char rfile_classchar(const rfile *f)
{
if(risdir(f)) return '/';
if(rislink(f)) return '@';
if(rissock(f)) return '=';
if(rispipe(f)) return '|';
if(risexec(f)) return '*';
return 0;
}
void rfile_parse_colors(rfile *f)
{
char *e, *q;
int i;
/* colors should already been initialized by init_colors */
e = 0;
if(risdir(f))
e = diclr;
else if(rislink(f))
e = lnclr;
else if(rischardev(f))
e = cdclr;
else if(risblockdev(f))
e = bdclr;
else if(rispipe(f))
e = piclr;
else if(rissock(f))
e = soclr;
/* do this before checking for executable, because
* on [v]fat filesystems, all files are 'executable'
*/
for(i=0;i<number_of_colors && !e;i++) {
if(fnmatch(clrs[i].msk, base_name_ptr(f->path), 0) == 0)
e = clrs[i].clr;
}
/* a file is considered executable if there is
* an 'x' anywhere in its permission string */
if(!e && risexec(f))
e = exclr;
q = e ? e : ficlr;
f->color = (char *)xmalloc(strlen(lc) + strlen(q) + strlen(rc) + 1);
sprintf(f->color, "%s%s%s", lc, q, rc);
}
int ftp_maybe_isdir(rfile *fp)
{
if(risdir(fp))
return 1;
if(rislink(fp)) {
/* found a link; if the link is in the cache,
* check if it's a directory, else we don't
* read the directory just to check if it's a
* directory
*/
char *adir = base_dir_xptr(fp->path);
char *ap = path_absolute(fp->link, adir, ftp->homedir);
rfile *lnfp = ftp_cache_get_file(ap);
free(adir);
free(ap);
if(lnfp)
return risdir(lnfp) ? 1 : 0;
else
/* return maybe ;-) */
return 2;
}
return 0;
}
static void getfiles(list *gl, unsigned int opt, const char *output)
{
listitem *li;
rfile *fp, *lnfp;
const char *opath, *ofile;
char *link = 0;
list_sort(gl, get_sort_func, false);
li = gl->first;
while(li && !get_quit) {
fp = (rfile *)li->data;
if(!ftp_connected())
return;
if(gvSighupReceived) {
if(!test(opt, GET_RESUME))
opt |= GET_UNIQUE;
opt |= GET_FORCE;
}
opath = fp->path;
ofile = base_name_ptr(opath);
if(strcmp(ofile, ".")==0 || strcmp(ofile, "..")==0) {
transfer_nextfile(gl, &li, true);
continue;
}
if(test(opt, GET_INTERACTIVE) && !get_batch && !gvSighupReceived) {
char* sp = shortpath(opath, 42, ftp->homedir);
int a = ask(ASKYES|ASKNO|ASKCANCEL|ASKALL, ASKYES,
_("Get '%s'?"), sp);
free(sp);
if(a == ASKNO) {
transfer_nextfile(gl, &li, true);
continue;
}
if(a == ASKCANCEL) {
get_quit = true;
break;
}
if(a == ASKALL)
get_batch = true;
/* else a==ASKYES */
}
if(rislink(fp)) {
link_to_link__duh:
if(test(opt, GET_NO_DEREFERENCE)) {
/* link the file, don't copy */
const int r = getfile(fp, opt, output, ofile);
transfer_nextfile(gl, &li, r == 0);
continue;
}
{
char *xcurdir = base_dir_xptr(opath);
link = path_absolute(fp->link, xcurdir, ftp->homedir);
stripslash(link);
free(xcurdir);
ftp_trace("found link: '%s' -> '%s'\n", opath, link);
}
lnfp = ftp_get_file(link);
if(lnfp == 0) {
/* couldn't dereference the link, try to RETR it */
ftp_trace("unable to dereference link\n");
const int r = getfile(fp, opt, output, ofile);
transfer_nextfile(gl, &li, r == 0);
continue;
}
if(strncmp(opath, lnfp->path, strlen(lnfp->path)) == 0) {
ftp_trace("opath == '%s', lnfp->path == '%s'\n", opath,
lnfp->path);
char* sp = shortpath(lnfp->path, 42, ftp->homedir);
fprintf(stderr, _("%s: circular link -- skipping\n"), sp);
free(sp);
transfer_nextfile(gl, &li, true);
continue;
}
fp = lnfp;
if(rislink(fp))
/* found a link pointing to another link
*/
/* forgive me father, for I have goto'ed */
goto link_to_link__duh;
