/**
* Described in header.
*/
int time_printf_hook(printf_hook_data_t *data, printf_hook_spec_t *spec,
const void *const *args)
{
static const char* months[] = {
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
};
time_t *time = *((time_t**)(args[0]));
bool utc = *((int*)(args[1]));
struct tm t;
if (*time == UNDEFINED_TIME)
{
return print_in_hook(data, "--- -- --:--:--%s----",
utc ? " UTC " : " ");
}
if (utc)
{
gmtime_r(time, &t);
}
else
{
localtime_r(time, &t);
}
return print_in_hook(data, "%s %02d %02d:%02d:%02d%s%04d",
months[t.tm_mon], t.tm_mday, t.tm_hour, t.tm_min,
t.tm_sec, utc ? " UTC " : " ", t.tm_year + 1900);
}
/**
* See header.
*/
int enum_printf_hook(printf_hook_data_t *data, printf_hook_spec_t *spec,
const void *const *args)
{
enum_name_t *ed = *((enum_name_t**)(args[0]));
int val = *((int*)(args[1]));
char *name, buf[512];
if (ed && ed->next == ENUM_FLAG_MAGIC)
{
name = enum_flags_to_string(ed, val, buf, sizeof(buf));
if (name == NULL)
{
snprintf(buf, sizeof(buf), "(0x%X)", val);
name = buf;
}
}
else
{
name = enum_to_name(ed, val);
if (name == NULL)
{
snprintf(buf, sizeof(buf), "(%d)", val);
name = buf;
}
}
if (spec->minus)
{
return print_in_hook(data, "%-*s", spec->width, name);
}
return print_in_hook(data, "%*s", spec->width, name);
}
/**
* Described in header.
*/
int mem_printf_hook(printf_hook_data_t *data,
printf_hook_spec_t *spec, const void *const *args)
{
char *bytes = *((void**)(args[0]));
u_int len = *((int*)(args[1]));
char buffer[BYTES_PER_LINE * 3];
char ascii_buffer[BYTES_PER_LINE + 1];
char *buffer_pos = buffer;
char *bytes_pos = bytes;
char *bytes_roof = bytes + len;
int line_start = 0;
int i = 0;
int written = 0;
written += print_in_hook(data, "=> %u bytes @ %p", len, bytes);
while (bytes_pos < bytes_roof)
{
*buffer_pos++ = hexdig_upper[(*bytes_pos >> 4) & 0xF];
*buffer_pos++ = hexdig_upper[ *bytes_pos & 0xF];
ascii_buffer[i++] =
(*bytes_pos > 31 && *bytes_pos < 127) ? *bytes_pos : '.';
if (++bytes_pos == bytes_roof || i == BYTES_PER_LINE)
{
int padding = 3 * (BYTES_PER_LINE - i);
while (padding--)
{
*buffer_pos++ = ' ';
}
*buffer_pos++ = '\0';
ascii_buffer[i] = '\0';
written += print_in_hook(data, "\n%4d: %s %s",
line_start, buffer, ascii_buffer);
buffer_pos = buffer;
line_start += BYTES_PER_LINE;
i = 0;
}
else
{
*buffer_pos++ = ' ';
}
}
return written;
}
/**
* Described in header.
*/
int time_delta_printf_hook(printf_hook_data_t *data, printf_hook_spec_t *spec,
const void *const *args)
{
char* unit = "second";
time_t *arg1 = *((time_t**)(args[0]));
time_t *arg2 = *((time_t**)(args[1]));
u_int64_t delta = llabs(*arg1 - *arg2);
if (delta > 2 * 60 * 60 * 24)
{
delta /= 60 * 60 * 24;
unit = "day";
}
else if (delta > 2 * 60 * 60)
{
delta /= 60 * 60;
unit = "hour";
}
else if (delta > 2 * 60)
{
delta /= 60;
unit = "minute";
}
return print_in_hook(data, "%" PRIu64 " %s%s", delta, unit,
(delta == 1) ? "" : "s");
}
/**
* Described in header.
*/
int enum_printf_hook(printf_hook_data_t *data, printf_hook_spec_t *spec,
const void *const *args)
{
enum_name_t *ed = *((enum_name_t**)(args[0]));
int val = *((int*)(args[1]));
char *name, buf[32];
name = enum_to_name(ed, val);
if (name == NULL)
{
snprintf(buf, sizeof(buf), "(%d)", val);
name = buf;
}
if (spec->minus)
{
return print_in_hook(data, "%-*s", spec->width, name);
}
return print_in_hook(data, "%*s", spec->width, name);
}