
}
Bmemcpy(&cvars[osdnumcvars++], cvar, sizeof(cvar_t));
return 0;
}
static int32_t OSD_CvarModified(const osdcvar_t *cvar)
{
if ((osdflags & OSD_INITIALIZED) == 0)
return 0;
if (!cvar->c.vptr)
{
OSD_Printf("OSD_CvarModified(): null cvar?!\n");
return 0;
}
switch (cvar->c.type & (CVAR_BOOL|CVAR_INT|CVAR_UINT|CVAR_FLOAT|CVAR_DOUBLE))
{
case CVAR_BOOL:
case CVAR_INT:
return (cvar->dval.i != *(int32_t *)cvar->c.vptr);
case CVAR_UINT:
return (cvar->dval.uint != *(uint32_t *)cvar->c.vptr);
case CVAR_FLOAT:
return (cvar->dval.f != *(float *)cvar->c.vptr);
case CVAR_DOUBLE:
return (cvar->dval.d != *(double *)cvar->c.vptr);
default:
return 0;
}
}
// color code format is as follows:
// ^## sets a color, where ## is the palette number
// ^S# sets a shade, range is 0-7 equiv to shades 0-14
// ^O resets formatting to defaults
const char *OSD_StripColors(char *out, const char *in)
{
const char *ptr = out;
while (*in)
{
if (*in == '^' && isdigit(*(in+1)))
{
in += 2;
if (isdigit(*in))
in++;
continue;
}
if (*in == '^' && (Btoupper(*(in+1)) == 'S') && isdigit(*(in+2)))
{
in += 3;
continue;
}
if (*in == '^' && (Btoupper(*(in+1)) == 'O'))
{
in += 2;
continue;
}
*(out++) = *(in++);
}
*out = '\0';
return ptr;
}
int32_t OSD_Exec(const char *szScript)
{
FILE *fp = fopenfrompath(szScript, "r");
if (fp != NULL)
{
char line[256], *cp;
OSD_Printf("Executing \"%s\"\n", szScript);
osdexecscript++;
while (fgets(line, sizeof(line), fp) != NULL)
{
cp = strtok(line,"\r\n");
if (cp)
OSD_Dispatch(cp);
}
osdexecscript--;
fclose(fp);
return 0;
}
return 1;
}
int32_t OSD_ParsingScript(void)
{
return osdexecscript;
}
int32_t OSD_OSDKey(void)
{
return osdkey;
}
int32_t OSD_GetCols(void)
{
return osdcols;
}
int32_t OSD_IsMoving(void)
{
return (osdrowscur!=-1 && osdrowscur!=osdrows);
}
int32_t OSD_GetRowsCur(void)
{
return osdrowscur;
}
int32_t OSD_GetTextMode(void)
{
return osdtextmode;
}
void OSD_GetShadePal(const char *ch, int32_t *shadeptr, int32_t *palptr)
{
// Use format buffer when 'ch' falls inside osdtext[] bounds (well,
// almost).
// TODO: when is this false?
if (ch > osdtext && ch < osdtext + TEXTSIZE)
{
*shadeptr = (osdfmt[ch-osdtext] & ~0x1F) >> 4;
*palptr = osdfmt[ch-osdtext] & ~0xE0;
}
}
// XXX: well, converting function pointers to "data pointers" (void *) is
// undefined behavior. See
// http://blog.frama-c.com/index.php?post/2013/08/24/Function-pointers-in-C
// Then again, my GCC just crashed (any kept on crashing until after a reboot!)
// when I tried to rewrite this into something different.
static inline void swapptr(void *a, void *b)
{
intptr_t t = *(intptr_t*)a;
*(intptr_t*)a = *(intptr_t*)b;
*(intptr_t*)b = t;
}
void OSD_SetTextMode(int32_t mode)
{
osdtextmode = (mode != 0);
if (osdtextmode)
{
if (drawosdchar != _internal_drawosdchar)
{
swapptr(&_drawosdchar,&drawosdchar);
swapptr(&_drawosdstr,&drawosdstr);
swapptr(&_drawosdcursor,&drawosdcursor);
swapptr(&_getcolumnwidth,&getcolumnwidth);
swapptr(&_getrowheight,&getrowheight);
}
}
else if (drawosdchar == _internal_drawosdchar)
{
swapptr(&_drawosdchar,&drawosdchar);
swapptr(&_drawosdstr,&drawosdstr);
swapptr(&_drawosdcursor,&drawosdcursor);
swapptr(&_getcolumnwidth,&getcolumnwidth);
swapptr(&_getrowheight,&getrowheight);
}
if (in3dmode())
OSD_ResizeDisplay(xdim, ydim);
}
static int32_t _internal_osdfunc_exec(const osdfuncparm_t *parm)
{
char fn[BMAX_PATH];
if (parm->numparms != 1) return OSDCMD_SHOWHELP;
Bstrcpy(fn,parm->parms[0]);
if (OSD_Exec(fn))
{
OSD_Printf(OSD_ERROR "exec: file \"%s\" not found.\n", fn);
return OSDCMD_OK;
}
return OSDCMD_OK;
}
static int32_t _internal_osdfunc_echo(const osdfuncparm_t *parm)
{
int32_t i;
for (i = 0; i < parm->numparms; i++)
{
if (i > 0) OSD_Printf(" ");
OSD_Printf("%s", parm->parms[i]);
}
OSD_Printf("\n");
return OSDCMD_OK;
}
static int32_t _internal_osdfunc_fileinfo(const osdfuncparm_t *parm)
{
uint32_t crc, length;
int32_t i,j;
char buf[256];
if (parm->numparms != 1) return OSDCMD_SHOWHELP;
if ((i = kopen4load((char *)parm->parms[0],0)) < 0)
{
OSD_Printf("fileinfo: File \"%s\" not found.\n", parm->parms[0]);
return OSDCMD_OK;
}
length = kfilelength(i);
crc32init(&crc);
do
{
j = kread(i,buf,256);
crc32block(&crc,(uint8_t *)buf,j);
}
while (j == 256);
crc32finish(&crc);
kclose(i);
OSD_Printf("fileinfo: %s\n"
" File size: %d\n"
" CRC-32: %08X\n",
parm->parms[0], length, crc);
return OSDCMD_OK;
}
static void _internal_drawosdchar(int32_t x, int32_t y, char ch, int32_t shade, int32_t pal)
{
char st[2] = { 0,0 };
UNREFERENCED_PARAMETER(shade);
UNREFERENCED_PARAMETER(pal);
st[0] = ch;
printext256(4+(x<<3),4+(y<<3), white, -1, st, 0);
}
static void _internal_drawosdstr(int32_t x, int32_t y, const char *ch, int32_t len, int32_t shade, int32_t pal)
{
char st[1024];
UNREFERENCED_PARAMETER(shade);
if (len>1023) len=1023;
Bmemcpy(st,ch,len);
st[len]=0;
OSD_GetShadePal(ch, &shade, &pal);
{
int32_t colidx = white >= 0 ? palookup[(uint8_t)pal][white] : white;
printext256(4+(x<<3),4+(y<<3), colidx, -1, st, 0);
}
}
static void _internal_drawosdcursor(int32_t x, int32_t y, int32_t type, int32_t lastkeypress)
{
char st[2] = { '_',0 };
UNREFERENCED_PARAMETER(lastkeypress);
if (type) st[0] = '#';
if (white > -1)
{
printext256(4+(x<<3),4+(y<<3)+2, white, -1, st, 0);
return;
}
{
int32_t i, k;
// Find the palette index closest to Duke3D's brightest blue
// "foreground" color. (Index 79, or the last column of the 5th row,
// if the palette is laid out in a 16x16 pattern.)
