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-rw-r--r--scp.c637
1 files changed, 313 insertions, 324 deletions
diff --git a/scp.c b/scp.c
index 9cc9528b..977c3898 100644
--- a/scp.c
+++ b/scp.c
@@ -1,13 +1,13 @@
/*
-
-scp - secure remote copy. This is basically patched BSD rcp which uses ssh
-to do the data transfer (instead of using rcmd).
-
-NOTE: This version should NOT be suid root. (This uses ssh to do the transfer
-and ssh has the necessary privileges.)
-
-1995 Timo Rinne <tri@iki.fi>, Tatu Ylonen <ylo@cs.hut.fi>
-
+ *
+ * scp - secure remote copy. This is basically patched BSD rcp which uses ssh
+ * to do the data transfer (instead of using rcmd).
+ *
+ * NOTE: This version should NOT be suid root. (This uses ssh to do the transfer
+ * and ssh has the necessary privileges.)
+ *
+ * 1995 Timo Rinne <tri@iki.fi>, Tatu Ylonen <ylo@cs.hut.fi>
+ *
*/
/*
@@ -42,11 +42,10 @@ and ssh has the necessary privileges.)
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
- * $Id: scp.c,v 1.8 1999/11/19 01:34:14 damien Exp $
*/
#include "includes.h"
-RCSID("$Id: scp.c,v 1.8 1999/11/19 01:34:14 damien Exp $");
+RCSID("$Id: scp.c,v 1.9 1999/11/24 13:26:22 damien Exp $");
#include "ssh.h"
#include "xmalloc.h"
@@ -76,7 +75,7 @@ off_t totalbytes = 0;
char *curfile;
/* This is set to non-zero to enable verbose mode. */
-int verbose = 0;
+int verbose_mode = 0;
/* This is set to non-zero if compression is desired. */
int compress = 0;
@@ -91,7 +90,7 @@ int batchmode = 0;
/* This is set to the cipher type string if given on the command line. */
char *cipher = NULL;
-/* This is set to the RSA authentication identity file name if given on
+/* This is set to the RSA authentication identity file name if given on
the command line. */
char *identity = NULL;
@@ -102,98 +101,95 @@ char *port = NULL;
host. This returns < 0 if execution fails, and >= 0 otherwise.
This assigns the input and output file descriptors on success. */
-int do_cmd(char *host, char *remuser, char *cmd, int *fdin, int *fdout)
+int
+do_cmd(char *host, char *remuser, char *cmd, int *fdin, int *fdout)
{
- int pin[2], pout[2], reserved[2];
-
- if (verbose)
- fprintf(stderr, "Executing: host %s, user %s, command %s\n",
- host, remuser ? remuser : "(unspecified)", cmd);
-
- /* Reserve two descriptors so that the real pipes won't get descriptors
- 0 and 1 because that will screw up dup2 below. */
- pipe(reserved);
-
- /* Create a socket pair for communicating with ssh. */
- if (pipe(pin) < 0)
- fatal("pipe: %s", strerror(errno));
- if (pipe(pout) < 0)
- fatal("pipe: %s", strerror(errno));
-
- /* Free the reserved descriptors. */
- close(reserved[0]);
- close(reserved[1]);
-
- /* For a child to execute the command on the remote host using ssh. */
- if (fork() == 0)
- {
- char *args[100];
- unsigned int i;
-
- /* Child. */
- close(pin[1]);
- close(pout[0]);
- dup2(pin[0], 0);
- dup2(pout[1], 1);
- close(pin[0]);
- close(pout[1]);
-
- i = 0;
- args[i++] = SSH_PROGRAM;
- args[i++] = "-x";
- args[i++] = "-oFallBackToRsh no";
- if (verbose)
- args[i++] = "-v";
- if (compress)
- args[i++] = "-C";
- if (batchmode)
- args[i++] = "-oBatchMode yes";
- if (cipher != NULL)
- {
- args[i++] = "-c";
- args[i++] = cipher;
- }
- if (identity != NULL)
- {
- args[i++] = "-i";
- args[i++] = identity;
