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- djm@cvs.openbsd.org 2013/07/12 00:19:59

Browse Source 
[auth-options.c auth-rsa.c bufaux.c buffer.h channels.c hostfile.c]
     [hostfile.h mux.c packet.c packet.h roaming_common.c serverloop.c]
     fix pointer-signedness warnings from clang/llvm-3.3; "seems nice" deraadt@
This commit is contained in:
Damien Miller 2013-07-18 16:12:44 +10:00
parent 0d02c3e10e
commit ce98654674
13 changed files with 60 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
ChangeLog
View File

@ -37,6 +37,10 @@
- markus@cvs.openbsd.org 2013/07/02 12:31:43
[dh.c]
remove extra whitespace
- djm@cvs.openbsd.org 2013/07/12 00:19:59
[auth-options.c auth-rsa.c bufaux.c buffer.h channels.c hostfile.c]
[hostfile.h mux.c packet.c packet.h roaming_common.c serverloop.c]
fix pointer-signedness warnings from clang/llvm-3.3; "seems nice" deraadt@
20130702
- (dtucker) [contrib/cygwin/README contrib/cygwin/ssh-host-config

8
auth-options.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: auth-options.c,v 1.58 2013/05/17 00:13:13 djm Exp $ */
/* $OpenBSD: auth-options.c,v 1.59 2013/07/12 00:19:58 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -432,7 +432,8 @@ parse_option_list(u_char *optblob, size_t optblob_len, struct passwd *pw,
{
char *command, *allowed;
const char *remote_ip;
u_char *name = NULL, *data_blob = NULL;
char *name = NULL;
u_char *data_blob = NULL;
u_int nlen, dlen, clen;
Buffer c, data;
int ret = -1, found;
@ -550,7 +551,8 @@ parse_option_list(u_char *optblob, size_t optblob_len, struct passwd *pw,
buffer_clear(&data);
free(name);
free(data_blob);
name = data_blob = NULL;
name = NULL;
data_blob = NULL;
}
/* successfully parsed all options */
ret = 0;

7
auth-rsa.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: auth-rsa.c,v 1.84 2013/06/21 00:34:49 djm Exp $ */
/* $OpenBSD: auth-rsa.c,v 1.85 2013/07/12 00:19:58 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -165,8 +165,7 @@ rsa_key_allowed_in_file(struct passwd *pw, char *file,
const BIGNUM *client_n, Key **rkey)
{
char *fp, line[SSH_MAX_PUBKEY_BYTES];
int allowed = 0;
u_int bits;
int allowed = 0, bits;
FILE *f;
u_long linenum = 0;
Key *key;
@ -227,7 +226,7 @@ rsa_key_allowed_in_file(struct passwd *pw, char *file,
/* check the real bits */
keybits = BN_num_bits(key->rsa->n);
if (keybits < 0 || bits != (u_int)keybits)
if (keybits < 0 || bits != keybits)
logit("Warning: %s, line %lu: keysize mismatch: "
"actual %d vs. announced %d.",
file, linenum, BN_num_bits(key->rsa->n), bits);

8
bufaux.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: bufaux.c,v 1.51 2013/05/17 00:13:13 djm Exp $ */
/* $OpenBSD: bufaux.c,v 1.52 2013/07/12 00:19:58 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -285,7 +285,7 @@ buffer_put_cstring(Buffer *buffer, const char *s)
* Returns a character from the buffer (0 - 255).
*/
int
buffer_get_char_ret(char *ret, Buffer *buffer)
buffer_get_char_ret(u_char *ret, Buffer *buffer)
{
if (buffer_get_ret(buffer, ret, 1) == -1) {
error("buffer_get_char_ret: buffer_get_ret failed");
@ -297,11 +297,11 @@ buffer_get_char_ret(char *ret, Buffer *buffer)
int
buffer_get_char(Buffer *buffer)
{
char ch;
u_char ch;
if (buffer_get_char_ret(&ch, buffer) == -1)
fatal("buffer_get_char: buffer error");
return (u_char) ch;
return ch;
}
/*

4
buffer.h
View File

@ -1,4 +1,4 @@
/* $OpenBSD: buffer.h,v 1.21 2010/08/31 11:54:45 djm Exp $ */
/* $OpenBSD: buffer.h,v 1.22 2013/07/12 00:19:58 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
@ -84,7 +84,7 @@ int buffer_get_int64_ret(u_int64_t *, Buffer *);
void *buffer_get_string_ret(Buffer *, u_int *);
char *buffer_get_cstring_ret(Buffer *, u_int *);
void *buffer_get_string_ptr_ret(Buffer *, u_int *);
int buffer_get_char_ret(char *, Buffer *);
int buffer_get_char_ret(u_char *, Buffer *);
#ifdef OPENSSL_HAS_ECC
#include <openssl/ec.h>

