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lib: fix various compiler warnings

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This commit is contained in:
Daniel Stenberg
2019-03-15 16:45:15 +01:00
parent 0a140b7cb7
commit bd5a620d1a
11 changed files with 95 additions and 80 deletions
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6
src/channel.c
View File

@@ -1,6 +1,6 @@
/* Copyright (c) 2004-2007 Sara Golemon <sarag@libssh2.org> /* Copyright (c) 2004-2007 Sara Golemon <sarag@libssh2.org>
* Copyright (c) 2005 Mikhail Gusarov <dottedmag@dottedmag.net> * Copyright (c) 2005 Mikhail Gusarov <dottedmag@dottedmag.net>
* Copyright (c) 2008-2014 by Daniel Stenberg * Copyright (c) 2008-2019 by Daniel Stenberg
* *
* All rights reserved. * All rights reserved.
* *
@@ -1180,7 +1180,7 @@ channel_x11_req(LIBSSH2_CHANNEL *channel, int single_connection,
_libssh2_random(buffer, LIBSSH2_X11_RANDOM_COOKIE_LEN / 2); _libssh2_random(buffer, LIBSSH2_X11_RANDOM_COOKIE_LEN / 2);
for(i = 0; i < (LIBSSH2_X11_RANDOM_COOKIE_LEN / 2); i++) { for(i = 0; i < (LIBSSH2_X11_RANDOM_COOKIE_LEN / 2); i++) {
snprintf((char *)&s[i*2], 3, "%02X%c", buffer[i], '\0'); snprintf((char *)&s[i*2], 3, "%02X", buffer[i]);
} }
} }
s += cookie_len; s += cookie_len;
@@ -1439,7 +1439,7 @@ _libssh2_channel_flush(LIBSSH2_CHANNEL *channel, int streamid)
&& ((packet->data_len >= 5) && ((packet->data_len >= 5)
&& (_libssh2_ntohu32(packet->data + 1) == channel->local.id))) { && (_libssh2_ntohu32(packet->data + 1) == channel->local.id))) {
/* It's our channel at least */ /* It's our channel at least */
unsigned int packet_stream_id; int packet_stream_id;
if(packet_type == SSH_MSG_CHANNEL_DATA) { if(packet_type == SSH_MSG_CHANNEL_DATA) {
packet_stream_id = 0; packet_stream_id = 0;

2
src/crypto.h
View File

@@ -1,6 +1,6 @@
/* Copyright (C) 2009, 2010 Simon Josefsson /* Copyright (C) 2009, 2010 Simon Josefsson
* Copyright (C) 2006, 2007 The Written Word, Inc. All rights reserved. * Copyright (C) 2006, 2007 The Written Word, Inc. All rights reserved.
* Copyright (C) 2010 Daniel Stenberg * Copyright (C) 2010-2019 Daniel Stenberg
* *
* Redistribution and use in source and binary forms, * Redistribution and use in source and binary forms,
* with or without modification, are permitted provided * with or without modification, are permitted provided

