Port Samba4 to the new combined libcli/auth functions
[kai/samba.git] / source4 / utils / ntlm_auth.c
index 3144fe91b1033e4b83b0dc0a87e230553c0e83e9..1c9eabe09ad89fde9347595af32d1d7a51482191 100644 (file)
@@ -30,7 +30,6 @@
 #include "auth/auth.h"
 #include "librpc/gen_ndr/ndr_netlogon.h"
 #include "auth/auth_sam.h"
-#include "pstring.h"
 #include "libcli/auth/libcli_auth.h"
 #include "libcli/security/security.h"
 #include "lib/events/events.h"
@@ -59,22 +58,22 @@ enum stdio_helper_mode {
 
 typedef void (*stdio_helper_function)(enum stdio_helper_mode stdio_helper_mode, 
                                      struct loadparm_context *lp_ctx,
-                                     char *buf, int length, void **private,
+                                     char *buf, int length, void **private1,
                                      unsigned int mux_id, void **private2);
 
 static void manage_squid_basic_request (enum stdio_helper_mode stdio_helper_mode, 
                                        struct loadparm_context *lp_ctx,
-                                       char *buf, int length, void **private,
+                                       char *buf, int length, void **private1,
                                        unsigned int mux_id, void **private2);
 
 static void manage_gensec_request (enum stdio_helper_mode stdio_helper_mode, 
                                   struct loadparm_context *lp_ctx,
-                                  char *buf, int length, void **private,
+                                  char *buf, int length, void **private1,
                                   unsigned int mux_id, void **private2);
 
 static void manage_ntlm_server_1_request (enum stdio_helper_mode stdio_helper_mode, 
                                          struct loadparm_context *lp_ctx,
-                                         char *buf, int length, void **private,
+                                         char *buf, int length, void **private1,
                                          unsigned int mux_id, void **private2);
 
 static void manage_squid_request(struct loadparm_context *lp_ctx,
@@ -126,8 +125,8 @@ static void mux_printf(unsigned int mux_id, const char *format, ...)
 /* Copy of parse_domain_user from winbindd_util.c.  Parse a string of the
    form DOMAIN/user into a domain and a user */
 
-static bool parse_ntlm_auth_domain_user(const char *domuser, fstring domain, 
-                                       fstring user, char winbind_separator)
+static bool parse_ntlm_auth_domain_user(const char *domuser, char **domain, 
+                                                                               char **user, char winbind_separator)
 {
 
        char *p = strchr(domuser, winbind_separator);
@@ -136,9 +135,9 @@ static bool parse_ntlm_auth_domain_user(const char *domuser, fstring domain,
                return false;
        }
         
-       fstrcpy(user, p+1);
-       fstrcpy(domain, domuser);
-       domain[PTR_DIFF(p, domuser)] = 0;
+       *user = smb_xstrdup(p+1);
+       *domain = smb_xstrdup(domuser);
+       (*domain)[PTR_DIFF(p, domuser)] = 0;
 
        return true;
 }
@@ -212,7 +211,8 @@ static NTSTATUS local_pw_check_specified(struct loadparm_context *lp_ctx,
                
                
                nt_status = ntlm_password_check(mem_ctx, 
-                                               lp_ctx,
+                                               lp_lanman_auth(lp_ctx),
+                                               lp_ntlm_auth(lp_ctx),
                                                MSV1_0_ALLOW_SERVER_TRUST_ACCOUNT |
                                                MSV1_0_ALLOW_WORKSTATION_TRUST_ACCOUNT,
                                                challenge,
@@ -247,7 +247,7 @@ static NTSTATUS local_pw_check_specified(struct loadparm_context *lp_ctx,
 
 static void manage_squid_basic_request(enum stdio_helper_mode stdio_helper_mode, 
                                       struct loadparm_context *lp_ctx,
-                                      char *buf, int length, void **private,
+                                      char *buf, int length, void **private1,
                                       unsigned int mux_id, void **private2) 
 {
        char *user, *pass;      
@@ -279,13 +279,13 @@ static void manage_squid_basic_request(enum stdio_helper_mode stdio_helper_mode,
 
 static void manage_gensec_get_pw_request(enum stdio_helper_mode stdio_helper_mode, 
                                         struct loadparm_context *lp_ctx,
-                                        char *buf, int length, void **private,
+                                        char *buf, int length, void **private1,
                                         unsigned int mux_id, void **password)  
 {
        DATA_BLOB in;
        if (strlen(buf) < 2) {
                DEBUG(1, ("query [%s] invalid", buf));
-               mux_printf(mux_id, "BH\n");
+               mux_printf(mux_id, "BH Query invalid\n");
                return;
        }
 
