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Strictening function prototypes: char* -> const char* where applicable

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This commit is contained in:
Mikhail Gusarov
2005-06-18 10:41:59 +00:00
parent 06e1136ea0
commit b6d13ebe8a
9 changed files with 54 additions and 53 deletions
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40
include/libssh2.h
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@@ -256,37 +256,37 @@ LIBSSH2_API LIBSSH2_SESSION *libssh2_session_init_ex(LIBSSH2_ALLOC_FUNC((*my_all
LIBSSH2_API void **libssh2_session_abstract(LIBSSH2_SESSION *session); LIBSSH2_API void **libssh2_session_abstract(LIBSSH2_SESSION *session);
LIBSSH2_API void *libssh2_session_callback_set(LIBSSH2_SESSION *session, int cbtype, void *callback); LIBSSH2_API void *libssh2_session_callback_set(LIBSSH2_SESSION *session, int cbtype, void *callback);
LIBSSH2_API int libssh2_banner_set(LIBSSH2_SESSION *session, char *banner); LIBSSH2_API int libssh2_banner_set(LIBSSH2_SESSION *session, const char *banner);
LIBSSH2_API int libssh2_session_startup(LIBSSH2_SESSION *session, int socket); LIBSSH2_API int libssh2_session_startup(LIBSSH2_SESSION *session, int socket);
LIBSSH2_API int libssh2_session_disconnect_ex(LIBSSH2_SESSION *session, int reason, char *description, char *lang); LIBSSH2_API int libssh2_session_disconnect_ex(LIBSSH2_SESSION *session, int reason, const char *description, const char *lang);
#define libssh2_session_disconnect(session, description) libssh2_session_disconnect_ex((session), SSH_DISCONNECT_BY_APPLICATION, (description), "") #define libssh2_session_disconnect(session, description) libssh2_session_disconnect_ex((session), SSH_DISCONNECT_BY_APPLICATION, (description), "")
LIBSSH2_API void libssh2_session_free(LIBSSH2_SESSION *session); LIBSSH2_API void libssh2_session_free(LIBSSH2_SESSION *session);
LIBSSH2_API char *libssh2_hostkey_hash(LIBSSH2_SESSION *session, int hash_type); LIBSSH2_API const char *libssh2_hostkey_hash(LIBSSH2_SESSION *session, int hash_type);
LIBSSH2_API int libssh2_session_method_pref(LIBSSH2_SESSION *session, int method_type, char *prefs); LIBSSH2_API int libssh2_session_method_pref(LIBSSH2_SESSION *session, int method_type, const char *prefs);
LIBSSH2_API char *libssh2_session_methods(LIBSSH2_SESSION *session, int method_type); LIBSSH2_API const char *libssh2_session_methods(LIBSSH2_SESSION *session, int method_type);
LIBSSH2_API int libssh2_session_last_error(LIBSSH2_SESSION *session, char **errmsg, int *errmsg_len, int want_buf); LIBSSH2_API int libssh2_session_last_error(LIBSSH2_SESSION *session, char **errmsg, int *errmsg_len, int want_buf);
LIBSSH2_API int libssh2_session_flag(LIBSSH2_SESSION *session, int flag, int value); LIBSSH2_API int libssh2_session_flag(LIBSSH2_SESSION *session, int flag, int value);
/* Userauth API */ /* Userauth API */
LIBSSH2_API char *libssh2_userauth_list(LIBSSH2_SESSION *session, char *username, int username_len); LIBSSH2_API const char *libssh2_userauth_list(LIBSSH2_SESSION *session, const char *username, int username_len);
LIBSSH2_API int libssh2_userauth_authenticated(LIBSSH2_SESSION *session); LIBSSH2_API int libssh2_userauth_authenticated(LIBSSH2_SESSION *session);
