pure sdk for main
This commit is contained in:
divadiow
@@ -0,0 +1,2 @@
|
||||
enable STRERROR
|
||||
enable STRNCPY
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||||
@@ -0,0 +1,203 @@
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||||
/***************************************************************************
|
||||
* _ _ ____ _
|
||||
* Project ___| | | | _ \| |
|
||||
* / __| | | | |_) | |
|
||||
* | (__| |_| | _ <| |___
|
||||
* \___|\___/|_| \_\_____|
|
||||
*
|
||||
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
|
||||
*
|
||||
* This software is licensed as described in the file COPYING, which
|
||||
* you should have received as part of this distribution. The terms
|
||||
* are also available at https://curl.se/docs/copyright.html.
|
||||
*
|
||||
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
|
||||
* copies of the Software, and permit persons to whom the Software is
|
||||
* furnished to do so, under the terms of the COPYING file.
|
||||
*
|
||||
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
||||
* KIND, either express or implied.
|
||||
*
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||||
* SPDX-License-Identifier: curl AND ISC
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||||
*
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||||
***************************************************************************/
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||||
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#include "curl_setup.h"
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#if defined(USE_SSH)
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#include "curl_path.h"
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#include <curl/curl.h>
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#include "curl_memory.h"
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#include "escape.h"
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#include "memdebug.h"
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#define MAX_SSHPATH_LEN 100000 /* arbitrary */
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/* figure out the path to work with in this particular request */
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CURLcode Curl_getworkingpath(struct Curl_easy *data,
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char *homedir, /* when SFTP is used */
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char **path) /* returns the allocated
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real path to work with */
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{
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char *working_path;
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size_t working_path_len;
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struct dynbuf npath;
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CURLcode result =
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Curl_urldecode(data->state.up.path, 0, &working_path,
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&working_path_len, REJECT_ZERO);
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if(result)
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return result;
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/* new path to switch to in case we need to */
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Curl_dyn_init(&npath, MAX_SSHPATH_LEN);
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/* Check for /~/, indicating relative to the user's home directory */
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if((data->conn->handler->protocol & CURLPROTO_SCP) &&
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(working_path_len > 3) && (!memcmp(working_path, "/~/", 3))) {
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/* It is referenced to the home directory, so strip the leading '/~/' */
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if(Curl_dyn_addn(&npath, &working_path[3], working_path_len - 3)) {
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free(working_path);
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return CURLE_OUT_OF_MEMORY;
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}
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}
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else if((data->conn->handler->protocol & CURLPROTO_SFTP) &&
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(!strcmp("/~", working_path) ||
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((working_path_len > 2) && !memcmp(working_path, "/~/", 3)))) {
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if(Curl_dyn_add(&npath, homedir)) {
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free(working_path);
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return CURLE_OUT_OF_MEMORY;
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}
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if(working_path_len > 2) {
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size_t len;
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const char *p;
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int copyfrom = 3;
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/* Copy a separating '/' if homedir does not end with one */
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len = Curl_dyn_len(&npath);
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p = Curl_dyn_ptr(&npath);
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if(len && (p[len-1] != '/'))
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copyfrom = 2;
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if(Curl_dyn_addn(&npath,
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&working_path[copyfrom], working_path_len - copyfrom)) {
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free(working_path);
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return CURLE_OUT_OF_MEMORY;
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}
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}
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}
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if(Curl_dyn_len(&npath)) {
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free(working_path);
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/* store the pointer for the caller to receive */
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*path = Curl_dyn_ptr(&npath);
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}
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else
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*path = working_path;
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return CURLE_OK;
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}
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/* The original get_pathname() function came from OpenSSH sftp.c version
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4.6p1. */
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/*
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* Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org>
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||||
*
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||||
* Permission to use, copy, modify, and distribute this software for any
|
||||
* purpose with or without fee is hereby granted, provided that the above
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||||
* copyright notice and this permission notice appear in all copies.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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||||
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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||||
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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||||
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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||||
*/
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#define MAX_PATHLENGTH 65535 /* arbitrary long */
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CURLcode Curl_get_pathname(const char **cpp, char **path, const char *homedir)
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{
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const char *cp = *cpp, *end;
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char quot;