k = INT32_MAX;
for (i=0; i<256; i++)
{
int32_t j =
klabs(curpalette[i].r - 4*47) +
klabs(curpalette[i].g - 4*55) +
klabs(curpalette[i].b - 4*63);
if (j < k) { k = j; white = i; }
}
}
}
static int32_t _internal_getcolumnwidth(int32_t w)
{
return w/8 - 1;
}
static int32_t _internal_getrowheight(int32_t w)
{
return w/8;
}
static void _internal_clearbackground(int32_t cols, int32_t rows)
{
UNREFERENCED_PARAMETER(cols);
UNREFERENCED_PARAMETER(rows);
}
static int32_t _internal_gettime(void)
{
return 0;
}
static void _internal_onshowosd(int32_t a)
{
UNREFERENCED_PARAMETER(a);
}
////////////////////////////
static int32_t _internal_osdfunc_alias(const osdfuncparm_t *parm)
{
symbol_t *i;
if (parm->numparms < 1)
{
int32_t j = 0;
OSD_Printf("Alias listing:\n");
for (i=symbols; i!=NULL; i=i->next)
if (i->func == OSD_ALIAS)
{
j++;
OSD_Printf(" %s \"%s\"\n", i->name, i->help);
}
if (j == 0)
OSD_Printf("No aliases found.\n");
return OSDCMD_OK;
}
for (i=symbols; i!=NULL; i=i->next)
{
if (!Bstrcasecmp(parm->parms[0],i->name))
{
if (parm->numparms < 2)
{
if (i->func == OSD_ALIAS)
OSD_Printf("alias %s \"%s\"\n", i->name, i->help);
else OSD_Printf("%s is a function, not an alias\n",i->name);
return OSDCMD_OK;
}
if (i->func != OSD_ALIAS && i->func != OSD_UNALIASED)
{
OSD_Printf("Cannot override function \"%s\" with alias\n",i->name);
return OSDCMD_OK;
}
}
}
OSD_RegisterFunction(Bstrdup(parm->parms[0]),Bstrdup(parm->parms[1]),OSD_ALIAS);
if (!osdexecscript)
OSD_Printf("%s\n",parm->raw);
return OSDCMD_OK;
}
static int32_t _internal_osdfunc_unalias(const osdfuncparm_t *parm)
{
symbol_t *i;
if (parm->numparms < 1)
return OSDCMD_SHOWHELP;
for (i=symbols; i!=NULL; i=i->next)
{
if (!Bstrcasecmp(parm->parms[0],i->name))
{
if (parm->numparms < 2)
{
if (i->func == OSD_ALIAS)
{
OSD_Printf("Removed alias %s (\"%s\")\n", i->name, i->help);
i->func = OSD_UNALIASED;
}
else OSD_Printf("Invalid alias %s\n",i->name);
return OSDCMD_OK;
}
}
}
OSD_Printf("Invalid alias %s\n",parm->parms[0]);
return OSDCMD_OK;
}
static int32_t _internal_osdfunc_listsymbols(const osdfuncparm_t *parm)
{
symbol_t *i;
int32_t maxwidth = 0;
if (parm->numparms > 1)
return OSDCMD_SHOWHELP;
for (i=symbols; i!=NULL; i=i->next)
if (i->func != OSD_UNALIASED)
maxwidth = max((unsigned)maxwidth,Bstrlen(i->name));
if (maxwidth > 0)
{
int32_t x = 0, count = 0;
maxwidth += 3;
if (parm->numparms > 0)
OSD_Printf(OSDTEXT_RED "Symbol listing for %s:\n", parm->parms[0]);
else
OSD_Printf(OSDTEXT_RED "Symbol listing:\n");
for (i=symbols; i!=NULL; i=i->next)
{
if (i->func == OSD_UNALIASED || (parm->numparms == 1 && Bstrncmp(parm->parms[0], i->name, Bstrlen(parm->parms[0]))))
continue;
{
int32_t j = hash_find(&h_cvars, i->name);
if (j != -1 && OSD_CvarModified(&cvars[j]))
{
OSD_Printf(OSDTEXT_RED "*");
OSD_Printf("%-*s",maxwidth-1,i->name);
}
else OSD_Printf("%-*s",maxwidth,i->name);
x += maxwidth;
count++;
}
if (x > osdcols - maxwidth)
{
x = 0;
OSD_Printf("\n");
}
}
if (x) OSD_Printf("\n");
OSD_Printf(OSDTEXT_RED "Found %d symbols\n",count);
}
return OSDCMD_OK;
}
static int32_t _internal_osdfunc_help(const osdfuncparm_t *parm)
{
symbol_t *symb;
if (parm->numparms != 1) return OSDCMD_SHOWHELP;
symb = findexactsymbol(parm->parms[0]);
if (!symb)
OSD_Printf("Error: no help for undefined symbol \"%s\"\n", parm->parms[0]);
else
OSD_Printf("%s\n", symb->help);
return OSDCMD_OK;
}
static int32_t _internal_osdfunc_clear(const osdfuncparm_t *parm)
{
UNREFERENCED_PARAMETER(parm);
Bmemset(osdtext,0,sizeof(osdtext));
Bmemset(osdfmt,osdtextpal+(osdtextshade<<5),sizeof(osdfmt));
osdlines = 1;
return OSDCMD_OK;
}
static int32_t _internal_osdfunc_history(const osdfuncparm_t *parm)
{
int32_t i, j = 0;
UNREFERENCED_PARAMETER(parm);
OSD_Printf(OSDTEXT_RED "Command history:\n");
for (i=OSD_HISTORYDEPTH-1; i>=0; i--)
if (osdhistorybuf[i][0])
OSD_Printf("%4d \"%s\"\n",osdhistorytotal-osdhistorysize+(++j),osdhistorybuf[i]);
return OSDCMD_OK;
}
////////////////////////////
//
// OSD_Cleanup() -- Cleans up the on-screen display
//
void OSD_Cleanup(void)
{
symbol_t *s;
hash_free(&h_osd);
hash_free(&h_cvars);
for (; symbols; symbols=s)
{
s=symbols->next;
Bfree(symbols);
}
if (osdlog)
{
Bfclose(osdlog);
osdlog = NULL;
}
if (cvars)
{
Bfree(cvars);
cvars = NULL;
}
osdflags &= ~OSD_INITIALIZED;
}
static int32_t osdcmd_cvar_set_osd(const osdfuncparm_t *parm)
{
int32_t r = osdcmd_cvar_set(parm);
if (r == OSDCMD_OK)
{
if (!Bstrcasecmp(parm->name, "osdrows"))
{
if (osdrows > osdmaxrows) osdrows = osdmaxrows;
if (osdrowscur!=-1)osdrowscur = osdrows;
return r;
}
else if (!Bstrcasecmp(parm->name, "osdtextmode"))
{
OSD_SetTextMode(osdtextmode);
return r;
}
}
return r;
}
static int32_t _internal_osdfunc_toggle(const osdfuncparm_t *parm)
{
int32_t i;
if (parm->numparms != 1) return OSDCMD_SHOWHELP;
i = hash_find(&h_cvars, parm->parms[0]);
if (i == -1)
for (i = osdnumcvars-1; i >= 0; i--)
if (!Bstrcasecmp(parm->parms[0], cvars[i].c.name)) break;
if (i == -1 || (cvars[i].c.type & CVAR_BOOL) != CVAR_BOOL)
{
OSD_Printf("Bad cvar name or cvar not boolean\n");
return OSDCMD_OK;
}
*(int32_t *)cvars[i].c.vptr = 1 - *(int32_t *)cvars[i].c.vptr;
return OSDCMD_OK;
}
//
// OSD_Init() -- Initializes the on-screen display
//
void OSD_Init(void)
{
uint32_t i;
cvar_t cvars_osd[] =
{
{ "osdeditpal","sets the palette of the OSD input text",(void *) &osdeditpal, CVAR_INT, 0, MAXPALOOKUPS-1 },
{ "osdpromptpal","sets the palette of the OSD prompt",(void *) &osdpromptpal, CVAR_INT, 0, MAXPALOOKUPS-1 },
{ "osdtextpal","sets the palette of the OSD text",(void *) &osdtextpal, CVAR_INT, 0, MAXPALOOKUPS-1 },
{ "osdeditshade","sets the shade of the OSD input text",(void *) &osdeditshade, CVAR_INT, 0, 7 },
