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Forgot some libssh files

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This commit is contained in:
Nicolas Viennot 2013-11-10 02:46:15 -05:00
parent 2535b531bb
commit dfe63e9e73
6 changed files with 672 additions and 0 deletions
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61
libssh/cmake/Modules/FindNaCl.cmake Normal file
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# - Try to find NaCl
# Once done this will define
#
# NACL_FOUND - system has NaCl
# NACL_INCLUDE_DIRS - the NaCl include directory
# NACL_LIBRARIES - Link these to use NaCl
# NACL_DEFINITIONS - Compiler switches required for using NaCl
#
# Copyright (c) 2010 Andreas Schneider <asn@cynapses.org>
# Copyright (c) 2013 Aris Adamantiadis <aris@badcode.be>
#
# Redistribution and use is allowed according to the terms of the New
# BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
#
if (NACL_LIBRARIES AND NACL_INCLUDE_DIRS)
# in cache already
set(NACL_FOUND TRUE)
else (NACL_LIBRARIES AND NACL_INCLUDE_DIRS)
find_path(NACL_INCLUDE_DIR
NAMES
nacl/crypto_box_curve25519xsalsa20poly1305.h
PATHS
/usr/include
/usr/local/include
/opt/local/include
/sw/include
)
find_library(NACL_LIBRARY
NAMES
nacl
PATHS
/usr/lib
/usr/local/lib
/opt/local/lib
/sw/lib
)
set(NACL_INCLUDE_DIRS
${NACL_INCLUDE_DIR}
)
if (NACL_LIBRARY)
set(NACL_LIBRARIES
${NACL_LIBRARIES}
${NACL_LIBRARY}
)
endif (NACL_LIBRARY)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(NaCl DEFAULT_MSG NACL_LIBRARIES NACL_INCLUDE_DIRS)
# show the NACL_INCLUDE_DIRS and NACL_LIBRARIES variables only in the advanced view
mark_as_advanced(NACL_INCLUDE_DIRS NACL_LIBRARIES)
endif (NACL_LIBRARIES AND NACL_INCLUDE_DIRS)

272
libssh/src/curve25519_ref.c Normal file
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/*
version 20081011
Matthew Dempsky
Public domain.
Derived from public domain code by D. J. Bernstein.
*/
#include "libssh/curve25519.h"
static const unsigned char base[32] = {9};
int crypto_scalarmult_base(unsigned char *q,
const unsigned char *n)
{
return crypto_scalarmult(q,n,base);
}
static void add(unsigned int out[32],const unsigned int a[32],const unsigned int b[32])
{
unsigned int j;
unsigned int u;
u = 0;
for (j = 0;j < 31;++j) { u += a[j] + b[j]; out[j] = u & 255; u >>= 8; }
u += a[31] + b[31]; out[31] = u;
}
static void sub(unsigned int out[32],const unsigned int a[32],const unsigned int b[32])
{
unsigned int j;
unsigned int u;
u = 218;
for (j = 0;j < 31;++j) {
u += a[j] + 65280 - b[j];
out[j] = u & 255;
u >>= 8;
}
u += a[31] - b[31];
out[31] = u;
}
static void squeeze(unsigned int a[32])
{
unsigned int j;
unsigned int u;
u = 0;
for (j = 0;j < 31;++j) { u += a[j]; a[j] = u & 255; u >>= 8; }
u += a[31]; a[31] = u & 127;
u = 19 * (u >> 7);
for (j = 0;j < 31;++j) { u += a[j]; a[j] = u & 255; u >>= 8; }
u += a[31]; a[31] = u;
}
static const unsigned int minusp[32] = {
19, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128
} ;
static void freeze(unsigned int a[32])
{
unsigned int aorig[32];
unsigned int j;
unsigned int negative;
for (j = 0;j < 32;++j) aorig[j] = a[j];
add(a,a,minusp);
negative = -((a[31] >> 7) & 1);
for (j = 0;j < 32;++j) a[j] ^= negative & (aorig[j] ^ a[j]);
}
static void mult(unsigned int out[32],const unsigned int a[32],const unsigned int b[32])
{
unsigned int i;
unsigned int j;
unsigned int u;
for (i = 0;i < 32;++i) {
u = 0;
for (j = 0;j <= i;++j) u += a[j] * b[i - j];