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unsigned int i;
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static const char WHITESPACE[] = " \t\r\n";
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struct dynbuf out;
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CURLcode result;
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DEBUGASSERT(homedir);
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*path = NULL;
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*cpp = NULL;
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if(!*cp || !homedir)
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return CURLE_QUOTE_ERROR;
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Curl_dyn_init(&out, MAX_PATHLENGTH);
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/* Ignore leading whitespace */
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cp += strspn(cp, WHITESPACE);
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/* Check for quoted filenames */
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if(*cp == '\"' || *cp == '\'') {
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quot = *cp++;
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/* Search for terminating quote, unescape some chars */
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for(i = 0; i <= strlen(cp); i++) {
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if(cp[i] == quot) { /* Found quote */
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i++;
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break;
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}
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if(cp[i] == '\0') { /* End of string */
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goto fail;
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}
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if(cp[i] == '\\') { /* Escaped characters */
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i++;
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if(cp[i] != '\'' && cp[i] != '\"' &&
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cp[i] != '\\') {
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goto fail;
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}
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}
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||||
result = Curl_dyn_addn(&out, &cp[i], 1);
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if(result)
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return result;
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}
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||||
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if(!Curl_dyn_len(&out))
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goto fail;
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/* return pointer to second parameter if it exists */
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*cpp = &cp[i] + strspn(&cp[i], WHITESPACE);
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}
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else {
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/* Read to end of filename - either to whitespace or terminator */
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end = strpbrk(cp, WHITESPACE);
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if(!end)
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end = strchr(cp, '\0');
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/* return pointer to second parameter if it exists */
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*cpp = end + strspn(end, WHITESPACE);
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/* Handling for relative path - prepend home directory */
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if(cp[0] == '/' && cp[1] == '~' && cp[2] == '/') {
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result = Curl_dyn_add(&out, homedir);
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if(!result)
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result = Curl_dyn_addn(&out, "/", 1);
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if(result)
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return result;
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cp += 3;
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}
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/* Copy path name up until first "whitespace" */
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result = Curl_dyn_addn(&out, cp, (end - cp));
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if(result)
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return result;
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}
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*path = Curl_dyn_ptr(&out);
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return CURLE_OK;
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fail:
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Curl_dyn_free(&out);
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return CURLE_QUOTE_ERROR;
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||||
}
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||||
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||||
#endif /* if SSH is used */
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||||
@@ -0,0 +1,36 @@
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||||
#ifndef HEADER_CURL_PATH_H
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#define HEADER_CURL_PATH_H
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||||
/***************************************************************************
|
||||
* _ _ ____ _
|
||||
* Project ___| | | | _ \| |
|
||||
* / __| | | | |_) | |
|
||||
* | (__| |_| | _ <| |___
|
||||
* \___|\___/|_| \_\_____|
|
||||
*
|
||||
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
|
||||
*
|
||||
* This software is licensed as described in the file COPYING, which
|
||||
* you should have received as part of this distribution. The terms
|
||||
* are also available at https://curl.se/docs/copyright.html.
|
||||
*
|
||||
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
|
||||
* copies of the Software, and permit persons to whom the Software is
|
||||
* furnished to do so, under the terms of the COPYING file.
|
||||
*
|
||||
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
||||
* KIND, either express or implied.
|
||||
*
|
||||
* SPDX-License-Identifier: curl
|
||||
*
|
||||
***************************************************************************/
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||||
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||||
#include "curl_setup.h"
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#include <curl/curl.h>
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#include "urldata.h"
|
||||
|
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CURLcode Curl_getworkingpath(struct Curl_easy *data,
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char *homedir,
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char **path);
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CURLcode Curl_get_pathname(const char **cpp, char **path, const char *homedir);
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#endif /* HEADER_CURL_PATH_H */
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File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,283 @@
|
||||
#ifndef HEADER_CURL_SSH_H
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||||
#define HEADER_CURL_SSH_H
|
||||
/***************************************************************************
|
||||
* _ _ ____ _
|
||||
* Project ___| | | | _ \| |
|
||||
* / __| | | | |_) | |
|
||||
* | (__| |_| | _ <| |___
|
||||
* \___|\___/|_| \_\_____|
|
||||
*
|
||||
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
|
||||
*
|
||||
* This software is licensed as described in the file COPYING, which
|
||||
* you should have received as part of this distribution. The terms
|
||||
* are also available at https://curl.se/docs/copyright.html.
|
||||
*
|
||||
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
|
||||
* copies of the Software, and permit persons to whom the Software is
|
||||
* furnished to do so, under the terms of the COPYING file.
|
||||
*
|
||||
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
||||
* KIND, either express or implied.
