/**
* 所有的长度都用四字节编码
*/
static int crl_req_time_list_2_file(struct cmp_db* cmdb,int fd){
struct list_head *head;
struct crl_req_time* ptr;
u32 size,temp;
size = 0;
pthread_mutex_lock(&cmdb->lock);
head = &cmdb->crl_time.list;
list_for_each_entry(ptr,head,list){
if( (temp = crl_req_time_2_file(ptr,fd)) < 0){
wave_printf_fl(MSG_ERROR,"crl_req_time_2_file 失败");
pthread_mutex_unlock(&cmdb->lock);
return -1;
}
size +=1;
}
pthread_mutex_unlock(&cmdb->lock);
size = host_to_be32(size);
if( file_insert(fd,0,&size,4) ){
wave_error_printf("文件插入出错");
return -1;
}
if ( lseek(fd,4,SEEK_CUR) == -1){
wave_error_printf("文件移动偏移量出问题");
return -1;
}
return 1;
}
void console_insert(char c) {
/* insert a character: */
file_insert(c, cursor_off);
console_update();
console_right();
}
int main(int argc, char *argv[])
{
kbd_event_t ev;
coord_t coord;
bool new_file;
spt_t pt;
con = console_init(stdin, stdout);
console_clear(con);
console_get_size(con, &scr_columns, &scr_rows);
pane.rows = scr_rows - 1;
pane.columns = scr_columns;
pane.sh_row = 1;
pane.sh_column = 1;
/* Start with an empty sheet. */
sheet_init(&doc.sh);
/* Place caret at the beginning of file. */
coord.row = coord.column = 1;
sheet_get_cell_pt(&doc.sh, &coord, dir_before, &pt);
sheet_place_tag(&doc.sh, &pt, &pane.caret_pos);
pane.ideal_column = coord.column;
if (argc == 2) {
doc.file_name = str_dup(argv[1]);
} else if (argc > 1) {
printf("Invalid arguments.\n");
return -2;
} else {
doc.file_name = NULL;
}
new_file = false;
if (doc.file_name == NULL || file_insert(doc.file_name) != EOK)
new_file = true;
/* Move to beginning of file. */
caret_move(-ED_INFTY, -ED_INFTY, dir_before);
/* Place selection start tag. */
tag_get_pt(&pane.caret_pos, &pt);
sheet_place_tag(&doc.sh, &pt, &pane.sel_start);
/* Initial display */
cursor_visible = true;
cursor_hide();
console_clear(con);
pane_text_display();
pane_status_display();
if (new_file && doc.file_name != NULL)
status_display("File not found. Starting empty file.");
pane_caret_display();
cursor_show();
done = false;
while (!done) {
console_get_kbd_event(con, &ev);
pane.rflags = 0;
if (ev.type == KEY_PRESS) {
/* Handle key press. */
if (((ev.mods & KM_ALT) == 0) &&
((ev.mods & KM_SHIFT) == 0) &&
(ev.mods & KM_CTRL) != 0) {
key_handle_ctrl(&ev);
} else if (((ev.mods & KM_ALT) == 0) &&
((ev.mods & KM_CTRL) == 0) &&
(ev.mods & KM_SHIFT) != 0) {
key_handle_shift(&ev);
} else if ((ev.mods & (KM_CTRL | KM_ALT | KM_SHIFT)) == 0) {
key_handle_unmod(&ev);
}
}
/* Redraw as necessary. */
cursor_hide();
if (pane.rflags & REDRAW_TEXT)
pane_text_display();
if (pane.rflags & REDRAW_ROW)
pane_row_display();
if (pane.rflags & REDRAW_STATUS)
pane_status_display();
if (pane.rflags & REDRAW_CARET)
pane_caret_display();
cursor_show();
}
console_clear(con);
return 0;
}
int main()
{
file_t* file;
FILE* infile;
char buf[256];
int result = 1;
file_itr_t* itr;
char* data;
u32 len;
uint line;
if ((file = file_open("sorted.file", 1)) == NULL) {
fprintf(stderr, "Failed to open sorted.file\n");
return 1;
}
infile = fopen("unsorted.txt", "r");
if (infile == NULL) {
fprintf(stderr, "Failed to open unsorted.txt\n");
file_close(file);
return 1;
}
line = 1;
while (fgets(buf, 256, infile) != NULL) {
len = strlen(buf) - 1;
buf[len] = 0;
if (file_insert(file, buf, len + 1) < 0) {
fprintf(stderr, "file_insert failed on key %s (line %d)\n", buf,
line);
goto done;
}
line++;
}
fprintf(stderr, "Added %d records\n", line);
if (file_sort(file) < 0) {
fprintf(stderr, "failed to sort file\n");
goto done;
}
file_close(file);
fclose(infile);
if ((file = file_open("sorted.file", 0)) == NULL) {
fprintf(stderr, "Failed to open sorted.file\n");
return 1;
}
if ((itr = file_itr_init(file)) == NULL) {
fprintf(stderr, "file_itr_init failed");
goto done;
}
while ((result = file_itr_next(itr, &data, &len)) == 0)
printf("%s\n", data);
if (result < 0) {
fprintf(stderr, "file_itr_next failed\n");
result = 1;
}
file_itr_finish(itr);
done:
fclose(infile);
file_close(file);
return result;
}