LIBSSH2_API int libssh2_userauth_password_ex(LIBSSH2_SESSION *session, char *username, int username_len, char *password, int password_len, LIBSSH2_PASSWD_CHANGEREQ_FUNC((*passwd_change_cb))); LIBSSH2_API int libssh2_userauth_password_ex(LIBSSH2_SESSION *session, const char *username, int username_len, const char *password, int password_len, LIBSSH2_PASSWD_CHANGEREQ_FUNC((*passwd_change_cb)));
#define libssh2_userauth_password(session, username, password) libssh2_userauth_password_ex((session), (username), strlen(username), (password), strlen(password), NULL) #define libssh2_userauth_password(session, username, password) libssh2_userauth_password_ex((session), (username), strlen(username), (password), strlen(password), NULL)
LIBSSH2_API int libssh2_userauth_publickey_fromfile_ex(LIBSSH2_SESSION *session, char *username, int username_len, LIBSSH2_API int libssh2_userauth_publickey_fromfile_ex(LIBSSH2_SESSION *session, const char *username, int username_len,
char *publickey, char *privatekey, const char *publickey, const char *privatekey,
char *passphrase); const char *passphrase);
#define libssh2_userauth_publickey_fromfile(session, username, publickey, privatekey, passphrase) \ #define libssh2_userauth_publickey_fromfile(session, username, publickey, privatekey, passphrase) \
libssh2_userauth_publickey_fromfile_ex((session), (username), strlen(username), (publickey), (privatekey), (passphrase)) libssh2_userauth_publickey_fromfile_ex((session), (username), strlen(username), (publickey), (privatekey), (passphrase))
LIBSSH2_API int libssh2_userauth_hostbased_fromfile_ex(LIBSSH2_SESSION *session, char *username, int username_len, LIBSSH2_API int libssh2_userauth_hostbased_fromfile_ex(LIBSSH2_SESSION *session, const char *username, int username_len,
char *publickey, char *privatekey, const char *publickey, const char *privatekey,
char *passphrase, const char *passphrase,
char *hostname, int hostname_len, const char *hostname, int hostname_len,
char *local_username, int local_username_len); const char *local_username, int local_username_len);
#define libssh2_userauth_hostbased_fromfile(session, username, publickey, privatekey, passphrase, hostname) \ #define libssh2_userauth_hostbased_fromfile(session, username, publickey, privatekey, passphrase, hostname) \
libssh2_userauth_hostbased_fromfile_ex((session), (username), strlen(username), (publickey), (privatekey), (passphrase), (hostname), strlen(hostname), (username), strlen(username)) libssh2_userauth_hostbased_fromfile_ex((session), (username), strlen(username), (publickey), (privatekey), (passphrase), (hostname), strlen(hostname), (username), strlen(username))
@@ -296,7 +296,7 @@ LIBSSH2_API int libssh2_userauth_hostbased_fromfile_ex(LIBSSH2_SESSION *session,
* array is already allocated. Responses data will be freed by libssh2 * array is already allocated. Responses data will be freed by libssh2
* after callback return, but before subsequent callback invokation. * after callback return, but before subsequent callback invokation.
*/ */
LIBSSH2_API int libssh2_userauth_keyboard_interactive_ex(LIBSSH2_SESSION* session, const char* username, int username_len, LIBSSH2_API int libssh2_userauth_keyboard_interactive_ex(LIBSSH2_SESSION* session, const char *username, int username_len,
LIBSSH2_USERAUTH_KBDINT_RESPONSE_FUNC((*response_callback))); LIBSSH2_USERAUTH_KBDINT_RESPONSE_FUNC((*response_callback)));
#define libssh2_userauth_keyboard_interactive(session, username, response_callback) \ #define libssh2_userauth_keyboard_interactive(session, username, response_callback) \