}
if(risdir(fp)) {
if(test(opt, GET_RECURSIVE)) {
char *recurs_output;
char *recurs_mask;
list *rgl;
if((get_dir_glob_mask && fnmatch(get_dir_glob_mask,
base_name_ptr(fp->path),
FNM_EXTMATCH) == FNM_NOMATCH)
#ifdef HAVE_REGEX
|| (get_dir_rx_mask_set && regexec(&get_dir_rx_mask,
base_name_ptr(fp->path),
0, 0, 0) == REG_NOMATCH)
#endif
)
{
} else {
char *q_recurs_mask;
bool success = true;
if(!test(opt, GET_PARENTS))
success = asprintf(&recurs_output, "%s/%s",
output ? output : ".", ofile) != -1;
else
success = asprintf(&recurs_output, "%s",
output ? output : ".") != -1;
if (!success)
{
fprintf(stderr, _("Failed to allocate memory.\n"));
transfer_nextfile(gl, &li, true);
continue;
}
if (asprintf(&recurs_mask, "%s/*", opath) == -1)
{
free(recurs_output);
fprintf(stderr, _("Failed to allocate memory.\n"));
transfer_nextfile(gl, &li, true);
continue;
}
rgl = rglob_create();
q_recurs_mask = backslash_quote(recurs_mask);
rglob_glob(rgl, q_recurs_mask, true, true, get_exclude_func);
free(q_recurs_mask);
if(list_numitem(rgl) > 0)
getfiles(rgl, opt, recurs_output);
if(test(opt, GET_PRESERVE))
get_preserve_attribs(fp, recurs_output);
rglob_destroy(rgl);
free(recurs_output);
}
} else if(test(opt, GET_VERBOSE)) {
char* sp = shortpath(opath, 42, ftp->homedir);
fprintf(stderr, _("%s: omitting directory\n"), sp);
free(sp);
}
transfer_nextfile(gl, &li, true);
continue;
}
if(!risreg(fp)) {
if(test(opt, GET_VERBOSE)) {
char* sp = shortpath(opath, 42, ftp->homedir);
fprintf(stderr, _("%s: not a regular file\n"), sp);
free(sp);
}
transfer_nextfile(gl, &li, true);
continue;
}
const int r = getfile(fp, opt, output, ofile);
transfer_nextfile(gl, &li, r == 0);
if(gvInterrupted) {
gvInterrupted = false;
if(li && !get_quit && ftp_connected() && !gvSighupReceived)
{
int a = ask(ASKYES|ASKNO, ASKYES,
_("Continue transfer?"));
if(a == ASKNO) {
get_quit = true;
break;
}
/* else a == ASKYES */
fprintf(stderr, _("Excellent!!!\n"));
}
}
}
}
/* returns:
* 0 ok, remove file from list
* -1 failure
*/
static int getfile(const rfile *fi, unsigned int opt,
const char *output, const char *destname)
{
struct stat sb;
char* dest = NULL;
getmode_t how = getNormal;
bool mkunique = false;
int r, ret = -1;
if((get_glob_mask && fnmatch(get_glob_mask, base_name_ptr(fi->path),
FNM_EXTMATCH) == FNM_NOMATCH)
#ifdef HAVE_REGEX
|| (get_rx_mask_set && regexec(&get_rx_mask, base_name_ptr(fi->path),
0, 0, 0) == REG_NOMATCH)
#endif
)
{
return 0;
}
if(!output)
output = ".";
if(test(opt, GET_PARENTS)) {
char *apath = base_dir_xptr(fi->path);
if (asprintf(&dest, "%s%s/%s", output, apath, destname) == -1)
{
free(apath);
fprintf(stderr, _("Failed to allocate memory.\n"));
return -1;
}
free(apath);
} else {
/* check if -o option is given, if GET_OUTPUT_FILE is set, we only
* transfer one file and output is set to the filename. However, if
* the destination already exists and is a directory, we assume
* that the user meant a directory */
int dest_is_file = test(opt, GET_OUTPUT_FILE);
if(stat(output, &sb) == 0) {
if(S_ISDIR(sb.st_mode)) {
dest_is_file = false;
}
}
if(dest_is_file)
dest = xstrdup(output);
else
if (asprintf(&dest, "%s/%s", output, destname) == -1)
{
fprintf(stderr, _("Failed to allocate memory.\n"));
return -1;
}
}
/* make sure destination directory exists */
{
char *destdir = base_dir_xptr(dest);
if(destdir) {
bool r = make_path(destdir);
if(!r) {
