-/* $OpenBSD: scp.c,v 1.150 2006/07/22 20:48:23 stevesk Exp $ */
+/* $OpenBSD: scp.c,v 1.160 2007/08/06 19:16:06 sobrado Exp $ */
/*
* scp - secure remote copy. This is basically patched BSD rcp which
* uses ssh to do the data transfer (instead of using rcmd).
#include "includes.h"
#include <sys/types.h>
+#include <sys/param.h>
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
+#ifdef HAVE_SYS_TIME_H
+# include <sys/time.h>
+#endif
#include <sys/wait.h>
+#include <sys/uio.h>
#include <ctype.h>
#include <dirent.h>
#include <pwd.h>
#include <signal.h>
#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
+#if defined(HAVE_STRNVIS) && defined(HAVE_VIS_H)
+#include <vis.h>
+#endif
#include "xmalloc.h"
#include "atomicio.h"
if ((pwd = getpwuid(userid = getuid())) == NULL)
fatal("unknown user %u", (u_int) userid);
- if (!isatty(STDERR_FILENO))
+ if (!isatty(STDOUT_FILENO))
showprogress = 0;
remin = STDIN_FILENO;
off_t i, amt, statbytes;
size_t result;
int fd = -1, haderr, indx;
- char *last, *name, buf[2048];
+ char *last, *name, buf[2048], encname[MAXPATHLEN];
int len;
for (indx = 0; indx < argc; ++indx) {
len = strlen(name);
while (len > 1 && name[len-1] == '/')
name[--len] = '\0';
+ if ((fd = open(name, O_RDONLY|O_NONBLOCK, 0)) < 0)
+ goto syserr;
if (strchr(name, '\n') != NULL) {
- run_err("%s: skipping, filename contains a newline",
- name);
- goto next;
+ strnvis(encname, name, sizeof(encname), VIS_NL);
+ name = encname;
}
- if ((fd = open(name, O_RDONLY, 0)) < 0)
- goto syserr;
if (fstat(fd, &stb) < 0) {
syserr: run_err("%s: %s", name, strerror(errno));
goto next;
}
+ unset_nonblock(fd);
switch (stb.st_mode & S_IFMT) {
case S_IFREG:
break;
wrerr = YES;
wrerrno = errno;
}
- if (wrerr == NO && ftruncate(ofd, size) != 0) {
+ if (wrerr == NO && (!exists || S_ISREG(stb.st_mode)) &&
+ ftruncate(ofd, size) != 0) {
run_err("%s: truncate: %s", np, strerror(errno));
wrerr = DISPLAYED;
}
(void) fprintf(stderr,
"usage: scp [-1246BCpqrv] [-c cipher] [-F ssh_config] [-i identity_file]\n"
" [-l limit] [-o ssh_option] [-P port] [-S program]\n"
- " [[user@]host1:]file1 [...] [[user@]host2:]file2\n");
+ " [[user@]host1:]file1 ... [[user@]host2:]file2\n");
exit(1);
}