{ "osdtextshade","sets the shade of the OSD text",(void *) &osdtextshade, CVAR_INT, 0, 7 },
{ "osdpromptshade","sets the shade of the OSD prompt",(void *) &osdpromptshade, CVAR_INT, INT8_MIN, INT8_MAX },
{ "osdrows","sets the number of visible lines of the OSD",(void *) &osdrows, CVAR_INT|CVAR_FUNCPTR, 0, MAXPALOOKUPS-1 },
{ "osdtextmode","set OSD text mode (0:graphical, 1:fast)",(void *) &osdtextmode, CVAR_BOOL|CVAR_FUNCPTR, 0, 1 },
{ "logcutoff","sets the maximal line count of the log file",(void *) &logcutoff, CVAR_INT, 0, 262144 },
};
mutex_init(&m_osdprintf);
Bmemset(osdtext, asc_Space, TEXTSIZE);
Bmemset(osdfmt, osdtextpal+(osdtextshade<<5), TEXTSIZE);
Bmemset(osdsymbptrs, 0, sizeof(osdsymbptrs));
osdnumsymbols = osdnumcvars = 0;
osdlines = 1;
osdflags |= OSD_INITIALIZED;
hash_init(&h_osd);
hash_init(&h_cvars);
for (i=0; i<sizeof(cvars_osd)/sizeof(cvars_osd[0]); i++)
{
if (OSD_RegisterCvar(&cvars_osd[i]))
continue;
OSD_RegisterFunction(cvars_osd[i].name, cvars_osd[i].desc,
cvars_osd[i].type & CVAR_FUNCPTR ? osdcmd_cvar_set_osd : osdcmd_cvar_set);
}
OSD_RegisterFunction("alias","alias: creates an alias for calling multiple commands",_internal_osdfunc_alias);
OSD_RegisterFunction("clear","clear: clears the console text buffer",_internal_osdfunc_clear);
OSD_RegisterFunction("echo","echo [text]: echoes text to the console", _internal_osdfunc_echo);
OSD_RegisterFunction("exec","exec <scriptfile>: executes a script", _internal_osdfunc_exec);
OSD_RegisterFunction("fileinfo","fileinfo <file>: gets a file's information", _internal_osdfunc_fileinfo);
OSD_RegisterFunction("help","help: displays help for the specified cvar or command; \"listsymbols\" to show all commands",_internal_osdfunc_help);
OSD_RegisterFunction("history","history: displays the console command history",_internal_osdfunc_history);
OSD_RegisterFunction("listsymbols","listsymbols: lists all registered functions, cvars and aliases",_internal_osdfunc_listsymbols);
OSD_RegisterFunction("toggle","toggle: toggles the value of a boolean cvar",_internal_osdfunc_toggle);
OSD_RegisterFunction("unalias","unalias: removes a command alias",_internal_osdfunc_unalias);
atexit(OSD_Cleanup);
}
//
// OSD_SetLogFile() -- Sets the text file where printed text should be echoed
//
void OSD_SetLogFile(const char *fn)
{
if (osdlog)
{
Bfclose(osdlog);
osdlog = NULL;
}
if (fn) osdlog = Bfopen(fn,"w");
if (osdlog) setvbuf(osdlog, (char *)NULL, _IONBF, 0);
}
//
// OSD_SetFunctions() -- Sets some callbacks which the OSD uses to understand its world
//
void OSD_SetFunctions(
void (*drawchar)(int32_t,int32_t,char,int32_t,int32_t),
void (*drawstr)(int32_t,int32_t,const char *,int32_t,int32_t,int32_t),
void (*drawcursor)(int32_t,int32_t,int32_t,int32_t),
int32_t (*colwidth)(int32_t),
int32_t (*rowheight)(int32_t),
void (*clearbg)(int32_t,int32_t),
int32_t (*gtime)(void),
void (*showosd)(int32_t)
)
{
drawosdchar = drawchar;
drawosdstr = drawstr;
drawosdcursor = drawcursor;
getcolumnwidth = colwidth;
getrowheight = rowheight;
clearbackground = clearbg;
gettime = gtime;
onshowosd = showosd;
if (!drawosdchar) drawosdchar = _internal_drawosdchar;
if (!drawosdstr) drawosdstr = _internal_drawosdstr;
if (!drawosdcursor) drawosdcursor = _internal_drawosdcursor;
if (!getcolumnwidth) getcolumnwidth = _internal_getcolumnwidth;
if (!getrowheight) getrowheight = _internal_getrowheight;
if (!clearbackground) clearbackground = _internal_clearbackground;
if (!gettime) gettime = _internal_gettime;
if (!onshowosd) onshowosd = _internal_onshowosd;
}
//
// OSD_SetParameters() -- Sets the parameters for presenting the text
//
void OSD_SetParameters(
int32_t promptshade, int32_t promptpal,
int32_t editshade, int32_t editpal,
int32_t textshade, int32_t textpal
)
{
osdpromptshade = promptshade;
osdpromptpal = promptpal;
osdeditshade = editshade;
osdeditpal = editpal;
osdtextshade = textshade;
osdtextpal = textpal;
}
//
// OSD_CaptureKey() -- Sets the scancode for the key which activates the onscreen display
//
void OSD_CaptureKey(int32_t sc)
{
osdkey = sc;
}
//
// OSD_FindDiffPoint() -- Finds the length of the longest common prefix of 2 strings, stolen from ZDoom
//
static int32_t OSD_FindDiffPoint(const char *str1, const char *str2)
{
int32_t i;
for (i = 0; Btolower(str1[i]) == Btolower(str2[i]); i++)
if (str1[i] == 0 || str2[i] == 0)
break;
return i;
}
static void OSD_HistoryPrev(void)
{
if (osdhistorypos >= osdhistorysize-1) return;
osdhistorypos++;
Bmemcpy(osdeditbuf, osdhistorybuf[osdhistorypos], OSD_EDITLENGTH+1);
osdeditcursor = 0;
while (osdeditbuf[osdeditcursor]) osdeditcursor++;
osdeditlen = osdeditcursor;
if (osdeditcursor<osdeditwinstart)
{
osdeditwinend = osdeditcursor;
osdeditwinstart = osdeditwinend-editlinewidth;
if (osdeditwinstart<0)
{
osdeditwinend-=osdeditwinstart;
osdeditwinstart=0;
}
}
else if (osdeditcursor>=osdeditwinend)
{
osdeditwinstart+=(osdeditcursor-osdeditwinend);
osdeditwinend+=(osdeditcursor-osdeditwinend);
}
}
static void OSD_HistoryNext(void)
{
if (osdhistorypos < 0) return;
if (osdhistorypos == 0)
{
osdeditlen=0;
osdeditcursor=0;
osdeditwinstart=0;
osdeditwinend=editlinewidth;
osdhistorypos = -1;
return;
}
osdhistorypos--;
Bmemcpy(osdeditbuf, osdhistorybuf[osdhistorypos], OSD_EDITLENGTH+1);
osdeditcursor = 0;
while (osdeditbuf[osdeditcursor]) osdeditcursor++;
osdeditlen = osdeditcursor;
if (osdeditcursor<osdeditwinstart)
{
osdeditwinend = osdeditcursor;
osdeditwinstart = osdeditwinend-editlinewidth;
if (osdeditwinstart<0)
{
osdeditwinend-=osdeditwinstart;
osdeditwinstart=0;
}
}
else if (osdeditcursor>=osdeditwinend)
{
osdeditwinstart+=(osdeditcursor-osdeditwinend);
osdeditwinend+=(osdeditcursor-osdeditwinend);
}
}
//
// OSD_HandleKey() -- Handles keyboard input when capturing input.
