static tb_size_t tb_object_json_reader_probe(tb_stream_ref_t stream)
{
// check
tb_assert_and_check_return_val(stream, 0);
// need it
tb_byte_t* p = tb_null;
if (!tb_stream_need(stream, &p, 5)) return 0;
tb_assert_and_check_return_val(p, 0);
// probe it
tb_size_t s = 10;
tb_byte_t* e = p + 5;
for (; p < e && *p; p++)
{
if (*p == '{' || *p == '[')
{
s = 50;
break;
}
else if (!tb_isgraph(*p))
{
s = 0;
break;
}
}
// ok?
return s;
}
static tb_void_t tb_pool_data_dump_data(tb_byte_t const* data, tb_size_t size)
{
// check
tb_assert_and_check_return(data && size);
// dump head
tb_trace_i("");
// walk
tb_size_t i = 0;
tb_size_t n = 147;
tb_byte_t const* p = data;
tb_byte_t const* e = data + size;
tb_char_t info[8192];
while (p < e)
{
// full line?
tb_char_t* q = info;
tb_char_t* d = info + sizeof(info);
if (p + 0x20 <= e)
{
// dump offset
if (q < d) q += tb_snprintf(q, d - q, "%08X ", p - data);
// dump data
for (i = 0; i < 0x20; i++)
{
if (!(i & 3) && q < d) q += tb_snprintf(q, d - q, " ");
if (q < d) q += tb_snprintf(q, d - q, " %02X", p[i]);
}
// dump spaces
if (q < d) q += tb_snprintf(q, d - q, " ");
// dump characters
for (i = 0; i < 0x20; i++)
{
if (q < d) q += tb_snprintf(q, d - q, "%c", tb_isgraph(p[i])? p[i] : '.');
}
// dump it
if (q < d)
{
// end
*q = '\0';
// trace
tb_trace_i("%s", info);
}
// update p
p += 0x20;
}
// has left?
else if (p < e)
{
// init padding
tb_size_t padding = n - 0x20;
// dump offset
if (q < d) q += tb_snprintf(q, d - q, "%08X ", p - data);
if (padding >= 9) padding -= 9;
// dump data
tb_size_t left = e - p;
for (i = 0; i < left; i++)
{
if (!(i & 3))
{
if (q < d) q += tb_snprintf(q, d - q, " ");
if (padding) padding--;
}
if (q < d) q += tb_snprintf(q, d - q, " %02X", p[i]);
if (padding >= 3) padding -= 3;
}
// dump spaces
while (padding--) if (q < d) q += tb_snprintf(q, d - q, " ");
// dump characters
for (i = 0; i < left; i++)
{
if (q < d) q += tb_snprintf(q, d - q, "%c", tb_isgraph(p[i])? p[i] : '.');
}
// dump it
if (q < d)
{
// end
*q = '\0';
// trace
tb_trace_i("%s", info);
}
// update p
p += left;
}
// end
else break;
}
}
tb_void_t tb_dump_data_from_stream(tb_stream_ref_t stream)
{
// check
tb_assert_and_check_return(stream);
// init
tb_size_t offset = 0;
// dump head
tb_trace_i("");
// done
tb_char_t info[8192];
while (!tb_stream_beof(stream))
{
// read line
tb_size_t i = 0;
tb_size_t n = 147;
tb_long_t read = 0;
tb_byte_t line[0x20];
while (read < 0x20)
{
// read data
tb_long_t real = tb_stream_read(stream, line + read, 0x20 - read);
// has data?
if (real > 0) read += real;
// no data?
else if (!real)
{
// wait
tb_long_t e = tb_stream_wait(stream, TB_AIOE_CODE_RECV, tb_stream_timeout(stream));
tb_assert_and_check_break(e >= 0);
// timeout?
tb_check_break(e);
// has read?
tb_assert_and_check_break(e & TB_AIOE_CODE_RECV);
}
else break;
}
// full line?
tb_char_t* p = info;
tb_char_t* e = info + sizeof(info);
if (read == 0x20)
{
// dump offset
if (p < e) p += tb_snprintf(p, e - p, "%08X ", offset);
// dump data
for (i = 0; i < 0x20; i++)
{
if (!(i & 3) && p < e) p += tb_snprintf(p, e - p, " ");
if (p < e) p += tb_snprintf(p, e - p, " %02X", line[i]);
}
// dump spaces
if (p < e) p += tb_snprintf(p, e - p, " ");
// dump characters
for (i = 0; i < 0x20; i++)
{
if (p < e) p += tb_snprintf(p, e - p, "%c", tb_isgraph(line[i])? line[i] : '.');
}
// dump it
if (p < e)
{
// end
*p = '\0';
// trace
tb_trace_i("%s", info);
}
// update offset
offset += 0x20;
}
// has left?
else if (read)
{
// init padding
tb_size_t padding = n - 0x20;
// dump offset
if (p < e) p += tb_snprintf(p, e - p, "%08X ", offset);
if (padding >= 9) padding -= 9;
// dump data
for (i = 0; i < read; i++)
{
if (!(i & 3))
{
if (p < e) p += tb_snprintf(p, e - p, " ");
if (padding) padding--;
}
if (p < e) p += tb_snprintf(p, e - p, " %02X", line[i]);
if (padding >= 3) padding -= 3;
}
// dump spaces
while (padding--) if (p < e) p += tb_snprintf(p, e - p, " ");
// dump characters
for (i = 0; i < read; i++)
{
if (p < e) p += tb_snprintf(p, e - p, "%c", tb_isgraph(line[i])? line[i] : '.');
}
// dump it
if (p < e)
{
// end
*p = '\0';
// trace
tb_trace_i("%s", info);
}
// update offset
offset += read;
}
// end
else break;
}
}
