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regedit: Fix buffer size when exporting binary values.

This commit is contained in:
Ilya Basin 2012-04-12 18:10:59 +04:00 committed by Alexandre Julliard
parent 1d2cd06592
commit f900ed1474
1 changed files with 5 additions and 4 deletions
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9
programs/regedit/regproc.c
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@ -1018,12 +1018,13 @@ static void REGPROC_export_binary(WCHAR **line_buf, DWORD *line_buf_size, DWORD
/* - The 2 spaces that concat places at the start of the
* line effectively reduce the space available for data.
* - If the value name and hex prefix are very long
* ( > REG_FILE_HEX_LINE_LEN) then we may overestimate
* ( > REG_FILE_HEX_LINE_LEN) or *line_len divides
* without a remainder then we may overestimate
* the needed number of lines by one. But that's ok.
* - The trailing linefeed takes the place of a comma so
* it's accounted for already.
* - The trailing '\r' takes the place of a comma so
* we only need to add 1 for the trailing '\n'
*/
*line_len += *line_len / (REG_FILE_HEX_LINE_LEN - concat_prefix) * concat_len;
*line_len += *line_len / (REG_FILE_HEX_LINE_LEN - concat_prefix) * concat_len + 1;
REGPROC_resize_char_buffer(line_buf, line_buf_size, *line_len);
lstrcpyW(*line_buf + hex_pos, hex_prefix);
if (value_size)