- }
- if (port != NULL)
- {
- args[i++] = "-p";
- args[i++] = port;
- }
- if (remuser != NULL)
- {
- args[i++] = "-l";
- args[i++] = remuser;
+ int pin[2], pout[2], reserved[2];
+
+ if (verbose_mode)
+ fprintf(stderr, "Executing: host %s, user %s, command %s\n",
+ host, remuser ? remuser : "(unspecified)", cmd);
+
+ /* Reserve two descriptors so that the real pipes won't get
+ descriptors 0 and 1 because that will screw up dup2 below. */
+ pipe(reserved);
+
+ /* Create a socket pair for communicating with ssh. */
+ if (pipe(pin) < 0)
+ fatal("pipe: %s", strerror(errno));
+ if (pipe(pout) < 0)
+ fatal("pipe: %s", strerror(errno));
+
+ /* Free the reserved descriptors. */
+ close(reserved[0]);
+ close(reserved[1]);
+
+ /* For a child to execute the command on the remote host using ssh. */
+ if (fork() == 0) {
+ char *args[100];
+ unsigned int i;
+
+ /* Child. */
+ close(pin[1]);
+ close(pout[0]);
+ dup2(pin[0], 0);
+ dup2(pout[1], 1);
+ close(pin[0]);
+ close(pout[1]);
+
+ i = 0;
+ args[i++] = SSH_PROGRAM;
+ args[i++] = "-x";
+ args[i++] = "-oFallBackToRsh no";
+ if (verbose_mode)
+ args[i++] = "-v";
+ if (compress)
+ args[i++] = "-C";
+ if (batchmode)
+ args[i++] = "-oBatchMode yes";
+ if (cipher != NULL) {
+ args[i++] = "-c";
+ args[i++] = cipher;
+ }
+ if (identity != NULL) {
+ args[i++] = "-i";
+ args[i++] = identity;
+ }
+ if (port != NULL) {
+ args[i++] = "-p";
+ args[i++] = port;
+ }
+ if (remuser != NULL) {
+ args[i++] = "-l";
+ args[i++] = remuser;
+ }
+ args[i++] = host;
+ args[i++] = cmd;
+ args[i++] = NULL;
+
+ execvp(SSH_PROGRAM, args);
+ perror(SSH_PROGRAM);
+ exit(1);
}
- args[i++] = host;
- args[i++] = cmd;
- args[i++] = NULL;
-
- execvp(SSH_PROGRAM, args);
- perror(SSH_PROGRAM);
- exit(1);
- }
- /* Parent. Close the other side, and return the local side. */
- close(pin[0]);
- *fdout = pin[1];
- close(pout[1]);
- *fdin = pout[0];
- return 0;
+ /* Parent. Close the other side, and return the local side. */
+ close(pin[0]);
+ *fdout = pin[1];
+ close(pout[1]);
+ *fdin = pout[0];
+ return 0;
}
-void fatal(const char *fmt, ...)
+void
+fatal(const char *fmt,...)
{
- va_list ap;
- char buf[1024];
-
- va_start(ap, fmt);
- vsnprintf(buf, sizeof(buf), fmt, ap);
- va_end(ap);
- fprintf(stderr, "%s\n", buf);
- exit(255);
+ va_list ap;
+ char buf[1024];
+
+ va_start(ap, fmt);
+ vsnprintf(buf, sizeof(buf), fmt, ap);
+ va_end(ap);
+ fprintf(stderr, "%s\n", buf);
+ exit(255);
}
/* This stuff used to be in BSD rcp extern.h. */
@@ -205,31 +201,31 @@ typedef struct {
extern int iamremote;
-BUF *allocbuf(BUF *, int, int);
-char *colon(char *);
-void lostconn(int);
-void nospace(void);
-int okname(char *);
-void run_err(const char *, ...);
-void verifydir(char *);
+BUF *allocbuf(BUF *, int, int);
+char *colon(char *);
+void lostconn(int);
+void nospace(void);
+int okname(char *);
+void run_err(const char *,...);
+void verifydir(char *);
/* Stuff from BSD rcp.c continues. */
struct passwd *pwd;
-uid_t userid;
+uid_t userid;
int errs, remin, remout;
int pflag, iamremote, iamrecursive, targetshouldbedirectory;
#define CMDNEEDS 64
char cmd[CMDNEEDS]; /* must hold "rcp -r -p -d\0" */
-int response(void);
-void rsource(char *, struct stat *);
-void sink(int, char *[]);
-void source(int, char *[]);
-void tolocal(int, char *[]);
