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Rewrite conf deserialisation using BinarySource.

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Like the corresponding rewrite of conf serialisation, this affects not
just conf_deserialise itself but also the per-platform filename and
fontspec deserialisers.
This commit is contained in:
Simon Tatham
2018-05-28 15:36:15 +01:00
parent e2431c3ef8
commit 876e1589f8
6 changed files with 68 additions and 134 deletions
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31
windows/winmisc.c
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@ -54,16 +54,9 @@ void filename_serialise(BinarySink *bs, const Filename *f)
{
put_asciz(bs, f->path);
}
Filename *filename_deserialise(void *vdata, int maxsize, int *used)
Filename *filename_deserialise(BinarySource *src)
{
char *data = (char *)vdata;
char *end;
end = memchr(data, '\0', maxsize);
if (!end)
return NULL;
end++;
*used = end - data;
return filename_from_str(data);
return filename_from_str(get_asciz(src));
}
char filename_char_sanitise(char c)
@ -561,21 +554,13 @@ void fontspec_serialise(BinarySink *bs, FontSpec *f)
put_uint32(bs, f->height);
put_uint32(bs, f->charset);
}
FontSpec *fontspec_deserialise(void *vdata, int maxsize, int *used)
FontSpec *fontspec_deserialise(BinarySource *src)
{
char *data = (char *)vdata;
char *end;
if (maxsize < 13)
return NULL;
end = memchr(data, '\0', maxsize-12);
if (!end)
return NULL;
end++;
*used = end - data + 12;
return fontspec_new(data,
GET_32BIT_MSB_FIRST(end),
GET_32BIT_MSB_FIRST(end + 4),
GET_32BIT_MSB_FIRST(end + 8));
const char *name = get_asciz(src);
unsigned isbold = get_uint32(src);
unsigned height = get_uint32(src);
unsigned charset = get_uint32(src);
return fontspec_new(name, isbold, height, charset);
}
int open_for_write_would_lose_data(const Filename *fn)