if (errno == EEXIST)
ftp_err("`%s' exists but is not a directory\n", destdir);
else
ftp_err("%s: %s\n", destdir, strerror(errno));
transfer_mail_msg(_("Couldn't create directory: %s\n"),
destdir);
free(destdir);
return -1;
}
/* change permission and group, if requested */
if(test(opt, GET_CHMOD)) {
if(stat(destdir, &sb) == 0) {
mode_t m = sb.st_mode;
m = mode_adjust(m, cmod);
if(chmod(destdir, m) != 0)
perror(destdir);
} }
if(test(opt, GET_CHGRP)) {
if(chown(destdir, -1, group_change) != 0)
perror(dest);
}
free(destdir);
}
}
/* check if destination file exists */
if(stat(dest, &sb) == 0) {
if(test(opt, GET_SKIP_EXISTING)) {
if(test(opt, GET_VERBOSE)) {
char* sp = shortpath(dest, 42, gvLocalHomeDir);
fprintf(stderr, _("Local file '%s' exists, skipping...\n"),
sp);
stats_file(STATS_SKIP, 0);
free(sp);
}
return 0;
}
if(test(opt, GET_UNIQUE))
mkunique = true;
else if(test(opt, GET_APPEND))
how = getAppend;
else if(test(opt, GET_NEWER)) {
struct tm *fan = gmtime(&sb.st_mtime);
time_t ft = ftp_filetime(fi->path, test(opt, GET_FORCE_NEWER));
sb.st_mtime = gmt_mktime(fan);
ftp_trace("get -n: remote file: %s", ctime(&ft));
ftp_trace("get -n: local file: %s\n", ctime(&sb.st_mtime));
if(sb.st_mtime >= ft && ft != (time_t)-1) {
if(test(opt, GET_VERBOSE)) {
char* sp = shortpath(dest, 30, gvLocalHomeDir);
ftp_err(_(
"Local file '%s' is newer than remote, skipping...\n"),
sp);
stats_file(STATS_SKIP, 0);
free(sp);
}
return 0;
}
} else if(!test(opt, GET_RESUME)) {
if(!get_owbatch && !gvSighupReceived) {
struct tm *fan = gmtime(&sb.st_mtime);
time_t ft = ftp_filetime(fi->path, test(opt, GET_FORCE_NEWER));
int a;
char *e;
sb.st_mtime = gmt_mktime(fan);
e = xstrdup(ctime(&sb.st_mtime));
char* sp = shortpath(dest, 42, gvLocalHomeDir);
a = ask(ASKYES|ASKNO|ASKUNIQUE|ASKCANCEL|ASKALL|ASKRESUME,
ASKRESUME,
_("Local file '%s' exists\nLocal: %lld bytes, %sRemote: %lld bytes, %sOverwrite?"),
sp,
(unsigned long long) sb.st_size, e ? e : "unknown date\n",
ftp_filesize(fi->path), ctime(&ft));
free(sp);
free(e);
if(a == ASKCANCEL) {
get_quit = true;
return 0;
}
else if(a == ASKNO)
return 0;
else if(a == ASKUNIQUE)
mkunique = true;
else if(a == ASKALL) {
get_owbatch = true;
}
else if(a == ASKRESUME)
opt |= GET_RESUME; /* for this file only */
/* else a == ASKYES */
}
}
if(test(opt, GET_RESUME))
how = getResume;
}
if(mkunique) {
char* newdest = make_unique_filename(dest);
free(dest);
dest = newdest;
}
/* the file doesn't exist or we choosed to overwrite it, or changed dest */
if(rislink(fi) && test(opt, GET_NO_DEREFERENCE)) {
/* remove any existing destination */
unlink(dest);
ftp_err(_("symlinking '%s' to '%s'\n"), dest, fi->link);
if(symlink(fi->link, dest) != 0)
perror(dest);
ret = 0;
}
else {
r = do_the_get(fi->path, dest, how, opt);
if(r == 0) {
stats_file(STATS_SUCCESS, ftp->ti.total_size);
ret = 0;
if(test(opt, GET_PRESERVE))
get_preserve_attribs(fi, dest);
if(test(opt, GET_CHMOD)) {
mode_t m = rfile_getmode(fi);
m = mode_adjust(m, cmod);
if(chmod(dest, m) != 0)
perror(dest);
}
if(test(opt, GET_CHGRP)) {
if(chown(dest, -1, group_change) != 0)
perror(dest);
}
if(test(opt, GET_DELETE_AFTER)) {
bool dodel = false;
char* sp = shortpath(fi->path, 42, ftp->homedir);
if(!test(opt, GET_FORCE)
&& !get_delbatch && !gvSighupReceived)
{
int a = ask(ASKYES|ASKNO|ASKCANCEL|ASKALL, ASKYES,
_("Delete remote file '%s'?"), sp);
if(a == ASKALL) {
get_delbatch = true;