-void toremote(char *, int, char *[]);
-void usage(void);
+int response(void);
+void rsource(char *, struct stat *);
+void sink(int, char *[]);
+void source(int, char *[]);
+void tolocal(int, char *[]);
+void toremote(char *, int, char *[]);
+void usage(void);
int
main(argc, argv)
@@ -242,47 +238,48 @@ main(argc, argv)
extern int optind;
fflag = tflag = 0;
- while ((ch = getopt(argc, argv, "dfprtvBCc:i:P:q")) != EOF)
- switch(ch) { /* User-visible flags. */
+ while ((ch = getopt(argc, argv, "dfprtvBCc:i:P:q")) != EOF)
+ switch (ch) {
+ /* User-visible flags. */
case 'p':
pflag = 1;
break;
case 'P':
- port = optarg;
- break;
+ port = optarg;
+ break;
case 'r':
iamrecursive = 1;
break;
- /* Server options. */
+ /* Server options. */
case 'd':
targetshouldbedirectory = 1;
break;
- case 'f': /* "from" */
+ case 'f': /* "from" */
iamremote = 1;
fflag = 1;
break;
- case 't': /* "to" */
+ case 't': /* "to" */
iamremote = 1;
tflag = 1;
break;
case 'c':
cipher = optarg;
- break;
+ break;
case 'i':
- identity = optarg;
+ identity = optarg;
break;
case 'v':
- verbose = 1;
- break;
+ verbose_mode = 1;
+ break;
case 'B':
- batchmode = 1;
- break;
+ batchmode = 1;
+ break;
case 'C':
- compress = 1;
- break;
+ compress = 1;
+ break;
case 'q':
- showprogress = 0;
- break;
+ showprogress = 0;
+ break;
case '?':
default:
usage();
@@ -291,25 +288,25 @@ main(argc, argv)
argv += optind;
if ((pwd = getpwuid(userid = getuid())) == NULL)
- fatal("unknown user %d", (int)userid);
+ fatal("unknown user %d", (int) userid);
- if (! isatty(STDERR_FILENO))
+ if (!isatty(STDERR_FILENO))
showprogress = 0;
remin = STDIN_FILENO;
remout = STDOUT_FILENO;
- if (fflag) { /* Follow "protocol", send data. */
- (void)response();
+ if (fflag) {
+ /* Follow "protocol", send data. */
+ (void) response();
source(argc, argv);
exit(errs != 0);
}
-
- if (tflag) { /* Receive data. */
+ if (tflag) {
+ /* Receive data. */
sink(argc, argv);
exit(errs != 0);
}
-
if (argc < 2)
usage();
if (argc > 2)
@@ -317,16 +314,16 @@ main(argc, argv)
remin = remout = -1;
/* Command to be executed on remote system using "ssh". */
- (void)sprintf(cmd, "scp%s%s%s%s", verbose ? " -v" : "",
- iamrecursive ? " -r" : "", pflag ? " -p" : "",
- targetshouldbedirectory ? " -d" : "");
+ (void) sprintf(cmd, "scp%s%s%s%s", verbose_mode ? " -v" : "",
+ iamrecursive ? " -r" : "", pflag ? " -p" : "",
+ targetshouldbedirectory ? " -d" : "");
- (void)signal(SIGPIPE, lostconn);
+ (void) signal(SIGPIPE, lostconn);
if ((targ = colon(argv[argc - 1]))) /* Dest is remote host. */
toremote(targ, argc, argv);
else {
- tolocal(argc, argv); /* Dest is local host. */
+ tolocal(argc, argv); /* Dest is local host. */
if (targetshouldbedirectory)
verifydir(argv[argc - 1]);
}
@@ -360,15 +357,15 @@ toremote(targ, argc, argv)
for (i = 0; i < argc - 1; i++) {
src = colon(argv[i]);
- if (src) { /* remote to remote */
+ if (src) { /* remote to remote */
*src++ = 0;
if (*src == 0)
src = ".";
host = strchr(argv[i], '@');
len = strlen(SSH_PROGRAM) + strlen(argv[i]) +
- strlen(src) + (tuser ? strlen(tuser) : 0) +
- strlen(thost) + strlen(targ) + CMDNEEDS + 32;
- bp = xmalloc(len);
+ strlen(src) + (tuser ? strlen(tuser) : 0) +
+ strlen(thost) + strlen(targ) + CMDNEEDS + 32;
+ bp = xmalloc(len);
if (host) {
*host++ = 0;
suser = argv[i];
