Merge pull request #156 from JacobBarthelmeh/release

prepare for release version 1.4.0

Author: ejohnstown

ChangeLog.md

@@ -1,3 +1,33 @@
+### wolfSSH v1.4.0 (04/30/2019)
+
+- SFTP support for time attributes
+- TCP port forwarding feature added (--enable-fwd)
+- Example tcp port forwarding added to /examples/portfwd/portfwd
+- Fixes to SCP, including default direction set
+- Fix to match ID during KEX init
+- Add check for window adjustment packets when sending large transfers
+- Fixes and maintenance to Nucleus port for file closing
+- Add enable all option (--enable-all)
+- Fix for --disable-inline build
+- Fixes for GCC-7 warnings when falling through switch statements
+- Additional sanity checks added from fuzz testing
+- Refactor and fixes for use with non blocking
+- Add extended data read for piping stderr
+- Add client side pseudo terminal connection with ./examples/client/client -t
+- Add some basic Windows terminal conversions with wolfSSH_ConvertConsole
+- Add wolfSSH_stream_peek function to peek at incoming SSH data
+- Change name of internal function SendBuffered() to avoid clash with wolfSSL
+- Add support for SFTP on Windows
+- Use int types for arguments in examples to fix Raspberry Pi build
+- Fix for fail case with leading 0’s on MPINT
+- Default window size (DEFAULT_WINDOW_SZ) lowered from ~ 1 MB to ~ 16 KB
+- Disable examples option added to configure (--disable-examples)
+- Callback function and example use added for checking public key sent
+- AES CTR cipher support added
+- Fix for free’ing ECC caches with examples
+- Renamed example SFTP to be examples/sftpclient/wolfsftp
+
+
 ### wolfSSH v1.3.0 (08/15/2018)
 
 - Accepted code submission from Stephen Casner for SCP support. Thanks Stephen!

configure.ac

@@ -3,7 +3,7 @@
 # All right reserved.
 
 AC_COPYRIGHT([Copyright (C) 2014-2019 wolfSSL Inc.])
-AC_INIT([wolfssh],[1.3.1],[support@wolfssl.com],[wolfssh],[https://www.wolfssl.com])
+AC_INIT([wolfssh],[1.4.0],[support@wolfssl.com],[wolfssh],[https://www.wolfssl.com])
 AC_PREREQ([2.63])
 AC_CONFIG_AUX_DIR([build-aux])
 
@@ -20,7 +20,7 @@ AC_ARG_PROGRAM
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_HEADERS([src/config.h])
 
-WOLFSSH_LIBRARY_VERSION=7:0:2
+WOLFSSH_LIBRARY_VERSION=8:0:3
 #                       | | |
 #                +------+ | +---+
 #                |        |     |

examples/echoserver/echoserver.c

@@ -525,10 +525,16 @@ static int LoadPasswordBuffer(byte* buf, word32 bufSz, PwMapList* list)
 
     while (*str != 0) {
         delimiter = strchr(str, ':');
+        if (delimiter == NULL) {
+            return -1;
+        }
         username = str;
         *delimiter = 0;
         password = delimiter + 1;
         str = strchr(password, '\n');
+        if (str == NULL) {
+            return -1;
+        }
         *str = 0;
         str++;
         if (PwMapNew(list, WOLFSSH_USERAUTH_PASSWORD,
@@ -566,13 +572,22 @@ static int LoadPublicKeyBuffer(byte* buf, word32 bufSz, PwMapList* list)
     while (*str != 0) {
         /* Skip the public key type. This example will always be ssh-rsa. */
         delimiter = strchr(str, ' ');
+        if (delimiter == NULL) {
+            return -1;
+        }
         str = delimiter + 1;
         delimiter = strchr(str, ' ');
+        if (delimiter == NULL) {
+            return -1;
+        }
         publicKey64 = (byte*)str;
         *delimiter = 0;
         publicKey64Sz = (word32)(delimiter - str);
         str = delimiter + 1;
         delimiter = strchr(str, '\n');
+        if (delimiter == NULL) {
+            return -1;
+        }
         username = (byte*)str;
         *delimiter = 0;
         usernameSz = (word32)(delimiter - str);

examples/server/server.c

@@ -413,10 +413,16 @@ static int LoadPasswordBuffer(byte* buf, word32 bufSz, PwMapList* list)
 