libssh2_userauth_keyboard_interactive_ex((session), (username), strlen(username), (response_callback)) libssh2_userauth_keyboard_interactive_ex((session), (username), strlen(username), (response_callback))
@@ -315,7 +315,7 @@ LIBSSH2_API int libssh2_poll(LIBSSH2_POLLFD *fds, unsigned int nfds, long timeou
#define SSH_EXTENDED_DATA_STDERR 1 #define SSH_EXTENDED_DATA_STDERR 1
LIBSSH2_API LIBSSH2_CHANNEL *libssh2_channel_open_ex(LIBSSH2_SESSION *session, char *channel_type, int channel_type_len, int window_size, int packet_size, char *message, int message_len); LIBSSH2_API LIBSSH2_CHANNEL *libssh2_channel_open_ex(LIBSSH2_SESSION *session, const char *channel_type, int channel_type_len, int window_size, int packet_size, const char *message, int message_len);
#define libssh2_channel_open_session(session) libssh2_channel_open_ex((session), "session", sizeof("session") - 1, LIBSSH2_CHANNEL_WINDOW_DEFAULT, LIBSSH2_CHANNEL_PACKET_DEFAULT, NULL, 0) #define libssh2_channel_open_session(session) libssh2_channel_open_ex((session), "session", sizeof("session") - 1, LIBSSH2_CHANNEL_WINDOW_DEFAULT, LIBSSH2_CHANNEL_PACKET_DEFAULT, NULL, 0)
LIBSSH2_API LIBSSH2_CHANNEL *libssh2_channel_direct_tcpip_ex(LIBSSH2_SESSION *session, char *host, int port, char *shost, int sport); LIBSSH2_API LIBSSH2_CHANNEL *libssh2_channel_direct_tcpip_ex(LIBSSH2_SESSION *session, char *host, int port, char *shost, int sport);
@@ -337,7 +337,7 @@ LIBSSH2_API int libssh2_channel_request_pty_ex(LIBSSH2_CHANNEL *channel, char *t
LIBSSH2_API int libssh2_channel_x11_req_ex(LIBSSH2_CHANNEL *channel, int single_connection, char *auth_proto, char *auth_cookie, int screen_number); LIBSSH2_API int libssh2_channel_x11_req_ex(LIBSSH2_CHANNEL *channel, int single_connection, char *auth_proto, char *auth_cookie, int screen_number);
#define libssh2_channel_x11_req(channel, screen_number) libssh2_channel_x11_req_ex((channel), 0, NULL, NULL, (screen_number)) #define libssh2_channel_x11_req(channel, screen_number) libssh2_channel_x11_req_ex((channel), 0, NULL, NULL, (screen_number))
LIBSSH2_API int libssh2_channel_process_startup(LIBSSH2_CHANNEL *channel, char *request, int request_len, char *message, int message_len); LIBSSH2_API int libssh2_channel_process_startup(LIBSSH2_CHANNEL *channel, const char *request, int request_len, const char *message, int message_len);
#define libssh2_channel_shell(channel) libssh2_channel_process_startup((channel), "shell", sizeof("shell") - 1, NULL, 0) #define libssh2_channel_shell(channel) libssh2_channel_process_startup((channel), "shell", sizeof("shell") - 1, NULL, 0)
#define libssh2_channel_exec(channel, command) libssh2_channel_process_startup((channel), "exec", sizeof("exec") - 1, (command), strlen(command)) #define libssh2_channel_exec(channel, command) libssh2_channel_process_startup((channel), "exec", sizeof("exec") - 1, (command), strlen(command))
#define libssh2_channel_subsystem(channel, subsystem) libssh2_channel_process_startup((channel), "subsystem", sizeof("subsystem") - 1, (subsystem), strlen(subsystem)) #define libssh2_channel_subsystem(channel, subsystem) libssh2_channel_process_startup((channel), "subsystem", sizeof("subsystem") - 1, (subsystem), strlen(subsystem))
@@ -378,8 +378,8 @@ LIBSSH2_API int libssh2_channel_eof(LIBSSH2_CHANNEL *channel);