@@ -376,37 +373,37 @@ toremote(targ, argc, argv)
suser = pwd->pw_name;
else if (!okname(suser))
continue;
- (void)sprintf(bp,
- "%s%s -x -o'FallBackToRsh no' -n -l %s %s %s %s '%s%s%s:%s'",
- SSH_PROGRAM, verbose ? " -v" : "",
- suser, host, cmd, src,
- tuser ? tuser : "", tuser ? "@" : "",
- thost, targ);
+ (void) sprintf(bp,
+ "%s%s -x -o'FallBackToRsh no' -n -l %s %s %s %s '%s%s%s:%s'",
+ SSH_PROGRAM, verbose_mode ? " -v" : "",
+ suser, host, cmd, src,
+ tuser ? tuser : "", tuser ? "@" : "",
+ thost, targ);
} else
- (void)sprintf(bp,
- "exec %s%s -x -o'FallBackToRsh no' -n %s %s %s '%s%s%s:%s'",
- SSH_PROGRAM, verbose ? " -v" : "",
- argv[i], cmd, src,
- tuser ? tuser : "", tuser ? "@" : "",
- thost, targ);
- if (verbose)
- fprintf(stderr, "Executing: %s\n", bp);
- (void)system(bp);
- (void)xfree(bp);
- } else { /* local to remote */
+ (void) sprintf(bp,
+ "exec %s%s -x -o'FallBackToRsh no' -n %s %s %s '%s%s%s:%s'",
+ SSH_PROGRAM, verbose_mode ? " -v" : "",
+ argv[i], cmd, src,
+ tuser ? tuser : "", tuser ? "@" : "",
+ thost, targ);
+ if (verbose_mode)
+ fprintf(stderr, "Executing: %s\n", bp);
+ (void) system(bp);
+ (void) xfree(bp);
+ } else { /* local to remote */
if (remin == -1) {
len = strlen(targ) + CMDNEEDS + 20;
- bp = xmalloc(len);
- (void)sprintf(bp, "%s -t %s", cmd, targ);
+ bp = xmalloc(len);
+ (void) sprintf(bp, "%s -t %s", cmd, targ);
host = thost;
- if (do_cmd(host, tuser,
+ if (do_cmd(host, tuser,
bp, &remin, &remout) < 0)
- exit(1);
+ exit(1);
if (response() < 0)
exit(1);
- (void)xfree(bp);
+ (void) xfree(bp);
}
- source(1, argv+i);
+ source(1, argv + i);
}
}
}
@@ -420,18 +417,18 @@ tolocal(argc, argv)
char *bp, *host, *src, *suser;
for (i = 0; i < argc - 1; i++) {
- if (!(src = colon(argv[i]))) { /* Local to local. */
+ if (!(src = colon(argv[i]))) { /* Local to local. */
len = strlen(_PATH_CP) + strlen(argv[i]) +
- strlen(argv[argc - 1]) + 20;
+ strlen(argv[argc - 1]) + 20;
bp = xmalloc(len);
- (void)sprintf(bp, "exec %s%s%s %s %s", _PATH_CP,
- iamrecursive ? " -r" : "", pflag ? " -p" : "",
- argv[i], argv[argc - 1]);
- if (verbose)
- fprintf(stderr, "Executing: %s\n", bp);
+ (void) sprintf(bp, "exec %s%s%s %s %s", _PATH_CP,
+ iamrecursive ? " -r" : "", pflag ? " -p" : "",
+ argv[i], argv[argc - 1]);
+ if (verbose_mode)
+ fprintf(stderr, "Executing: %s\n", bp);
if (system(bp))
++errs;
- (void)xfree(bp);
+ (void) xfree(bp);
continue;
}
*src++ = 0;
@@ -449,16 +446,16 @@ tolocal(argc, argv)
continue;
}
len = strlen(src) + CMDNEEDS + 20;
- bp = xmalloc(len);
- (void)sprintf(bp, "%s -f %s", cmd, src);
- if (do_cmd(host, suser, bp, &remin, &remout) < 0) {
- (void)xfree(bp);
- ++errs;
- continue;
+ bp = xmalloc(len);
+ (void) sprintf(bp, "%s -f %s", cmd, src);
+ if (do_cmd(host, suser, bp, &remin, &remout) < 0) {
+ (void) xfree(bp);
+ ++errs;
+ continue;
}
- xfree(bp);
+ xfree(bp);
sink(1, argv + argc - 1);
- (void)close(remin);
+ (void) close(remin);
remin = remout = -1;
}
}
@@ -476,7 +473,7 @@ source(argc, argv)
char *last, *name, buf[2048];
for (indx = 0; indx < argc; ++indx) {
- name = argv[indx];
+ name = argv[indx];
statbytes = 0;
if ((fd = open(name, O_RDONLY, 0)) < 0)
goto syserr;
@@ -507,36 +504,33 @@ syserr: run_err("%s: %s", name, strerror(errno));
* Make it compatible with possible future
* versions expecting microseconds.
