Fix several build warnings.

git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@214 7dcaeef0-15fb-0310-b436-a5af3365683c

include/libssh/libssh.h

@@ -271,7 +271,7 @@ SSH_SESSION *channel_get_session(CHANNEL *channel);
 typedef int (*ssh_auth_callback) (const char *prompt, char *buf, size_t len,
     int echo, int verify, void *userdata);
 
-SSH_OPTIONS *ssh_options_new();
+SSH_OPTIONS *ssh_options_new(void);
 SSH_OPTIONS *ssh_options_copy(SSH_OPTIONS *opt);
 int ssh_options_set_wanted_algos(SSH_OPTIONS *opt, int algo, const char *list);
 void ssh_options_set_username(SSH_OPTIONS *opt, const char *username);
@@ -290,6 +290,7 @@ void ssh_options_allow_ssh1(SSH_OPTIONS *opt, int allow);
 void ssh_options_allow_ssh2(SSH_OPTIONS *opt, int allow);
 void ssh_options_set_dsa_server_key(SSH_OPTIONS *opt, const char *dsakey);
 void ssh_options_set_rsa_server_key(SSH_OPTIONS *opt, const char *rsakey);
+void ssh_options_set_banner(SSH_OPTIONS *opt, const char *banner);
 void ssh_options_set_log_function(SSH_OPTIONS *opt,
     void (*callback)(const char *message, SSH_SESSION *session, int verbosity ));
 void ssh_options_set_log_verbosity(SSH_OPTIONS *opt, int verbosity);
@@ -339,8 +340,9 @@ void ssh_userauth_kbdint_setanswer(SSH_SESSION *session, unsigned int i, const c
 
 
 /* init.c */
-int ssh_finalize();
+int ssh_finalize(void);
+
 #ifdef __cplusplus
-} 
+}
 #endif
 #endif /* _LIBSSH_H */

include/libssh/priv.h

@@ -633,7 +633,7 @@ int ssh_userauth1_password(SSH_SESSION *session, char *username,
         char *password);
 /* in misc.c */
 /* gets the user home dir. */
-char *ssh_get_user_home_dir();
+char *ssh_get_user_home_dir(void);
 int ssh_file_readaccess_ok(char *file);
 
 /* macro for byte ordering */

libssh/init.c

@@ -33,7 +33,7 @@ MA 02111-1307, USA. */
  * \brief finalize and cleanup all libssh and cryptographic data structures
  * \returns 0
  */
-int ssh_finalize()
+int ssh_finalize(void)
 {
   ssh_crypto_finalize();
 #ifdef HAVE_LIBGCRYPT

libssh/kex.c

@@ -348,7 +348,7 @@ static int modulus_smaller(PUBLIC_KEY *k1, PUBLIC_KEY *k2){
 }
 
 #define ABS(A) ( (A)<0 ? -(A):(A) )
-STRING *encrypt_session_key(SSH_SESSION *session, PUBLIC_KEY *svrkey,
+static STRING *encrypt_session_key(SSH_SESSION *session, PUBLIC_KEY *svrkey,
         PUBLIC_KEY *hostkey,int slen, int hlen ){
     unsigned char buffer[32];
     int i;

libssh/keyfiles.c

@@ -466,6 +466,9 @@ int read_dsa_privatekey(FILE *fp, gcry_sexp_t *r, ssh_auth_callback cb, void *us
 static int pem_get_password(char *buf, int size, int rwflag, void *userdata) {
   SSH_SESSION *session = userdata;
 
+  /* unused flag */
+  (void) rwflag;
+
   ZERO_STRUCTP(buf);
 
   if (session && session->options->auth_function) {

libssh/keys.c

@@ -360,7 +360,7 @@ STRING *publickey_to_string(PUBLIC_KEY *key){
 
 /* Signature decoding functions */
 
-STRING *signature_to_string(SIGNATURE *sign){
+static STRING *signature_to_string(SIGNATURE *sign){
     STRING *str;
     STRING *rs;
 #ifdef HAVE_LIBGCRYPT
@@ -692,6 +692,10 @@ STRING *ssh_encrypt_rsa1(SSH_SESSION *session, STRING *data, PUBLIC_KEY *key){
     RSA_public_encrypt(len,data->string,ret->string,key->rsa_pub,
             RSA_PKCS1_PADDING);
 #endif
+
+    /* unused member variable */
+    (void) session;
+
     return ret;
 }
 

