src/usr.bin/ssh/auth-rhosts.c - diff

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Diff for /src/usr.bin/ssh/auth-rhosts.c between version 1.41 and 1.42

version 1.41, 2006/08/03 03:34:41

version 1.42, 2008/06/13 04:40:22

Line 17

#include <sys/types.h>

#include <sys/stat.h>

#include <fcntl.h>

#include <netgroup.h>

#include <pwd.h>

#include <stdio.h>

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#include "key.h"

#include "hostfile.h"

#include "auth.h"

#include "misc.h"

/* import */

extern ServerOptions options;

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{

FILE *f;

char buf[1024]; /* Must not be larger than host, user, dummy below. */

int fd;

struct stat st;

/* Open the .rhosts file, deny if unreadable */

f = fopen(filename, "r");

if ((fd = open(filename, O_RDONLY|O_NONBLOCK)) == -1)

if (!f)

return 0;

if (fstat(fd, &st) == -1) {

close(fd);

return 0;

}

if (!S_ISREG(st.st_mode)) {

logit("User %s hosts file %s is not a regular file",

server_user, filename);

close(fd);

return 0;

}

unset_nonblock(fd);

if ((f = fdopen(fd, "r")) == NULL) {

close(fd);

return 0;

}

while (fgets(buf, sizeof(buf), f)) {

/* All three must be at least as big as buf to avoid overflows. */

char hostbuf[1024], userbuf[1024], dummy[1024], *host, *user, *cp;