for (j = i + 1;j < 32;++j) u += 38 * a[j] * b[i + 32 - j];
out[i] = u;
}
squeeze(out);
}
static void mult121665(unsigned int out[32],const unsigned int a[32])
{
unsigned int j;
unsigned int u;
u = 0;
for (j = 0;j < 31;++j) { u += 121665 * a[j]; out[j] = u & 255; u >>= 8; }
u += 121665 * a[31]; out[31] = u & 127;
u = 19 * (u >> 7);
for (j = 0;j < 31;++j) { u += out[j]; out[j] = u & 255; u >>= 8; }
u += out[j]; out[j] = u;
}
static void square(unsigned int out[32],const unsigned int a[32])
{
unsigned int i;
unsigned int j;
unsigned int u;
for (i = 0;i < 32;++i) {
u = 0;
for (j = 0;j < i - j;++j) u += a[j] * a[i - j];
for (j = i + 1;j < i + 32 - j;++j) u += 38 * a[j] * a[i + 32 - j];
u *= 2;
if ((i & 1) == 0) {
u += a[i / 2] * a[i / 2];
u += 38 * a[i / 2 + 16] * a[i / 2 + 16];
}
out[i] = u;
}
squeeze(out);
}
static void c_select(unsigned int p[64],unsigned int q[64],const unsigned int r[64],const unsigned int s[64],unsigned int b)
{
unsigned int j;
unsigned int t;
unsigned int bminus1;
bminus1 = b - 1;
for (j = 0;j < 64;++j) {
t = bminus1 & (r[j] ^ s[j]);
p[j] = s[j] ^ t;
q[j] = r[j] ^ t;
}
}
static void mainloop(unsigned int work[64],const unsigned char e[32])
{
unsigned int xzm1[64];
unsigned int xzm[64];
unsigned int xzmb[64];
unsigned int xzm1b[64];
unsigned int xznb[64];
unsigned int xzn1b[64];
unsigned int a0[64];
unsigned int a1[64];
unsigned int b0[64];
unsigned int b1[64];
unsigned int c1[64];
unsigned int r[32];
unsigned int s[32];
unsigned int t[32];
unsigned int u[32];
unsigned int j;
unsigned int b;
int pos;
for (j = 0;j < 32;++j) xzm1[j] = work[j];
xzm1[32] = 1;
for (j = 33;j < 64;++j) xzm1[j] = 0;
xzm[0] = 1;
for (j = 1;j < 64;++j) xzm[j] = 0;
for (pos = 254;pos >= 0;--pos) {
b = e[pos / 8] >> (pos & 7);
b &= 1;
c_select(xzmb,xzm1b,xzm,xzm1,b);
add(a0,xzmb,xzmb + 32);
sub(a0 + 32,xzmb,xzmb + 32);
add(a1,xzm1b,xzm1b + 32);
sub(a1 + 32,xzm1b,xzm1b + 32);
square(b0,a0);
square(b0 + 32,a0 + 32);
mult(b1,a1,a0 + 32);
mult(b1 + 32,a1 + 32,a0);
add(c1,b1,b1 + 32);
sub(c1 + 32,b1,b1 + 32);
square(r,c1 + 32);
sub(s,b0,b0 + 32);
mult121665(t,s);
add(u,t,b0);
mult(xznb,b0,b0 + 32);
mult(xznb + 32,s,u);
square(xzn1b,c1);
mult(xzn1b + 32,r,work);
c_select(xzm,xzm1,xznb,xzn1b,b);
}
for (j = 0;j < 64;++j) work[j] = xzm[j];
}
static void recip(unsigned int out[32],const unsigned int z[32])
{
unsigned int z2[32];
unsigned int z9[32];
unsigned int z11[32];
unsigned int z2_5_0[32];
unsigned int z2_10_0[32];
unsigned int z2_20_0[32];
unsigned int z2_50_0[32];
unsigned int z2_100_0[32];
unsigned int t0[32];
unsigned int t1[32];
int i;
/* 2 */ square(z2,z);
/* 4 */ square(t1,z2);
/* 8 */ square(t0,t1);
/* 9 */ mult(z9,t0,z);
/* 11 */ mult(z11,z9,z2);
/* 22 */ square(t0,z11);
/* 2^5 - 2^0 = 31 */ mult(z2_5_0,t0,z9);
/* 2^6 - 2^1 */ square(t0,z2_5_0);
/* 2^7 - 2^2 */ square(t1,t0);
/* 2^8 - 2^3 */ square(t0,t1);
/* 2^9 - 2^4 */ square(t1,t0);
/* 2^10 - 2^5 */ square(t0,t1);
/* 2^10 - 2^0 */ mult(z2_10_0,t0,z2_5_0);
/* 2^11 - 2^1 */ square(t0,z2_10_0);
/* 2^12 - 2^2 */ square(t1,t0);
/* 2^20 - 2^10 */ for (i = 2;i < 10;i += 2) { square(t0,t1); square(t1,t0); }
/* 2^20 - 2^0 */ mult(z2_20_0,t1,z2_10_0);
/* 2^21 - 2^1 */ square(t0,z2_20_0);
/* 2^22 - 2^2 */ square(t1,t0);
/* 2^40 - 2^20 */ for (i = 2;i < 20;i += 2) { square(t0,t1); square(t1,t0); }
/* 2^40 - 2^0 */ mult(t0,t1,z2_20_0);
/* 2^41 - 2^1 */ square(t1,t0);
/* 2^42 - 2^2 */ square(t0,t1);
/* 2^50 - 2^10 */ for (i = 2;i < 10;i += 2) { square(t1,t0); square(t0,t1); }