|
||||
*
|
||||
* SPDX-License-Identifier: curl
|
||||
*
|
||||
***************************************************************************/
|
||||
|
||||
#include "curl_setup.h"
|
||||
|
||||
#if defined(USE_LIBSSH2)
|
||||
#include <libssh2.h>
|
||||
#include <libssh2_sftp.h>
|
||||
#elif defined(USE_LIBSSH)
|
||||
/* in 0.10.0 or later, ignore deprecated warnings */
|
||||
#define SSH_SUPPRESS_DEPRECATED
|
||||
#include <libssh/libssh.h>
|
||||
#include <libssh/sftp.h>
|
||||
#elif defined(USE_WOLFSSH)
|
||||
#include <wolfssh/ssh.h>
|
||||
#include <wolfssh/wolfsftp.h>
|
||||
#endif
|
||||
|
||||
#include "curl_path.h"
|
||||
|
||||
/****************************************************************************
|
||||
* SSH unique setup
|
||||
***************************************************************************/
|
||||
typedef enum {
|
||||
SSH_NO_STATE = -1, /* Used for "nextState" so say there is none */
|
||||
SSH_STOP = 0, /* do nothing state, stops the state machine */
|
||||
|
||||
SSH_INIT, /* First state in SSH-CONNECT */
|
||||
SSH_S_STARTUP, /* Session startup */
|
||||
SSH_HOSTKEY, /* verify hostkey */
|
||||
SSH_AUTHLIST,
|
||||
SSH_AUTH_PKEY_INIT,
|
||||
SSH_AUTH_PKEY,
|
||||
SSH_AUTH_PASS_INIT,
|
||||
SSH_AUTH_PASS,
|
||||
SSH_AUTH_AGENT_INIT, /* initialize then wait for connection to agent */
|
||||
SSH_AUTH_AGENT_LIST, /* ask for list then wait for entire list to come */
|
||||
SSH_AUTH_AGENT, /* attempt one key at a time */
|
||||
SSH_AUTH_HOST_INIT,
|
||||
SSH_AUTH_HOST,
|
||||
SSH_AUTH_KEY_INIT,
|
||||
SSH_AUTH_KEY,
|
||||
SSH_AUTH_GSSAPI,
|
||||
SSH_AUTH_DONE,
|
||||
SSH_SFTP_INIT,
|
||||
SSH_SFTP_REALPATH, /* Last state in SSH-CONNECT */
|
||||
|
||||
SSH_SFTP_QUOTE_INIT, /* First state in SFTP-DO */
|
||||
SSH_SFTP_POSTQUOTE_INIT, /* (Possibly) First state in SFTP-DONE */
|
||||
SSH_SFTP_QUOTE,
|
||||
SSH_SFTP_NEXT_QUOTE,
|
||||
SSH_SFTP_QUOTE_STAT,
|
||||
SSH_SFTP_QUOTE_SETSTAT,
|
||||
SSH_SFTP_QUOTE_SYMLINK,
|
||||
SSH_SFTP_QUOTE_MKDIR,
|
||||
SSH_SFTP_QUOTE_RENAME,
|
||||
SSH_SFTP_QUOTE_RMDIR,
|
||||
SSH_SFTP_QUOTE_UNLINK,
|
||||
SSH_SFTP_QUOTE_STATVFS,
|
||||
SSH_SFTP_GETINFO,
|
||||
SSH_SFTP_FILETIME,
|
||||
SSH_SFTP_TRANS_INIT,
|
||||
SSH_SFTP_UPLOAD_INIT,
|
||||
SSH_SFTP_CREATE_DIRS_INIT,
|
||||
SSH_SFTP_CREATE_DIRS,
|
||||
SSH_SFTP_CREATE_DIRS_MKDIR,
|
||||
SSH_SFTP_READDIR_INIT,
|
||||
SSH_SFTP_READDIR,
|
||||
SSH_SFTP_READDIR_LINK,
|
||||
SSH_SFTP_READDIR_BOTTOM,
|
||||
SSH_SFTP_READDIR_DONE,
|
||||
SSH_SFTP_DOWNLOAD_INIT,
|
||||
SSH_SFTP_DOWNLOAD_STAT, /* Last state in SFTP-DO */
|
||||
SSH_SFTP_CLOSE, /* Last state in SFTP-DONE */
|
||||
SSH_SFTP_SHUTDOWN, /* First state in SFTP-DISCONNECT */
|
||||
SSH_SCP_TRANS_INIT, /* First state in SCP-DO */
|
||||
SSH_SCP_UPLOAD_INIT,
|
||||
SSH_SCP_DOWNLOAD_INIT,
|
||||
SSH_SCP_DOWNLOAD,
|
||||
SSH_SCP_DONE,
|
||||
SSH_SCP_SEND_EOF,
|
||||
SSH_SCP_WAIT_EOF,
|
||||
SSH_SCP_WAIT_CLOSE,
|
||||
SSH_SCP_CHANNEL_FREE, /* Last state in SCP-DONE */
|
||||
SSH_SESSION_DISCONNECT, /* First state in SCP-DISCONNECT */
|
||||
SSH_SESSION_FREE, /* Last state in SCP/SFTP-DISCONNECT */
|
||||
SSH_QUIT,
|
||||
SSH_LAST /* never used */
|
||||
} sshstate;
|
||||
|
||||
#define CURL_PATH_MAX 1024
|
||||
|
||||
/* this struct is used in the HandleData struct which is part of the
|
||||
Curl_easy, which means this is used on a per-easy handle basis.