*/
- (void)sprintf(buf, "T%lu 0 %lu 0\n",
- (unsigned long)stb.st_mtime,
- (unsigned long)stb.st_atime);
- (void)write(remout, buf, strlen(buf));
+ (void) sprintf(buf, "T%lu 0 %lu 0\n",
+ (unsigned long) stb.st_mtime,
+ (unsigned long) stb.st_atime);
+ (void) write(remout, buf, strlen(buf));
if (response() < 0)
goto next;
}
#define FILEMODEMASK (S_ISUID|S_ISGID|S_IRWXU|S_IRWXG|S_IRWXO)
- (void)sprintf(buf, "C%04o %lu %s\n",
- (unsigned int)(stb.st_mode & FILEMODEMASK),
- (unsigned long)stb.st_size,
- last);
- if (verbose)
- {
- fprintf(stderr, "Sending file modes: %s", buf);
- fflush(stderr);
- }
- (void)write(remout, buf, strlen(buf));
+ (void) sprintf(buf, "C%04o %lu %s\n",
+ (unsigned int) (stb.st_mode & FILEMODEMASK),
+ (unsigned long) stb.st_size,
+ last);
+ if (verbose_mode) {
+ fprintf(stderr, "Sending file modes: %s", buf);
+ fflush(stderr);
+ }
+ (void) write(remout, buf, strlen(buf));
if (response() < 0)
goto next;
if ((bp = allocbuf(&buffer, fd, 2048)) == NULL) {
-next: (void)close(fd);
+next: (void) close(fd);
continue;
}
-
if (showprogress) {
totalbytes = stb.st_size;
progressmeter(-1);
}
-
/* Keep writing after an error so that we stay sync'd up. */
for (haderr = i = 0; i < stb.st_size; i += bp->cnt) {
amt = bp->cnt;
@@ -548,7 +542,7 @@ next: (void)close(fd);
haderr = result >= 0 ? EIO : errno;
}
if (haderr)
- (void)write(remout, bp->buf, amt);
+ (void) write(remout, bp->buf, amt);
else {
result = write(remout, bp->buf, amt);
if (result != amt)
@@ -556,16 +550,16 @@ next: (void)close(fd);
statbytes += result;
}
}
- if(showprogress)
+ if (showprogress)
progressmeter(1);
if (close(fd) < 0 && !haderr)
haderr = errno;
if (!haderr)
- (void)write(remout, "", 1);
+ (void) write(remout, "", 1);
else
run_err("%s: %s", name, strerror(haderr));
- (void)response();
+ (void) response();
}
}
@@ -588,21 +582,21 @@ rsource(name, statp)
else
last++;
if (pflag) {
- (void)sprintf(path, "T%lu 0 %lu 0\n",
- (unsigned long)statp->st_mtime,
- (unsigned long)statp->st_atime);
- (void)write(remout, path, strlen(path));
+ (void) sprintf(path, "T%lu 0 %lu 0\n",
+ (unsigned long) statp->st_mtime,
+ (unsigned long) statp->st_atime);
+ (void) write(remout, path, strlen(path));
if (response() < 0) {
closedir(dirp);
return;
}
}
- (void)sprintf(path,
- "D%04o %d %.1024s\n", (unsigned int)(statp->st_mode & FILEMODEMASK),
- 0, last);
- if (verbose)
- fprintf(stderr, "Entering directory: %s", path);
- (void)write(remout, path, strlen(path));
+ (void) sprintf(path, "D%04o %d %.1024s\n",
+ (unsigned int) (statp->st_mode & FILEMODEMASK),
+ 0, last);
+ if (verbose_mode)
+ fprintf(stderr, "Entering directory: %s", path);
+ (void) write(remout, path, strlen(path));
if (response() < 0) {
closedir(dirp);
return;
@@ -616,13 +610,13 @@ rsource(name, statp)
run_err("%s/%s: name too long", name, dp->d_name);
continue;
}
- (void)sprintf(path, "%s/%s", name, dp->d_name);
+ (void) sprintf(path, "%s/%s", name, dp->d_name);
vect[0] = path;
source(1, vect);
}
- (void)closedir(dirp);
- (void)write(remout, "E\n", 2);
- (void)response();
+ (void) closedir(dirp);
+ (void) write(remout, "E\n", 2);
+ (void) response();
}
void
@@ -632,21 +626,23 @@ sink(argc, argv)
{
static BUF buffer;
struct stat stb;
- enum { YES, NO, DISPLAYED } wrerr;
+ enum {
+ YES, NO, DISPLAYED
+ } wrerr;
BUF *bp;
off_t i, j;
int amt, count, exists, first, mask, mode, ofd, omode;
int setimes, size, targisdir, wrerrno = 0;
char ch, *cp, *np, *targ, *why, *vect[1], buf[2048];
- struct utimbuf ut;
- int dummy_usec;
+ struct utimbuf ut;
+ int dummy_usec;
