char *num_to_s(int num) //prend un nombre et le transforme en string
{
int original_num=num;
char *s;
int i;
int count;
int sign=0;
for(count=0;num!=0;count++)
{
num=num/10;
}
num=original_num;
if (num<0)
{
sign=1;
count++;
num=num*-1;
}
//la count = le nombre de "caractère" dans notre nombre
s=prep_str(count);
for(i=0;i<count;i++)
{
s[count-i-1]=num%10+'0';
num=num/10;
}
if (sign)
{
s[0]='-';
}
return s;
}
fs_node_t* parse_dir(char* dir){
fs_node_t* node = mk_empty_dnode();
fs_node_t* parent = node;
char* fat_buff = (char*) fat_load_full(dir);
char* str = prep_str(fat_buff);
ASSERT(strcmp(str, "DEEPFAT") == 0);
str = next_str(str);
ASSERT(strcmp(str, "DEEPDIR") == 0);
str = next_str(str);
while(strcmp(str, "ENDDIR") != 0){
char* ent = str;
str = next_str(ent);
fs_node_t* sub;
/*
vga_puts("\t* creating '");
vga_puts(str);
vga_puts("'\n");
*/
if(strcmp(ent, "DIR") == 0){
char* name = str;
str = next_str(str);
sub = parse_dir(fat_name_conv(str));
strmov(sub->name, name);
strmov(sub->dos_name, str);
fat_dir_t* file = fat_dir_search(fat_name_conv(str));
sub->inode = file->cluster_low;
sub->length = file->bytes;
sub->flags = FS_DIRECTORY;
//Callbacks for basic VFS manipulation
sub->open = df_open;
sub->close = df_close;
sub->readdir = readdir_generic;
sub->finddir = df_finddir;
}
else if(strcmp(ent, "FIL") == 0){
char* name = str;
str = next_str(str);
sub = mk_empty_fnode();
strmov(sub->dos_name, str);
fat_dir_t* file = fat_dir_search(fat_name_conv(str));
strmov(sub->name, name);
sub->inode = file->cluster_low;
sub->length = file->bytes;
}
else{
PANIC("bad deepFAT directory entry");
}
str = ent;
str = next_str(str);
str = next_str(str);
str = next_str(str);
if(parent->holds == NULL){
parent->holds = sub;
node = sub;
}
else{
node->link = sub;
node = sub;
}
}
kfree(fat_buff);
return parent;
}