16
src/hostkey.c
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@@ -1,5 +1,5 @@
/* Copyright (c) 2004-2006, Sara Golemon <sarag@libssh2.org> /* Copyright (c) 2004-2006, Sara Golemon <sarag@libssh2.org>
* Copyright (c) 2009-2014 by Daniel Stenberg * Copyright (c) 2009-2019 by Daniel Stenberg
* All rights reserved. * All rights reserved.
* *
* Redistribution and use in source and binary forms, * Redistribution and use in source and binary forms,
@@ -66,7 +66,7 @@ hostkey_method_ssh_rsa_init(LIBSSH2_SESSION * session,
libssh2_rsa_ctx *rsactx; libssh2_rsa_ctx *rsactx;
unsigned char *e, *n; unsigned char *e, *n;
int e_len, n_len; int e_len, n_len;
struct string_buf buf = { .len = 0, .offset = 0 }; struct string_buf buf;
if(*abstract) { if(*abstract) {
hostkey_method_ssh_rsa_dtor(session, abstract); hostkey_method_ssh_rsa_dtor(session, abstract);
@@ -79,6 +79,7 @@ hostkey_method_ssh_rsa_init(LIBSSH2_SESSION * session,
return -1; return -1;
} }
buf.offset = 0;
buf.data = (unsigned char*)hostkey_data; buf.data = (unsigned char*)hostkey_data;
buf.dataptr = buf.data; buf.dataptr = buf.data;
buf.len = hostkey_data_len; buf.len = hostkey_data_len;
@@ -284,7 +285,7 @@ hostkey_method_ssh_dss_init(LIBSSH2_SESSION * session,
libssh2_dsa_ctx *dsactx; libssh2_dsa_ctx *dsactx;
unsigned char *p, *q, *g, *y; unsigned char *p, *q, *g, *y;
int p_len, q_len, g_len, y_len; int p_len, q_len, g_len, y_len;
struct string_buf buf = { .len = 0, .offset = 0 }; struct string_buf buf;
if(*abstract) { if(*abstract) {
hostkey_method_ssh_dss_dtor(session, abstract); hostkey_method_ssh_dss_dtor(session, abstract);
@@ -297,6 +298,7 @@ hostkey_method_ssh_dss_init(LIBSSH2_SESSION * session,
return -1; return -1;
} }
buf.offset = 0;
buf.data = (unsigned char*)hostkey_data; buf.data = (unsigned char*)hostkey_data;
buf.dataptr = buf.data; buf.dataptr = buf.data;
buf.len = hostkey_data_len; buf.len = hostkey_data_len;
@@ -508,7 +510,7 @@ hostkey_method_ssh_ecdsa_init(LIBSSH2_SESSION * session,
unsigned char *type_str, *domain, *public_key; unsigned char *type_str, *domain, *public_key;
int key_len; int key_len;
libssh2_curve_type type; libssh2_curve_type type;
struct string_buf buf = { .len = 0, .offset = 0 }; struct string_buf buf;
if(abstract != NULL && *abstract) { if(abstract != NULL && *abstract) {
hostkey_method_ssh_ecdsa_dtor(session, abstract); hostkey_method_ssh_ecdsa_dtor(session, abstract);
@@ -521,6 +523,7 @@ hostkey_method_ssh_ecdsa_init(LIBSSH2_SESSION * session,
return -1; return -1;
} }
buf.offset = 0;
buf.data = (unsigned char*)hostkey_data; buf.data = (unsigned char*)hostkey_data;
buf.dataptr = buf.data; buf.dataptr = buf.data;
buf.len = hostkey_data_len; buf.len = hostkey_data_len;
@@ -636,7 +639,7 @@ hostkey_method_ssh_ecdsa_sig_verify(LIBSSH2_SESSION * session,
{ {
unsigned char *r, *s, *name; unsigned char *r, *s, *name;
unsigned int r_len, s_len, len; unsigned int r_len, s_len, len;
struct string_buf buf = { .len = 0, .offset = 0 }; struct string_buf buf;
libssh2_ecdsa_ctx *ctx = (libssh2_ecdsa_ctx *) (*abstract); libssh2_ecdsa_ctx *ctx = (libssh2_ecdsa_ctx *) (*abstract);
(void) session; (void) session;
@@ -645,6 +648,7 @@ hostkey_method_ssh_ecdsa_sig_verify(LIBSSH2_SESSION * session,
return -1; return -1;
/* keyname_len(4) + keyname(19){"ecdsa-sha2-nistp256"} + signature_len(4) */ /* keyname_len(4) + keyname(19){"ecdsa-sha2-nistp256"} + signature_len(4) */
buf.offset = 0;
buf.data = (unsigned char*)sig; buf.data = (unsigned char*)sig;
buf.dataptr = buf.data; buf.dataptr = buf.data;
buf.len = sig_len; buf.len = sig_len;
@@ -815,7 +819,7 @@ hostkey_method_ssh_ed25519_init(LIBSSH2_SESSION * session,
s += 11; s += 11;
//public key /* public key */
key_len = _libssh2_ntohu32(s); key_len = _libssh2_ntohu32(s);
s += 4; s += 4;