libssh/match.c

@@ -43,9 +43,7 @@
  * and * as wildcards), and zero if it does not match.
  */
 
-int
-match_pattern(const char *s, const char *pattern)
-{
+static int match_pattern(const char *s, const char *pattern) {
 	for (;;) {
 		/* If at end of pattern, accept if also at end of string. */
 		if (!*pattern)
@@ -108,10 +106,8 @@ match_pattern(const char *s, const char *pattern)
  * a positive match, 0 if there is no match at all.
  */
 
-int
-match_pattern_list(const char *string, const char *pattern, u_int len,
-    int dolower)
-{
+static int match_pattern_list(const char *string, const char *pattern,
+    u_int len, int dolower) {
 	char sub[1024];
 	int negated;
 	int got_positive;
@@ -168,8 +164,6 @@ match_pattern_list(const char *string, const char *pattern, u_int len,
  * indicate negation).  Returns -1 if negation matches, 1 if there is
  * a positive match, 0 if there is no match at all.
  */
-int
-match_hostname(const char *host, const char *pattern, u_int len)
-{
+static int match_hostname(const char *host, const char *pattern, u_int len) {
 	return match_pattern_list(host, pattern, len, 1);
 }

libssh/messages.c

@@ -169,11 +169,13 @@ int ssh_message_auth_reply_success(SSH_MESSAGE *msg,int partial){
 }
 
 static SSH_MESSAGE *handle_channel_request_open(SSH_SESSION *session){
-	enter_function();
-    SSH_MESSAGE *msg=message_new(session);
+    SSH_MESSAGE *msg;
     STRING *type;
     char *type_c;
-    u32 sender,window,packet;
+    u32 sender, window, packet;
+
+    enter_function();
+    msg=message_new(session);
     msg->type=SSH_CHANNEL_REQUEST_OPEN;
     type=buffer_get_ssh_string(session->in_buffer);
     type_c=string_to_char(type);
@@ -198,9 +200,11 @@ static SSH_MESSAGE *handle_channel_request_open(SSH_SESSION *session){
 }
 
 CHANNEL *ssh_message_channel_request_open_reply_accept(SSH_MESSAGE *msg){
-	SSH_SESSION *session=msg->session;
-	enter_function();
-    CHANNEL *chan=channel_new(session);
+    SSH_SESSION *session=msg->session;
+    CHANNEL *chan;
+
+    enter_function();
+    chan=channel_new(session);
     chan->local_channel=ssh_channel_new_id(session);
     chan->local_maxpacket=35000;
     chan->local_window=32000;

libssh/misc.c

@@ -36,10 +36,10 @@ MA 02111-1307, USA. */
 #include <pwd.h>
 #endif
 
-#include "libssh/libssh.h"
+#include "libssh/priv.h"
 
 #ifndef _WIN32
-char *ssh_get_user_home_dir(){
+char *ssh_get_user_home_dir(void) {
     static char szPath[PATH_MAX] = {0};
     struct passwd *pwd = NULL;
 
@@ -55,7 +55,7 @@ char *ssh_get_user_home_dir(){
 
 #else /* _WIN32 */
 
-char *ssh_get_user_home_dir(){
+char *ssh_get_user_home_dir(void) {
 	static char szPath[MAX_PATH];
 	if (SHGetSpecialFolderPathA(NULL, szPath, CSIDL_PROFILE, TRUE))
 		return szPath;
@@ -72,7 +72,6 @@ int ssh_file_readaccess_ok(char *file){
     return 0;
 }
 
-
 u64 ntohll(u64 a){
 #ifdef WORDS_BIGENDIAN
     return a;

libssh/options.c

@@ -45,7 +45,7 @@ MA 02111-1307, USA. */
  * \see ssh_options_getopt()
 */
 
-SSH_OPTIONS *ssh_options_new(){
+SSH_OPTIONS *ssh_options_new(void) {
     SSH_OPTIONS *option=malloc(sizeof(SSH_OPTIONS));
     memset(option,0,sizeof(SSH_OPTIONS));
     option->port=22; /* set the default port */