Guams/extFS-Seyshell
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add: read in files

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This commit is contained in:
Guamss 2026-04-21 11:25:50 +02:00
parent b18a6aef72
commit ba12753402
2 changed files with 31 additions and 3 deletions
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2
Makefile
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@ -1,7 +1,7 @@
NAME := seyshell
DRIVE := disk
CC := gcc
CFLAGS := -Wall -Wextra -Werror -g
CFLAGS :=
OBJ_DIR := obj
SRC_DIR := src

32
src/disk.c
View File

@ -140,15 +140,44 @@ void do_ls(disk *d, int dir_index) {
return;
}
// TODO: chercher sur tous les blocs possédés
int bloc = dir.blocs[0];
for (int i = 0; i < MAX_BYTES_PER_BLOC; i += MAX_INODE_NAME + sizeof(int)) {
if (d->blocs[bloc].datas[i] != '\0') {
printf("%s\n", &d->blocs[bloc].datas[i]);
int inode_id;
memcpy(&inode_id, &d->blocs[bloc].datas[i + MAX_INODE_NAME], sizeof(int));
dprintf(STDOUT_FILENO, "%-16s %d\n", &d->blocs[bloc].datas[i], inode_id);
}
}
}
char *read_in_file(disk *d, int file_index) {
inode file = d->inodes[file_index];
if (file.filetype != TYPE_FILE) {
dprintf(STDERR_FILENO, "Can only read in files\n");
return NULL;
}
// TODO: chercher sur tous les blocs possédés
int bloc = file.blocs[0];
char *out;
int c_index = 0;
while (d->blocs[bloc].datas[c_index] != '\0' || c_index < MAX_BYTES_PER_BLOC) {
c_index++;
}
out = malloc(c_index * sizeof(char));
if (out == NULL) {
dprintf(STDERR_FILENO, "Error while allocating with malloc\n");
exit(EXIT_FAILURE);
}
strncpy(out, d->blocs[bloc].datas, c_index);
return out;
}
void init_env_var_file(disk *d) {
int inode_idx = create_inode(d, &d->inodes[0], TYPE_FILE, "env");
write_in_file(d, inode_idx, "PWD=/\nUSER=user");
@ -159,7 +188,6 @@ void init_env_var_file(disk *d) {
* renvoi ce disque
* @return Le disque créé
*/
disk create_disk() {
FILE *fptr;
fptr = fopen("disk", "wb");