uuid operator()(CharIterator begin, CharIterator end) const
{
typedef typename std::iterator_traits<CharIterator>::value_type char_type;
// check open brace
char_type c = get_next_char(begin, end);
bool has_open_brace = is_open_brace(c);
char_type open_brace_char = c;
if (has_open_brace) {
c = get_next_char(begin, end);
}
bool has_dashes = false;
uuid u;
int i=0;
for (uuid::iterator it_byte=u.begin(); it_byte!=u.end(); ++it_byte, ++i) {
if (it_byte != u.begin()) {
c = get_next_char(begin, end);
}
if (i == 4) {
has_dashes = is_dash(c);
if (has_dashes) {
c = get_next_char(begin, end);
}
}
if (has_dashes) {
if (i == 6 || i == 8 || i == 10) {
if (is_dash(c)) {
c = get_next_char(begin, end);
} else {
throw_invalid();
}
}
}
*it_byte = get_value(c);
c = get_next_char(begin, end);
*it_byte <<= 4;
*it_byte |= get_value(c);
}
// check close brace
if (has_open_brace) {
c = get_next_char(begin, end);
check_close_brace(c, open_brace_char);
}
return u;
}
// Adapted from boost::uuids
cql::cql_uuid_t::cql_uuid_t(const std::string& uuid_string) {
typedef std::string::value_type char_type;
std::string::const_iterator begin = uuid_string.begin(),
end = uuid_string.end();
// check open brace
char_type c = get_next_char(begin, end);
bool has_open_brace = is_open_brace(c);
char_type open_brace_char = c;
if (has_open_brace) {
c = get_next_char(begin, end);
}
bool has_dashes = false;
size_t i = 0u;
for (cql_byte_t* it_byte = _uuid; it_byte != _uuid+_size; ++it_byte, ++i) {
if (it_byte != _uuid) {
c = get_next_char(begin, end);
}
if (i == 4) {
has_dashes = is_dash(c);
if (has_dashes) {
c = get_next_char(begin, end);
}
}
if (has_dashes) {
if (i == 6 || i == 8 || i == 10) {
if (is_dash(c)) {
c = get_next_char(begin, end);
} else {
throw std::invalid_argument("String to make UUID from has a misplaced dash");
}
}
}
*it_byte = get_value(c);
c = get_next_char(begin, end);
*it_byte <<= 4;
*it_byte |= get_value(c);
}
// check close brace
if (has_open_brace) {
c = get_next_char(begin, end);
check_close_brace(c, open_brace_char);
}
}
void parse_args(int argc, char *argv[]) {
char *arg;
int i = 1;
int na = 1; /* 1 = in, 2 = out, 3 = xdim, 4 = ydim */
while (i < argc) {
arg = argv[i];
if (!strcmp(arg, "-h")) {
usage(argv[0]);
exit(0);
} else if (!strcmp(arg, "-q")) {
jpg_quality = atoi(argv[++i]);
} else if (!strcmp(arg, "-x")) {
shortFormat = 1;
} else {
switch (na) {
case 1:
infile = arg;
outfile = arg;
na++;
break;
case 2:
outfile = arg;
na++;
break;
case 3:
sizeonly = 0; /* we actually want rescaling */
xscale = is_perc(arg);
yscale = xscale;
if (xscale == 0.0) {
if (is_dash(arg)) {
x = 0;
} else {
x = atoi(arg);
y = x;
}
}
na++;
break;
case 4:
yscale = is_perc(arg);
if (yscale == 0.0) {
if (is_dash(arg)) {
y = 0;
} else {
y = atoi(arg);
}
}
na++;
break;
}
}
i++;
}
/*
printf("x = %d\n", x);
printf("xscale = %f\n", xscale);
printf("y = %d\n", y);
printf("yscale = %f\n", yscale);
printf("size = %d\n", sizeonly);
*/
}