LIBSSH2_API int libssh2_channel_close(LIBSSH2_CHANNEL *channel); LIBSSH2_API int libssh2_channel_close(LIBSSH2_CHANNEL *channel);
LIBSSH2_API int libssh2_channel_free(LIBSSH2_CHANNEL *channel); LIBSSH2_API int libssh2_channel_free(LIBSSH2_CHANNEL *channel);
LIBSSH2_API LIBSSH2_CHANNEL *libssh2_scp_recv(LIBSSH2_SESSION *session, char *path, struct stat *sb); LIBSSH2_API LIBSSH2_CHANNEL *libssh2_scp_recv(LIBSSH2_SESSION *session, const char *path, struct stat *sb);
LIBSSH2_API LIBSSH2_CHANNEL *libssh2_scp_send_ex(LIBSSH2_SESSION *session, char *path, int mode, size_t size, long mtime, long atime); LIBSSH2_API LIBSSH2_CHANNEL *libssh2_scp_send_ex(LIBSSH2_SESSION *session, const char *path, int mode, size_t size, long mtime, long atime);
#define libssh2_scp_send(session, path, mode, size) libssh2_scp_send_ex((session), (path), (mode), (size), 0, 0) #define libssh2_scp_send(session, path, mode, size) libssh2_scp_send_ex((session), (path), (mode), (size), 0, 0)
LIBSSH2_API int libssh2_base64_decode(LIBSSH2_SESSION *session, char **dest, int *dest_len, char *src, int src_len); LIBSSH2_API int libssh2_base64_decode(LIBSSH2_SESSION *session, char **dest, int *dest_len, char *src, int src_len);

2
include/libssh2_priv.h
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@@ -264,7 +264,7 @@ struct _LIBSSH2_HOSTKEY_METHOD {
unsigned long hash_len; unsigned long hash_len;
int (*init)(LIBSSH2_SESSION *session, unsigned char *hostkey_data, unsigned long hostkey_data_len, void **abstract); int (*init)(LIBSSH2_SESSION *session, unsigned char *hostkey_data, unsigned long hostkey_data_len, void **abstract);
int (*initPEM)(LIBSSH2_SESSION *session, unsigned char *privkeyfile, unsigned char *passphrase, void **abstract); int (*initPEM)(LIBSSH2_SESSION *session, unsigned const char *privkeyfile, unsigned const char *passphrase, void **abstract);
int (*sig_verify)(LIBSSH2_SESSION *session, const unsigned char *sig, unsigned long sig_len, const unsigned char *m, unsigned long m_len, void **abstract); int (*sig_verify)(LIBSSH2_SESSION *session, const unsigned char *sig, unsigned long sig_len, const unsigned char *m, unsigned long m_len, void **abstract);
int (*sign)(LIBSSH2_SESSION *session, unsigned char **signature, unsigned long *signature_len, const unsigned char *data, unsigned long data_len, void **abstract); int (*sign)(LIBSSH2_SESSION *session, unsigned char **signature, unsigned long *signature_len, const unsigned char *data, unsigned long data_len, void **abstract);
int (*signv)(LIBSSH2_SESSION *session, unsigned char **signature, unsigned long *signature_len, unsigned long veccount, const struct iovec datavec[], void **abstract); int (*signv)(LIBSSH2_SESSION *session, unsigned char **signature, unsigned long *signature_len, unsigned long veccount, const struct iovec datavec[], void **abstract);

6
src/channel.c
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@@ -105,8 +105,8 @@ LIBSSH2_CHANNEL *libssh2_channel_locate(LIBSSH2_SESSION *session, unsigned long
/* {{{ libssh2_channel_open_session /* {{{ libssh2_channel_open_session
* Establish a generic session channel * Establish a generic session channel
*/ */
LIBSSH2_API LIBSSH2_CHANNEL *libssh2_channel_open_ex(LIBSSH2_SESSION *session, char *channel_type, int channel_type_len, int window_size, int packet_size, LIBSSH2_API LIBSSH2_CHANNEL *libssh2_channel_open_ex(LIBSSH2_SESSION *session, const char *channel_type, int channel_type_len, int window_size, int packet_size,