// Returns 0 if the key was handled internally, or the scancode if it should
// be passed on to the game.
//
int32_t OSD_HandleChar(char ch)
{
int32_t i,j;
symbol_t *tabc = NULL;
static symbol_t *lastmatch = NULL;
if ((osdflags & (OSD_INITIALIZED|OSD_CAPTURE)) != (OSD_INITIALIZED|OSD_CAPTURE))
return ch;
if (ch != 9) // tab
lastmatch = NULL;
switch (ch)
{
case 1: // control a. jump to beginning of line
osdeditcursor=0;
osdeditwinstart=0;
osdeditwinend=editlinewidth;
return 0;
case 2: // control b, move one character left
if (osdeditcursor > 0) osdeditcursor--;
return 0;
case 3: // control c
osdeditbuf[osdeditlen] = 0;
OSD_Printf("%s\n",osdeditbuf);
osdeditlen=0;
osdeditcursor=0;
osdeditwinstart=0;
osdeditwinend=editlinewidth;
osdeditbuf[0] = 0;
return 0;
case 5: // control e, jump to end of line
osdeditcursor = osdeditlen;
osdeditwinend = osdeditcursor;
osdeditwinstart = osdeditwinend-editlinewidth;
if (osdeditwinstart<0)
{
osdeditwinstart=0;
osdeditwinend = editlinewidth;
}
return 0;
case 6: // control f, move one character right
if (osdeditcursor < osdeditlen) osdeditcursor++;
return 0;
case 8:
#ifdef __APPLE__
case 127: // control h, backspace
#endif
if (!osdeditcursor || !osdeditlen) return 0;
if ((osdflags & OSD_OVERTYPE) == 0)
{
if (osdeditcursor < osdeditlen)
Bmemmove(osdeditbuf+osdeditcursor-1, osdeditbuf+osdeditcursor, osdeditlen-osdeditcursor);
osdeditlen--;
}
osdeditcursor--;
if (osdeditcursor<osdeditwinstart) osdeditwinstart--,osdeditwinend--;
#ifndef __APPLE__
case 127: // handled in OSD_HandleScanCode (delete)
#endif
return 0;
case 9: // tab
{
int32_t commonsize = 512;
if (!lastmatch)
{
for (i=osdeditcursor; i>0; i--) if (osdeditbuf[i-1] == ' ') break;
for (j=0; osdeditbuf[i] != ' ' && i < osdeditlen; j++,i++)
osdedittmp[j] = osdeditbuf[i];
osdedittmp[j] = 0;
if (j > 0)
{
tabc = findsymbol(osdedittmp, NULL);
if (tabc && tabc->next && findsymbol(osdedittmp, tabc->next))
{
symbol_t *symb=tabc;
int32_t maxwidth = 0, x = 0, num = 0, diffpt;
while (symb && symb != lastmatch)
{
num++;
if (lastmatch)
{
diffpt = OSD_FindDiffPoint(symb->name,lastmatch->name);
if (diffpt < commonsize)
commonsize = diffpt;
}
maxwidth = max((unsigned)maxwidth,Bstrlen(symb->name));
lastmatch = symb;
if (!lastmatch->next) break;
symb=findsymbol(osdedittmp, lastmatch->next);
}
OSD_Printf(OSDTEXT_RED "Found %d possible completions for \"%s\":\n",num,osdedittmp);
maxwidth += 3;
symb = tabc;
OSD_Printf(" ");
while (symb && (symb != lastmatch))
{
tabc = lastmatch = symb;
OSD_Printf("%-*s",maxwidth,symb->name);
if (!lastmatch->next) break;
symb=findsymbol(osdedittmp, lastmatch->next);
x += maxwidth;
if (x > (osdcols - maxwidth))
{
x = 0;
OSD_Printf("\n");
if (symb && (symb != lastmatch))
OSD_Printf(" ");
}
}
if (x) OSD_Printf("\n");
OSD_Printf(OSDTEXT_RED "Press TAB again to cycle through matches\n");
}
}
}
else
{
tabc = findsymbol(osdedittmp, lastmatch->next);
if (!tabc && lastmatch)
tabc = findsymbol(osdedittmp, NULL); // wrap */
}
if (tabc)
{
for (i=osdeditcursor; i>0; i--) if (osdeditbuf[i-1] == ' ') break;
osdeditlen = i;
for (j=0; tabc->name[j] && osdeditlen <= OSD_EDITLENGTH
&& (osdeditlen < commonsize); i++,j++,osdeditlen++)
osdeditbuf[i] = tabc->name[j];
osdeditcursor = osdeditlen;
osdeditwinend = osdeditcursor;
osdeditwinstart = osdeditwinend-editlinewidth;
if (osdeditwinstart<0)
{
osdeditwinstart=0;
osdeditwinend = editlinewidth;
}
lastmatch = tabc;
}
}
return 0;
case 11: // control k, delete all to end of line
Bmemset(osdeditbuf+osdeditcursor,0,sizeof(osdeditbuf)-osdeditcursor);
return 0;
case 12: // control l, clear screen
Bmemset(osdtext,0,sizeof(osdtext));
Bmemset(osdfmt,osdtextpal+(osdtextshade<<5),sizeof(osdfmt));
osdlines = 1;
return 0;
case 13: // control m, enter
if (osdeditlen>0)
{
osdeditbuf[osdeditlen] = 0;
if (Bstrcmp(osdhistorybuf[0], osdeditbuf))
{
Bmemmove(osdhistorybuf[1], osdhistorybuf[0], (OSD_HISTORYDEPTH-1)*(OSD_EDITLENGTH+1));
Bmemmove(osdhistorybuf[0], osdeditbuf, OSD_EDITLENGTH+1);
if (osdhistorysize < OSD_HISTORYDEPTH) osdhistorysize++;
osdhistorytotal++;
if (osdexeccount == OSD_HISTORYDEPTH)
OSD_Printf("Command Buffer Warning: Failed queueing command "
"for execution. Buffer full.\n");
else
osdexeccount++;
}
else
{
if (osdexeccount == OSD_HISTORYDEPTH)
OSD_Printf("Command Buffer Warning: Failed queueing command "
"for execution. Buffer full.\n");
else
osdexeccount++;
}
osdhistorypos=-1;
}
osdeditlen=0;
osdeditcursor=0;