7
channels.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: channels.c,v 1.323 2013/06/07 15:37:52 dtucker Exp $ */
/* $OpenBSD: channels.c,v 1.324 2013/07/12 00:19:58 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -1139,7 +1139,8 @@ channel_decode_socks5(Channel *c, fd_set *readset, fd_set *writeset)
u_int8_t atyp;
} s5_req, s5_rsp;
u_int16_t dest_port;
u_char *p, dest_addr[255+1], ntop[INET6_ADDRSTRLEN];
char dest_addr[255+1], ntop[INET6_ADDRSTRLEN];
u_char *p;
u_int have, need, i, found, nmethods, addrlen, af;
debug2("channel %d: decode socks5", c->self);
@ -1209,7 +1210,7 @@ channel_decode_socks5(Channel *c, fd_set *readset, fd_set *writeset)
buffer_consume(&c->input, sizeof(s5_req));
if (s5_req.atyp == SSH_SOCKS5_DOMAIN)
buffer_consume(&c->input, 1); /* host string length */
buffer_get(&c->input, (char *)&dest_addr, addrlen);
buffer_get(&c->input, &dest_addr, addrlen);
buffer_get(&c->input, (char *)&dest_port, 2);
dest_addr[addrlen] = '\0';
free(c->path);

17
hostfile.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: hostfile.c,v 1.51 2013/05/17 00:13:13 djm Exp $ */
/* $OpenBSD: hostfile.c,v 1.52 2013/07/12 00:19:58 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -64,7 +64,7 @@ struct hostkeys {
};
static int
extract_salt(const char *s, u_int l, char *salt, size_t salt_len)
extract_salt(const char *s, u_int l, u_char *salt, size_t salt_len)
{
char *p, *b64salt;
u_int b64len;
@ -115,7 +115,8 @@ host_hash(const char *host, const char *name_from_hostfile, u_int src_len)
{
const EVP_MD *md = EVP_sha1();
HMAC_CTX mac_ctx;
char salt[256], result[256], uu_salt[512], uu_result[512];
u_char salt[256], result[256];
char uu_salt[512], uu_result[512];
static char encoded[1024];
u_int i, len;
@ -133,7 +134,7 @@ host_hash(const char *host, const char *name_from_hostfile, u_int src_len)
}
HMAC_Init(&mac_ctx, salt, len, md);
HMAC_Update(&mac_ctx, host, strlen(host));
HMAC_Update(&mac_ctx, (u_char *)host, strlen(host));
HMAC_Final(&mac_ctx, result, NULL);
HMAC_cleanup(&mac_ctx);
@ -153,7 +154,7 @@ host_hash(const char *host, const char *name_from_hostfile, u_int src_len)
*/
int
hostfile_read_key(char **cpp, u_int *bitsp, Key *ret)
hostfile_read_key(char **cpp, int *bitsp, Key *ret)
{
char *cp;
@ -170,8 +171,10 @@ hostfile_read_key(char **cpp, u_int *bitsp, Key *ret)
/* Return results. */
*cpp = cp;
if (bitsp != NULL)
*bitsp = key_size(ret);
if (bitsp != NULL) {
if ((*bitsp = key_size(ret)) <= 0)
return 0;
}
return 1;
}

4
hostfile.h
View File

@ -1,4 +1,4 @@
/* $OpenBSD: hostfile.h,v 1.19 2010/11/29 23:45:51 djm Exp $ */
/* $OpenBSD: hostfile.h,v 1.20 2013/07/12 00:19:58 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
@ -40,7 +40,7 @@ HostStatus check_key_in_hostkeys(struct hostkeys *, Key *,
int lookup_key_in_hostkeys_by_type(struct hostkeys *, int,
const struct hostkey_entry **);
int hostfile_read_key(char **, u_int *, Key *);
int hostfile_read_key(char **, int *, Key *);
int add_host_to_hostfile(const char *, const char *, const Key *, int);
#define HASH_MAGIC "|1|"

