r5917: First step in using the new cli_credentials structure. This patch
[bbaumbach/samba-autobuild/.git] / source4 / lib / registry / tools / regshell.c
index b843e9112072243748f28b90afa2fb53a507235c..cab2c5e34b0871d09734d530151381cf69ce6d39 100644 (file)
 */
 
 #include "includes.h"
+#include "dynconfig.h"
+#include "registry.h"
+#include "lib/cmdline/popt_common.h"
+#include "system/time.h"
 
 /* 
  * ck/cd - change key
  * rmkey/rmdir - remove key
  * mkkey/mkdir - make key
  * ch - change hive
+ * info - show key info
  * help
  * exit
  */
 
-static REG_KEY *cmd_pwd(REG_KEY *cur, int argc, char **argv)
+static struct registry_key *cmd_info(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
 {
-       printf("%s\n", reg_key_get_path_abs(cur));
+       time_t last_mod;
+       printf("Name: %s\n", cur->name);
+       printf("Full path: %s\n", cur->path);
+       printf("Key Class: %s\n", cur->class_name);
+       last_mod = nt_time_to_unix(cur->last_mod);
+       printf("Time Last Modified: %s\n", ctime(&last_mod));
+       /* FIXME: Security info */
        return cur;
 }
 
-static REG_KEY *cmd_set(REG_KEY *cur, int argc, char **argv)
+static struct registry_key *cmd_predef(TALLOC_CTX *mem_ctx, struct registry_context *ctx, struct registry_key *cur, int argc, char **argv)
 {
-       /* FIXME */
-       return NULL;
+       struct registry_key *ret = NULL;
+       if (argc < 2) {
+               fprintf(stderr, "Usage: predef predefined-key-name\n");
+       } else if (!ctx) {
+               fprintf(stderr, "No full registry loaded, no predefined keys defined\n");
+       } else {
+               WERROR error = reg_get_predefined_key_by_name(ctx, argv[1], &ret);
+
+               if (!W_ERROR_IS_OK(error)) {
+                       fprintf(stderr, "Error opening predefined key %s: %s\n", argv[1], win_errstr(error));
+                       ret = NULL;
+               }
+       }
+       return ret;
+}
+
+static struct registry_key *cmd_pwd(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
+{
+       printf("%s\n", cur->path);
+       return cur;
+}
+
+static struct registry_key *cmd_set(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
+{
+       if (argc < 4) {
+               fprintf(stderr, "Usage: set value-name type value\n");
+       } else {
+               struct registry_value *val;
+               if (reg_string_to_val(mem_ctx, argv[2], argv[3], &val)) {
+                       WERROR error = reg_val_set(cur, argv[1], val->data_type, val->data_blk, val->data_len);
+                       if (!W_ERROR_IS_OK(error)) {
+                               fprintf(stderr, "Error setting value: %s\n", win_errstr(error));
+                               return NULL;
+                       }
+               } else {
+                       fprintf(stderr, "Unable to interpret data\n");
+               }
+       }
+       return cur;
 }
 
-static REG_KEY *cmd_ck(REG_KEY *cur, int argc, char **argv)
+static struct registry_key *cmd_ck(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
 { 
-       REG_KEY *new = NULL;
+       struct registry_key *new = NULL;
        WERROR error;
        if(argc < 2) {
                new = cur;
        } else {
-               error = reg_open_key(cur, argv[1], &new);
+               error = reg_open_key(mem_ctx, cur, argv[1], &new);
                if(!W_ERROR_IS_OK(error)) {
                        DEBUG(0, ("Error opening specified key: %s\n", win_errstr(error)));
                        return NULL;
                }
        } 
 
-       printf("Current path is: %s\n", reg_key_get_path_abs(new));
+       printf("Current path is: %s\n", new->path);
        
        return new;
 }
 
-static REG_KEY *cmd_ls(REG_KEY *cur, int argc, char **argv)
+static struct registry_key *cmd_ls(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
 {
        int i;
        WERROR error;
-       REG_VAL *value;
-       REG_KEY *sub;
-       for(i = 0; W_ERROR_IS_OK(error = reg_key_get_subkey_by_index(cur, i, &sub)); i++) {
-               printf("K %s\n", reg_key_name(sub));
+       struct registry_value *value;
+       struct registry_key *sub;
+       for(i = 0; W_ERROR_IS_OK(error = reg_key_get_subkey_by_index(mem_ctx, cur, i, &sub)); i++) {
+               printf("K %s\n", sub->name);
        }
 
        if(!W_ERROR_EQUAL(error, WERR_NO_MORE_ITEMS)) {
                DEBUG(0, ("Error occured while browsing thru keys: %s\n", win_errstr(error)));
        }
 
