NORET
sortorder::sortorder()
{
Ibyteorder(I8perm, 8);
Ibyteorder(I4perm, 4);
Ibyteorder(I2perm, 2);
Ibyteorder(I1perm, 1);
Fbyteorder(Fperm);
Dbyteorder(Dperm);
}
static int
parse_settings (unsigned char *prop,
unsigned long bytes,
struct xsettings *settings)
{
Lisp_Object byteorder = Fbyteorder ();
int my_bo = XFASTINT (byteorder) == 'B' ? MSBFirst : LSBFirst;
int that_bo = prop[0];
CARD32 n_settings;
int bytes_parsed = 0;
int settings_seen = 0;
int i = 0;
/* First 4 bytes is a serial number, skip that. */
if (bytes < 12) return settings_seen;
memcpy (&n_settings, prop+8, 4);
if (my_bo != that_bo) n_settings = bswap_32 (n_settings);
bytes_parsed = 12;
memset (settings, 0, sizeof (*settings));
while (bytes_parsed+4 < bytes && settings_seen < 7
&& i < n_settings)
{
int type = prop[bytes_parsed++];
CARD16 nlen;
CARD32 vlen, ival = 0;
char name[128]; /* The names we are looking for are not this long. */
char sval[128]; /* The values we are looking for are not this long. */
bool want_this;
int to_cpy;
sval[0] = '\0';
++i;
++bytes_parsed; /* Padding */
memcpy (&nlen, prop+bytes_parsed, 2);
bytes_parsed += 2;
if (my_bo != that_bo) nlen = bswap_16 (nlen);
if (bytes_parsed + nlen > bytes) return settings_seen;
to_cpy = min (nlen, sizeof name - 1);
memcpy (name, prop+bytes_parsed, to_cpy);
name[to_cpy] = '\0';
bytes_parsed += nlen;
bytes_parsed = PAD (bytes_parsed);
bytes_parsed += 4; /* Skip serial for this value */
if (bytes_parsed > bytes) return settings_seen;
want_this = strcmp (XSETTINGS_TOOL_BAR_STYLE, name) == 0;
#ifdef HAVE_XFT
if ((nlen > 6 && memcmp (name, "Xft/", 4) == 0)
|| strcmp (XSETTINGS_FONT_NAME, name) == 0)
want_this = true;
#endif
switch (type)
{
case 0: /* Integer */
if (bytes_parsed + 4 > bytes) return settings_seen;
if (want_this)
{
memcpy (&ival, prop+bytes_parsed, 4);
if (my_bo != that_bo) ival = bswap_32 (ival);
}
bytes_parsed += 4;
break;
case 1: /* String */
if (bytes_parsed + 4 > bytes) return settings_seen;
memcpy (&vlen, prop+bytes_parsed, 4);
bytes_parsed += 4;
if (my_bo != that_bo) vlen = bswap_32 (vlen);
if (want_this)
{
to_cpy = min (vlen, sizeof sval - 1);
memcpy (sval, prop+bytes_parsed, to_cpy);
sval[to_cpy] = '\0';
}
bytes_parsed += vlen;
bytes_parsed = PAD (bytes_parsed);
break;
case 2: /* RGB value */
/* No need to parse this */
if (bytes_parsed + 8 > bytes) return settings_seen;
bytes_parsed += 8; /* 4 values (r, b, g, alpha), 2 bytes each. */
break;
default: /* Parse Error */
return settings_seen;
}
if (want_this)
{
if (strcmp (name, XSETTINGS_TOOL_BAR_STYLE) == 0)
{
dupstring (&settings->tb_style, sval);
settings->seen |= SEEN_TB_STYLE;
}
#ifdef HAVE_XFT
else if (strcmp (name, XSETTINGS_FONT_NAME) == 0)
{
dupstring (&settings->font, sval);
settings->seen |= SEEN_FONT;
}
else if (strcmp (name, "Xft/Antialias") == 0)
{
settings->seen |= SEEN_AA;
settings->aa = ival != 0;
}
else if (strcmp (name, "Xft/Hinting") == 0)
{
settings->seen |= SEEN_HINTING;
settings->hinting = ival != 0;
}
# ifdef FC_HINT_STYLE
else if (strcmp (name, "Xft/HintStyle") == 0)
{
settings->seen |= SEEN_HINTSTYLE;
if (strcmp (sval, "hintnone") == 0)
settings->hintstyle = FC_HINT_NONE;
else if (strcmp (sval, "hintslight") == 0)
settings->hintstyle = FC_HINT_SLIGHT;
else if (strcmp (sval, "hintmedium") == 0)
settings->hintstyle = FC_HINT_MEDIUM;
else if (strcmp (sval, "hintfull") == 0)
settings->hintstyle = FC_HINT_FULL;
else
settings->seen &= ~SEEN_HINTSTYLE;
}
# endif
else if (strcmp (name, "Xft/RGBA") == 0)
{
settings->seen |= SEEN_RGBA;
if (strcmp (sval, "none") == 0)
settings->rgba = FC_RGBA_NONE;
else if (strcmp (sval, "rgb") == 0)
settings->rgba = FC_RGBA_RGB;
else if (strcmp (sval, "bgr") == 0)
settings->rgba = FC_RGBA_BGR;
else if (strcmp (sval, "vrgb") == 0)
settings->rgba = FC_RGBA_VRGB;
else if (strcmp (sval, "vbgr") == 0)
settings->rgba = FC_RGBA_VBGR;
else
settings->seen &= ~SEEN_RGBA;
}
else if (strcmp (name, "Xft/DPI") == 0 && ival != (CARD32) -1)
{
settings->seen |= SEEN_DPI;
settings->dpi = ival / 1024.0;
}
else if (strcmp (name, "Xft/lcdfilter") == 0)
{
settings->seen |= SEEN_LCDFILTER;
if (strcmp (sval, "none") == 0)
settings->lcdfilter = FC_LCD_NONE;
else if (strcmp (sval, "lcddefault") == 0)
settings->lcdfilter = FC_LCD_DEFAULT;
else
settings->seen &= ~SEEN_LCDFILTER;
}
#endif /* HAVE_XFT */
else
want_this = false;
settings_seen += want_this;
}
}
return settings_seen;
}