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-rw-r--r--src/ifuse.c184
1 files changed, 133 insertions, 51 deletions
diff --git a/src/ifuse.c b/src/ifuse.c
index 0aac298..d8c6ddc 100644
--- a/src/ifuse.c
+++ b/src/ifuse.c
@@ -35,21 +35,36 @@ typedef uint32_t uint32; // this annoys me too
#include <libiphone/libiphone.h>
-GHashTable *file_handles;
-int fh_index = 0;
+int g_blocksize = 4096; // assume this is the default block size
iphone_device_t phone = NULL;
iphone_lckd_client_t control = NULL;
int debug = 0;
+static void free_dictionary(char **dictionary)
+{
+ int i = 0;
+
+ if (!dictionary)
+ return;
+
+ for (i = 0; dictionary[i]; i++) {
+ free(dictionary[i]);
+ }
+ free(dictionary);
+}
+
static int ifuse_getattr(const char *path, struct stat *stbuf)
{
+ int i;
int res = 0;
+ char **info = NULL;
iphone_afc_client_t afc = fuse_get_context()->private_data;
- iphone_error_t ret = iphone_afc_get_file_attr(afc, path, stbuf);
+ iphone_error_t ret = iphone_afc_get_file_info(afc, path, &info);
+ memset(stbuf, 0, sizeof(struct stat));
if (ret == IPHONE_E_AFC_ERROR) {
int e = iphone_afc_get_errno(afc);
if (e < 0) {
@@ -59,22 +74,54 @@ static int ifuse_getattr(const char *path, struct stat *stbuf)
}
} else if (ret != IPHONE_E_SUCCESS) {
res = -EACCES;
- }
-
- return res;
-}
+ } else if (!info) {
+ res = -1;
+ } else {
+ // get file attributes from info list
+ for (i = 0; info[i]; i += 2) {
+ if (!strcmp(info[i], "st_size")) {
+ stbuf->st_size = atoll(info[i+1]);
+ } else if (!strcmp(info[i], "st_blocks")) {
+ stbuf->st_blocks = atoi(info[i+1]);
+ } else if (!strcmp(info[i], "st_ifmt")) {
+ if (!strcmp(info[i+1], "S_IFREG")) {
+ stbuf->st_mode = S_IFREG;
+ } else if (!strcmp(info[i+1], "S_IFDIR")) {
+ stbuf->st_mode = S_IFDIR;
+ } else if (!strcmp(info[i+1], "S_IFLNK")) {
+ stbuf->st_mode = S_IFLNK;
+ } else if (!strcmp(info[i+1], "S_IFBLK")) {
+ stbuf->st_mode = S_IFBLK;
+ } else if (!strcmp(info[i+1], "S_IFCHR")) {
+ stbuf->st_mode = S_IFCHR;
+ } else if (!strcmp(info[i+1], "S_IFIFO")) {
+ stbuf->st_mode = S_IFIFO;
+ } else if (!strcmp(info[i+1], "S_IFSOCK")) {
+ stbuf->st_mode = S_IFSOCK;
+ }
+ } else if (!strcmp(info[i], "st_nlink")) {
+ stbuf->st_nlink = atoi(info[i+1]);
+ }
+ }
+ free_dictionary(info);
-static void free_dictionary(char **dictionary)
-{
- int i = 0;
+ // set permission bits according to the file type
+ if (S_ISDIR(stbuf->st_mode)) {
+ stbuf->st_mode |= 0755;
+ } else if (S_ISLNK(stbuf->st_mode)) {
+ stbuf->st_mode |= 0777;
+ } else {
+ stbuf->st_mode |= 0644;
+ }
- if (!dictionary)
- return;
+ // and set some additional info
+ stbuf->st_uid = getuid();
+ stbuf->st_gid = getgid();
- for (i = 0; dictionary[i]; i++) {
- free(dictionary[i]);
+ stbuf->st_blksize = g_blocksize;
}
- free(dictionary);
+
+ return res;
}
static int ifuse_readdir(const char *path, void *buf, fuse_fill_dir_t filler, off_t offset, struct fuse_file_info *fi)
@@ -131,17 +178,16 @@ static int get_afc_file_mode(iphone_afc_file_mode_t *afc_mode, int flags)
static int ifuse_open(const char *path, struct fuse_file_info *fi)
{
- iphone_afc_file_t file = NULL;
+ int i;
iphone_afc_client_t afc = fuse_get_context()->private_data;
iphone_error_t err;
iphone_afc_file_mode_t mode = 0;
- uint32 *argh_filehandle = (uint32 *) malloc(sizeof(uint32));
if (get_afc_file_mode(&mode, fi->flags) < 0 || (mode == 0)) {
return -EPERM;
}
- err = iphone_afc_open_file(afc, path, mode, &file);
+ err = iphone_afc_open_file(afc, path, mode, &fi->fh);
if (err == IPHONE_E_AFC_ERROR) {
int res = iphone_afc_get_errno(afc);
if (res < 0) {
@@ -153,10 +199,6 @@ static int ifuse_open(const char *path, struct fuse_file_info *fi)
return -EINVAL;
}
- *argh_filehandle = iphone_afc_get_file_handle(file);
- fi->fh = *argh_filehandle;
- g_hash_table_insert(file_handles, argh_filehandle, file);
-
return 0;
}
@@ -168,37 +210,26 @@ static int ifuse_create(const char *path, mode_t mode, struct fuse_file_info *fi
static int ifuse_read(const char *path, char *buf, size_t size, off_t offset, struct fuse_file_info *fi)
{
int bytes = 0;
- iphone_afc_file_t file;
iphone_afc_client_t afc = fuse_get_context()->private_data;
if (size == 0)
return 0;
- file = g_hash_table_lookup(file_handles, &(fi->fh));
- if (!file) {
