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Fix crashes when passing invalid variable names to a couple of debugging commands in the console

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git-svn-id: https://svn.eduke32.com/eduke32@7883 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
terminx 2019-08-04 02:52:18 +00:00 committed by Christoph Oelckers
parent 3c28f6cfc6
commit 2126d215ed
1 changed files with 35 additions and 11 deletions
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46
source/duke3d/src/osdcmds.cpp
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@ -602,59 +602,74 @@ static int osdcmd_spawn(osdcmdptr_t parm)
#if !defined LUNATIC
static int osdcmd_setvar(osdcmdptr_t parm)
{
if (parm->numparms != 2)
return OSDCMD_SHOWHELP;
if (numplayers > 1)
{
OSD_Printf("Command not allowed in multiplayer\n");
return OSDCMD_OK;
}
if (parm->numparms != 2)
return OSDCMD_SHOWHELP;
int i = hash_find(&h_gamevars, parm->parms[1]);
int const newValue = (i == -1) ? Batol(parm->parms[1]) : Gv_GetVar(i, g_player[myconnectindex].ps->i, myconnectindex);
if ((i = hash_find(&h_gamevars, parm->parms[0])) >= 0)
{
Gv_SetVar(i, newValue, g_player[myconnectindex].ps->i, myconnectindex);
OSD_Printf("Script variable \"%s\" set to %d (input: %d)\n", aGameVars[i].szLabel, Gv_GetVar(i, g_player[myconnectindex].ps->i, myconnectindex), newValue);
OSD_Printf("Variable \"%s\" now has value %d (input: %d)\n", aGameVars[i].szLabel,
Gv_GetVar(i, g_player[myconnectindex].ps->i, myconnectindex), newValue);
}
else
{
OSD_Printf("setvar: \"%s\" is not a game variable!\n", parm->parms[0]);
return OSDCMD_SHOWHELP;
}
return OSDCMD_OK;
}
static int osdcmd_addlogvar(osdcmdptr_t parm)
{
if (parm->numparms != 1)
return OSDCMD_SHOWHELP;
if (numplayers > 1)
{
OSD_Printf("Command not allowed in multiplayer\n");
return OSDCMD_OK;
}
if (parm->numparms != 1)
return OSDCMD_SHOWHELP;
int const i = hash_find(&h_gamevars, parm->parms[0]);
if (i >= 0)
OSD_Printf("Variable \"%s\" has value %d, default %d\n", parm->parms[0], Gv_GetVar(i, g_player[screenpeek].ps->i, screenpeek), (int)aGameVars[i].defaultValue);
else
{
OSD_Printf("addlogvar: %s is not a game variable!\n", parm->parms[0]);
return OSDCMD_SHOWHELP;
}
return OSDCMD_OK;
}
static int osdcmd_setactorvar(osdcmdptr_t parm)
{
if (parm->numparms != 3) return OSDCMD_SHOWHELP;
if (numplayers > 1)
{
OSD_Printf("Command not allowed in multiplayer\n");
return OSDCMD_OK;
}
if (parm->numparms != 3)
return OSDCMD_SHOWHELP;
int16_t const spriteNum = Batol(parm->parms[0]);
if ((unsigned)spriteNum >= MAXSPRITES)
{
OSD_Printf("Invalid sprite ID\n");
OSD_Printf("setactorvar: Invalid sprite number!\n");
return OSDCMD_OK;
}
@ -663,9 +678,18 @@ static int osdcmd_setactorvar(osdcmdptr_t parm)
int const newValue = (i >= 0) ? Gv_GetVar(i, g_player[myconnectindex].ps->i, myconnectindex) : Batol(parm->parms[2]);
if ((i = hash_find(&h_gamevars, parm->parms[1])) >= 0)
{
Gv_SetVar(i, newValue, spriteNum, myconnectindex);
OSD_Printf("Script variable \"%s\" set to %d (input: %d)\n", aGameVars[i].szLabel, Gv_GetVar(i, g_player[myconnectindex].ps->i, myconnectindex), newValue);
OSD_Printf("Variable \"%s\" for sprite %d value is now %d (input: %d)\n", aGameVars[i].szLabel, spriteNum,
Gv_GetVar(i, g_player[myconnectindex].ps->i, myconnectindex), newValue);
}
else
{
OSD_Printf("setactorvar: %s is not a game variable!\n", parm->parms[1]);
return OSDCMD_SHOWHELP;
}
return OSDCMD_OK;
}
#else