#define SCREWUP(str) { why = str; goto screwup; }
setimes = targisdir = 0;
mask = umask(0);
if (!pflag)
- (void)umask(mask);
+ (void) umask(mask);
if (argc != 1) {
run_err("ambiguous target");
exit(1);
@@ -654,8 +650,8 @@ sink(argc, argv)
targ = *argv;
if (targetshouldbedirectory)
verifydir(targ);
-
- (void)write(remout, "", 1);
+
+ (void) write(remout, "", 1);
if (stat(targ, &stb) == 0 && S_ISDIR(stb.st_mode))
targisdir = 1;
for (first = 1;; first = 0) {
@@ -673,18 +669,17 @@ sink(argc, argv)
if (buf[0] == '\01' || buf[0] == '\02') {
if (iamremote == 0)
- (void)write(STDERR_FILENO,
- buf + 1, strlen(buf + 1));
+ (void) write(STDERR_FILENO,
+ buf + 1, strlen(buf + 1));
if (buf[0] == '\02')
exit(1);
++errs;
continue;
}
if (buf[0] == 'E') {
- (void)write(remout, "", 1);
+ (void) write(remout, "", 1);
return;
}
-
if (ch == '\n')
*--cp = 0;
@@ -706,7 +701,7 @@ sink(argc, argv)
getnum(dummy_usec);
if (*cp++ != '\0')
SCREWUP("atime.usec not delimited");
- (void)write(remout, "", 1);
+ (void) write(remout, "", 1);
continue;
}
if (*cp != 'C' && *cp != 'D') {
@@ -732,7 +727,7 @@ sink(argc, argv)
if (*cp++ != ' ')
SCREWUP("mode not delimited");
- for (size = 0; *cp >= '0' && *cp <= '9';)
+ for (size = 0; *cp >= '0' && *cp <= '9';)
size = size * 10 + (*cp++ - '0');
if (*cp++ != ' ')
SCREWUP("size not delimited");
@@ -743,9 +738,9 @@ sink(argc, argv)
need = strlen(targ) + strlen(cp) + 250;
if (need > cursize)
- namebuf = xmalloc(need);
- (void)sprintf(namebuf, "%s%s%s", targ,
- *targ ? "/" : "", cp);
+ namebuf = xmalloc(need);
+ (void) sprintf(namebuf, "%s%s%s", targ,
+ *targ ? "/" : "", cp);
np = namebuf;
} else
np = targ;
@@ -759,9 +754,10 @@ sink(argc, argv)
goto bad;
}
if (pflag)
- (void)chmod(np, mode);
+ (void) chmod(np, mode);
} else {
- /* Handle copying from a read-only directory */
+ /* Handle copying from a read-only
+ directory */
mod_flag = 1;
if (mkdir(np, mode | S_IRWXU) < 0)
goto bad;
@@ -771,22 +767,22 @@ sink(argc, argv)
if (setimes) {
setimes = 0;
if (utime(np, &ut) < 0)
- run_err("%s: set times: %s",
- np, strerror(errno));
+ run_err("%s: set times: %s",
+ np, strerror(errno));
}
if (mod_flag)
- (void)chmod(np, mode);
+ (void) chmod(np, mode);
continue;
}
omode = mode;
mode |= S_IWRITE;
- if ((ofd = open(np, O_WRONLY|O_CREAT|O_TRUNC, mode)) < 0) {
+ if ((ofd = open(np, O_WRONLY | O_CREAT | O_TRUNC, mode)) < 0) {
bad: run_err("%s: %s", np, strerror(errno));
continue;
}
- (void)write(remout, "", 1);
+ (void) write(remout, "", 1);
if ((bp = allocbuf(&buffer, ofd, 4096)) == NULL) {
- (void)close(ofd);
+ (void) close(ofd);
continue;
}
cp = bp->buf;
@@ -806,12 +802,12 @@ bad: run_err("%s: %s", np, strerror(errno));
j = read(remin, cp, amt);
if (j <= 0) {
run_err("%s", j ? strerror(errno) :
- "dropped connection");
+ "dropped connection");
exit(1);
}
amt -= j;
cp += j;
- statbytes += j;
+ statbytes += j;
} while (amt > 0);
if (count == bp->cnt) {
/* Keep reading so we stay sync'd up. */
@@ -819,7 +815,7 @@ bad: run_err("%s: %s", np, strerror(errno));
j = write(ofd, bp->buf, count);
if (j != count) {
wrerr = YES;
- wrerrno = j >= 0 ? EIO : errno;
+ wrerrno = j >= 0 ? EIO : errno;
}
}
count = 0;
@@ -831,7 +827,7 @@ bad: run_err("%s: %s", np, strerror(errno));
if (count != 0 && wrerr == NO &&
(j = write(ofd, bp->buf, count)) != count) {
wrerr = YES;
- wrerrno = j >= 0 ? EIO : errno;
+ wrerrno = j >= 0 ? EIO : errno;
}
#if 0
if (ftruncate(ofd, size)) {
@@ -843,29 +839,29 @@ bad: run_err("%s: %s", np, strerror(errno));
if (exists || omode != mode)
if (fchmod(ofd, omode))
run_err("%s: set mode: %s",
- np, strerror(errno));