34
src/kex.c
View File

@@ -1,5 +1,5 @@
/* Copyright (c) 2004-2007, Sara Golemon <sarag@libssh2.org> /* Copyright (c) 2004-2007, Sara Golemon <sarag@libssh2.org>
* Copyright (c) 2010, Daniel Stenberg <daniel@haxx.se> * Copyright (c) 2010-2019, Daniel Stenberg <daniel@haxx.se>
* All rights reserved. * All rights reserved.
* *
* Redistribution and use in source and binary forms, * Redistribution and use in source and binary forms,
@@ -1667,7 +1667,7 @@ kex_method_diffie_hellman_group_exchange_sha1_key_exchange
if(key_state->state == libssh2_NB_state_sent1) { if(key_state->state == libssh2_NB_state_sent1) {
unsigned int p_len, g_len; unsigned int p_len, g_len;
unsigned char *p, *g; unsigned char *p, *g;
struct string_buf buf = { .len = 0, .offset = 0 }; struct string_buf buf;
if(key_state->data_len < 9) { if(key_state->data_len < 9) {
ret = _libssh2_error(session, LIBSSH2_ERROR_PROTO, ret = _libssh2_error(session, LIBSSH2_ERROR_PROTO,
@@ -1675,6 +1675,7 @@ kex_method_diffie_hellman_group_exchange_sha1_key_exchange
goto dh_gex_clean_exit; goto dh_gex_clean_exit;
} }
buf.offset = 0;
buf.data = key_state->data; buf.data = key_state->data;
buf.dataptr = buf.data; buf.dataptr = buf.data;
buf.len = key_state->data_len; buf.len = key_state->data_len;
@@ -1789,7 +1790,7 @@ kex_method_diffie_hellman_group_exchange_sha256_key_exchange
if(key_state->state == libssh2_NB_state_sent1) { if(key_state->state == libssh2_NB_state_sent1) {
unsigned char *p, *g; unsigned char *p, *g;
unsigned long p_len, g_len; unsigned long p_len, g_len;
struct string_buf buf = { .len = 0, .offset = 0 }; struct string_buf buf;
if(key_state->data_len < 9) { if(key_state->data_len < 9) {
ret = _libssh2_error(session, LIBSSH2_ERROR_PROTO, ret = _libssh2_error(session, LIBSSH2_ERROR_PROTO,
@@ -1797,6 +1798,7 @@ kex_method_diffie_hellman_group_exchange_sha256_key_exchange
goto dh_gex_clean_exit; goto dh_gex_clean_exit;
} }
buf.offset = 0;
buf.data = key_state->data; buf.data = key_state->data;
buf.dataptr = buf.data; buf.dataptr = buf.data;
buf.len = key_state->data_len; buf.len = key_state->data_len;
@@ -2602,7 +2604,7 @@ static int curve25519_sha256(LIBSSH2_SESSION *session, unsigned char *data,
/* parse INIT reply data */ /* parse INIT reply data */
unsigned char *server_public_key, *server_host_key; unsigned char *server_public_key, *server_host_key;
unsigned int server_public_key_len; unsigned int server_public_key_len;
struct string_buf buf = { .len = 0, .offset = 0 }; struct string_buf buf;
if(data_len < 5) { if(data_len < 5) {
ret = _libssh2_error(session, LIBSSH2_ERROR_PROTO, ret = _libssh2_error(session, LIBSSH2_ERROR_PROTO,
@@ -2610,6 +2612,7 @@ static int curve25519_sha256(LIBSSH2_SESSION *session, unsigned char *data,
goto clean_exit; goto clean_exit;
} }
buf.offset = 0;
buf.data = data; buf.data = data;
buf.len = data_len; buf.len = data_len;
buf.dataptr = buf.data; buf.dataptr = buf.data;
@@ -2743,7 +2746,7 @@ static int curve25519_sha256(LIBSSH2_SESSION *session, unsigned char *data,
} }
// Compute the shared secret K /* Compute the shared secret K */
rc = _libssh2_curve25519_gen_k(&exchange_state->k, private_key, server_public_key); rc = _libssh2_curve25519_gen_k(&exchange_state->k, private_key, server_public_key);
if( rc != 0) { if( rc != 0) {
ret = _libssh2_error(session, LIBSSH2_ERROR_KEX_FAILURE, ret = _libssh2_error(session, LIBSSH2_ERROR_KEX_FAILURE,
@@ -2753,7 +2756,7 @@ static int curve25519_sha256(LIBSSH2_SESSION *session, unsigned char *data,