char *message, int message_len) const char *message, int message_len)
{ {
unsigned char reply_codes[3] = { SSH_MSG_CHANNEL_OPEN_CONFIRMATION, SSH_MSG_CHANNEL_OPEN_FAILURE, 0 }; unsigned char reply_codes[3] = { SSH_MSG_CHANNEL_OPEN_CONFIRMATION, SSH_MSG_CHANNEL_OPEN_FAILURE, 0 };
LIBSSH2_CHANNEL *channel = NULL; LIBSSH2_CHANNEL *channel = NULL;
@@ -664,7 +664,7 @@ LIBSSH2_API int libssh2_channel_x11_req_ex(LIBSSH2_CHANNEL *channel, int single_
/* {{{ libssh2_channel_process_startup /* {{{ libssh2_channel_process_startup
* Primitive for libssh2_channel_(shell|exec|subsystem) * Primitive for libssh2_channel_(shell|exec|subsystem)
*/ */
LIBSSH2_API int libssh2_channel_process_startup(LIBSSH2_CHANNEL *channel, char *request, int request_len, char *message, int message_len) LIBSSH2_API int libssh2_channel_process_startup(LIBSSH2_CHANNEL *channel, const char *request, int request_len, const char *message, int message_len)
{ {
LIBSSH2_SESSION *session = channel->session; LIBSSH2_SESSION *session = channel->session;
unsigned char *s, *packet, *data, reply_codes[3] = { SSH_MSG_CHANNEL_SUCCESS, SSH_MSG_CHANNEL_FAILURE, 0 }, local_channel[4]; unsigned char *s, *packet, *data, reply_codes[3] = { SSH_MSG_CHANNEL_SUCCESS, SSH_MSG_CHANNEL_FAILURE, 0 }, local_channel[4];

10
src/hostkey.c
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@@ -109,7 +109,7 @@ static int libssh2_hostkey_method_ssh_rsadsa_passphrase_cb(char *buf, int size,
/* {{{ libssh2_hostkey_method_ssh_rsa_initPEM /* {{{ libssh2_hostkey_method_ssh_rsa_initPEM
* Load a Private Key from a PEM file * Load a Private Key from a PEM file
*/ */
static int libssh2_hostkey_method_ssh_rsa_initPEM(LIBSSH2_SESSION *session, unsigned char *privkeyfile, unsigned char *passphrase, void **abstract) static int libssh2_hostkey_method_ssh_rsa_initPEM(LIBSSH2_SESSION *session, unsigned const char *privkeyfile, unsigned const char *passphrase, void **abstract)
{ {
RSA *rsactx; RSA *rsactx;
FILE *fp; FILE *fp;
@@ -131,7 +131,7 @@ static int libssh2_hostkey_method_ssh_rsa_initPEM(LIBSSH2_SESSION *session, unsi
*/ */
OpenSSL_add_all_ciphers(); OpenSSL_add_all_ciphers();
} }
rsactx = PEM_read_RSAPrivateKey(fp, NULL, (void*)libssh2_hostkey_method_ssh_rsadsa_passphrase_cb, passphrase); rsactx = PEM_read_RSAPrivateKey(fp, NULL, (void*)libssh2_hostkey_method_ssh_rsadsa_passphrase_cb, (void*)passphrase);
if (!rsactx) { if (!rsactx) {
fclose(fp); fclose(fp);
return -1; return -1;
@@ -323,7 +323,7 @@ static int libssh2_hostkey_method_ssh_dss_init(LIBSSH2_SESSION *session, unsigne
/* {{{ libssh2_hostkey_method_ssh_dss_initPEM /* {{{ libssh2_hostkey_method_ssh_dss_initPEM
* Load a Private Key from a PEM file * Load a Private Key from a PEM file
*/ */
static int libssh2_hostkey_method_ssh_dss_initPEM(LIBSSH2_SESSION *session, unsigned char *privkeyfile, unsigned char *passphrase, void **abstract) static int libssh2_hostkey_method_ssh_dss_initPEM(LIBSSH2_SESSION *session, unsigned const char *privkeyfile, unsigned const char *passphrase, void **abstract)
{ {
DSA *dsactx; DSA *dsactx;
FILE *fp; FILE *fp;
@@ -345,7 +345,7 @@ static int libssh2_hostkey_method_ssh_dss_initPEM(LIBSSH2_SESSION *session, unsi
*/ */
OpenSSL_add_all_ciphers(); OpenSSL_add_all_ciphers();
} }
