merged OPENSSH_3_8P1_GSSAPI_20040304 to gpt-branch

[gssapi-openssh.git] / openssh / ssh-rand-helper.c

diff --git a/openssh/ssh-rand-helper.c b/openssh/ssh-rand-helper.c
index 811bec379cb60d0590b8f0f2a24434b24aa13318..d619d5661250eb2d83d5f834887442bdc9d99fe3 100644 (file)
--- a/openssh/ssh-rand-helper.c
+++ b/openssh/ssh-rand-helper.c
@@ -113,19 +113,19 @@ double stir_gettimeofday(double entropy_estimate);
 double stir_clock(double entropy_estimate);
 double stir_rusage(int who, double entropy_estimate);
 double hash_command_output(entropy_cmd_t *src, unsigned char *hash);
-int get_random_bytes_prngd(unsigned char *buf, int len, 
+int get_random_bytes_prngd(unsigned char *buf, int len,
     unsigned short tcp_port, char *socket_path);
 
 /*
  * Collect 'len' bytes of entropy into 'buf' from PRNGD/EGD daemon
  * listening either on 'tcp_port', or via Unix domain socket at *
  * 'socket_path'.
- * Either a non-zero tcp_port or a non-null socket_path must be 
+ * Either a non-zero tcp_port or a non-null socket_path must be
  * supplied.
  * Returns 0 on success, -1 on error
  */
 int
-get_random_bytes_prngd(unsigned char *buf, int len, 
+get_random_bytes_prngd(unsigned char *buf, int len,
     unsigned short tcp_port, char *socket_path)
 {
        int fd, addr_len, rval, errors;
@@ -287,7 +287,7 @@ hash_command_output(entropy_cmd_t *src, unsigned char *hash)
        if (devnull == -1) {
                devnull = open("/dev/null", O_RDWR);
                if (devnull == -1)
-                       fatal("Couldn't open /dev/null: %s", 
+                       fatal("Couldn't open /dev/null: %s",
                            strerror(errno));
        }
 
@@ -312,7 +312,7 @@ hash_command_output(entropy_cmd_t *src, unsigned char *hash)
 
                        execv(src->path, (char**)(src->args));
 
-                       debug("(child) Couldn't exec '%s': %s", 
+                       debug("(child) Couldn't exec '%s': %s",
                            src->cmdstring, strerror(errno));
                        _exit(-1);
                default: /* Parent */
@@ -374,7 +374,7 @@ hash_command_output(entropy_cmd_t *src, unsigned char *hash)
                case -1:
                default:
                        /* error */
-                       debug("Command '%s': select() failed: %s", 
+                       debug("Command '%s': select() failed: %s",
                            src->cmdstring, strerror(errno));
                        error_abort = 1;
                        break;
@@ -398,8 +398,8 @@ hash_command_output(entropy_cmd_t *src, unsigned char *hash)
        if (error_abort) {
                /*
                 * Closing p[0] on timeout causes the entropy command to
-                * SIGPIPE. Take whatever output we got, and mark this 
-                * command as slow 
+                * SIGPIPE. Take whatever output we got, and mark this
+                * command as slow
                 */
                debug2("Command '%s' timed out", src->cmdstring);
                src->sticky_badness *= 2;
@@ -477,7 +477,7 @@ stir_from_programs(void)
                        /* Stir it in */
                        RAND_add(hash, sizeof(hash), entropy);
 
-                       debug3("Got %0.2f bytes of entropy from '%s'", 
+                       debug3("Got %0.2f bytes of entropy from '%s'",
                            entropy, entropy_cmds[c].cmdstring);
 
                        total_entropy += entropy;
@@ -489,7 +489,7 @@ stir_from_programs(void)
                        total_entropy += stir_rusage(RUSAGE_CHILDREN, 0.1);
                } else {
                        debug2("Command '%s' disabled (badness %d)",
-                           entropy_cmds[c].cmdstring, 
+                           entropy_cmds[c].cmdstring,
                            entropy_cmds[c].badness);
 
                        if (entropy_cmds[c].badness > 0)
@@ -509,8 +509,8 @@ prng_check_seedfile(char *filename)
        struct stat st;
 
        /*
-        * XXX raceable: eg replace seed between this stat and subsequent 
-        * open. Not such a problem because we don't really trust the 
+        * XXX raceable: eg replace seed between this stat and subsequent
+        * open. Not such a problem because we don't really trust the
         * seed file anyway.
         * XXX: use secure path checking as elsewhere in OpenSSH
         */
@@ -561,7 +561,7 @@ prng_write_seedfile(void)
        debug("writing PRNG seed to file %.100s", filename);
 
        if (RAND_bytes(seed, sizeof(seed)) <= 0)
-               fatal("PRNG seed extration failed");
+               fatal("PRNG seed extraction failed");
 
        /* Don't care if the seed doesn't exist */
        prng_check_seedfile(filename);
@@ -649,7 +649,7 @@ prng_read_commands(char *cmdfilename)
                        continue; /* done with this line */
 
                /*
-                * The first non-whitespace char should be a double quote 
+                * The first non-whitespace char should be a double quote
                 * delimiting the commandline
                 */
                if (*cp != '"') {
@@ -724,7 +724,7 @@ prng_read_commands(char *cmdfilename)
 
                /*
                 * If we've filled the array, reallocate it twice the size
-                * Do this now because even if this we're on the last 
+                * Do this now because even if this we're on the last
                 * command we need another slot to mark the last entry
                 */
                if (cur_cmd == num_cmds) {
@@ -759,7 +759,7 @@ usage(void)
            OUTPUT_SEED_SIZE);
 }
 
-int 
+int
 main(int argc, char **argv)
 {
        unsigned char *buf;
@@ -778,7 +778,7 @@ main(int argc, char **argv)
        /* Don't write binary data to a tty, unless we are forced to */
        if (isatty(STDOUT_FILENO))
                output_hex = 1;
-       
+
        while ((ch = getopt(argc, argv, "vxXhb:")) != -1) {
                switch (ch) {
                case 'v':
@@ -805,7 +805,7 @@ main(int argc, char **argv)
        }
 
        log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1);
-       
+
 #ifdef USE_SEED_FILES
        prng_read_seedfile();
 #endif
@@ -815,11 +815,11 @@ main(int argc, char **argv)
        /*
         * Seed the RNG from wherever we can
         */
-        
+
        /* Take whatever is on the stack, but don't credit it */
        RAND_add(buf, bytes, 0);
 
-       debug("Seeded RNG with %i bytes from system calls", 
+       debug("Seeded RNG with %i bytes from system calls",
            (int)stir_from_system());
 
 #ifdef PRNGD_PORT
@@ -834,7 +834,7 @@ main(int argc, char **argv)
        /* Read in collection commands */
        if (prng_read_commands(SSH_PRNG_COMMAND_FILE) == -1)
                fatal("PRNG initialisation failed -- exiting.");
-       debug("Seeded RNG with %i bytes from programs", 
+       debug("Seeded RNG with %i bytes from programs",
            (int)stir_from_programs());
 #endif
 
@@ -858,9 +858,9 @@ main(int argc, char **argv)
                printf("\n");
        } else
                ret = atomicio(vwrite, STDOUT_FILENO, buf, bytes);
-               
+
        memset(buf, '\0', bytes);
        xfree(buf);
-       
+
        return ret == bytes ? 0 : 1;
 }