19
mux.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: mux.c,v 1.43 2013/06/05 02:07:29 dtucker Exp $ */
/* $OpenBSD: mux.c,v 1.44 2013/07/12 00:19:58 djm Exp $ */
/*
* Copyright (c) 2002-2008 Damien Miller <djm@openbsd.org>
*
@ -630,19 +630,22 @@ process_mux_open_fwd(u_int rid, Channel *c, Buffer *m, Buffer *r)
Forward fwd;
char *fwd_desc = NULL;
u_int ftype;
u_int lport, cport;
int i, ret = 0, freefwd = 1;
fwd.listen_host = fwd.connect_host = NULL;
if (buffer_get_int_ret(&ftype, m) != 0 ||
(fwd.listen_host = buffer_get_string_ret(m, NULL)) == NULL ||
buffer_get_int_ret(&fwd.listen_port, m) != 0 ||
buffer_get_int_ret(&lport, m) != 0 ||
(fwd.connect_host = buffer_get_string_ret(m, NULL)) == NULL ||
buffer_get_int_ret(&fwd.connect_port, m) != 0) {
buffer_get_int_ret(&cport, m) != 0 ||
lport > 65535 || cport > 65535) {
error("%s: malformed message", __func__);
ret = -1;
goto out;
}
fwd.listen_port = lport;
fwd.connect_port = cport;
if (*fwd.listen_host == '\0') {
free(fwd.listen_host);
fwd.listen_host = NULL;
@ -778,17 +781,21 @@ process_mux_close_fwd(u_int rid, Channel *c, Buffer *m, Buffer *r)
const char *error_reason = NULL;
u_int ftype;
int i, listen_port, ret = 0;
u_int lport, cport;
fwd.listen_host = fwd.connect_host = NULL;
if (buffer_get_int_ret(&ftype, m) != 0 ||
(fwd.listen_host = buffer_get_string_ret(m, NULL)) == NULL ||
buffer_get_int_ret(&fwd.listen_port, m) != 0 ||
buffer_get_int_ret(&lport, m) != 0 ||
(fwd.connect_host = buffer_get_string_ret(m, NULL)) == NULL ||
buffer_get_int_ret(&fwd.connect_port, m) != 0) {
buffer_get_int_ret(&cport, m) != 0 ||
lport > 65535 || cport > 65535) {
error("%s: malformed message", __func__);
ret = -1;
goto out;
}
fwd.listen_port = lport;
fwd.connect_port = cport;
if (*fwd.listen_host == '\0') {
free(fwd.listen_host);

9
packet.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: packet.c,v 1.187 2013/06/01 13:15:52 dtucker Exp $ */
/* $OpenBSD: packet.c,v 1.188 2013/07/12 00:19:58 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -1048,7 +1048,7 @@ packet_send(void)
int
packet_read_seqnr(u_int32_t *seqnr_p)
{
int type, len, ret, ms_remain, cont;
int type, len, ret, cont, ms_remain = 0;
fd_set *setp;
char buf[8192];
struct timeval timeout, start, *timeoutp = NULL;
@ -1487,6 +1487,8 @@ packet_read_poll_seqnr(u_int32_t *seqnr_p)
} else {
type = packet_read_poll1();
switch (type) {
case SSH_MSG_NONE:
return SSH_MSG_NONE;
case SSH_MSG_IGNORE:
break;
case SSH_MSG_DEBUG:
@ -1501,7 +1503,6 @@ packet_read_poll_seqnr(u_int32_t *seqnr_p)
cleanup_exit(255);
break;
default:
if (type)
DBG(debug("received packet type %d", type));
return type;
}
@ -1739,7 +1740,7 @@ void
packet_write_wait(void)
{
fd_set *setp;
int ret, ms_remain;
int ret, ms_remain = 0;
struct timeval start, timeout, *timeoutp = NULL;
setp = (fd_set *)xcalloc(howmany(active_state->connection_out + 1,

4
packet.h
View File

@ -1,4 +1,4 @@
/* $OpenBSD: packet.h,v 1.58 2013/05/16 02:00:34 dtucker Exp $ */
/* $OpenBSD: packet.h,v 1.59 2013/07/12 00:19:59 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
@ -71,7 +71,7 @@ void *packet_get_raw(u_int *length_ptr);
void *packet_get_string(u_int *length_ptr);
char *packet_get_cstring(u_int *length_ptr);
void *packet_get_string_ptr(u_int *length_ptr);
void packet_disconnect(const char *fmt,...) __attribute__((format(printf, 1, 2)));
void packet_disconnect(const char *fmt,...) __attribute__((noreturn)) __attribute__((format(printf, 1, 2)));
void packet_send_debug(const char *fmt,...) __attribute__((format(printf, 1, 2)));
void set_newkeys(int mode);

4
roaming_common.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: roaming_common.c,v 1.9 2011/12/07 05:44:38 djm Exp $ */
/* $OpenBSD: roaming_common.c,v 1.10 2013/07/12 00:19:59 djm Exp $ */
/*
* Copyright (c) 2004-2009 AppGate Network Security AB
*
@ -227,7 +227,7 @@ calculate_new_key(u_int64_t *key, u_int64_t cookie, u_int64_t challenge)
{
const EVP_MD *md = EVP_sha1();
EVP_MD_CTX ctx;
char hash[EVP_MAX_MD_SIZE];
u_char hash[EVP_MAX_MD_SIZE];
Buffer b;
buffer_init(&b);

5
serverloop.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: serverloop.c,v 1.167 2013/05/17 00:13:14 djm Exp $ */
/* $OpenBSD: serverloop.c,v 1.168 2013/07/12 00:19:59 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -823,7 +823,8 @@ void
server_loop2(Authctxt *authctxt)
{
fd_set *readset = NULL, *writeset = NULL;
int rekeying = 0, max_fd, nalloc = 0;
int rekeying = 0, max_fd;
u_int nalloc = 0;
u_int64_t rekey_timeout_ms = 0;
debug("Entering interactive session for SSH2.");