/* 2^50 - 2^0 */ mult(z2_50_0,t0,z2_10_0);
/* 2^51 - 2^1 */ square(t0,z2_50_0);
/* 2^52 - 2^2 */ square(t1,t0);
/* 2^100 - 2^50 */ for (i = 2;i < 50;i += 2) { square(t0,t1); square(t1,t0); }
/* 2^100 - 2^0 */ mult(z2_100_0,t1,z2_50_0);
/* 2^101 - 2^1 */ square(t1,z2_100_0);
/* 2^102 - 2^2 */ square(t0,t1);
/* 2^200 - 2^100 */ for (i = 2;i < 100;i += 2) { square(t1,t0); square(t0,t1); }
/* 2^200 - 2^0 */ mult(t1,t0,z2_100_0);
/* 2^201 - 2^1 */ square(t0,t1);
/* 2^202 - 2^2 */ square(t1,t0);
/* 2^250 - 2^50 */ for (i = 2;i < 50;i += 2) { square(t0,t1); square(t1,t0); }
/* 2^250 - 2^0 */ mult(t0,t1,z2_50_0);
/* 2^251 - 2^1 */ square(t1,t0);
/* 2^252 - 2^2 */ square(t0,t1);
/* 2^253 - 2^3 */ square(t1,t0);
/* 2^254 - 2^4 */ square(t0,t1);
/* 2^255 - 2^5 */ square(t1,t0);
/* 2^255 - 21 */ mult(out,t1,z11);
}
int crypto_scalarmult(unsigned char *q,
const unsigned char *n,
const unsigned char *p)
{
unsigned int work[96];
unsigned char e[32];
unsigned int i;
for (i = 0;i < 32;++i) e[i] = n[i];
e[0] &= 248;
e[31] &= 127;
e[31] |= 64;
for (i = 0;i < 32;++i) work[i] = p[i];
mainloop(work,e);
recip(work + 32,work + 32);
mult(work + 64,work,work + 32);
freeze(work + 64);
for (i = 0;i < 32;++i) q[i] = work[64 + i];
return 0;
}

94
libssh/tests/client/torture_forward.c Normal file
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/*
* This file is part of the SSH Library
*
* Copyright (c) 2013 by Andreas Schneider <asn@cryptomilk.org>
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#define LIBSSH_STATIC
#include "torture.h"
#include <libssh/libssh.h>
static void setup(void **state)
{
ssh_session session;
const char *host;
const char *user;
const char *password;
host = getenv("TORTURE_HOST");
if (host == NULL) {
host = "localhost";
}
user = getenv("TORTURE_USER");
password = getenv("TORTURE_PASSWORD");
session = torture_ssh_session(host, user, password);
assert_false(session == NULL);
*state = session;
}
static void teardown(void **state)
{
ssh_session session = *state;
assert_false(session == NULL);
if (ssh_is_connected(session)) {
ssh_disconnect(session);
}
ssh_free(session);
}
static void torture_ssh_forward(void **state)
{
ssh_session session = *state;
#if 0
ssh_channel c;
#endif
int bound_port;
int rc;
rc = ssh_forward_listen(session, "127.0.0.1", 8080, &bound_port);
assert_int_equal(rc, SSH_OK);
#if 0
c = ssh_forward_accept(session, 60000);
assert_non_null(c);
ssh_channel_send_eof(c);
ssh_channel_close(c);
#endif
}
int torture_run_tests(void) {
int rc;
const UnitTest tests[] = {
unit_test_setup_teardown(torture_ssh_forward, setup, teardown),
};
ssh_init();
rc = run_tests(tests);
ssh_finalize();
return rc;
}

114
libssh/tests/client/torture_request_env.c Normal file
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/*
* This file is part of the SSH Library
*
* Copyright (c) 2013 by Andreas Schneider <asn@cryptomilk.org>
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#define LIBSSH_STATIC
#include "torture.h"
#include <libssh/libssh.h>
static void setup(void **state)
{
ssh_session session;
const char *host;
const char *user;
const char *password;
host = getenv("TORTURE_HOST");
if (host == NULL) {
host = "localhost";
}
user = getenv("TORTURE_USER");
password = getenv("TORTURE_PASSWORD");
session = torture_ssh_session(host, user, password);
assert_false(session == NULL);
*state = session;
}
static void teardown(void **state)
{
ssh_session session = *state;
assert_false(session == NULL);
if (ssh_is_connected(session)) {