@@ -297,12 +297,12 @@ static void manage_gensec_get_pw_request(enum stdio_helper_mode stdio_helper_mod
 
        if (strncmp(buf, "PW ", 3) == 0) {
 
-               *password = talloc_strndup(*private /* hopefully the right gensec context, useful to use for talloc */,
+               *password = talloc_strndup(*private1 /* hopefully the right gensec context, useful to use for talloc */,
                                           (const char *)in.data, in.length);
                
                if (*password == NULL) {
                        DEBUG(1, ("Out of memory\n"));
-                       mux_printf(mux_id, "BH\n");
+                       mux_printf(mux_id, "BH Out of memory\n");
                        data_blob_free(&in);
                        return;
                }
@@ -312,7 +312,7 @@ static void manage_gensec_get_pw_request(enum stdio_helper_mode stdio_helper_mod
                return;
        }
        DEBUG(1, ("Asked for (and expected) a password\n"));
-       mux_printf(mux_id, "BH\n");
+       mux_printf(mux_id, "BH Expected a password\n");
        data_blob_free(&in);
 }
 
@@ -327,7 +327,7 @@ static const char *get_password(struct cli_credentials *credentials)
        char *password = NULL;
        
        /* Ask for a password */
-       mux_printf((unsigned int)credentials->priv_data, "PW\n");
+       mux_printf((unsigned int)(uintptr_t)credentials->priv_data, "PW\n");
        credentials->priv_data = NULL;
 
        manage_squid_request(cmdline_lp_ctx, NUM_HELPER_MODES /* bogus */, manage_gensec_get_pw_request, (void **)&password);
@@ -379,7 +379,7 @@ static void gensec_want_feature_list(struct gensec_security *state, char* featur
 
 static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode, 
                                  struct loadparm_context *lp_ctx,
-                                 char *buf, int length, void **private,
+                                 char *buf, int length, void **private1,
                                  unsigned int mux_id, void **private2) 
 {
        DATA_BLOB in;
@@ -391,7 +391,7 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
                const char *set_password;
        };
        struct gensec_ntlm_state *state;
-       struct event_context *ev;
+       struct tevent_context *ev;
        struct messaging_context *msg;
 
        NTSTATUS nt_status;
@@ -404,15 +404,15 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
 
        TALLOC_CTX *mem_ctx;
 
-       if (*private) {
-               state = (struct gensec_ntlm_state *)*private;
+       if (*private1) {
+               state = (struct gensec_ntlm_state *)*private1;
        } else {
                state = talloc_zero(NULL, struct gensec_ntlm_state);
                if (!state) {
                        mux_printf(mux_id, "BH No Memory\n");
                        exit(1);
                }
-               *private = state;
+               *private1 = state;
                if (opt_password) {
                        state->set_password = opt_password;
                }
@@ -420,7 +420,7 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
        
        if (strlen(buf) < 2) {
                DEBUG(1, ("query [%s] invalid", buf));
-               mux_printf(mux_id, "BH\n");
+               mux_printf(mux_id, "BH Query invalid\n");
                return;
        }
 
@@ -444,7 +444,7 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
                }
        } else if ( (strncmp(buf, "OK", 2) == 0)) {
                /* Just return BH, like ntlm_auth from Samba 3 does. */
-               mux_printf(mux_id, "BH\n");
+               mux_printf(mux_id, "BH Command expected\n");
                data_blob_free(&in);
                return;
        } else if ( (strncmp(buf, "TT ", 3) != 0) &&
@@ -456,11 +456,15 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
                    (strncmp(buf, "GK", 2) != 0) &&
                    (strncmp(buf, "GF", 2) != 0)) {
                DEBUG(1, ("SPNEGO request [%s] invalid\n", buf));
-               mux_printf(mux_id, "BH\n");
+               mux_printf(mux_id, "BH SPNEGO request invalid\n");
                data_blob_free(&in);
                return;
        }
 
