static void handle_command(const char *command, const char *arg, struct line_buffer *buf)
{
switch (*command) {
case 'b':
if (starts_with(command, "binary ")) {
struct strbuf sb = STRBUF_INIT;
strbuf_addch(&sb, '>');
buffer_read_binary(buf, &sb, strtouint32(arg));
fwrite(sb.buf, 1, sb.len, stdout);
strbuf_release(&sb);
return;
}
case 'c':
if (starts_with(command, "copy ")) {
buffer_copy_bytes(buf, strtouint32(arg));
return;
}
case 's':
if (starts_with(command, "skip ")) {
buffer_skip_bytes(buf, strtouint32(arg));
return;
}
default:
die("unrecognized command: %s", command);
}
}
static int read_to_fill_or_whine(struct line_buffer *file,
struct strbuf *buf, size_t width)
{
buffer_read_binary(file, buf, width - buf->len);
if (buf->len != width)
return input_error(file);
return 0;
}
static void read_props(void)
{
static struct strbuf key = STRBUF_INIT;
static struct strbuf val = STRBUF_INIT;
const char *t;
/*
* NEEDSWORK: to support simple mode changes like
* K 11
* svn:special
* V 1
* *
* D 14
* svn:executable
* we keep track of whether a mode has been set and reset to
* plain file only if not. We should be keeping track of the
* symlink and executable bits separately instead.
*/
uint32_t type_set = 0;
while ((t = buffer_read_line(&input)) && strcmp(t, "PROPS-END")) {
uint32_t len;
const char type = t[0];
int ch;
if (!type || t[1] != ' ')
die("invalid property line: %s\n", t);
len = atoi(&t[2]);
strbuf_reset(&val);
buffer_read_binary(&input, &val, len);
if (val.len < len)
die_short_read();
/* Discard trailing newline. */
ch = buffer_read_char(&input);
if (ch == EOF)
die_short_read();
if (ch != '\n')
die("invalid dump: expected newline after %s", val.buf);
switch (type) {
case 'K':
strbuf_swap(&key, &val);
continue;
case 'D':
handle_property(&val, NULL, &type_set);
continue;
case 'V':
handle_property(&key, &val, &type_set);
strbuf_reset(&key);
continue;
default:
die("invalid property line: %s\n", t);
}
}
}