ssh_disconnect(session);
}
ssh_free(session);
}
static void torture_request_env(void **state)
{
ssh_session session = *state;
ssh_channel c;
char buffer[4096];
int nbytes;
int rc;
int lang_found = 0;
c = ssh_channel_new(session);
assert_non_null(c);
rc = ssh_channel_open_session(c);
assert_int_equal(rc, SSH_OK);
rc = ssh_channel_request_env(c, "LANG", "LIBSSH");
assert_int_equal(rc, SSH_OK);
rc = ssh_channel_request_exec(c, "bash -c export");
assert_int_equal(rc, SSH_OK);
nbytes = ssh_channel_read(c, buffer, sizeof(buffer), 0);
while (nbytes > 0) {
#if 0
rc = fwrite(buffer, 1, nbytes, stdout);
assert_int_equal(rc, nbytes);
#endif
if (strstr(buffer, "LANG=\"LIBSSH\"")) {
lang_found = 1;
break;
}
nbytes = ssh_channel_read(c, buffer, sizeof(buffer), 0);
}
assert_int_equal(lang_found, 1);
ssh_channel_close(c);
}
int torture_run_tests(void) {
int rc;
const UnitTest tests[] = {
unit_test_setup_teardown(torture_request_env, setup, teardown),
};
ssh_init();
rc = run_tests(tests);
ssh_finalize();
return rc;
}

83
libssh/tests/client/torture_sftp_read.c Normal file
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#define LIBSSH_STATIC
#include "torture.h"
#include "sftp.c"
#define MAX_XFER_BUF_SIZE 16384
static void setup(void **state) {
ssh_session session;
struct torture_sftp *t;
const char *host;
const char *user;
const char *password;
host = getenv("TORTURE_HOST");
if (host == NULL) {
host = "localhost";
}
user = getenv("TORTURE_USER");
password = getenv("TORTURE_PASSWORD");
session = torture_ssh_session(host, user, password);
assert_false(session == NULL);
t = torture_sftp_session(session);
assert_false(t == NULL);
*state = t;
}
static void teardown(void **state) {
struct torture_sftp *t = *state;
assert_false(t == NULL);
torture_rmdirs(t->testdir);
torture_sftp_close(t);
}
static void torture_sftp_read_blocking(void **state) {
struct torture_sftp *t = *state;
char libssh_tmp_file[] = "/tmp/libssh_sftp_test_XXXXXX";
char buf[MAX_XFER_BUF_SIZE];
ssize_t bytesread;
ssize_t byteswritten;
int fd;
sftp_file file;
file = sftp_open(t->sftp, "/usr/bin/ssh", O_RDONLY, 0);
assert_non_null(file);
fd = mkstemp(libssh_tmp_file);
unlink(libssh_tmp_file);
for (;;) {
bytesread = sftp_read(file, buf, MAX_XFER_BUF_SIZE);
if (bytesread == 0) {
break; /* EOF */
}
assert_false(bytesread < 0);
byteswritten = write(fd, buf, bytesread);
assert_int_equal(byteswritten, bytesread);
}
close(fd);
sftp_close(file);
}
int torture_run_tests(void) {
int rc;
const UnitTest tests[] = {
unit_test_setup_teardown(torture_sftp_read_blocking, setup, teardown)
};
ssh_init();
rc = run_tests(tests);
ssh_finalize();
return rc;
}

48
libssh/tests/unittests/torture_channel.c Normal file
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#define LIBSSH_STATIC
#include <libssh/priv.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "torture.h"
#include "channels.c"
static void torture_channel_select(void **state)
{
fd_set readfds;
int fd;
int rc;
int i;
(void)state; /* unused */
fd = open("/dev/null", 0);
assert_true(fd > 2);
FD_SET(fd, &readfds);
for (i = 0; i < 10; i++) {
ssh_channel cin[1] = { NULL, };
ssh_channel cout[1] = { NULL, };
struct timeval tv = { .tv_sec = 0, .tv_usec = 1000 };
rc = ssh_select(cin, cout, fd + 1, &readfds, &tv);
assert_int_equal(rc, SSH_OK);
}
close(fd);
}
int torture_run_tests(void) {
int rc;
const UnitTest tests[] = {
unit_test(torture_channel_select),
};
ssh_init();
rc = run_tests(tests);
ssh_finalize();
return rc;
}