- if (always_checksum) {
- write_buf(f,file->sum,csum_length);
- }
-
- last_mode = file->mode;
- last_rdev = file->rdev;
- last_uid = file->uid;
- last_gid = file->gid;
- last_time = file->modtime;
-
- strlcpy(lastname,fname,MAXPATHLEN-1);
- lastname[MAXPATHLEN-1] = 0;
-}
-
-
-
-static void receive_file_entry(struct file_struct **fptr,
- unsigned flags,int f)
-{
- static time_t last_time;
- static mode_t last_mode;
- static dev_t last_rdev;
- static uid_t last_uid;
- static gid_t last_gid;
- static char lastname[MAXPATHLEN];
- char thisname[MAXPATHLEN];
- int l1=0,l2=0;
- char *p;
- struct file_struct *file;
-
- if (flags & SAME_NAME)
- l1 = read_byte(f);
-
- if (flags & LONG_NAME)
- l2 = read_int(f);
- else
- l2 = read_byte(f);
-
- file = (struct file_struct *)malloc(sizeof(*file));
- if (!file) out_of_memory("receive_file_entry");
- bzero((char *)file,sizeof(*file));
- (*fptr) = file;
-
- if (l2 >= MAXPATHLEN-l1) overflow("receive_file_entry");
-
- strlcpy(thisname,lastname,l1);
- read_sbuf(f,&thisname[l1],l2);
- thisname[l1+l2] = 0;
-
- strlcpy(lastname,thisname,MAXPATHLEN-1);
- lastname[MAXPATHLEN-1] = 0;
-
- clean_fname(thisname);
-
- if ((p = strrchr(thisname,'/'))) {
- static char *lastdir;
- *p = 0;
- if (lastdir && strcmp(thisname, lastdir)==0) {
- file->dirname = lastdir;
- } else {
- file->dirname = strdup(thisname);
- lastdir = file->dirname;
- }
- file->basename = strdup(p+1);
- } else {
- file->dirname = NULL;
- file->basename = strdup(thisname);
- }
-
- if (!file->basename) out_of_memory("receive_file_entry 1");
-
-
- file->flags = flags;
- file->length = read_longint(f);
- file->modtime = (flags & SAME_TIME) ? last_time : (time_t)read_int(f);
- file->mode = (flags & SAME_MODE) ? last_mode : (mode_t)read_int(f);
- if (preserve_uid)
- file->uid = (flags & SAME_UID) ? last_uid : (uid_t)read_int(f);
- if (preserve_gid)
- file->gid = (flags & SAME_GID) ? last_gid : (gid_t)read_int(f);
- if (preserve_devices && IS_DEVICE(file->mode))
- file->rdev = (flags & SAME_RDEV) ? last_rdev : (dev_t)read_int(f);
-
- if (preserve_links && S_ISLNK(file->mode)) {
- int l = read_int(f);
- file->link = (char *)malloc(l+1);
- if (!file->link) out_of_memory("receive_file_entry 2");
- read_sbuf(f,file->link,l);
- }
+ if (always_checksum) {
+ char *sum;
+ if (S_ISREG(mode))
+ sum = file->u.sum;
+ else if (protocol_version < 28) {
+ /* Prior to 28, we sent a useless set of nulls. */
+ sum = empty_sum;
+ } else
+ sum = NULL;
+ if (sum) {
+ write_buf(f, sum,
+ protocol_version < 21 ? 2 : MD4_SUM_LENGTH);
+ }
+ }
+
+ strlcpy(lastname, fname, MAXPATHLEN);
+
+ io_write_phase = "unknown";
+}
+
+
+
+void receive_file_entry(struct file_struct **fptr, unsigned short flags,
+ struct file_list *flist, int f)
+{
+ static time_t modtime;
+ static mode_t mode;
+ static uint64 dev;
+ static dev_t rdev;
+ static uint32 rdev_major;
+ static uid_t uid;
+ static gid_t gid;
+ static char lastname[MAXPATHLEN], *lastdir;
+ static int lastdir_len = -1;
+ char thisname[MAXPATHLEN];
+ unsigned int l1 = 0, l2 = 0;
+ int alloc_len, basename_len, dirname_len, linkname_len, sum_len;
+ OFF_T file_length;
+ char *basename, *dirname, *bp;
+ struct file_struct *file;
+
+ if (!fptr) {
+ modtime = 0, mode = 0;