exchange_state->k_value_len = _libssh2_bn_bytes(exchange_state->k) + 5; exchange_state->k_value_len = _libssh2_bn_bytes(exchange_state->k) + 5;
if(_libssh2_bn_bits(exchange_state->k) % 8) { if(_libssh2_bn_bits(exchange_state->k) % 8) {
// don't need leading 00 /* don't need leading 00 */
exchange_state->k_value_len--; exchange_state->k_value_len--;
} }
exchange_state->k_value = exchange_state->k_value =
@@ -2772,7 +2775,7 @@ static int curve25519_sha256(LIBSSH2_SESSION *session, unsigned char *data,
_libssh2_bn_to_bin(exchange_state->k, exchange_state->k_value + 5); _libssh2_bn_to_bin(exchange_state->k, exchange_state->k_value + 5);
} }
// verify hash /*/ verify hash */
LIBSSH2_KEX_METHOD_EC_SHA_HASH_CREATE_VERIFY(256); LIBSSH2_KEX_METHOD_EC_SHA_HASH_CREATE_VERIFY(256);
if( rc != 0) { if( rc != 0) {
@@ -2809,11 +2812,14 @@ static int curve25519_sha256(LIBSSH2_SESSION *session, unsigned char *data,
goto clean_exit; goto clean_exit;
} }
// The first key exchange has been performed, switch to active crypt/comp/mac mode /* The first key exchange has been performed, switch to active
crypt/comp/mac mode */
session->state |= LIBSSH2_STATE_NEWKEYS; session->state |= LIBSSH2_STATE_NEWKEYS;
_libssh2_debug(session, LIBSSH2_TRACE_KEX, "Received NEWKEYS message"); _libssh2_debug(session, LIBSSH2_TRACE_KEX, "Received NEWKEYS message");
// This will actually end up being just packet_type(1) for this packet type anyway /* This will actually end up being just packet_type(1) for this packet
type anyway */
LIBSSH2_FREE(session, exchange_state->tmp); LIBSSH2_FREE(session, exchange_state->tmp);
if(!session->session_id) { if(!session->session_id) {
@@ -2831,13 +2837,13 @@ static int curve25519_sha256(LIBSSH2_SESSION *session, unsigned char *data,
_libssh2_debug(session, LIBSSH2_TRACE_KEX, "session_id calculated"); _libssh2_debug(session, LIBSSH2_TRACE_KEX, "session_id calculated");
} }
// Cleanup any existing cipher /* Cleanup any existing cipher */
if(session->local.crypt->dtor) { if(session->local.crypt->dtor) {
session->local.crypt->dtor(session, session->local.crypt->dtor(session,
&session->local.crypt_abstract); &session->local.crypt_abstract);
} }
// Calculate IV/Secret/Key for each direction /* Calculate IV/Secret/Key for each direction */
if(session->local.crypt->init) { if(session->local.crypt->init) {
unsigned char *iv = NULL, *secret = NULL; unsigned char *iv = NULL, *secret = NULL;
int free_iv = 0, free_secret = 0; int free_iv = 0, free_secret = 0;
@@ -2882,7 +2888,7 @@ static int curve25519_sha256(LIBSSH2_SESSION *session, unsigned char *data,
"Client to Server IV and Key calculated"); "Client to Server IV and Key calculated");
if(session->remote.crypt->dtor) { if(session->remote.crypt->dtor) {
// Cleanup any existing cipher /* Cleanup any existing cipher */
session->remote.crypt->dtor(session, session->remote.crypt->dtor(session,
&session->remote.crypt_abstract); &session->remote.crypt_abstract);
} }
@@ -2984,9 +2990,9 @@ static int curve25519_sha256(LIBSSH2_SESSION *session, unsigned char *data,
_libssh2_debug(session, LIBSSH2_TRACE_KEX, _libssh2_debug(session, LIBSSH2_TRACE_KEX,
"Server to Client HMAC Key calculated"); "Server to Client HMAC Key calculated");
// Initialize compression for each direction /* Initialize compression for each direction */
// Cleanup any existing compression /* Cleanup any existing compression */
if(session->local.comp && session->local.comp->dtor) { if(session->local.comp && session->local.comp->dtor) {
session->local.comp->dtor(session, 1, session->local.comp->dtor(session, 1,
&session->local.comp_abstract); &session->local.comp_abstract);