dsactx = PEM_read_DSAPrivateKey(fp, NULL, (void*)libssh2_hostkey_method_ssh_rsadsa_passphrase_cb, passphrase); dsactx = PEM_read_DSAPrivateKey(fp, NULL, (void*)libssh2_hostkey_method_ssh_rsadsa_passphrase_cb, (void*)passphrase);
if (!dsactx) { if (!dsactx) {
fclose(fp); fclose(fp);
return -1; return -1;
@@ -523,7 +523,7 @@ LIBSSH2_HOSTKEY_METHOD **libssh2_hostkey_methods(void)
* Length of buffer is determined by hash type * Length of buffer is determined by hash type
* i.e. MD5 == 16, SHA1 == 20 * i.e. MD5 == 16, SHA1 == 20
*/ */
LIBSSH2_API char *libssh2_hostkey_hash(LIBSSH2_SESSION *session, int hash_type) LIBSSH2_API const char *libssh2_hostkey_hash(LIBSSH2_SESSION *session, int hash_type)
{ {
switch (hash_type) { switch (hash_type) {
#ifndef OPENSSL_NO_MD5 #ifndef OPENSSL_NO_MD5

2
src/kex.c
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@@ -1287,7 +1287,7 @@ int libssh2_kex_exchange(LIBSSH2_SESSION *session, int reexchange) /* session->f
/* {{{ libssh2_session_method_pref /* {{{ libssh2_session_method_pref
* Set preferred method * Set preferred method
*/ */
LIBSSH2_API int libssh2_session_method_pref(LIBSSH2_SESSION *session, int method_type, char *prefs) LIBSSH2_API int libssh2_session_method_pref(LIBSSH2_SESSION *session, int method_type, const char *prefs)
{ {
char **prefvar, *s, *newprefs; char **prefvar, *s, *newprefs;
int prefs_len = strlen(prefs); int prefs_len = strlen(prefs);

7
src/scp.c
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@@ -44,7 +44,7 @@
/* {{{ libssh2_scp_recv /* {{{ libssh2_scp_recv
* Open a channel and request a remote file via SCP * Open a channel and request a remote file via SCP
*/ */
LIBSSH2_API LIBSSH2_CHANNEL *libssh2_scp_recv(LIBSSH2_SESSION *session, char *path, struct stat *sb) LIBSSH2_API LIBSSH2_CHANNEL *libssh2_scp_recv(LIBSSH2_SESSION *session, const char *path, struct stat *sb)
{ {
int path_len = strlen(path); int path_len = strlen(path);
unsigned char *command, response[LIBSSH2_SCP_RESPONSE_BUFLEN]; unsigned char *command, response[LIBSSH2_SCP_RESPONSE_BUFLEN];
@@ -330,11 +330,12 @@ LIBSSH2_API LIBSSH2_CHANNEL *libssh2_scp_recv(LIBSSH2_SESSION *session, char *pa
/* {{{ libssh2_scp_send_ex /* {{{ libssh2_scp_send_ex
* Send a file using SCP * Send a file using SCP
*/ */
LIBSSH2_API LIBSSH2_CHANNEL *libssh2_scp_send_ex(LIBSSH2_SESSION *session, char *path, int mode, size_t size, long mtime, long atime) LIBSSH2_API LIBSSH2_CHANNEL *libssh2_scp_send_ex(LIBSSH2_SESSION *session, const char *path, int mode, size_t size, long mtime, long atime)
{ {
int path_len = strlen(path); int path_len = strlen(path);
unsigned char *command, *base, response[LIBSSH2_SCP_RESPONSE_BUFLEN]; unsigned char *command, response[LIBSSH2_SCP_RESPONSE_BUFLEN];
unsigned long response_len, command_len = path_len + sizeof("scp -t "); unsigned long response_len, command_len = path_len + sizeof("scp -t ");
unsigned const char *base;
LIBSSH2_CHANNEL *channel; LIBSSH2_CHANNEL *channel;
if (mtime || atime) { if (mtime || atime) {

6
src/session.c
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@@ -172,7 +172,7 @@ static int libssh2_banner_send(LIBSSH2_SESSION *session)
/* {{{ libssh2_banner_set /* {{{ libssh2_banner_set
* Set the local banner * Set the local banner
*/ */
LIBSSH2_API int libssh2_banner_set(LIBSSH2_SESSION *session, char *banner) LIBSSH2_API int libssh2_banner_set(LIBSSH2_SESSION *session, const char *banner)
{ {
int banner_len = banner ? strlen(banner) : 0; int banner_len = banner ? strlen(banner) : 0;
