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#include <comus/fs.h>
/*#include <lib.h>
//#include <comus/tar.h>
//#include <string.h>
#include <comus/ramfs.h>
#define NOERROR 0
#define ERROR 1
int ramfs_check_exists(const char *name) {
for(int i = 0; i < numberOfFiles; i++) {
if(memcmp(allTheFiles[i].name, name, strlen(allTheFiles[i].name)) == 0) {
// found it
return i;
}
}
// doesn't exist
return -1;
}
int ramfs_create(const char *name) {
if(ramfs_check_exists(name) != -1) {
// already exists
return ERROR;
}
struct file *newFile;
*newFile->name = name;
newFile->size = 0;
newFile->data = kalloc(MAX_FILE_SIZE);
newFile = &allTheFiles[numberOfFiles];
}
int ramfs_delete(const char *name) {
int i = ramfs_check_exists(name);
if(i >= 0) {
kfree(allTheFiles[i].data);
for(int j = i; j < numberOfFiles; j++) {
allTheFiles[j] = allTheFiles[j+1];
numberOfFiles -= 1;
}
return NOERROR;
}
return ERROR;
}
int ramfs_read(const char *name, char *buffer, size_t len) {
int i = ramfs_check_exists(name);
if(i >= 0) {
memcpy(buffer, allTheFiles[i].data, len);
return NOERROR;
}
return ERROR;
}
int ramfs_write(const char *name, char *buffer) {
int i = ramfs_check_exists(name);
if(i >= 0) {
memcpy(buffer)
}
}
// here we return the index of the file as well.
*int ramfs_find_file(root *r, const char *fullpath, const char *name, file *out, directory *outDirectory) {
directory *location = r->root;
if(ramfs_find_directory(r, fullpath, name, location) == NOERROR) {
for(int i = 0; i < location->file_count; i++) {
if(strcmp(location->files[i]->name, name) == 0) {
outDirectory = location;
out = location->files[i];
return i;
}
}
}
return -1;
}
int ramfs_find_directory(root *r, const char *fullpath, const char *name, directory *out) {
directory *location = r->root;
char *path = fullpath;
char *tempPath = strtok(tempPath, "/");
while(tempPath != NULL) {
bool wasItFound = false;
for(int i = 0; i < location->directory_count; i++) {
if(strcmp(location->directories[i]->name, tempPath) == 0) {
// yay we found it;
location = location->directories[i];
wasItFound = true;
break;
}
}
if(!wasItFound) {
return ERROR;
}
tempPath = strtok(NULL, "/");
}
out = location;
return NOERROR;
}
int ramfs_create_file(root *r, const char *fullpath, const char *name) {
// trace through the path
// struct ramfs_directory *location = r->root;
directory *location = r->root;
if(ramfs_find_directory(r, fullpath, name, location) == NOERROR) {
if(location->file_count >= MAX_FILES) {
return ERROR;
}
file *newFile = malloc(sizeof(file));
strcpy(newFile->name, name);
newFile->size = 0;
newFile->data = malloc(MAX_FILE_SIZE);
location->files[location->file_count] = newFile;
location->file_count += 1;
return NOERROR;
}
return ERROR;
}
int ramfs_delete_file(root *r, const char *fullpath, const char *name) {
directory *location;
if(ramfs_find_directory(r, fullpath, name, location) == NOERROR) {
file *find_file;
int file_index = ramfs_find_file(r, fullpath, name, find_file, location) >= 0;
if(file_index >= 0) {
free(location->files[file_index]->data);
free(location->files[file_index]);
for(int i = file_index + 1; i < location->file_count; i++) {
location->files[i-1] = location->files[i];
//memcpy(location->files[i-1], location->files[i], location->files[i]->size);
//free(location->files[i]);
}
location->file_count -= 1;
return NOERROR;
}
return ERROR;
}
return ERROR;
}
int ramfs_create_directory() {
}
int ramfs_delete_directory() {
}
int ramfs_write() {
}
root *ramfs_init() {
root *r = malloc(sizeof(root));
r->root = malloc(sizeof(directory));
strcpy(r->root->name, "/");
r->root->file_count = 0;
r->root->directory_count = 0;
return r;
}
*/
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