3
src/knownhost.c
View File

@@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2009-2014 by Daniel Stenberg * Copyright (c) 2009-2019 by Daniel Stenberg
* All rights reserved. * All rights reserved.
* *
* Redistribution and use in source and binary forms, * Redistribution and use in source and binary forms,
@@ -1048,6 +1048,7 @@ knownhost_writeline(LIBSSH2_KNOWNHOSTS *hosts,
break; break;
} }
/* otherwise fallback to default and error */ /* otherwise fallback to default and error */
/* FALL-THROUGH */
default: default:
return _libssh2_error(hosts->session, return _libssh2_error(hosts->session,
LIBSSH2_ERROR_METHOD_NOT_SUPPORTED, LIBSSH2_ERROR_METHOD_NOT_SUPPORTED,

4
src/misc.c
View File

@@ -1,5 +1,5 @@
/* Copyright (c) 2004-2007 Sara Golemon <sarag@libssh2.org> /* Copyright (c) 2004-2007 Sara Golemon <sarag@libssh2.org>
* Copyright (c) 2009-2014 by Daniel Stenberg * Copyright (c) 2009-2019 by Daniel Stenberg
* Copyright (c) 2010 Simon Josefsson * Copyright (c) 2010 Simon Josefsson
* All rights reserved. * All rights reserved.
* *
@@ -785,7 +785,7 @@ int _libssh2_get_bignum_bytes(struct string_buf *buf, unsigned char **outbuf)
bn_len = data_len; bn_len = data_len;
bnptr = buf->dataptr; bnptr = buf->dataptr;
// trim leading zeros /* trim leading zeros */
while(bn_len > 0 && *bnptr == 0x00) { while(bn_len > 0 && *bnptr == 0x00) {
bn_len--; bn_len--;
bnptr++; bnptr++;