@@ -497,7 +497,7 @@ LIBSSH2_API void libssh2_session_free(LIBSSH2_SESSION *session)
/* {{{ libssh2_session_disconnect_ex /* {{{ libssh2_session_disconnect_ex
*/ */
LIBSSH2_API int libssh2_session_disconnect_ex(LIBSSH2_SESSION *session, int reason, char *description, char *lang) LIBSSH2_API int libssh2_session_disconnect_ex(LIBSSH2_SESSION *session, int reason, const char *description, const char *lang)
{ {
unsigned char *s, *data; unsigned char *s, *data;
unsigned long data_len, descr_len = 0, lang_len = 0; unsigned long data_len, descr_len = 0, lang_len = 0;
@@ -547,7 +547,7 @@ LIBSSH2_API int libssh2_session_disconnect_ex(LIBSSH2_SESSION *session, int reas
* NOTE: Currently lang_cs and lang_sc are ALWAYS set to empty string regardless of actual negotiation * NOTE: Currently lang_cs and lang_sc are ALWAYS set to empty string regardless of actual negotiation
* Strings should NOT be freed * Strings should NOT be freed
*/ */
LIBSSH2_API char *libssh2_session_methods(LIBSSH2_SESSION *session, int method_type) LIBSSH2_API const char *libssh2_session_methods(LIBSSH2_SESSION *session, int method_type)
{ {
/* All methods have char *name as their first element */ /* All methods have char *name as their first element */
LIBSSH2_KEX_METHOD *method = NULL; LIBSSH2_KEX_METHOD *method = NULL;

30
src/userauth.c
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@@ -49,7 +49,7 @@
* Not a common configuration for any SSH server though * Not a common configuration for any SSH server though
* username should be NULL, or a null terminated string * username should be NULL, or a null terminated string
*/ */
LIBSSH2_API char *libssh2_userauth_list(LIBSSH2_SESSION *session, char *username, int username_len) LIBSSH2_API const char *libssh2_userauth_list(LIBSSH2_SESSION *session, const char *username, int username_len)
{ {
unsigned char reply_codes[3] = { SSH_MSG_USERAUTH_SUCCESS, SSH_MSG_USERAUTH_FAILURE, 0 }; unsigned char reply_codes[3] = { SSH_MSG_USERAUTH_SUCCESS, SSH_MSG_USERAUTH_FAILURE, 0 };
unsigned long data_len = username_len + 31; /* packet_type(1) + username_len(4) + service_len(4) + service(14)"ssh-connection" + unsigned long data_len = username_len + 31; /* packet_type(1) + username_len(4) + service_len(4) + service(14)"ssh-connection" +
@@ -116,8 +116,8 @@ LIBSSH2_API int libssh2_userauth_authenticated(LIBSSH2_SESSION *session)
/* {{{ libssh2_userauth_password /* {{{ libssh2_userauth_password
* Plain ol' login * Plain ol' login
*/ */
LIBSSH2_API int libssh2_userauth_password_ex(LIBSSH2_SESSION *session, char *username, int username_len, LIBSSH2_API int libssh2_userauth_password_ex(LIBSSH2_SESSION *session, const char *username, int username_len,
char *password, int password_len, const char *password, int password_len,
LIBSSH2_PASSWD_CHANGEREQ_FUNC((*passwd_change_cb))) LIBSSH2_PASSWD_CHANGEREQ_FUNC((*passwd_change_cb)))
{ {
unsigned char *data, *s, reply_codes[4] = { SSH_MSG_USERAUTH_SUCCESS, SSH_MSG_USERAUTH_FAILURE, SSH_MSG_USERAUTH_PASSWD_CHANGEREQ, 0 }; unsigned char *data, *s, reply_codes[4] = { SSH_MSG_USERAUTH_SUCCESS, SSH_MSG_USERAUTH_FAILURE, SSH_MSG_USERAUTH_PASSWD_CHANGEREQ, 0 };
@@ -235,7 +235,7 @@ LIBSSH2_API int libssh2_userauth_password_ex(LIBSSH2_SESSION *session, char *use
*/ */
static int libssh2_file_read_publickey(LIBSSH2_SESSION *session, unsigned char **method, unsigned long *method_len, static int libssh2_file_read_publickey(LIBSSH2_SESSION *session, unsigned char **method, unsigned long *method_len,