+ np, strerror(errno));
} else {
if (!exists && omode != mode)
if (fchmod(ofd, omode & ~mask))
run_err("%s: set mode: %s",
- np, strerror(errno));
+ np, strerror(errno));
}
- (void)close(ofd);
- (void)response();
+ (void) close(ofd);
+ (void) response();
if (setimes && wrerr == NO) {
setimes = 0;
if (utime(np, &ut) < 0) {
run_err("%s: set times: %s",
- np, strerror(errno));
+ np, strerror(errno));
wrerr = DISPLAYED;
}
}
- switch(wrerr) {
+ switch (wrerr) {
case YES:
run_err("%s: %s", np, strerror(wrerrno));
break;
case NO:
- (void)write(remout, "", 1);
+ (void) write(remout, "", 1);
break;
case DISPLAYED:
break;
@@ -885,14 +881,14 @@ response()
lostconn(0);
cp = rbuf;
- switch(resp) {
- case 0: /* ok */
+ switch (resp) {
+ case 0: /* ok */
return (0);
default:
*cp++ = resp;
/* FALLTHROUGH */
- case 1: /* error, followed by error msg */
- case 2: /* fatal error, "" */
+ case 1: /* error, followed by error msg */
+ case 2: /* fatal error, "" */
do {
if (read(remin, &ch, sizeof(ch)) != sizeof(ch))
lostconn(0);
@@ -900,7 +896,7 @@ response()
} while (cp < &rbuf[sizeof(rbuf) - 1] && ch != '\n');
if (!iamremote)
- (void)write(STDERR_FILENO, rbuf, cp - rbuf);
+ (void) write(STDERR_FILENO, rbuf, cp - rbuf);
++errs;
if (resp == 1)
return (-1);
@@ -912,13 +908,13 @@ response()
void
usage()
{
- (void)fprintf(stderr,
- "usage: scp [-pqrvC] [-P port] [-c cipher] [-i identity] f1 f2; or:\n scp [options] f1 ... fn directory\n");
+ (void) fprintf(stderr,
+ "usage: scp [-pqrvC] [-P port] [-c cipher] [-i identity] f1 f2; or:\n scp [options] f1 ... fn directory\n");
exit(1);
}
void
-run_err(const char *fmt, ...)
+run_err(const char *fmt,...)
{
static FILE *fp;
va_list ap;
@@ -927,18 +923,16 @@ run_err(const char *fmt, ...)
++errs;
if (fp == NULL && !(fp = fdopen(remout, "w")))
return;
- (void)fprintf(fp, "%c", 0x01);
- (void)fprintf(fp, "scp: ");
- (void)vfprintf(fp, fmt, ap);
- (void)fprintf(fp, "\n");
- (void)fflush(fp);
-
- if (!iamremote)
- {
- vfprintf(stderr, fmt, ap);
- fprintf(stderr, "\n");
- }
-
+ (void) fprintf(fp, "%c", 0x01);
+ (void) fprintf(fp, "scp: ");
+ (void) vfprintf(fp, fmt, ap);
+ (void) fprintf(fp, "\n");
+ (void) fflush(fp);
+
+ if (!iamremote) {
+ vfprintf(stderr, fmt, ap);
+ fprintf(stderr, "\n");
+ }
va_end(ap);
}
@@ -976,7 +970,7 @@ run_err(const char *fmt, ...)
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
- * $Id: scp.c,v 1.8 1999/11/19 01:34:14 damien Exp $
+ * $Id: scp.c,v 1.9 1999/11/24 13:26:22 damien Exp $
*/
char *
@@ -1043,17 +1037,17 @@ allocbuf(bp, fd, blksize)
run_err("fstat: %s", strerror(errno));
return (0);
}
- if (stb.st_blksize == 0)
- size = blksize;
- else
- size = blksize + (stb.st_blksize - blksize % stb.st_blksize) %
- stb.st_blksize;
+ if (stb.st_blksize == 0)
+ size = blksize;
+ else
+ size = blksize + (stb.st_blksize - blksize % stb.st_blksize) %
+ stb.st_blksize;
if (bp->cnt >= size)
return (bp);
- if (bp->buf == NULL)
- bp->buf = xmalloc(size);
- else
- bp->buf = xrealloc(bp->buf, size);
+ if (bp->buf == NULL)
+ bp->buf = xmalloc(size);
+ else
+ bp->buf = xrealloc(bp->buf, size);
bp->cnt = size;
return (bp);
}
@@ -1072,16 +1066,16 @@ lostconn(signo)
*/
int
atomicio(f, fd, s, n)
-int (*f)();
-char *s;
+ int (*f) ();
+ char *s;
{
int res, pos = 0;
- while (n>pos) {
- res = (f)(fd, s+pos, n-pos);
+ while (n > pos) {
+ res = (f) (fd, s + pos, n - pos);
switch (res) {
case -1:
- if (errno==EINTR || errno==EAGAIN)
+ if (errno == EINTR || errno == EAGAIN)
continue;
case 0:
return (res);
@@ -1095,12 +1089,12 @@ char *s;
void
alarmtimer(int wait)
{
- struct itimerval itv;