25
src/openssl.c
View File

@@ -871,8 +871,7 @@ gen_publickey_from_rsa_evp(LIBSSH2_SESSION *session,
"Unable to allocate memory for private key data"); "Unable to allocate memory for private key data");
} }
int static int _libssh2_rsa_new_additional_parameters(RSA *rsa)
_libssh2_rsa_new_additional_parameters(RSA *rsa)
{ {
BN_CTX *ctx = NULL; BN_CTX *ctx = NULL;
BIGNUM *aux = NULL; BIGNUM *aux = NULL;
@@ -940,7 +939,7 @@ out:
return rc; return rc;
} }
int static int
gen_publickey_from_rsa_openssh_priv_data(LIBSSH2_SESSION *session, gen_publickey_from_rsa_openssh_priv_data(LIBSSH2_SESSION *session,
struct string_buf *decrypted, struct string_buf *decrypted,
unsigned char **method, unsigned char **method,
@@ -959,7 +958,7 @@ gen_publickey_from_rsa_openssh_priv_data(LIBSSH2_SESSION *session,
LIBSSH2_TRACE_AUTH, LIBSSH2_TRACE_AUTH,
"Computing RSA keys from private key data"); "Computing RSA keys from private key data");
// public key data /* public key data */
if((nlen = _libssh2_get_bignum_bytes(decrypted, &n)) <= 0) { if((nlen = _libssh2_get_bignum_bytes(decrypted, &n)) <= 0) {
_libssh2_error(session, LIBSSH2_ERROR_PROTO, _libssh2_error(session, LIBSSH2_ERROR_PROTO,
"RSA no n"); "RSA no n");
@@ -972,7 +971,7 @@ gen_publickey_from_rsa_openssh_priv_data(LIBSSH2_SESSION *session,
return -1; return -1;
} }
// private key data /* private key data */
if((dlen = _libssh2_get_bignum_bytes(decrypted, &d)) <= 0) { if((dlen = _libssh2_get_bignum_bytes(decrypted, &d)) <= 0) {
_libssh2_error(session, LIBSSH2_ERROR_PROTO, _libssh2_error(session, LIBSSH2_ERROR_PROTO,
"RSA no d"); "RSA no d");
@@ -1043,7 +1042,7 @@ fail:
"Unable to allocate memory for private key data"); "Unable to allocate memory for private key data");
} }
int static int
_libssh2_rsa_new_openssh_private(libssh2_rsa_ctx ** rsa, _libssh2_rsa_new_openssh_private(libssh2_rsa_ctx ** rsa,
LIBSSH2_SESSION * session, LIBSSH2_SESSION * session,
const char *filename, const char *filename,
@@ -1257,7 +1256,7 @@ gen_publickey_from_dsa_evp(LIBSSH2_SESSION *session,
"Unable to allocate memory for private key data"); "Unable to allocate memory for private key data");
} }
int static int
gen_publickey_from_dsa_openssh_priv_data(LIBSSH2_SESSION *session, gen_publickey_from_dsa_openssh_priv_data(LIBSSH2_SESSION *session,
struct string_buf *decrypted, struct string_buf *decrypted,
unsigned char **method, unsigned char **method,
@@ -1342,7 +1341,7 @@ fail:
"Unable to allocate memory for private key data"); "Unable to allocate memory for private key data");
} }
int static int
_libssh2_dsa_new_openssh_private(libssh2_dsa_ctx ** dsa, _libssh2_dsa_new_openssh_private(libssh2_dsa_ctx ** dsa,
LIBSSH2_SESSION * session, LIBSSH2_SESSION * session,
const char *filename, const char *filename,
@@ -1557,7 +1556,7 @@ cleanExit:
return rc; return rc;
} }
int static int
gen_publickey_from_ed25519_openssh_priv_data(LIBSSH2_SESSION *session, gen_publickey_from_ed25519_openssh_priv_data(LIBSSH2_SESSION *session,
struct string_buf *decrypted, struct string_buf *decrypted,
unsigned char **method, unsigned char **method,
@@ -2304,7 +2303,7 @@ clean_exit:
return -1; return -1;
} }
int static int
gen_publickey_from_ecdsa_openssh_priv_data(LIBSSH2_SESSION *session, gen_publickey_from_ecdsa_openssh_priv_data(LIBSSH2_SESSION *session,
libssh2_curve_type curve_type, libssh2_curve_type curve_type,
struct string_buf *decrypted, struct string_buf *decrypted,
@@ -2388,7 +2387,7 @@ fail:
} }
int static int
_libssh2_ecdsa_new_openssh_private(libssh2_ecdsa_ctx ** ec_ctx, _libssh2_ecdsa_new_openssh_private(libssh2_ecdsa_ctx ** ec_ctx,
LIBSSH2_SESSION * session, LIBSSH2_SESSION * session,
const char *filename, const char *filename,
@@ -2751,7 +2750,7 @@ _libssh2_ed25519_verify(libssh2_ed25519_ctx *ctx, const uint8_t *s,
#endif /* LIBSSH2_ED25519 */ #endif /* LIBSSH2_ED25519 */
int static int
_libssh2_pub_priv_openssh_keyfile(LIBSSH2_SESSION *session, _libssh2_pub_priv_openssh_keyfile(LIBSSH2_SESSION *session,
unsigned char **method, unsigned char **method,
size_t *method_len, size_t *method_len,
@@ -2936,7 +2935,7 @@ _libssh2_pub_priv_keyfile(LIBSSH2_SESSION *session,
return st; return st;
} }
int static int
_libssh2_pub_priv_openssh_keyfilememory(LIBSSH2_SESSION *session, _libssh2_pub_priv_openssh_keyfilememory(LIBSSH2_SESSION *session,
void **key_ctx, void **key_ctx,
const char *key_type, const char *key_type,