unsigned char **pubkeydata, unsigned long *pubkeydata_len, unsigned char **pubkeydata, unsigned long *pubkeydata_len,
char *pubkeyfile) const char *pubkeyfile)
{ {
FILE *fd; FILE *fd;
char *pubkey = NULL, c, *sp1, *sp2, *tmp; char *pubkey = NULL, c, *sp1, *sp2, *tmp;
@@ -310,12 +310,12 @@ static int libssh2_file_read_publickey(LIBSSH2_SESSION *session, unsigned char *
} }
/* }}} */ /* }}} */
/* {{{ libssh2_file_read_publickey /* {{{ libssh2_file_read_privatekey
* Read a PEM encoded private key from an id_??? style file * Read a PEM encoded private key from an id_??? style file
*/ */
static int libssh2_file_read_privatekey(LIBSSH2_SESSION *session, LIBSSH2_HOSTKEY_METHOD **hostkey_method, void **hostkey_abstract, static int libssh2_file_read_privatekey(LIBSSH2_SESSION *session, LIBSSH2_HOSTKEY_METHOD **hostkey_method, void **hostkey_abstract,
char *method, int method_len, const char *method, int method_len,
char *privkeyfile, char *passphrase) const char *privkeyfile, const char *passphrase)
{ {
LIBSSH2_HOSTKEY_METHOD **hostkey_methods_avail = libssh2_hostkey_methods(); LIBSSH2_HOSTKEY_METHOD **hostkey_methods_avail = libssh2_hostkey_methods();
@@ -349,11 +349,11 @@ static int libssh2_file_read_privatekey(LIBSSH2_SESSION *session, LIBSSH2_HOSTKE
/* {{{ libssh2_userauth_hostbased_fromfile_ex /* {{{ libssh2_userauth_hostbased_fromfile_ex
* Authenticate using a keypair found in the named files * Authenticate using a keypair found in the named files
*/ */
LIBSSH2_API int libssh2_userauth_hostbased_fromfile_ex(LIBSSH2_SESSION *session, char *username, int username_len, LIBSSH2_API int libssh2_userauth_hostbased_fromfile_ex(LIBSSH2_SESSION *session, const char *username, int username_len,
char *publickey, char *privatekey, const char *publickey, const char *privatekey,
char *passphrase, const char *passphrase,
char *hostname, int hostname_len, const char *hostname, int hostname_len,
char *local_username, int local_username_len) const char *local_username, int local_username_len)
{ {
LIBSSH2_HOSTKEY_METHOD *privkeyobj; LIBSSH2_HOSTKEY_METHOD *privkeyobj;
void *abstract; void *abstract;
@@ -480,9 +480,9 @@ LIBSSH2_API int libssh2_userauth_hostbased_fromfile_ex(LIBSSH2_SESSION *session,
/* {{{ libssh2_userauth_publickey_fromfile_ex /* {{{ libssh2_userauth_publickey_fromfile_ex
* Authenticate using a keypair found in the named files * Authenticate using a keypair found in the named files
*/ */
LIBSSH2_API int libssh2_userauth_publickey_fromfile_ex(LIBSSH2_SESSION *session, char *username, int username_len, LIBSSH2_API int libssh2_userauth_publickey_fromfile_ex(LIBSSH2_SESSION *session, const char *username, int username_len,
char *publickey, char *privatekey, const char *publickey, const char *privatekey,
char *passphrase) const char *passphrase)
{ {
LIBSSH2_HOSTKEY_METHOD *privkeyobj; LIBSSH2_HOSTKEY_METHOD *privkeyobj;
void *abstract; void *abstract;

2
ssh2_sample.c
View File

@@ -17,7 +17,7 @@
int main(int argc, char *argv[]) { int main(int argc, char *argv[]) {
int sock, i, auth_pw = 1; int sock, i, auth_pw = 1;
struct sockaddr_in sin; struct sockaddr_in sin;
char *fingerprint; const char *fingerprint;
LIBSSH2_SESSION *session; LIBSSH2_SESSION *session;
LIBSSH2_CHANNEL *channel; LIBSSH2_CHANNEL *channel;
#ifdef WIN32 #ifdef WIN32