dodel = true;
}
else if(a == ASKCANCEL)
get_quit = true;
else if(a != ASKNO)
dodel = true;
} else
dodel = true;
if(dodel) {
ftp_unlink(fi->path);
if(ftp->code == ctComplete)
fprintf(stderr, _("%s: deleted\n"), sp);
else
fprintf(stderr, _("error deleting '%s': %s\n"),
sp, ftp_getreply(false));
}
free(sp);
}
} else {
stats_file(STATS_FAIL, 0);
ret = -1;
}
}
free(dest);
return ret;
}
rdirectory *ssh_read_directory(const char *path)
{
char *p = ftp_path_absolute(path);
stripslash(p);
sftp_dir dir = sftp_opendir(ftp->sftp_session, p);
if (!dir)
{
free(p);
return 0;
}
ftp_trace("*** start parsing directory listing ***\n");
rdirectory* rdir = rdir_create();
sftp_attributes attrib = NULL;
while ((attrib = sftp_readdir(ftp->sftp_session, dir)) != NULL)
{
ftp_trace("%s\n", attrib->longname);
rfile* rf = rfile_create();
rf->perm = perm2string(attrib->permissions);
rf->nhl = 0; // atoi(e);
if (attrib->owner)
rf->owner = xstrdup(attrib->owner);
if (attrib->group)
rf->group = xstrdup(attrib->group);
if (asprintf(&rf->path, "%s/%s", p, attrib->name) == -1)
{
ftp_err(_("Failed to allocate memory.\n"));
sftp_closedir(dir);
free(p);
rdir_destroy(rdir);
rfile_destroy(rf);
}
rf->mtime = attrib->mtime;
rf->date = time_to_string(rf->mtime);
rf->size = attrib->size;
rfile_parse_colors(rf);
rf->link = NULL;
if (rislink(rf) && ftp->ssh_version > 2)
rf->link = sftp_readlink(ftp->sftp_session, rf->path);
list_additem(rdir->files, (void *)rf);
sftp_attributes_free(attrib);
}
ftp_trace("*** end parsing directory listing ***\n");
if (!sftp_dir_eof(dir))
{
ftp_err(_("Couldn't list directory: %s\n"), ssh_get_error(ftp->session));
sftp_closedir(dir);
free(p);
rdir_destroy(rdir);
return NULL;
}
sftp_closedir(dir);
rdir->path = p;
ftp_trace("added directory '%s' to cache\n", p);
list_additem(ftp->cache, rdir);
return rdir;
}
rdirectory *ssh_read_directory(const char *path)
{
rdirectory *rdir;
int i;
SFTP_DIRENT **dir;
char *p = ftp_path_absolute(path);
stripslash(p);
if(ssh_readdir(p, &dir) != 0) {
free(p);
return 0;
}
rdir = rdir_create();
ftp_trace("*** start parsing directory listing ***\n");
for(i = 0; dir[i]; i++) {
rfile *rf;
char *e, *cf = dir[i]->longname;
ftp_trace("%s\n", dir[i]->longname);
rf = rfile_create();
rf->perm = perm2string(dir[i]->a.perm);
e = strqsep(&cf, ' '); /* skip permissions */
e = strqsep(&cf, ' '); /* nhl? */
/* if(ftp->ssh_version > 2) {*/
rf->nhl = atoi(e);
/* } else*/
/* rf->nhl = 0;*/
#if 1
e = strqsep(&cf, ' ');
rf->owner = xstrdup(e);
e = strqsep(&cf, ' ');
rf->group = xstrdup(e);
#else
asprintf(&rf->owner, "%d", dir[i]->a.uid);
asprintf(&rf->group, "%d", dir[i]->a.gid);
#endif
asprintf(&rf->path, "%s/%s", p, dir[i]->filename);
rf->mtime = dir[i]->a.mtime;
if(rf->mtime == 0) {
char *m, *d, *y;
while(e && month_number(e) == -1)
e = strqsep(&cf, ' ');
if(e) {
m = e;
d = strqsep(&cf, ' ');
y = strqsep(&cf, ' ');
ftp_trace("parsing time: m:%s d:%s y:%s\n", m, d, y);
rfile_parse_time(rf, m, d, y);
}
}
rf->date = time_to_string(rf->mtime);
rf->size = dir[i]->a.size;
rfile_parse_colors(rf);
rf->link = 0;
if(rislink(rf) && ftp->ssh_version > 2)
rf->link = ssh_readlink(rf->path);
list_additem(rdir->files, (void *)rf);
}
ftp_trace("*** end parsing directory listing ***\n");
ssh_free_dirents(dir);
rdir->path = p;
ftp_trace("added directory '%s' to cache\n", p);
list_additem(ftp->cache, rdir);
return rdir;
}