+ dev = 0, rdev = makedev(0, 0);
+ rdev_major = 0;
+ uid = 0, gid = 0;
+ *lastname = '\0';
+ return;
+ }
+
+ if (flags & XMIT_SAME_NAME)
+ l1 = read_byte(f);
+
+ if (flags & XMIT_LONG_NAME)
+ l2 = read_int(f);
+ else
+ l2 = read_byte(f);
+
+ if (l2 >= MAXPATHLEN - l1) {
+ rprintf(FERROR,
+ "overflow: flags=0x%x l1=%d l2=%d lastname=%s\n",
+ flags, l1, l2, lastname);
+ overflow("receive_file_entry");
+ }
+
+ strlcpy(thisname, lastname, l1 + 1);
+ read_sbuf(f, &thisname[l1], l2);
+ thisname[l1 + l2] = 0;
+
+ strlcpy(lastname, thisname, MAXPATHLEN);
+
+ clean_fname(thisname);
+
+ if (sanitize_paths)
+ sanitize_path(thisname, NULL);
+
+ if ((basename = strrchr(thisname, '/')) != NULL) {
+ dirname_len = ++basename - thisname; /* counts future '\0' */
+ if (lastdir_len == dirname_len - 1
+ && strncmp(thisname, lastdir, lastdir_len) == 0) {
+ dirname = lastdir;
+ dirname_len = 0; /* indicates no copy is needed */
+ } else
+ dirname = thisname;
+ } else {
+ basename = thisname;
+ dirname = NULL;
+ dirname_len = 0;
+ }
+ basename_len = strlen(basename) + 1; /* count the '\0' */
+
+ file_length = read_longint(f);
+ if (!(flags & XMIT_SAME_TIME))
+ modtime = (time_t)read_int(f);
+ if (!(flags & XMIT_SAME_MODE))
+ mode = from_wire_mode(read_int(f));
+
+ if (preserve_uid && !(flags & XMIT_SAME_UID))
+ uid = (uid_t)read_int(f);
+ if (preserve_gid && !(flags & XMIT_SAME_GID))
+ gid = (gid_t)read_int(f);
+
+ if (preserve_devices) {
+ if (protocol_version < 28) {
+ if (IS_DEVICE(mode)) {
+ if (!(flags & XMIT_SAME_RDEV_pre28))
+ rdev = (dev_t)read_int(f);
+ } else
+ rdev = makedev(0, 0);
+ } else if (IS_DEVICE(mode)) {
+ uint32 rdev_minor;
+ if (!(flags & XMIT_SAME_RDEV_MAJOR))
+ rdev_major = read_int(f);
+ if (flags & XMIT_RDEV_MINOR_IS_SMALL)
+ rdev_minor = read_byte(f);
+ else
+ rdev_minor = read_int(f);
+ rdev = makedev(rdev_major, rdev_minor);
+ }
+ }
+
+#if SUPPORT_LINKS
+ if (preserve_links && S_ISLNK(mode)) {
+ linkname_len = read_int(f) + 1; /* count the '\0' */
+ if (linkname_len <= 0 || linkname_len > MAXPATHLEN) {
+ rprintf(FERROR, "overflow: linkname_len=%d\n",
+ linkname_len - 1);
+ overflow("receive_file_entry");
+ }
+ }
+ else
+#endif
+ linkname_len = 0;
+
+ sum_len = always_checksum && S_ISREG(mode) ? MD4_SUM_LENGTH : 0;
+
+ alloc_len = file_struct_len + dirname_len + basename_len
+ + linkname_len + sum_len;
+ bp = pool_alloc(flist->file_pool, alloc_len, "receive_file_entry");
+
+ file = *fptr = (struct file_struct *)bp;
+ memset(bp, 0, file_struct_len);
+ bp += file_struct_len;
+
+ file->flags = flags & XMIT_TOP_DIR ? FLAG_TOP_DIR : 0;
+ file->modtime = modtime;
+ file->length = file_length;
+ file->mode = mode;
+ file->uid = uid;
+ file->gid = gid;
+
+ if (dirname_len) {
+ file->dirname = lastdir = bp;
+ lastdir_len = dirname_len - 1;
+ memcpy(bp, dirname, dirname_len - 1);
+ bp += dirname_len;
+ bp[-1] = '\0';
+ } else if (dirname)
+ file->dirname = dirname;
+
+ file->basename = bp;
+ memcpy(bp, basename, basename_len);
+ bp += basename_len;
+
+ if (preserve_devices && IS_DEVICE(mode))
+ file->u.rdev = rdev;
+
+#if SUPPORT_LINKS
+ if (linkname_len) {
+ file->u.link = bp;
+ read_sbuf(f, bp, linkname_len - 1);
+ if (sanitize_paths)
+ sanitize_path(bp, lastdir);
+ bp += linkname_len;
+ }
+#endif