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widl: Don't use fixed size buffer in ctl2_encode_string. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2019-11-08 20:01:31 +01:00 committed by Alexandre Julliard
parent 908c2bec28
commit d5c745e467
1 changed files with 8 additions and 4 deletions
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12
tools/widl/write_msft.c
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@ -342,11 +342,14 @@ static int ctl2_encode_string(
const char *string, /* [I] The string to encode. */
char **result) /* [O] A pointer to a pointer to receive the encoded string. */
{
int length;
static char converted_string[0x104];
char *converted_string;
size_t length, size;
int offset;
length = strlen(string);
size = (length + 5) & ~3;
if (length < 3) size += 4;
converted_string = xmalloc(size);
memcpy(converted_string + 2, string, length);
#ifdef WORDS_BIGENDIAN
@ -365,8 +368,7 @@ static int ctl2_encode_string(
for (offset = (4 - (length + 2)) & 3; offset; offset--) converted_string[length + offset + 1] = 0x57;
*result = converted_string;
return (length + 5) & ~3;
return size;
}
/****************************************************************************
@ -604,6 +606,7 @@ static int ctl2_alloc_string(
string_space = typelib->typelib_segment_data[MSFT_SEG_STRING] + offset;
memcpy(string_space, encoded_string, length);
free(encoded_string);
return offset;
}
@ -684,6 +687,7 @@ static int alloc_importfile(
importfile->lcid = typelib->typelib_header.lcid2;
importfile->version = major_version | (minor_version << 16);
memcpy(&importfile->filename, encoded_string, length);
free(encoded_string);
return offset;
}