osdeditwinstart=0;
osdeditwinend=editlinewidth;
return 0;
case 14: // control n, next (ie. down arrow)
OSD_HistoryNext();
return 0;
case 16: // control p, previous (ie. up arrow)
OSD_HistoryPrev();
return 0;
case 21: // control u, delete all to beginning
if (osdeditcursor>0 && osdeditlen)
{
if (osdeditcursor<osdeditlen)
Bmemmove(osdeditbuf, osdeditbuf+osdeditcursor, osdeditlen-osdeditcursor);
osdeditlen-=osdeditcursor;
osdeditcursor = 0;
osdeditwinstart = 0;
osdeditwinend = editlinewidth;
}
return 0;
case 23: // control w, delete one word back
if (osdeditcursor>0 && osdeditlen>0)
{
i=osdeditcursor;
while (i>0 && osdeditbuf[i-1]==asc_Space) i--;
while (i>0 && osdeditbuf[i-1]!=asc_Space) i--;
if (osdeditcursor<osdeditlen)
Bmemmove(osdeditbuf+i, osdeditbuf+osdeditcursor, osdeditlen-osdeditcursor);
osdeditlen -= (osdeditcursor-i);
osdeditcursor = i;
if (osdeditcursor < osdeditwinstart)
{
osdeditwinstart=osdeditcursor;
osdeditwinend=osdeditwinstart+editlinewidth;
}
}
return 0;
default:
if (ch >= asc_Space) // text char
{
if ((osdflags & OSD_OVERTYPE) == 0)
{
if (osdeditlen == OSD_EDITLENGTH) // buffer full, can't insert another char
return 0;
if (osdeditcursor < osdeditlen)
Bmemmove(osdeditbuf+osdeditcursor+1, osdeditbuf+osdeditcursor, osdeditlen-osdeditcursor);
osdeditlen++;
}
else if (osdeditcursor == osdeditlen)
osdeditlen++;
osdeditbuf[osdeditcursor++] = ch;
if (osdeditcursor > osdeditwinend)
osdeditwinstart++, osdeditwinend++;
}
return 0;
}
return 0;
}
int32_t OSD_HandleScanCode(int32_t sc, int32_t press)
{
if ((osdflags & OSD_INITIALIZED) == 0)
return sc;
if (sc == osdkey)
{
if (press)
{
osdscroll = -osdscroll;
if (osdrowscur == -1)
osdscroll = 1;
else if (osdrowscur == osdrows)
osdscroll = -1;
osdrowscur += osdscroll;
OSD_CaptureInput(osdscroll == 1);
osdscrtime = getticks();
}
return 0;
}
else if ((osdflags & OSD_CAPTURE) == 0)
return sc;
if (!press)
{
if (sc == sc_LeftShift || sc == sc_RightShift)
osdflags &= ~OSD_SHIFT;
if (sc == sc_LeftControl || sc == sc_RightControl)
osdflags &= ~OSD_CTRL;
return 0;
}
keytime = gettime();
switch (sc)
{
case sc_Escape:
// OSD_ShowDisplay(0);
osdscroll = -1;
osdrowscur--;
OSD_CaptureInput(0);
osdscrtime = getticks();
break;
case sc_PgUp:
if (osdhead < osdlines-1)
osdhead++;
break;
case sc_PgDn:
if (osdhead > 0)
osdhead--;
break;
case sc_Home:
if (osdflags & OSD_CTRL)
osdhead = osdlines-1;
else
{
osdeditcursor = 0;
osdeditwinstart = osdeditcursor;
osdeditwinend = osdeditwinstart+editlinewidth;
}
break;
case sc_End:
if (osdflags & OSD_CTRL)
osdhead = 0;
else
{
osdeditcursor = osdeditlen;
osdeditwinend = osdeditcursor;
osdeditwinstart = osdeditwinend-editlinewidth;
if (osdeditwinstart<0)
{
osdeditwinstart=0;
osdeditwinend = editlinewidth;
}
}
break;
case sc_Insert:
osdflags = (osdflags & ~OSD_OVERTYPE) | (-((osdflags & OSD_OVERTYPE) == 0) & OSD_OVERTYPE);
break;
case sc_LeftArrow:
if (osdeditcursor>0)
{
if (osdflags & OSD_CTRL)
{
while (osdeditcursor>0)
{
if (osdeditbuf[osdeditcursor-1] != asc_Space)
break;
osdeditcursor--;
}
while (osdeditcursor>0)
{
if (osdeditbuf[osdeditcursor-1] == asc_Space)
break;
osdeditcursor--;
}
}
else osdeditcursor--;
}
if (osdeditcursor<osdeditwinstart)
{
osdeditwinend-=(osdeditwinstart-osdeditcursor);
osdeditwinstart-=(osdeditwinstart-osdeditcursor);
}
break;
case sc_RightArrow:
if (osdeditcursor<osdeditlen)
{
if (osdflags & OSD_CTRL)
{
while (osdeditcursor<osdeditlen)
{
if (osdeditbuf[osdeditcursor] == asc_Space)
break;
osdeditcursor++;
}
while (osdeditcursor<osdeditlen)
{
if (osdeditbuf[osdeditcursor] != asc_Space)
break;
osdeditcursor++;
}
}
else osdeditcursor++;
}
if (osdeditcursor>=osdeditwinend)
{
osdeditwinstart+=(osdeditcursor-osdeditwinend);
osdeditwinend+=(osdeditcursor-osdeditwinend);
}
break;
case sc_UpArrow:
OSD_HistoryPrev();
break;
case sc_DownArrow:
OSD_HistoryNext();
break;
case sc_LeftShift:
case sc_RightShift:
osdflags |= OSD_SHIFT;
break;
case sc_LeftControl:
case sc_RightControl:
osdflags |= OSD_CTRL;
break;
case sc_CapsLock:
osdflags = (osdflags & ~OSD_CAPS) | (-((osdflags & OSD_CAPS) == 0) & OSD_CAPS);
break;
case sc_Delete:
if (osdeditcursor == osdeditlen || !osdeditlen)
return 0;
if (osdeditcursor <= osdeditlen-1)
Bmemmove(osdeditbuf+osdeditcursor, osdeditbuf+osdeditcursor+1, osdeditlen-osdeditcursor-1);
osdeditlen--;
break;
}
return 0;
}
//
// OSD_ResizeDisplay() -- Handles readjustment of the display when the screen resolution
// changes on us.