     while (*str != 0) {
         delimiter = strchr(str, ':');
+        if (delimiter == NULL) {
+            return -1;
+        }
         username = str;
         *delimiter = 0;
         password = delimiter + 1;
         str = strchr(password, '\n');
+        if (str == NULL) {
+            return -1;
+        }
         *str = 0;
         str++;
         if (PwMapNew(list, WOLFSSH_USERAUTH_PASSWORD,
@@ -454,13 +460,22 @@ static int LoadPublicKeyBuffer(byte* buf, word32 bufSz, PwMapList* list)
     while (*str != 0) {
         /* Skip the public key type. This example will always be ssh-rsa. */
         delimiter = strchr(str, ' ');
+        if (delimiter == NULL) {
+            return -1;
+        }
         str = delimiter + 1;
         delimiter = strchr(str, ' ');
+        if (delimiter == NULL) {
+            return -1;
+        }
         publicKey64 = (byte*)str;
         *delimiter = 0;
         publicKey64Sz = (word32)(delimiter - str);
         str = delimiter + 1;
         delimiter = strchr(str, '\n');
+        if (delimiter == NULL) {
+            return -1;
+        }
         username = (byte*)str;
         *delimiter = 0;
         usernameSz = (word32)(delimiter - str);

examples/sftpclient/sftpclient.c

@@ -1127,7 +1127,7 @@ THREAD_RETURN WOLFSSH_THREAD sftpclient_test(void* args)
         n = NULL;
     }
 
-    ret = doCmds(args);
+    ret = doCmds((func_args*)args);
     XFREE(workingDir, NULL, DYNAMIC_TYPE_TMP_BUFFER);
     if (ret == WS_SUCCESS) {
         if (wolfSSH_shutdown(ssh) != WS_SUCCESS) {

src/io.c

@@ -113,8 +113,8 @@ void* wolfSSH_GetIOWriteCtx(WOLFSSH* ssh)
         /* lwIP needs to be configured to use sockets API in this mode */
         /* LWIP_SOCKET 1 in lwip/opt.h or in build */
         #include "lwip/sockets.h"
-        #include <errno.h>
         #ifndef LWIP_PROVIDE_ERRNO
+            #include <errno.h>
             #define LWIP_PROVIDE_ERRNO 1
         #endif
     #elif defined(FREESCALE_MQX)

src/wolfscp.c

@@ -2178,6 +2178,11 @@ int wsScpSendCallback(WOLFSSH* ssh, int state, const char* peerRequest,
             }
 
             ret = FindNextDirEntry(sendCtx);
+
+            /* help out static analysis tool */
+            if (ret != WS_BAD_ARGUMENT && sendCtx == NULL)
+                ret = WS_BAD_ARGUMENT;
+
             if (ret == WS_SUCCESS || ret == WS_NEXT_ERROR) {
 
             #ifdef WOLFSSL_NUCLEUS

src/wolfsftp.c

@@ -940,6 +940,7 @@ static int wolfSSH_SFTP_RecvRealPath(WOLFSSH* ssh, int reqId, byte* data,
                     WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
                     return WS_FATAL_ERROR;
                 }
+                /* take over control of buffer */
                 wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
                 return WS_BAD_FILE_E;
             }
@@ -1164,6 +1165,7 @@ int wolfSSH_SFTP_read(WOLFSSH* ssh)
                             "Unknown/Unsupported packet type", "English",
                             state->data, (word32*)&state->sz);
                     if (ret == WS_SUCCESS) {
+                        /* set send out buffer, "state->data" is taken by ssh  */
                         wolfSSH_SFTP_RecvSetSend(ssh, state->data, state->sz);
                     }
             }
@@ -1371,6 +1373,8 @@ int wolfSSH_SFTP_RecvRMDIR(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_FATAL_ERROR;
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -1416,11 +1420,13 @@ int wolfSSH_SFTP_RecvMKDIR(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
     dir[sz] = '\0';
     idx += sz;
     if (idx + UINT32_SZ > maxSz) {
+        WFREE(dir, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_BUFFER_E;
     }
 
     ato32(data + idx, &sz); idx += UINT32_SZ;
     if (idx + sz > maxSz) {
+        WFREE(dir, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_BUFFER_E;
     }
     if (sz != UINT32_SZ) {
@@ -1463,6 +1469,8 @@ int wolfSSH_SFTP_RecvMKDIR(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_FATAL_ERROR;
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -1598,6 +1606,8 @@ int wolfSSH_SFTP_RecvOpen(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
             return WS_FATAL_ERROR;
         }
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
 
     (void)ier;
@@ -1725,6 +1735,8 @@ int wolfSSH_SFTP_RecvOpen(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
             return WS_FATAL_ERROR;
         }
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
 