- return -ENOENT;
- }
-
- if (IPHONE_E_SUCCESS == iphone_afc_seek_file(afc, file, offset))
- iphone_afc_read_file(afc, file, buf, size, &bytes);
+ if (IPHONE_E_SUCCESS == iphone_afc_seek_file(afc, fi->fh, offset, SEEK_SET))
+ iphone_afc_read_file(afc, fi->fh, buf, size, &bytes);
return bytes;
}
static int ifuse_write(const char *path, const char *buf, size_t size, off_t offset, struct fuse_file_info *fi)
{
int bytes = 0;
- iphone_afc_file_t file = NULL;
iphone_afc_client_t afc = fuse_get_context()->private_data;
if (size == 0)
return 0;
- file = g_hash_table_lookup(file_handles, &(fi->fh));
- if (!file)
- return -ENOENT;
-
- if (IPHONE_E_SUCCESS == iphone_afc_seek_file(afc, file, offset))
- iphone_afc_write_file(afc, file, buf, size, &bytes);
+ if (IPHONE_E_SUCCESS == iphone_afc_seek_file(afc, fi->fh, offset, SEEK_SET))
+ iphone_afc_write_file(afc, fi->fh, buf, size, &bytes);
return bytes;
}
@@ -209,16 +240,9 @@ static int ifuse_fsync(const char *path, int datasync, struct fuse_file_info *fi
static int ifuse_release(const char *path, struct fuse_file_info *fi)
{
- iphone_afc_file_t file = NULL;
iphone_afc_client_t afc = fuse_get_context()->private_data;
- file = g_hash_table_lookup(file_handles, &(fi->fh));
- if (!file) {
- return -ENOENT;
- }
- iphone_afc_close_file(afc, file);
-
- g_hash_table_remove(file_handles, &(fi->fh));
+ iphone_afc_close_file(afc, fi->fh);
return 0;
}
@@ -230,8 +254,6 @@ void *ifuse_init_with_service(struct fuse_conn_info *conn, const char *service_n
conn->async_read = 0;
- file_handles = g_hash_table_new(g_int_hash, g_int_equal);
-
if (IPHONE_E_SUCCESS == iphone_lckd_start_service(control, service_name, &port) && !port) {
iphone_lckd_free_client(control);
iphone_free_device(phone);
@@ -244,6 +266,21 @@ void *ifuse_init_with_service(struct fuse_conn_info *conn, const char *service_n
iphone_lckd_free_client(control);
control = NULL;
+ if (afc) {
+ // get file system block size
+ int i;
+ char **info_raw = NULL;
+ if ((IPHONE_E_SUCCESS == iphone_afc_get_devinfo(afc, &info_raw)) && info_raw) {
+ for (i = 0; info_raw[i]; i+=2) {
+ if (!strcmp(info_raw[i], "FSBlockSize")) {
+ g_blocksize = atoi(info_raw[i + 1]);
+ break;
+ }
+ }
+ free_dictionary(info_raw);
+ }
+ }
+
return afc;
}
@@ -303,11 +340,53 @@ int ifuse_truncate(const char *path, off_t size)
int ifuse_ftruncate(const char *path, off_t size, struct fuse_file_info *fi)
{
iphone_afc_client_t afc = fuse_get_context()->private_data;
- iphone_afc_file_t file = g_hash_table_lookup(file_handles, &fi->fh);
- if (!file)
- return -ENOENT;
- return iphone_afc_truncate_file(afc, file, size);
+ return iphone_afc_truncate_file(afc, fi->fh, size);
+}
+
+int ifuse_readlink(const char *path, char *linktarget, size_t buflen)
+{
+ int i, ret;
+ char **info = NULL;
+ if (!path || !linktarget || (buflen == 0)) {
+ return -EINVAL;
+ }
+ linktarget[0] = '\0'; // in case the link target cannot be determined
+ iphone_afc_client_t afc = fuse_get_context()->private_data;
+ iphone_error_t res = iphone_afc_get_file_info(afc, path, &info);
+ if ((res == IPHONE_E_SUCCESS) && info) {
+ ret = -1;
+ for (i = 0; info[i]; i+=2) {
+ if (!strcmp(info[i], "LinkTarget")) {
+ strncpy(linktarget, info[i+1], buflen-1);
+ linktarget[buflen-1] = '\0';
+ ret = 0;
+ }
+ }
+ free_dictionary(info);
+ } else {
+ ret = -1;
+ }
+
+ return ret;
+}
+
+int ifuse_symlink(const char *target, const char *linkname)
+{
+ iphone_afc_client_t afc = fuse_get_context()->private_data;
+ if (IPHONE_E_SUCCESS == iphone_afc_make_link(afc, IPHONE_AFC_SYMLINK, target, linkname))
+ return 0;
+ else
+ return -1;
+}
+
+int ifuse_link(const char *target, const char *linkname)
+{
+ iphone_afc_client_t afc = fuse_get_context()->private_data;
+ if (IPHONE_E_SUCCESS == iphone_afc_make_link(afc, IPHONE_AFC_HARDLINK, target, linkname))
+ return 0;
+ else
+ return -1;
}
int ifuse_unlink(const char *path)
@@ -360,6 +439,9 @@ static struct fuse_operations ifuse_oper = {
.write = ifuse_write,
.truncate = ifuse_truncate,
.ftruncate = ifuse_ftruncate,
+ .readlink = ifuse_readlink,
+ .symlink = ifuse_symlink,
+ .link = ifuse_link,
.unlink = ifuse_unlink,
.rename = ifuse_rename,
.fsync = ifuse_fsync,
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