+ struct itimerval itv;
- itv.it_value.tv_sec = wait;
- itv.it_value.tv_usec = 0;
- itv.it_interval = itv.it_value;
- setitimer(ITIMER_REAL, &itv, NULL);
+ itv.it_value.tv_sec = wait;
+ itv.it_value.tv_usec = 0;
+ itv.it_interval = itv.it_value;
+ setitimer(ITIMER_REAL, &itv, NULL);
}
void
@@ -1121,8 +1115,8 @@ foregroundproc()
if (pgrp == -1)
pgrp = getpgrp();
- return((ioctl(STDOUT_FILENO, TIOCGPGRP, &ctty_pgrp) != -1 &&
- ctty_pgrp == pgrp));
+ return ((ioctl(STDOUT_FILENO, TIOCGPGRP, &ctty_pgrp) != -1 &&
+ ctty_pgrp == pgrp));
}
void
@@ -1138,35 +1132,33 @@ progressmeter(int flag)
char buf[256];
if (flag == -1) {
- (void)gettimeofday(&start, (struct timezone *)0);
+ (void) gettimeofday(&start, (struct timezone *) 0);
lastupdate = start;
lastsize = 0;
- }
+ }
if (foregroundproc() == 0)
return;
- (void)gettimeofday(&now, (struct timezone *)0);
+ (void) gettimeofday(&now, (struct timezone *) 0);
cursize = statbytes;
if (totalbytes != 0) {
ratio = cursize * 100.0 / totalbytes;
ratio = MAX(ratio, 0);
ratio = MIN(ratio, 100);
- }
- else
+ } else
ratio = 100;
- snprintf(buf, sizeof(buf), "\r%-20.20s %3d%% ", curfile, ratio);
+ snprintf(buf, sizeof(buf), "\r%-20.20s %3d%% ", curfile, ratio);
barlength = getttywidth() - 51;
if (barlength > 0) {
i = barlength * ratio / 100;
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
- "|%.*s%*s|", i,
-"*****************************************************************************"
-"*****************************************************************************",
- barlength - i, "");
+ "|%.*s%*s|", i,
+ "*****************************************************************************"
+ "*****************************************************************************",
+ barlength - i, "");
}
-
i = 0;
abbrevsize = cursize;
while (abbrevsize >= 100000 && i < sizeof(prefixes)) {
@@ -1174,8 +1166,8 @@ progressmeter(int flag)
abbrevsize >>= 10;
}
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " %5qd %c%c ",
- (quad_t)abbrevsize, prefixes[i], prefixes[i] == ' ' ? ' ' :
- 'B');
+ (quad_t) abbrevsize, prefixes[i], prefixes[i] == ' ' ? ' ' :
+ 'B');
timersub(&now, &lastupdate, &wait);
if (cursize > lastsize) {
@@ -1187,33 +1179,32 @@ progressmeter(int flag)
}
wait.tv_sec = 0;
}
-
timersub(&now, &start, &td);
elapsed = td.tv_sec + (td.tv_usec / 1000000.0);
if (statbytes <= 0 || elapsed <= 0.0 || cursize > totalbytes) {
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
- " --:-- ETA");
+ " --:-- ETA");
} else if (wait.tv_sec >= STALLTIME) {
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
- " - stalled -");
+ " - stalled -");
} else {
- remaining = (int)(totalbytes / (statbytes / elapsed) - elapsed);
+ remaining = (int) (totalbytes / (statbytes / elapsed) - elapsed);
i = remaining / 3600;
if (i)
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
- "%2d:", i);
+ "%2d:", i);
else
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
- " ");
+ " ");
i = remaining % 3600;
snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
- "%02d:%02d ETA", i / 60, i % 60);
+ "%02d:%02d ETA", i / 60, i % 60);
}
atomicio(write, fileno(stdout), buf, strlen(buf));
if (flag == -1) {
- signal(SIGALRM, (void *)updateprogressmeter);
+ signal(SIGALRM, (void *) updateprogressmeter);
alarmtimer(1);
} else if (flag == 1) {
alarmtimer(0);
@@ -1228,9 +1219,7 @@ getttywidth(void)
struct winsize winsize;
if (ioctl(fileno(stdout), TIOCGWINSZ, &winsize) != -1)
- return(winsize.ws_col ? winsize.ws_col : 80);
+ return (winsize.ws_col ? winsize.ws_col : 80);
else
- return(80);
+ return (80);
}
-
-