+       ev = s4_event_context_init(state);
+       if (!ev) {
+               exit(1);
+       }
        /* setup gensec */
        if (!(state->gensec_state)) {
                switch (stdio_helper_mode) {
@@ -468,7 +472,8 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
                case NTLMSSP_CLIENT_1:
                        /* setup the client side */
 
-                       nt_status = gensec_client_start(NULL, &state->gensec_state, NULL, lp_ctx);
+                       nt_status = gensec_client_start(NULL, &state->gensec_state, ev, 
+                                                       lp_gensec_settings(NULL, lp_ctx));
                        if (!NT_STATUS_IS_OK(nt_status)) {
                                exit(1);
                        }
@@ -476,19 +481,33 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
                        break;
                case GSS_SPNEGO_SERVER:
                case SQUID_2_5_NTLMSSP:
-                       ev = event_context_init(state);
-                       if (!ev) {
-                               exit(1);
-                       }
+               {
+                       const char *winbind_method[] = { "winbind", NULL };
+                       struct auth_context *auth_context;
+
                        msg = messaging_client_init(state, lp_messaging_path(state, lp_ctx), 
                                                    lp_iconv_convenience(lp_ctx), ev);
                        if (!msg) {
                                exit(1);
                        }
-                       if (!NT_STATUS_IS_OK(gensec_server_start(state, ev, lp_ctx, msg, &state->gensec_state))) {
+                       nt_status = auth_context_create_methods(mem_ctx, 
+                                                               winbind_method,
+                                                               ev, 
+                                                               msg, 
+                                                               lp_ctx,
+                                                               &auth_context);
+       
+                       if (!NT_STATUS_IS_OK(nt_status)) {
+                               exit(1);
+                       }
+                       
+                       if (!NT_STATUS_IS_OK(gensec_server_start(state, ev, 
+                                                                lp_gensec_settings(state, lp_ctx), 
+                                                                auth_context, &state->gensec_state))) {
                                exit(1);
                        }
                        break;
+               }
                default:
                        abort();
                }
@@ -505,7 +524,7 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
                        cli_credentials_set_password(creds, state->set_password, CRED_SPECIFIED);
                } else {
                        cli_credentials_set_password_callback(creds, get_password);
-                       creds->priv_data = (void*)mux_id;
+                       creds->priv_data = (void*)(uintptr_t)mux_id;
                }
                if (opt_workstation) {
                        cli_credentials_set_workstation(creds, opt_workstation, CRED_SPECIFIED);
@@ -545,7 +564,7 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
 
                if (!NT_STATUS_IS_OK(nt_status)) {
                        DEBUG(1, ("GENSEC mech failed to start: %s\n", nt_errstr(nt_status)));
-                       mux_printf(mux_id, "BH\n");
+                       mux_printf(mux_id, "BH GENSEC mech failed to start\n");
                        return;
                }
 
@@ -655,11 +674,11 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
 
 
        } else if (NT_STATUS_EQUAL(nt_status, NT_STATUS_ACCESS_DENIED)) {
-               reply_code = "BH";
+               reply_code = "BH NT_STATUS_ACCESS_DENIED";
                reply_arg = nt_errstr(nt_status);
                DEBUG(1, ("GENSEC login failed: %s\n", nt_errstr(nt_status)));
        } else if (NT_STATUS_EQUAL(nt_status, NT_STATUS_UNSUCCESSFUL)) {
-               reply_code = "BH";
+               reply_code = "BH NT_STATUS_UNSUCCESSFUL";
                reply_arg = nt_errstr(nt_status);
                DEBUG(1, ("GENSEC login failed: %s\n", nt_errstr(nt_status)));
        } else if (!NT_STATUS_IS_OK(nt_status)) {
@@ -671,7 +690,7 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
 
                nt_status = gensec_session_info(state->gensec_state, &session_info);
                if (!NT_STATUS_IS_OK(nt_status)) {
-                       reply_code = "BH";
+                       reply_code = "BH Failed to retrive session info";
                        reply_arg = nt_errstr(nt_status);
                        DEBUG(1, ("GENSEC failed to retreive the session info: %s\n", nt_errstr(nt_status)));
                } else {
@@ -711,7 +730,7 @@ static void manage_gensec_request(enum stdio_helper_mode stdio_helper_mode,
 