|
||||
Everything that is strictly related to a connection is banned from this
|
||||
struct. */
|
||||
struct SSHPROTO {
|
||||
char *path; /* the path we operate on */
|
||||
#ifdef USE_LIBSSH2
|
||||
struct dynbuf readdir_link;
|
||||
struct dynbuf readdir;
|
||||
char readdir_filename[CURL_PATH_MAX + 1];
|
||||
char readdir_longentry[CURL_PATH_MAX + 1];
|
||||
|
||||
LIBSSH2_SFTP_ATTRIBUTES quote_attrs; /* used by the SFTP_QUOTE state */
|
||||
|
||||
/* Here's a set of struct members used by the SFTP_READDIR state */
|
||||
LIBSSH2_SFTP_ATTRIBUTES readdir_attrs;
|
||||
#endif
|
||||
};
|
||||
|
||||
/* ssh_conn is used for struct connection-oriented data in the connectdata
|
||||
struct */
|
||||
struct ssh_conn {
|
||||
const char *authlist; /* List of auth. methods, managed by libssh2 */
|
||||
|
||||
/* common */
|
||||
const char *passphrase; /* pass-phrase to use */
|
||||
char *rsa_pub; /* strdup'ed public key file */
|
||||
char *rsa; /* strdup'ed private key file */
|
||||
bool authed; /* the connection has been authenticated fine */
|
||||
bool acceptfail; /* used by the SFTP_QUOTE (continue if
|
||||
quote command fails) */
|
||||
sshstate state; /* always use ssh.c:state() to change state! */
|
||||
sshstate nextstate; /* the state to goto after stopping */
|
||||
CURLcode actualcode; /* the actual error code */
|
||||
struct curl_slist *quote_item; /* for the quote option */
|
||||
char *quote_path1; /* two generic pointers for the QUOTE stuff */
|
||||
char *quote_path2;
|
||||
|
||||
char *homedir; /* when doing SFTP we figure out home dir in the
|
||||
connect phase */
|
||||
/* end of READDIR stuff */
|
||||
|
||||
int secondCreateDirs; /* counter use by the code to see if the
|
||||
second attempt has been made to change
|
||||
to/create a directory */
|
||||
int orig_waitfor; /* default READ/WRITE bits wait for */
|
||||
char *slash_pos; /* used by the SFTP_CREATE_DIRS state */
|
||||
|
||||
#if defined(USE_LIBSSH)
|
||||
char *readdir_linkPath;
|
||||
size_t readdir_len;
|
||||
struct dynbuf readdir_buf;
|
||||
/* our variables */
|
||||
unsigned kbd_state; /* 0 or 1 */
|
||||
ssh_key privkey;
|
||||
ssh_key pubkey;
|
||||
unsigned int auth_methods;
|
||||
ssh_session ssh_session;
|
||||
ssh_scp scp_session;
|
||||
sftp_session sftp_session;
|
||||
sftp_file sftp_file;
|
||||
sftp_dir sftp_dir;
|
||||
|
||||
unsigned sftp_recv_state; /* 0 or 1 */
|
||||
#if LIBSSH_VERSION_INT > SSH_VERSION_INT(0, 11, 0)
|
||||
sftp_aio sftp_aio;
|
||||
unsigned sftp_send_state; /* 0 or 1 */
|
||||
#endif
|
||||
int sftp_file_index; /* for async read */
|
||||
sftp_attributes readdir_attrs; /* used by the SFTP readdir actions */
|
||||
sftp_attributes readdir_link_attrs; /* used by the SFTP readdir actions */
|
||||
sftp_attributes quote_attrs; /* used by the SFTP_QUOTE state */
|
||||
|
||||
const char *readdir_filename; /* points within readdir_attrs */
|
||||
const char *readdir_longentry;
|
||||
char *readdir_tmp;
