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);
}
}
void fast_export_blob(uint32_t mode, uint32_t mark, uint32_t len, struct line_buffer *input)
{
if (mode == REPO_MODE_LNK) {
/* svn symlink blobs start with "link " */
buffer_skip_bytes(input, 5);
len -= 5;
}
printf("blob\nmark :%"PRIu32"\ndata %"PRIu32"\n", mark, len);
buffer_copy_bytes(input, len);
fputc('\n', stdout);
}
void fast_export_blob_delta(uint32_t mode,
uint32_t old_mode, const char *old_data,
off_t len, struct line_buffer *input)
{
long postimage_len;
assert(len >= 0);
postimage_len = apply_delta(len, input, old_data, old_mode);
if (mode == REPO_MODE_LNK) {
buffer_skip_bytes(&postimage, strlen("link "));
postimage_len -= strlen("link ");
}
printf("data %ld\n", postimage_len);
buffer_copy_bytes(&postimage, postimage_len);
fputc('\n', stdout);
}
void fast_export_data(uint32_t mode, off_t len, struct line_buffer *input)
{
assert(len >= 0);
if (mode == REPO_MODE_LNK) {
/* svn symlink blobs start with "link " */
if (len < 5)
die("invalid dump: symlink too short for \"link\" prefix");
len -= 5;
if (buffer_skip_bytes(input, 5) != 5)
die_short_read(input);
}
printf("data %"PRIuMAX"\n", (uintmax_t) len);
if (buffer_copy_bytes(input, len) != len)
die_short_read(input);
fputc('\n', stdout);
}
int main(int argc, char *argv[])
{
char *s;
if (argc != 1)
usage("test-line-buffer < input.txt");
if (buffer_init(NULL))
die_errno("open error");
while ((s = buffer_read_line())) {
s = buffer_read_string(strtouint32(s));
fputs(s, stdout);
fputc('\n', stdout);
buffer_skip_bytes(1);
if (!(s = buffer_read_line()))
break;
buffer_copy_bytes(strtouint32(s) + 1);
}
if (buffer_deinit())
die("input error");
if (ferror(stdout))
die("output error");
buffer_reset();
return 0;
}