 static void manage_ntlm_server_1_request(enum stdio_helper_mode stdio_helper_mode, 
                                         struct loadparm_context *lp_ctx,
-                                        char *buf, int length, void **private,
+                                        char *buf, int length, void **private1,
                                         unsigned int mux_id, void **private2) 
 {
        char *request, *parameter;      
@@ -752,18 +771,14 @@ static void manage_ntlm_server_1_request(enum stdio_helper_mode stdio_helper_mod
                        uint32_t flags = 0;
 
                        if (full_username && !username) {
-                               fstring fstr_user;
-                               fstring fstr_domain;
-                               
-                               if (!parse_ntlm_auth_domain_user(full_username, fstr_user, fstr_domain, 
-                                                                *lp_winbind_separator(lp_ctx))) {
+                               SAFE_FREE(username);
+                               SAFE_FREE(domain);
+                               if (!parse_ntlm_auth_domain_user(full_username, &username, 
+                                                                                                &domain, 
+                                                                                                *lp_winbind_separator(lp_ctx))) {
                                        /* username might be 'tainted', don't print into our new-line deleimianted stream */
                                        mux_printf(mux_id, "Error: Could not parse into domain and username\n");
                                }
-                               SAFE_FREE(username);
-                               SAFE_FREE(domain);
-                               username = smb_xstrdup(fstr_user);
-                               domain = smb_xstrdup(fstr_domain);
                        }
 
                        if (!domain) {
@@ -868,7 +883,7 @@ static void manage_ntlm_server_1_request(enum stdio_helper_mode stdio_helper_mod
        }
 
        if (strequal(request, "LANMAN-Challenge")) {
-               challenge = strhex_to_data_blob(parameter);
+               challenge = strhex_to_data_blob(NULL, parameter);
                if (challenge.length != 8) {
                        mux_printf(mux_id, "Error: hex decode of %s failed! (got %d bytes, expected 8)\n.\n", 
                                  parameter,
@@ -876,7 +891,7 @@ static void manage_ntlm_server_1_request(enum stdio_helper_mode stdio_helper_mod
                        challenge = data_blob(NULL, 0);
                }
        } else if (strequal(request, "NT-Response")) {
-               nt_response = strhex_to_data_blob(parameter);
+               nt_response = strhex_to_data_blob(NULL, parameter);
                if (nt_response.length < 24) {
                        mux_printf(mux_id, "Error: hex decode of %s failed! (only got %d bytes, needed at least 24)\n.\n", 
                                  parameter,
@@ -884,7 +899,7 @@ static void manage_ntlm_server_1_request(enum stdio_helper_mode stdio_helper_mod
                        nt_response = data_blob(NULL, 0);
                }
        } else if (strequal(request, "LANMAN-Response")) {
-               lm_response = strhex_to_data_blob(parameter);
+               lm_response = strhex_to_data_blob(NULL, parameter);
                if (lm_response.length != 24) {
                        mux_printf(mux_id, "Error: hex decode of %s failed! (got %d bytes, expected 24)\n.\n", 
                                  parameter,
@@ -923,7 +938,7 @@ static void manage_squid_request(struct loadparm_context *lp_ctx, enum stdio_hel
 
        static struct mux_private *mux_private;
        static void *normal_private;
-       void **private;
+       void **private1;
 
        buf = talloc_strdup(NULL, "");
 
@@ -1005,13 +1020,13 @@ static void manage_squid_request(struct loadparm_context *lp_ctx, enum stdio_hel
                               (sizeof(*mux_private->private_pointers) * (mux_private->max_mux - prev_max))); 
                };
 
-               private = &mux_private->private_pointers[mux_id];
+               private1 = &mux_private->private_pointers[mux_id];
        } else {
                c = buf;
-               private = &normal_private;
+               private1 = &normal_private;
        }
 
-       fn(helper_mode, lp_ctx, c, length, private, mux_id, private2);
+       fn(helper_mode, lp_ctx, c, length, private1, mux_id, private2);
        talloc_free(buf);
 }