9
src/openssl.h
View File

@@ -81,8 +81,11 @@
#if OPENSSL_VERSION_NUMBER >= 0x10101000L && \ #if OPENSSL_VERSION_NUMBER >= 0x10101000L && \
!defined(LIBRESSL_VERSION_NUMBER) !defined(LIBRESSL_VERSION_NUMBER)
# define LIBSSH2_ED25519 1 # define LIBSSH2_ED25519 1
#else
# define LIBSSH2_ED25519 0
#endif #endif
#ifdef OPENSSL_NO_MD5 #ifdef OPENSSL_NO_MD5
# define LIBSSH2_MD5 0 # define LIBSSH2_MD5 0
#else #else
@@ -300,7 +303,7 @@ extern void _libssh2_openssl_crypto_exit(void);
#define _libssh2_dsa_free(dsactx) DSA_free(dsactx) #define _libssh2_dsa_free(dsactx) DSA_free(dsactx)
#if LIBSSH2_ECDSA #ifdef LIBSSH2_ECDSA
#define libssh2_ecdsa_ctx EC_KEY #define libssh2_ecdsa_ctx EC_KEY
#define _libssh2_ecdsa_free(ecdsactx) EC_KEY_free(ecdsactx) #define _libssh2_ecdsa_free(ecdsactx) EC_KEY_free(ecdsactx)
#define _libssh2_ec_key EC_KEY #define _libssh2_ec_key EC_KEY
@@ -308,14 +311,14 @@ extern void _libssh2_openssl_crypto_exit(void);
typedef enum { typedef enum {
LIBSSH2_EC_CURVE_NISTP256 = NID_X9_62_prime256v1, LIBSSH2_EC_CURVE_NISTP256 = NID_X9_62_prime256v1,
LIBSSH2_EC_CURVE_NISTP384 = NID_secp384r1, LIBSSH2_EC_CURVE_NISTP384 = NID_secp384r1,
LIBSSH2_EC_CURVE_NISTP521 = NID_secp521r1, LIBSSH2_EC_CURVE_NISTP521 = NID_secp521r1
} }
libssh2_curve_type; libssh2_curve_type;
#else #else
#define _libssh2_ec_key void #define _libssh2_ec_key void
#endif /* LIBSSH2_ECDSA */ #endif /* LIBSSH2_ECDSA */
#if LIBSSH2_ED25519 #ifdef LIBSSH2_ED25519
typedef struct { typedef struct {
EVP_PKEY *public_key; EVP_PKEY *public_key;

