extern int am_root;
extern int preserve_devices;
extern int preserve_hard_links;
+extern int preserve_perms;
+extern int preserve_uid;
+extern int preserve_gid;
extern int update_only;
extern int opt_ignore_existing;
extern int csum_length;
extern int always_checksum;
extern char *compare_dest;
extern int link_dest;
+extern struct file_struct **hlink_list;
/* choose whether to skip a particular file */
-static int skip_file(char *fname,
- struct file_struct *file, STRUCT_STAT *st)
+static int skip_file(char *fname, struct file_struct *file, STRUCT_STAT *st)
{
if (st->st_size != file->length) {
return 0;
}
if (link_dest) {
- extern int preserve_perms;
- extern int preserve_uid;
- extern int preserve_gid;
-
if (preserve_perms
&& (st->st_mode & ~_S_IFMT) != (file->mode & ~_S_IFMT))
return 0;
- if (preserve_uid && st->st_uid != file->uid)
+ if (am_root && preserve_uid && st->st_uid != file->uid)
return 0;
- if (preserve_gid && st->st_gid != file->gid)
+ if (preserve_gid && file->gid != GID_NONE
+ && st->st_gid != file->gid)
return 0;
}
if (compare_dest != NULL) {
if (access(fname, 0) != 0) {
- snprintf(fnamecmpdest,MAXPATHLEN,"%s/%s",
- compare_dest,fname);
+ pathjoin(fnamecmpdest, sizeof fnamecmpdest,
+ compare_dest, fname);
fname = fnamecmpdest;
}
}
file_checksum(fname,sum,st->st_size);
- if (protocol_version < 21) {
- return (memcmp(sum,file->sum,2) == 0);
- } else {
- return (memcmp(sum,file->sum,MD4_SUM_LENGTH) == 0);
- }
+ return memcmp(sum, file->u.sum, protocol_version < 21 ? 2
+ : MD4_SUM_LENGTH) == 0;
}
if (size_only) {
/*
- * NULL sum_struct means we have no checksums
+ * NULL sum_struct means we have no checksums
*/
-
void write_sum_head(int f, struct sum_struct *sum)
{
static struct sum_struct null_sum;
static void sum_sizes_sqroot(struct sum_struct *sum, uint64 len)
{
- extern int block_size;
- int blength, s2length, b;
+ extern unsigned int block_size;
+ unsigned int blength;
+ int s2length;
uint32 c;
uint64 l;
} else if (csum_length == SUM_LENGTH) {
s2length = SUM_LENGTH;
} else {
- b = BLOCKSUM_BIAS;
+ int b = BLOCKSUM_BIAS;
l = len;
while (l >>= 1) {
b += 2;
sum->remainder = (len % blength);
if (sum->count && verbose > 2) {
- rprintf(FINFO, "count=%ld rem=%ld blength=%ld s2length=%ld flength=%.0f\n",
- (long) sum->count, (long) sum->remainder,
- (long) sum->blength, (long) sum->s2length,
- (double) sum->flength);
+ rprintf(FINFO, "count=%.0f rem=%u blength=%u s2length=%d flength=%.0f\n",
+ (double)sum->count, sum->remainder, sum->blength,
+ sum->s2length, (double)sum->flength);
}
}
*
* Generate approximately one checksum every block_len bytes.
*/
-static void generate_and_send_sums(struct map_struct *buf, OFF_T len, int f_out)
+static void generate_and_send_sums(struct map_struct *buf, size_t len, int f_out)
{
size_t i;
struct sum_struct sum;
write_sum_head(f_out, &sum);
for (i = 0; i < sum.count; i++) {
- int n1 = MIN(len, sum.blength);
+ unsigned int n1 = MIN(len, sum.blength);
char *map = map_ptr(buf, offset, n1);
uint32 sum1 = get_checksum1(map, n1);
char sum2[SUM_LENGTH];
if (verbose > 3) {
rprintf(FINFO,
- "chunk[%ld] offset=%.0f len=%d sum1=%08lx\n",
- (long)i,(double)offset,n1,(unsigned long)sum1);
+ "chunk[%.0f] offset=%.0f len=%u sum1=%08lx\n",
+ (double)i, (double)offset, n1,
+ (unsigned long)sum1);
}
write_int(f_out, sum1);
write_buf(f_out, sum2, sum.s2length);
* @note This comment was added later by mbp who was trying to work it
* out. It might be wrong.
**/
-void recv_generator(char *fname, struct file_list *flist, int i, int f_out)
+void recv_generator(char *fname, struct file_struct *file, int i, int f_out)
{
int fd;
STRUCT_STAT st;
struct map_struct *mapbuf;
int statret;
- struct file_struct *file = flist->files[i];
char *fnamecmp;
char fnamecmpbuf[MAXPATHLEN];
extern char *compare_dest;
extern int list_only;
- extern int preserve_perms;
extern int only_existing;
extern int orig_umask;
- if (list_only) return;
+ if (list_only)
+ return;
if (verbose > 2)
rprintf(FINFO,"recv_generator(%s,%d)\n",fname,i);
int l;
extern int safe_symlinks;
- if (safe_symlinks && unsafe_symlink(file->link, fname)) {
+ if (safe_symlinks && unsafe_symlink(file->u.link, fname)) {
if (verbose) {
rprintf(FINFO, "ignoring unsafe symlink %s -> \"%s\"\n",
- full_fname(fname), file->link);
+ full_fname(fname), file->u.link);
}
return;
}
/* A link already pointing to the
* right place -- no further action
* required. */
- if (strcmp(lnk,file->link) == 0) {
+ if (strcmp(lnk,file->u.link) == 0) {
set_perms(fname,file,&st,1);
return;
}
* in place. */
delete_file(fname);
}
- if (do_symlink(file->link,fname) != 0) {
+ if (do_symlink(file->u.link,fname) != 0) {
rprintf(FERROR, "symlink %s -> \"%s\" failed: %s\n",
- full_fname(fname), file->link, strerror(errno));
+ full_fname(fname), file->u.link, strerror(errno));
} else {
set_perms(fname,file,NULL,0);
if (verbose) {
- rprintf(FINFO,"%s -> %s\n", fname,file->link);
+ rprintf(FINFO,"%s -> %s\n", fname,file->u.link);
}
}
#endif
if (am_root && preserve_devices && IS_DEVICE(file->mode)) {
if (statret != 0 ||
st.st_mode != file->mode ||
- (DEV64_T)st.st_rdev != file->rdev) {
+ (DEV64_T)st.st_rdev != file->u.rdev) {
delete_file(fname);
if (verbose > 2)
rprintf(FINFO,"mknod(%s,0%o,0x%x)\n",
- fname,(int)file->mode,(int)file->rdev);
- if (do_mknod(fname,file->mode,file->rdev) != 0) {
+ fname,(int)file->mode,(int)file->u.rdev);
+ if (do_mknod(fname,file->mode,file->u.rdev) != 0) {
rprintf(FERROR, "mknod %s failed: %s\n",
full_fname(fname), strerror(errno));
} else {
}
#endif
- if (preserve_hard_links && check_hard_link(file)) {
- if (verbose > 1) {
- rprintf(FINFO, "recv_generator: \"%s\" is a hard link\n",
- f_name(file));
- }
+ if (preserve_hard_links && hard_link_check(file, HL_CHECK_MASTER))
return;
- }
if (!S_ISREG(file->mode)) {
rprintf(FINFO, "skipping non-regular file \"%s\"\n",fname);
if ((statret == -1) && (compare_dest != NULL)) {
/* try the file at compare_dest instead */
int saveerrno = errno;
- snprintf(fnamecmpbuf,MAXPATHLEN,"%s/%s",compare_dest,fname);
+ pathjoin(fnamecmpbuf, sizeof fnamecmpbuf, compare_dest, fname);
statret = link_stat(fnamecmpbuf,&st);
if (!S_ISREG(st.st_mode))
statret = -1;
}
if (statret == -1) {
+ if (preserve_hard_links && hard_link_check(file, HL_SKIP))
+ return;
if (errno == ENOENT) {
write_int(f_out,i);
if (!dry_run) write_sum_head(f_out, NULL);
}
/* now pretend the file didn't exist */
+ if (preserve_hard_links && hard_link_check(file, HL_SKIP))
+ return;
write_int(f_out,i);
if (!dry_run) write_sum_head(f_out, NULL);
return;
rprintf(FERROR, "failed to open %s, continuing: %s\n",
full_fname(fnamecmp), strerror(errno));
/* pretend the file didn't exist */
+ if (preserve_hard_links && hard_link_check(file, HL_SKIP))
+ return;
write_int(f_out,i);
write_sum_head(f_out, NULL);
return;
else
mapbuf = NULL;
- if (verbose > 3)
- rprintf(FINFO,"gen mapped %s of size %.0f\n",fnamecmp,(double)st.st_size);
+ if (verbose > 3) {
+ rprintf(FINFO,"gen mapped %s of size %.0f\n", fnamecmp,
+ (double)st.st_size);
+ }
if (verbose > 2)
rprintf(FINFO, "generating and sending sums for %d\n", i);
}
-
-void generate_files(int f,struct file_list *flist,char *local_name,int f_recv)
+void generate_files(int f, struct file_list *flist, char *local_name)
{
int i;
int phase=0;
char fbuf[MAXPATHLEN];
- if (verbose > 2)
- rprintf(FINFO,"generator starting pid=%d count=%d\n",
- (int)getpid(),flist->count);
+ if (verbose > 2) {
+ rprintf(FINFO, "generator starting pid=%ld count=%d\n",
+ (long)getpid(), flist->count);
+ }
if (verbose >= 2) {
rprintf(FINFO,
for (i = 0; i < flist->count; i++) {
struct file_struct *file = flist->files[i];
- mode_t saved_mode = file->mode;
- if (!file->basename) continue;
+ struct file_struct copy;
+ if (!file->basename)
+ continue;
/* we need to ensure that any directories we create have writeable
permissions initially so that we can create the files within
them. This is then fixed after the files are transferred */
- if (!am_root && S_ISDIR(file->mode)) {
- file->mode |= S_IWUSR; /* user write */
+ if (!am_root && S_ISDIR(file->mode) && !(file->mode & S_IWUSR)) {
+ copy = *file;
/* XXX: Could this be causing a problem on SCO? Perhaps their
* handling of permissions is strange? */
+ copy.mode |= S_IWUSR; /* user write */
+ file = ©
}
- recv_generator(local_name? local_name
- : f_name_to(file,fbuf,sizeof fbuf), flist, i, f);
-
- file->mode = saved_mode;
+ recv_generator(local_name ? local_name : f_name_to(file, fbuf),
+ file, i, f);
}
phase++;
/* files can cycle through the system more than once
* to catch initial checksum errors */
- for (i = read_int(f_recv); i != -1; i = read_int(f_recv)) {
+ while ((i = get_redo_num()) != -1) {
struct file_struct *file = flist->files[i];
- recv_generator(local_name? local_name
- : f_name_to(file,fbuf,sizeof fbuf), flist, i, f);
+ recv_generator(local_name ? local_name : f_name_to(file, fbuf),
+ file, i, f);
}
phase++;
rprintf(FINFO,"generate_files phase=%d\n",phase);
write_int(f,-1);
+
+ if (preserve_hard_links)
+ do_hard_links();
+
+ /* now we need to fix any directory permissions that were
+ * modified during the transfer */
+ for (i = 0; i < flist->count; i++) {
+ struct file_struct *file = flist->files[i];
+ if (!file->basename || !S_ISDIR(file->mode)) continue;
+ recv_generator(local_name ? local_name : f_name(file),
+ file, i, -1);
+ }
+
+ if (verbose > 2)
+ rprintf(FINFO,"generate_files finished\n");
}