//
void OSD_ResizeDisplay(int32_t w, int32_t h)
{
int32_t newcols;
int32_t newmaxlines;
char newtext[TEXTSIZE];
char newfmt[TEXTSIZE];
int32_t i,j,k;
newcols = getcolumnwidth(w);
newmaxlines = TEXTSIZE / newcols;
j = min(newmaxlines, osdmaxlines);
k = min(newcols, osdcols);
Bmemset(newtext, asc_Space, TEXTSIZE);
for (i=j-1; i>=0; i--)
{
Bmemcpy(newtext+newcols*i, osdtext+osdcols*i, k);
Bmemcpy(newfmt+newcols*i, osdfmt+osdcols*i, k);
}
Bmemcpy(osdtext, newtext, TEXTSIZE);
Bmemcpy(osdfmt, newfmt, TEXTSIZE);
osdcols = newcols;
osdmaxlines = newmaxlines;
osdmaxrows = getrowheight(h)-2;
if (osdrows > osdmaxrows) osdrows = osdmaxrows;
osdpos = 0;
osdhead = 0;
osdeditwinstart = 0;
osdeditwinend = editlinewidth;
white = -1;
}
//
// OSD_CaptureInput()
//
void OSD_CaptureInput(int32_t cap)
{
osdflags = (osdflags & ~(OSD_CAPTURE|OSD_CTRL|OSD_SHIFT)) | (-cap & OSD_CAPTURE);
grabmouse(cap == 0);
onshowosd(cap);
if (cap)
releaseallbuttons();
bflushchars();
}
//
// OSD_ShowDisplay() -- Shows or hides the onscreen display
//
void OSD_ShowDisplay(int32_t onf)
{
osdflags = (osdflags & ~OSD_DRAW) | (-onf & OSD_DRAW);
OSD_CaptureInput(onf);
}
//
// OSD_Draw() -- Draw the onscreen display
//
void OSD_Draw(void)
{
uint32_t topoffs;
int32_t row, lines, x, len;
if ((osdflags & OSD_INITIALIZED) == 0)
return;
if (osdrowscur == 0)
OSD_ShowDisplay(osdflags & OSD_DRAW ? 0 : 1);
if (osdrowscur == osdrows)
osdscroll = 0;
else
{
int32_t j;
if ((osdrowscur < osdrows && osdscroll == 1) || osdrowscur < -1)
{
j = (getticks()-osdscrtime);
while (j > -1)
{
osdrowscur++;
j -= 200/osdrows;
if (osdrowscur > osdrows-1)
break;
}
}
if ((osdrowscur > -1 && osdscroll == -1) || osdrowscur > osdrows)
{
j = (getticks()-osdscrtime);
while (j > -1)
{
osdrowscur--;
j -= 200/osdrows;
if (osdrowscur < 1)
break;
}
}
osdscrtime = getticks();
}
if ((osdflags & OSD_DRAW) == 0 || !osdrowscur) return;
topoffs = osdhead * osdcols;
row = osdrowscur-1;
lines = min(osdlines-osdhead, osdrowscur);
begindrawing();
clearbackground(osdcols,osdrowscur+1);
for (; lines>0; lines--, row--)
{
drawosdstr(0,row,osdtext+topoffs,osdcols,osdtextshade,osdtextpal);
topoffs+=osdcols;
}
{
int32_t offset = ((osdflags & (OSD_CAPS|OSD_SHIFT)) == (OSD_CAPS|OSD_SHIFT) && osdhead > 0);
int32_t shade = osdpromptshade?osdpromptshade:(sintable[(totalclock<<4)&2047]>>11);
if (osdhead == osdlines-1) drawosdchar(0,osdrowscur,'~',shade,osdpromptpal);
else if (osdhead > 0) drawosdchar(0,osdrowscur,'^',shade,osdpromptpal);
if (osdflags & OSD_CAPS) drawosdchar(0+(osdhead > 0),osdrowscur,'C',shade,osdpromptpal);
if (osdflags & OSD_SHIFT) drawosdchar(1+(osdflags & OSD_CAPS && osdhead > 0),osdrowscur,'H',shade,osdpromptpal);
drawosdchar(2+offset,osdrowscur,'>',shade,osdpromptpal);
len = min(osdcols-1-3-offset, osdeditlen-osdeditwinstart);
for (x=len-1; x>=0; x--)
drawosdchar(3+x+offset,osdrowscur,osdeditbuf[osdeditwinstart+x],osdeditshade<<1,osdeditpal);
offset += 3+osdeditcursor-osdeditwinstart;
drawosdcursor(offset,osdrowscur,osdflags & OSD_OVERTYPE,keytime);
if (osdver[0])
drawosdstr(osdcols-osdverlen,osdrowscur - (offset >= osdcols-osdverlen),
osdver,osdverlen,(sintable[(totalclock<<4)&2047]>>11),osdverpal);
}
enddrawing();
}
//
// OSD_Printf() -- Print a string to the onscreen display
// and write it to the log file
//
static inline void OSD_LineFeed(void)
{
Bmemmove(osdtext+osdcols, osdtext, TEXTSIZE-osdcols);
Bmemset(osdtext, asc_Space, osdcols);
Bmemmove(osdfmt+osdcols, osdfmt, TEXTSIZE-osdcols);
Bmemset(osdfmt, osdtextpal, osdcols);
if (osdlines < osdmaxlines) osdlines++;
}
#define MAX_ERRORS 4096
void OSD_Printf(const char *fmt, ...)
