/**
* Output one-line percents by printing them after file path.
* If the total file length is unknow (i.e. hashing stdin),
* then output a rotating stick.
*
* @param info pointer to the file-info structure
* @param offset the number of hashed bytes
*/
static void p_update_percents(struct file_info *info, uint64_t offset)
{
static const char rot[4] = {'-', '\\', '|', '/'};
int perc = 0;
unsigned ticks;
if (info->size > 0) {
offset -= info->msg_offset;
/* use only two digits to display percents: 0%-99% */
perc = (int)( offset * 99.9 / (uint64_t)info->size );
if (percents.points == perc) return;
}
/* update percents no more than 20 times per second */
ticks = rhash_get_ticks(); /* clock ticks count in milliseconds */
if ((unsigned)(ticks - percents.ticks) < 50) return;
/* output percents or rotated bar */
if (info->size > 0) {
rsh_fprintf(rhash_data.log, "%u%%", perc);
percents.points = perc;
} else {
rsh_fprintf(rhash_data.log, "%c", rot[(percents.points++) & 3]);
}
rsh_fprintf(rhash_data.log, "\r%-51s ", info->print_path);
fflush(rhash_data.log);
percents.ticks = ticks;
}
/**
* Output one-line percents by printing them after file path.
* In the case the total file length is unknow (i.e. hashing stdin)
* output a rotating stick.
*
* @param info pointer to the file-info structure
* @param offset current file offset in bytes
*/
static void p_update_percents(struct file_info *info, uint64_t offset)
{
static const char rot[4] = {'-', '\\', '|', '/'};
int perc = 0;
unsigned ticks;
#ifdef WIN32_USE_CURSOR
COORD dwCursorPosition;
if(percents.use_cursor && percents.hOut == NULL) return;
#endif
if(info->size > 0) {
/* use only two digits to display percents: 0%-99% */
perc = (int)( offset * 99.9 / (uint64_t)info->size );
if(percents.points == perc) return;
}
/* update percents no more than 20 times per second */
ticks = rhash_get_ticks(); /* clock ticks count in milliseconds */
if((unsigned)(ticks - percents.ticks) < 50) return;
/* output percents or rotated bar */
if(info->size > 0) {
fprintf(rhash_data.log, "%u%%", perc);
percents.points = perc;
} else {
fprintf(rhash_data.log, "%c", rot[(percents.points++) & 3]);
}
#ifdef WIN32_USE_CURSOR
if(percents.use_cursor) {
fflush(rhash_data.log);
/* rewind the cursor position */
dwCursorPosition.X = percents.cur_x;
dwCursorPosition.Y = percents.cur_y;
SetConsoleCursorPosition(percents.hOut, dwCursorPosition);
} else
#endif
{
fprintf(rhash_data.log, "\r%-51s ", info->print_path);
fflush(rhash_data.log);
}
percents.ticks = ticks;
}
/**
* Initialize one-line percent mode.
*
* @param info pointer to the file-info structure
* @return non-zero if the output method successfully initialized
*/
static int p_init_percents(struct file_info *info)
{
(void)info;
percents.points = 0;
percents.same_output = 0;
percents.use_cursor = 0;
fflush(rhash_data.out);
fflush(rhash_data.log);
assert(rhash_data.log == stderr);
/* note: this output differs from print_check_result() by file handle */
rsh_fprintf(rhash_data.log, "%-51s ", info->print_path);
percents.same_output = (rhash_data.out == stdout && isatty(0));
percents.ticks = rhash_get_ticks();
return 1;
}
/**
* Initialize one-line percent mode.
*
* @param info pointer to the file-info structure
* @return non-zero if the output method successfully initialized
*/
static int p_init_percents(struct file_info *info)
{
#ifdef WIN32_USE_CURSOR
CONSOLE_SCREEN_BUFFER_INFO csbInfo;
percents.hOut = NULL;
#endif
(void)info;
percents.points = 0;
percents.same_output = 0;
percents.use_cursor = 0;
fflush(rhash_data.out);
fflush(rhash_data.log);
assert(rhash_data.log == stderr);
/* note: this output differs from print_check_result() by file handle */
fprintf(rhash_data.log, "%-51s ", info->print_path);
#ifdef WIN32_USE_CURSOR
if(percents.use_cursor) {
/* store cursor coordinates */
percents.hOut = GetStdHandle(STD_ERROR_HANDLE);
if(percents.hOut == INVALID_HANDLE_VALUE ||
!GetConsoleScreenBufferInfo(percents.hOut, &csbInfo)) {
percents.hOut = NULL;
return 0;
} else {
percents.cur_x = csbInfo.dwCursorPosition.X;
percents.cur_y = csbInfo.dwCursorPosition.Y;
}
}
#endif
percents.same_output = (rhash_data.out == stdout && isatty(0));
percents.ticks = rhash_get_ticks();
return 1;
}