     (void)ier;
@@ -1848,6 +1860,8 @@ int wolfSSH_SFTP_RecvOpenDir(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
             return WS_FATAL_ERROR;
         }
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
 
     return ret;
@@ -1951,6 +1965,8 @@ int wolfSSH_SFTP_RecvOpenDir(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
             return WS_FATAL_ERROR;
         }
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
 
     return ret;
@@ -2397,6 +2413,8 @@ int wolfSSH_SFTP_RecvReadDir(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
             WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
             return WS_FATAL_ERROR;
         }
+
+        /* set send out buffer, "out" is taken by ssh  */
         wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
         return WS_SUCCESS;
     }
@@ -2415,6 +2433,8 @@ int wolfSSH_SFTP_RecvReadDir(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         return WS_FATAL_ERROR;
     }
     wolfSSH_SFTPNAME_list_free(list);
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return WS_SUCCESS;
 }
@@ -2562,6 +2582,8 @@ int wolfSSH_SFTP_RecvWrite(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_FATAL_ERROR;
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -2640,6 +2662,8 @@ int wolfSSH_SFTP_RecvWrite(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_FATAL_ERROR;
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -2718,6 +2742,7 @@ int wolfSSH_SFTP_RecvRead(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
     if (res != NULL) {
         if (wolfSSH_SFTP_CreateStatus(ssh, type, reqId, res, "English", NULL,
                 &outSz) != WS_SIZE_ONLY) {
+            WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
             return WS_FATAL_ERROR;
         }
         if (outSz > sz) {
@@ -2738,6 +2763,7 @@ int wolfSSH_SFTP_RecvRead(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         SFTP_CreatePacket(ssh, WOLFSSH_FTP_DATA, out, outSz, NULL, 0);
     }
 
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -2844,6 +2870,7 @@ int wolfSSH_SFTP_RecvRead(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         SFTP_CreatePacket(ssh, WOLFSSH_FTP_DATA, out, outSz, NULL, 0);
     }
 
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -2932,6 +2959,8 @@ int wolfSSH_SFTP_RecvClose(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_FATAL_ERROR;
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -3012,6 +3041,8 @@ int wolfSSH_SFTP_RecvClose(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_FATAL_ERROR;
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -3100,6 +3131,8 @@ int wolfSSH_SFTP_RecvRemove(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_FATAL_ERROR;
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -3194,6 +3227,8 @@ int wolfSSH_SFTP_RecvRename(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_FATAL_ERROR;
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -3675,6 +3710,8 @@ int wolfSSH_SFTP_RecvFSTAT(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
             return WS_FATAL_ERROR;
         }
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -3722,6 +3759,7 @@ int wolfSSH_SFTP_RecvSTAT(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WLOG(WS_LOG_SFTP, "Unable to get stat of file/directory");
         if (wolfSSH_SFTP_CreateStatus(ssh, WOLFSSH_FTP_FAILURE, reqId,
                 "STAT error", "English", NULL, &outSz) != WS_SIZE_ONLY) {
+            WFREE(name, ssh->ctx->heap, DYNTYPE_BUFFER);
             return WS_FATAL_ERROR;
         }
         ret = WS_BAD_FILE_E;
@@ -3752,6 +3790,7 @@ int wolfSSH_SFTP_RecvSTAT(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         SFTP_SetAttributes(ssh, out + WOLFSSH_SFTP_HEADER, sz, &atr);
     }
 
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -3800,6 +3839,7 @@ int wolfSSH_SFTP_RecvLSTAT(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WLOG(WS_LOG_SFTP, "Unable to get lstat of file/directory");
         if (wolfSSH_SFTP_CreateStatus(ssh, WOLFSSH_FTP_FAILURE, reqId,
                 "LSTAT error", "English", NULL, &outSz) != WS_SIZE_ONLY) {
+            WFREE(name, ssh->ctx->heap, DYNTYPE_BUFFER);
             return WS_FATAL_ERROR;
         }
         ret = WS_BAD_FILE_E;
@@ -3830,6 +3870,7 @@ int wolfSSH_SFTP_RecvLSTAT(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         SFTP_SetAttributes(ssh, out + WOLFSSH_SFTP_HEADER, sz, &atr);
     }
 
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }
@@ -3960,6 +4001,8 @@ int wolfSSH_SFTP_RecvSetSTAT(WOLFSSH* ssh, int reqId, byte* data, word32 maxSz)
         WFREE(out, ssh->ctx->heap, DYNTYPE_BUFFER);
         return WS_FATAL_ERROR;
     }
+
+    /* set send out buffer, "out" is taken by ssh  */
     wolfSSH_SFTP_RecvSetSend(ssh, out, outSz);
     return ret;
 }