|
||||
#elif defined(USE_LIBSSH2)
|
||||
LIBSSH2_SESSION *ssh_session; /* Secure Shell session */
|
||||
LIBSSH2_CHANNEL *ssh_channel; /* Secure Shell channel handle */
|
||||
LIBSSH2_SFTP *sftp_session; /* SFTP handle */
|
||||
LIBSSH2_SFTP_HANDLE *sftp_handle;
|
||||
|
||||
#ifndef CURL_DISABLE_PROXY
|
||||
/* for HTTPS proxy storage */
|
||||
Curl_recv *tls_recv;
|
||||
Curl_send *tls_send;
|
||||
#endif
|
||||
|
||||
#ifdef HAVE_LIBSSH2_AGENT_API
|
||||
LIBSSH2_AGENT *ssh_agent; /* proxy to ssh-agent/pageant */
|
||||
struct libssh2_agent_publickey *sshagent_identity,
|
||||
*sshagent_prev_identity;
|
||||
#endif
|
||||
|
||||
/* note that HAVE_LIBSSH2_KNOWNHOST_API is a define set in the libssh2.h
|
||||
header */
|
||||
#ifdef HAVE_LIBSSH2_KNOWNHOST_API
|
||||
LIBSSH2_KNOWNHOSTS *kh;
|
||||
#endif
|
||||
#elif defined(USE_WOLFSSH)
|
||||
WOLFSSH *ssh_session;
|
||||
WOLFSSH_CTX *ctx;
|
||||
word32 handleSz;
|
||||
byte handle[WOLFSSH_MAX_HANDLE];
|
||||
curl_off_t offset;
|
||||
#endif /* USE_LIBSSH */
|
||||
};
|
||||
|
||||
#if defined(USE_LIBSSH2)
|
||||
|
||||
/* Feature detection based on version numbers to better work with
|
||||
non-configure platforms */
|
||||
|
||||
#if !defined(LIBSSH2_VERSION_NUM) || (LIBSSH2_VERSION_NUM < 0x001000)
|
||||
# error "SCP/SFTP protocols require libssh2 0.16 or later"
|
||||
#endif
|
||||
|
||||
#if LIBSSH2_VERSION_NUM >= 0x010000
|
||||
#define HAVE_LIBSSH2_SFTP_SEEK64 1
|
||||
#endif
|
||||
|
||||
#if LIBSSH2_VERSION_NUM >= 0x010100
|
||||
#define HAVE_LIBSSH2_VERSION 1
|
||||
#endif
|
||||
|
||||
#if LIBSSH2_VERSION_NUM >= 0x010205
|
||||
#define HAVE_LIBSSH2_INIT 1
|
||||
#define HAVE_LIBSSH2_EXIT 1
|
||||
#endif
|
||||
|
||||
#if LIBSSH2_VERSION_NUM >= 0x010206
|
||||
#define HAVE_LIBSSH2_KNOWNHOST_CHECKP 1
|
||||
#define HAVE_LIBSSH2_SCP_SEND64 1
|
||||
#endif
|
||||
|
||||
#if LIBSSH2_VERSION_NUM >= 0x010208
|
||||
#define HAVE_LIBSSH2_SESSION_HANDSHAKE 1
|
||||
#endif
|
||||
|
||||
#ifdef HAVE_LIBSSH2_VERSION
|
||||
/* get it runtime if possible */
|
||||
#define CURL_LIBSSH2_VERSION libssh2_version(0)
|
||||
#else
|
||||
/* use build-time if runtime not possible */
|
||||
#define CURL_LIBSSH2_VERSION LIBSSH2_VERSION
|
||||
#endif
|
||||
|
||||
#endif /* USE_LIBSSH2 */
|
||||
|
||||
#ifdef USE_SSH
|
||||
|
||||
extern const struct Curl_handler Curl_handler_scp;
|
||||
extern const struct Curl_handler Curl_handler_sftp;
|
||||
|
||||
/* generic SSH backend functions */
|
||||
CURLcode Curl_ssh_init(void);
|
||||
void Curl_ssh_cleanup(void);
|
||||
void Curl_ssh_version(char *buffer, size_t buflen);
|
||||
void Curl_ssh_attach(struct Curl_easy *data,
|
||||
struct connectdata *conn);
|
||||
#else
|
||||
/* for non-SSH builds */
|
||||
#define Curl_ssh_cleanup()
|
||||
#define Curl_ssh_attach(x,y)
|
||||
#define Curl_ssh_init() 0
|
||||
#endif
|
||||
|
||||
#endif /* HEADER_CURL_SSH_H */
|
||||
File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user