4
src/pem.c
View File

@@ -359,7 +359,7 @@ _libssh2_pem_parse_memory(LIBSSH2_SESSION * session,
#define OPENSSL_HEADER_BEGIN "-----BEGIN OPENSSH PRIVATE KEY-----" #define OPENSSL_HEADER_BEGIN "-----BEGIN OPENSSH PRIVATE KEY-----"
#define OPENSSL_HEADER_END "-----END OPENSSH PRIVATE KEY-----" #define OPENSSL_HEADER_END "-----END OPENSSH PRIVATE KEY-----"
int static int
_libssh2_openssh_pem_parse_data(LIBSSH2_SESSION * session, _libssh2_openssh_pem_parse_data(LIBSSH2_SESSION * session,
const unsigned char *passphrase, const unsigned char *passphrase,
const char *b64data, size_t b64datalen, const char *b64data, size_t b64datalen,
@@ -575,7 +575,7 @@ _libssh2_openssh_pem_parse_data(LIBSSH2_SESSION * session,
goto out; goto out;
} }
while (len_decrypted <= decrypted.len - blocksize) { while ((size_t)len_decrypted <= decrypted.len - blocksize) {
if (method->crypt(session, decrypted.data + len_decrypted, blocksize, if (method->crypt(session, decrypted.data + len_decrypted, blocksize,
&abstract)) { &abstract)) {
ret = LIBSSH2_ERROR_DECRYPT; ret = LIBSSH2_ERROR_DECRYPT;

5
src/scp.c
View File

@@ -1,4 +1,4 @@
/* Copyright (c) 2009-2010 by Daniel Stenberg /* Copyright (c) 2009-2019 by Daniel Stenberg
* Copyright (c) 2004-2008, Sara Golemon <sarag@libssh2.org> * Copyright (c) 2004-2008, Sara Golemon <sarag@libssh2.org>
* All rights reserved. * All rights reserved.
* *
@@ -776,8 +776,9 @@ libssh2_scp_recv(LIBSSH2_SESSION *session, const char *path, struct stat * sb)
LIBSSH2_CHANNEL *ptr; LIBSSH2_CHANNEL *ptr;
/* scp_recv uses libssh2_struct_stat, so pass one if the caller gave us a struct to populate... */ /* scp_recv uses libssh2_struct_stat, so pass one if the caller gave us a struct to populate... */
libssh2_struct_stat sb_intl = {0}; libssh2_struct_stat sb_intl;
libssh2_struct_stat *sb_ptr; libssh2_struct_stat *sb_ptr;
memset(&sb_intl, 0, sizeof(sb_intl));
sb_ptr = sb ? &sb_intl : NULL; sb_ptr = sb ? &sb_intl : NULL;
BLOCK_ADJUST_ERRNO(ptr, session, scp_recv(session, path, sb_ptr)); BLOCK_ADJUST_ERRNO(ptr, session, scp_recv(session, path, sb_ptr));

5
src/sftp.c
View File

@@ -1,6 +1,6 @@
/* Copyright (c) 2004-2008, Sara Golemon <sarag@libssh2.org> /* Copyright (c) 2004-2008, Sara Golemon <sarag@libssh2.org>
* Copyright (c) 2007 Eli Fant <elifantu@mail.ru> * Copyright (c) 2007 Eli Fant <elifantu@mail.ru>
* Copyright (c) 2009-2014 by Daniel Stenberg * Copyright (c) 2009-2019 by Daniel Stenberg
* All rights reserved. * All rights reserved.
* *
* Redistribution and use in source and binary forms, * Redistribution and use in source and binary forms,
@@ -1416,7 +1416,7 @@ static ssize_t sftp_read(LIBSSH2_SFTP_HANDLE * handle, char *buffer,
"read request id %d sent (offset: %d, size: %d)", "read request id %d sent (offset: %d, size: %d)",
request_id, (int)chunk->offset, (int)chunk->len); request_id, (int)chunk->offset, (int)chunk->len);
} }
/* FALL-THROUGH */
case libssh2_NB_state_sent: case libssh2_NB_state_sent:
sftp->read_state = libssh2_NB_state_idle; sftp->read_state = libssh2_NB_state_idle;
@@ -1456,6 +1456,7 @@ static ssize_t sftp_read(LIBSSH2_SFTP_HANDLE * handle, char *buffer,
/* move on to the next chunk with data to send */ /* move on to the next chunk with data to send */
chunk = _libssh2_list_next(&chunk->node); chunk = _libssh2_list_next(&chunk->node);
} }
/* FALL-THROUGH */
case libssh2_NB_state_sent2: case libssh2_NB_state_sent2: