WBXML_DECLARE(void) wbxml_buffer_strip_blanks(WBXMLBuffer *buffer)
{
WB_ULONG start = 0, end = 0, len = 0;
WB_UTINY ch = 0;
if ((buffer == NULL) || buffer->is_static)
return;
/* Remove whitespaces at beginning of buffer... */
while (wbxml_buffer_get_char(buffer, start, &ch) &&
isspace(ch) &&
start <= wbxml_buffer_len(buffer))
{
start ++;
}
if (start > 0)
wbxml_buffer_delete(buffer, 0, start);
/* ... and at the end */
if ((len = wbxml_buffer_len(buffer)) > 0) {
end = len = len - 1;
while (wbxml_buffer_get_char(buffer, end, &ch) &&
isspace(ch))
{
end--;
}
wbxml_buffer_delete(buffer, end + 1, len - end);
}
}
WBXML_DECLARE(void) wbxml_buffer_shrink_blanks(WBXMLBuffer *buffer)
{
WB_ULONG i = 0, j = 0, end = 0;
WB_UTINY ch = 0;
if ((buffer == NULL) || buffer->is_static)
return;
end = wbxml_buffer_len(buffer);
for (i = 0; i < end; i++)
{
if (wbxml_buffer_get_char(buffer, i, &ch) && isspace(ch))
{
/* Replace space by a whitespace */
if (ch != ' ')
wbxml_buffer_set_char(buffer, i, ' ');
/* Remove all following spaces */
j = i = i + 1;
while (wbxml_buffer_get_char(buffer, j, &ch) && isspace(ch))
j++;
if (j - i > 1)
wbxml_buffer_delete(buffer, i, j - i);
}
}
}
WBXML_DECLARE(WBXMLError) wbxml_buffer_encode_base64(WBXMLBuffer *buffer)
{
WB_UTINY *result = NULL;
WBXMLError ret = WBXML_OK;
if ( (buffer == NULL) || (buffer->is_static) ) {
return WBXML_ERROR_INTERNAL;
}
if ((result = wbxml_base64_encode((const WB_UTINY *) wbxml_buffer_get_cstr(buffer),
wbxml_buffer_len(buffer))) == NULL)
{
return WBXML_ERROR_B64_ENC;
}
/* Reset buffer */
wbxml_buffer_delete(buffer, 0, wbxml_buffer_len(buffer));
/* Set data */
if (!wbxml_buffer_append_cstr(buffer, result)) {
ret = WBXML_ERROR_NOT_ENOUGH_MEMORY;
}
wbxml_free(result);
return ret;
}
WBXML_DECLARE(WBXMLError) wbxml_buffer_decode_base64(WBXMLBuffer *buffer)
{
WB_UTINY *result = NULL;
WB_LONG len = 0;
WBXMLError ret = WBXML_OK;
if ( (buffer == NULL) || (buffer->is_static) ) {
return WBXML_ERROR_INTERNAL;
}
wbxml_buffer_no_spaces(buffer);
if ((len = wbxml_base64_decode((const WB_UTINY *) wbxml_buffer_get_cstr(buffer),
wbxml_buffer_len(buffer), &result)) <= 0)
{
return WBXML_ERROR_B64_DEC;
}
/* Reset buffer */
wbxml_buffer_delete(buffer, 0, wbxml_buffer_len(buffer));
/* Set binary data */
if (!wbxml_buffer_append_data(buffer, result, len)) {
ret = WBXML_ERROR_NOT_ENOUGH_MEMORY;
}
wbxml_free(result);
return ret;
}
WBXML_DECLARE(void) wbxml_buffer_remove_trailing_zeros(WBXMLBuffer **buffer)
{
WB_UTINY ch = 0;
if ((buffer == NULL) || (*buffer == NULL))
return;
while ((*buffer)->len > 0) {
if (wbxml_buffer_get_char(*buffer, wbxml_buffer_len(*buffer) - 1, &ch) && (ch == '\0'))
wbxml_buffer_delete(*buffer, wbxml_buffer_len(*buffer) - 1, 1);
else
return;
}
}
WBXML_DECLARE(WB_BOOL) wbxml_buffer_remove_trailing_zeros(WBXMLBuffer *buffer)
{
WB_UTINY ch = 0;
if ((buffer == NULL) || (buffer->is_static))
return FALSE;
while (buffer->len > 0) {
if (wbxml_buffer_get_char(buffer, wbxml_buffer_len(buffer) - 1, &ch) && (ch == '\0'))
wbxml_buffer_delete(buffer, wbxml_buffer_len(buffer) - 1, 1);
else
return TRUE;
}
return TRUE;
}
WBXML_DECLARE(void) wbxml_buffer_no_spaces(WBXMLBuffer *buffer)
{
WB_ULONG i = 0, j = 0, end = 0;
WB_UTINY ch = 0;
if ((buffer == NULL) || buffer->is_static)
return;
while (i < wbxml_buffer_len(buffer))
{
if (wbxml_buffer_get_char(buffer, i, &ch) && isspace(ch))
{
wbxml_buffer_delete(buffer, i, 1);
} else {
i++;
}
}
}