{
static char tmpstr[8192];
char *chp, p=osdtextpal, s=osdtextshade;
va_list va;
mutex_lock(&m_osdprintf);
va_start(va, fmt);
Bvsnprintf(tmpstr, 8192, fmt, va);
va_end(va);
if (tmpstr[0]==0)
{
mutex_unlock(&m_osdprintf);
return;
}
if (tmpstr[0]=='^' && tmpstr[1]=='1' && tmpstr[2]=='0' && ++OSD_errors > MAX_ERRORS)
{
if (OSD_errors == MAX_ERRORS + 1)
Bstrcpy(tmpstr, OSD_ERROR "\nToo many errors. Logging errors stopped.\n");
else
{
OSD_errors = MAX_ERRORS + 2;
mutex_unlock(&m_osdprintf);
return;
}
}
if (linecnt < logcutoff)
{
if (osdlog && (!logcutoff || linecnt < logcutoff))
{
chp = Bstrdup(tmpstr);
Bfputs(OSD_StripColors(chp, tmpstr), osdlog);
Bprintf("%s", chp);
Bfree(chp);
}
}
else if (linecnt == logcutoff)
{
Bfputs("\nMaximal log size reached. Logging stopped.\nSet the \"logcutoff\" console variable to a higher value if you need a longer log.\n", osdlog);
linecnt = logcutoff + 1;
}
chp = tmpstr;
do
{
if (*chp == '\n')
{
osdpos=0;
linecnt++;
OSD_LineFeed();
continue;
}
if (*chp == '\r')
{
osdpos=0;
continue;
}
if (*chp == '^')
{
if (isdigit(*(chp+1)))
{
char smallbuf[4];
if (!isdigit(*(++chp+1)))
{
smallbuf[0] = *(chp);
smallbuf[1] = '\0';
p = Batol(smallbuf);
continue;
}
smallbuf[0] = *(chp++);
smallbuf[1] = *(chp);
smallbuf[2] = '\0';
p = Batol(smallbuf);
continue;
}
if (Btoupper(*(chp+1)) == 'S')
{
chp++;
if (isdigit(*(++chp)))
s = *chp;
continue;
}
if (Btoupper(*(chp+1)) == 'O')
{
chp++;
p = osdtextpal;
s = osdtextshade;
continue;
}
}
osdtext[osdpos] = *chp;
osdfmt[osdpos++] = p+(s<<5);
if (osdpos == osdcols)
{
osdpos = 0;
OSD_LineFeed();
}
}
while (*(++chp));
mutex_unlock(&m_osdprintf);
}
//
// OSD_DispatchQueued() -- Executes any commands queued in the buffer
//
void OSD_DispatchQueued(void)
{
int32_t cmd;
if (!osdexeccount) return;
cmd=osdexeccount-1;
osdexeccount=0;
for (; cmd>=0; cmd--)
OSD_Dispatch((const char *)osdhistorybuf[cmd]);
}
//
// OSD_Dispatch() -- Executes a command string
//
static char *strtoken(char *s, char **ptrptr, int32_t *restart)
{
char *p, *p2, *start;
*restart = 0;
if (!ptrptr) return NULL;
// if s != NULL, we process from the start of s, otherwise
// we just continue with where ptrptr points to
if (s) p = s;
else p = *ptrptr;
if (!p) return NULL;
// eat up any leading whitespace
while (*p != 0 && *p != ';' && *p == ' ') p++;
// a semicolon is an end of statement delimiter like a \0 is, so we signal
// the caller to 'restart' for the rest of the string pointed at by *ptrptr
if (*p == ';')
{
*restart = 1;
*ptrptr = p+1;
return NULL;
}
// or if we hit the end of the input, signal all done by nulling *ptrptr
else if (*p == 0)
{
*ptrptr = NULL;
return NULL;
}
if (*p == '\"')
{
// quoted string
start = ++p;
p2 = p;
while (*p != 0)
{
if (*p == '\"')
{
p++;
break;
}
else if (*p == '\\')
{
switch (*(++p))
{
case 'n':
*p2 = '\n'; break;
case 'r':
*p2 = '\r'; break;
default:
*p2 = *p; break;
}
}
else
{
*p2 = *p;
}
p2++, p++;
}
*p2 = 0;
}
else
{
start = p;
while (*p != 0 && *p != ';' && *p != ' ') p++;
}
// if we hit the end of input, signal all done by nulling *ptrptr
if (*p == 0)
{
*ptrptr = NULL;
}
// or if we came upon a semicolon, signal caller to restart with the
// string at *ptrptr
else if (*p == ';')
{
*p = 0;
*ptrptr = p+1;
*restart = 1;
}
// otherwise, clip off the token and carry on
else
{
*(p++) = 0;
*ptrptr = p;
}
return start;
}
#define MAXPARMS 512
int32_t OSD_Dispatch(const char *cmd)
{
char *workbuf, *wp, *wtp, *state;
int32_t restart = 0;
workbuf = state = Bstrdup(cmd);
if (!workbuf) return -1;
do
{
int32_t numparms = 0;
symbol_t *symb;
osdfuncparm_t ofp;
char *parms[MAXPARMS];
Bmemset(parms, 0, sizeof(parms));
if ((wp = strtoken(state, &wtp, &restart)) == NULL)
{
state = wtp;
continue;
}
if ((symb = findexactsymbol(wp)) == NULL)
{
if ((wp[0] != '/' || wp[1] != '/') && !m32_osd_tryscript) // cheap hack for comments in cfgs
{
OSD_Printf(OSDTEXT_RED "\"%s\" is not a valid command or cvar\n", wp);
}
else if (m32_osd_tryscript)
{
M32RunScript(cmd);
}
Bfree(workbuf);
return -1;
}
ofp.name = wp;
while (wtp && !restart)
{
wp = strtoken(NULL, &wtp, &restart);
if (wp && numparms < MAXPARMS) parms[numparms++] = wp;
}
ofp.numparms = numparms;
ofp.parms = (const char **)parms;
ofp.raw = cmd;
if ((intptr_t)symb->func == (intptr_t)OSD_ALIAS)
OSD_Dispatch(symb->help);
else if ((intptr_t)symb->func != (intptr_t)OSD_UNALIASED)
switch (symb->func(&ofp))
{
case OSDCMD_OK:
break;
case OSDCMD_SHOWHELP:
OSD_Printf("%s\n", symb->help);
break;
}
state = wtp;
}
while (wtp && restart);
Bfree(workbuf);
return 0;
}
//
// OSD_RegisterFunction() -- Registers a new function
//
int32_t OSD_RegisterFunction(const char *name, const char *help, int32_t (*func)(const osdfuncparm_t *))
{
symbol_t *symb;
const char *cp;
if ((osdflags & OSD_INITIALIZED) == 0)
OSD_Init();
if (!name || !name[0])
{
OSD_Printf("OSD_RegisterFunction(): can't register function with null name\n");
return -1;
}
if (!func)
{
OSD_Printf("OSD_RegisterFunction(): can't register null function\n");
return -1;
}
// check for illegal characters in name
for (cp = name; *cp; cp++)
{
if ((cp == name) && (*cp >= '0') && (*cp <= '9'))
{
OSD_Printf("OSD_RegisterFunction(): first character of function name \"%s\" must not be a numeral\n", name);
return -1;
}
if ((*cp < '0') ||
(*cp > '9' && *cp < 'A') ||
(*cp > 'Z' && *cp < 'a' && *cp != '_') ||
(*cp > 'z'))
{
OSD_Printf("OSD_RegisterFunction(): illegal character in function name \"%s\"\n", name);
return -1;
}
}
if (!help) help = "(no description for this function)";
symb = findexactsymbol(name);
if (symb) // allow this now for reusing an alias name
{
/*
if (symb->func != OSD_ALIAS && symb->func != OSD_UNALIASED)
{
OSD_Printf("OSD_RegisterFunction(): \"%s\" is already defined\n", name);
return -1;
}
*/
// Bfree((char *)symb->help);
symb->help = help;
symb->func = func;
return 0;
}
symb = addnewsymbol(name);
if (!symb)
{
OSD_Printf("OSD_RegisterFunction(): Failed registering function \"%s\"\n", name);
return -1;
}
symb->name = name;
symb->help = help;
symb->func = func;
return 0;
}
//
// OSD_SetVersionString()
//
void OSD_SetVersion(const char *version, int32_t shade, int32_t pal)
{
Bstrcpy(osdver,version);
osdverlen = Bstrlen(osdver);
osdvershade = shade;
osdverpal = pal;
}
//
// addnewsymbol() -- Allocates space for a new symbol and attaches it
// appropriately to the lists, sorted.
//
static symbol_t *addnewsymbol(const char *name)
{
symbol_t *newsymb, *s, *t;
if (osdnumsymbols >= MAXSYMBOLS) return NULL;
newsymb = (symbol_t *)Bmalloc(sizeof(symbol_t));
if (!newsymb) { return NULL; }
Bmemset(newsymb, 0, sizeof(symbol_t));
// link it to the main chain
if (!symbols)
{
symbols = newsymb;
}
else
{
if (Bstrcasecmp(name, symbols->name) <= 0)
{
t = symbols;
symbols = newsymb;
symbols->next = t;
}
else
{
s = symbols;
while (s->next)
{
if (Bstrcasecmp(s->next->name, name) > 0) break;
s=s->next;
}
t = s->next;
s->next = newsymb;
newsymb->next = t;
}
}
hash_add(&h_osd, name, osdnumsymbols, 1);
name = Bstrtolower(Bstrdup(name));
hash_add(&h_osd, name, osdnumsymbols, 1);
Bfree((void *)name);
osdsymbptrs[osdnumsymbols++] = newsymb;
return newsymb;
}
//
// findsymbol() -- Finds a symbol, possibly partially named
//
static symbol_t *findsymbol(const char *name, symbol_t *startingat)
{
if (!startingat) startingat = symbols;
if (!startingat) return NULL;
for (; startingat; startingat=startingat->next)
if (startingat->func != OSD_UNALIASED && !Bstrncasecmp(name, startingat->name, Bstrlen(name))) return startingat;
return NULL;
}
//
// findexactsymbol() -- Finds a symbol, complete named
//
static symbol_t *findexactsymbol(const char *name)
{
int32_t i;
char *lname = Bstrdup(name);
if (!symbols) return NULL;
i = hash_find(&h_osd,lname);
if (i > -1)
{
// if ((symbol_t *)osdsymbptrs[i]->func == OSD_UNALIASED)
// return NULL;
Bfree(lname);
return osdsymbptrs[i];
}
// try it again
Bstrtolower(lname);
i = hash_find(&h_osd,lname);
Bfree(lname);
if (i > -1)
return osdsymbptrs[i];
return NULL;
}
int32_t osdcmd_cvar_set(const osdfuncparm_t *parm)
{
int32_t showval = (parm->numparms == 0);
int32_t i;
i = hash_find(&h_cvars, parm->name);
if (i < 0)
for (i = osdnumcvars-1; i >= 0; i--)
if (!Bstrcasecmp(parm->name, cvars[i].c.name)) break;
if (i > -1)
{
if (cvars[i].c.type & CVAR_LOCKED)
{
// sound the alarm
OSD_Printf("Cvar \"%s\" is read only.\n",cvars[i].c.name);
return OSDCMD_OK;
}
switch (cvars[i].c.type&(CVAR_FLOAT|CVAR_DOUBLE|CVAR_INT|CVAR_UINT|CVAR_BOOL|CVAR_STRING))
{
case CVAR_FLOAT:
{
float val;
if (showval)
{
OSD_Printf("\"%s\" is \"%f\"\n%s: %s\n",cvars[i].c.name,*(float *)cvars[i].c.vptr,cvars[i].c.name,(char *)cvars[i].c.desc);
return OSDCMD_OK;
}
sscanf(parm->parms[0], "%f", &val);
if (val < cvars[i].c.min || val > cvars[i].c.max)
{
OSD_Printf("%s value out of range\n",cvars[i].c.name);
return OSDCMD_OK;
}
*(float *)cvars[i].c.vptr = val;
if (!OSD_ParsingScript())
OSD_Printf("%s %f",cvars[i].c.name,val);
}
break;
case CVAR_DOUBLE:
{
double val;
if (showval)
{
OSD_Printf("\"%s\" is \"%f\"\n%s: %s\n",cvars[i].c.name,*(double *)cvars[i].c.vptr,cvars[i].c.name,(char *)cvars[i].c.desc);
return OSDCMD_OK;
}
sscanf(parm->parms[0], "%lf", &val);
if (val < cvars[i].c.min || val > cvars[i].c.max)
{
OSD_Printf("%s value out of range\n",cvars[i].c.name);
return OSDCMD_OK;
}
*(double *)cvars[i].c.vptr = val;
if (!OSD_ParsingScript())
OSD_Printf("%s %f",cvars[i].c.name,val);
}
break;
case CVAR_INT:
case CVAR_UINT:
case CVAR_BOOL:
{
int32_t val;
if (showval)
{
OSD_Printf("\"%s\" is \"%d\"\n%s: %s\n",cvars[i].c.name,*(int32_t *)cvars[i].c.vptr,cvars[i].c.name,(char *)cvars[i].c.desc);
return OSDCMD_OK;
}
val = Batoi(parm->parms[0]);
if (cvars[i].c.type & CVAR_BOOL) val = val != 0;
if (val < cvars[i].c.min || val > cvars[i].c.max)
{
OSD_Printf("%s value out of range\n",cvars[i].c.name);
return OSDCMD_OK;
}
*(int32_t *)cvars[i].c.vptr = val;
if (!OSD_ParsingScript())
OSD_Printf("%s %d",cvars[i].c.name,val);
}
break;
case CVAR_STRING:
{
if (showval)
{
OSD_Printf("\"%s\" is \"%s\"\n%s: %s\n",cvars[i].c.name,(char *)cvars[i].c.vptr,cvars[i].c.name, (char *)cvars[i].c.desc);
return OSDCMD_OK;
}
Bstrncpy((char *)cvars[i].c.vptr, parm->parms[0], cvars[i].c.max-1);
((char *)cvars[i].c.vptr)[cvars[i].c.max-1] = 0;
if (!OSD_ParsingScript())
OSD_Printf("%s %s",cvars[i].c.name,(char *)cvars[i].c.vptr);
}
break;
default:
break;
}
#ifdef USE_OPENGL
if (!OSD_ParsingScript())
{
switch (cvars[i].c.type&(CVAR_RESTARTVID|CVAR_INVALIDATEALL|CVAR_INVALIDATEART))
{
case CVAR_RESTARTVID:
osdcmd_restartvid(NULL);
break;
case CVAR_INVALIDATEALL:
gltexinvalidatetype(INVALIDATE_ALL);
case CVAR_INVALIDATEART:
gltexinvalidatetype(INVALIDATE_ART);
#ifdef POLYMER
if (getrendermode() == REND_POLYMER)
polymer_texinvalidate();
#endif
break;
}
}
#endif
}
if (!OSD_ParsingScript())
OSD_Printf("\n");
return OSDCMD_OK;
}
void OSD_WriteCvars(FILE *fp)
{
uint32_t i;
if (!fp)
return;
for (i=0; i<osdnumcvars; i++)
{
if (!(cvars[i].c.type & CVAR_NOSAVE) && OSD_CvarModified(&cvars[i]))
switch (cvars[i].c.type&(CVAR_FLOAT|CVAR_DOUBLE|CVAR_INT|CVAR_UINT|CVAR_BOOL|CVAR_STRING))
{
case CVAR_FLOAT:
fprintf(fp,"%s \"%f\"\n",cvars[i].c.name,*(float *)cvars[i].c.vptr);
break;
case CVAR_DOUBLE:
fprintf(fp,"%s \"%f\"\n",cvars[i].c.name,*(double *)cvars[i].c.vptr);
break;
case CVAR_INT:
case CVAR_UINT:
case CVAR_BOOL:
fprintf(fp,"%s \"%d\"\n",cvars[i].c.name,*(int32_t *)cvars[i].c.vptr);
break;
case CVAR_STRING:
fprintf(fp,"%s \"%s\"\n",cvars[i].c.name,(char *)cvars[i].c.vptr);
break;
default:
break;
}
}
}
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