-       for(i = 0; W_ERROR_IS_OK(error = reg_key_get_value_by_index(cur, i, &value)); i++) {
-               printf("V \"%s\" %s %s\n", reg_val_name(value), str_regtype(reg_val_type(value)), reg_val_data_string(value));
+       for(i = 0; W_ERROR_IS_OK(error = reg_key_get_value_by_index(mem_ctx, cur, i, &value)); i++) {
+               printf("V \"%s\" %s %s\n", value->name, str_regtype(value->data_type), reg_val_data_string(mem_ctx, value));
        }
        
        return NULL; 
 }
-static REG_KEY *cmd_mkkey(REG_KEY *cur, int argc, char **argv)
+static struct registry_key *cmd_mkkey(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
 { 
-       REG_KEY *tmp;
+       struct registry_key *tmp;
        if(argc < 2) {
                fprintf(stderr, "Usage: mkkey <keyname>\n");
                return NULL;
        }
        
-       if(!W_ERROR_IS_OK(reg_key_add_name(cur, argv[1], 0, NULL, &tmp))) {
+       if(!W_ERROR_IS_OK(reg_key_add_name(mem_ctx, cur, argv[1], 0, NULL, &tmp))) {
                fprintf(stderr, "Error adding new subkey '%s'\n", argv[1]);
                return NULL;
        }
 
-       fprintf(stderr, "Successfully added new subkey '%s' to '%s'\n", argv[1], reg_key_get_path_abs(cur));
-       
        return NULL; 
 }
 
-static REG_KEY *cmd_rmkey(REG_KEY *cur, int argc, char **argv)
+static struct registry_key *cmd_rmkey(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
 { 
-       REG_KEY *key;
        if(argc < 2) {
                fprintf(stderr, "Usage: rmkey <name>\n");
                return NULL;
        }
 
-       if(!W_ERROR_IS_OK(reg_open_key(cur, argv[1], &key))) {
-               fprintf(stderr, "No such subkey '%s'\n", argv[1]);
-               return NULL;
-       }
-
-       if(!W_ERROR_IS_OK(reg_key_del(key))) {
+       if(!W_ERROR_IS_OK(reg_key_del(cur, argv[1]))) {
                fprintf(stderr, "Error deleting '%s'\n", argv[1]);
        } else {
                fprintf(stderr, "Successfully deleted '%s'\n", argv[1]);
@@ -123,20 +163,14 @@ static REG_KEY *cmd_rmkey(REG_KEY *cur, int argc, char **argv)
        return NULL; 
 }
 
-static REG_KEY *cmd_rmval(REG_KEY *cur, int argc, char **argv)
+static struct registry_key *cmd_rmval(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
 { 
-       REG_VAL *val;
        if(argc < 2) {
                fprintf(stderr, "Usage: rmval <valuename>\n");
                return NULL;
        }
 
-       if(!W_ERROR_IS_OK(reg_key_get_value_by_name(cur, argv[1], &val))) {
-               fprintf(stderr, "No such value '%s'\n", argv[1]);
-               return NULL;
-       }
-
-       if(!W_ERROR_IS_OK(reg_val_del(val))) {
+       if(!W_ERROR_IS_OK(reg_del_value(cur, argv[1]))) {
                fprintf(stderr, "Error deleting value '%s'\n", argv[1]);
        } else {
                fprintf(stderr, "Successfully deleted value '%s'\n", argv[1]);
@@ -145,41 +179,22 @@ static REG_KEY *cmd_rmval(REG_KEY *cur, int argc, char **argv)
        return NULL; 
 }
 
-static REG_KEY *cmd_hive(REG_KEY *cur, int argc, char **argv)
-{
-       int i;
-       WERROR error = WERR_OK;
-       for(i = 0; W_ERROR_IS_OK(error); i++) {
-               REG_KEY *hive;
-               error = reg_get_hive(reg_key_handle(cur), i, &hive);
-               if(!W_ERROR_IS_OK(error)) break;
-
-               if(argc == 1) {
-                       printf("%s\n", reg_key_name(hive));
-               } else if(!strcmp(reg_key_name(hive), argv[1])) {
-                       return hive;
-               } 
-               reg_key_free(hive);
-       }
-       return NULL;
-}
-
-static REG_KEY *cmd_exit(REG_KEY *cur, int argc, char **argv)
+static struct registry_key *cmd_exit(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
 {
        exit(0);
        return NULL; 
 }
 
-static REG_KEY *cmd_help(REG_KEY *, int, char **);
+static struct registry_key *cmd_help(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *, int, char **);
 
 struct {
        const char *name;
        const char *alias;
        const char *help;
-       REG_KEY *(*handle)(REG_KEY *, int argc, char **argv);
+       struct registry_key *(*handle)(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *, int argc, char **argv);
 } regshell_cmds[] = {
        {"ck", "cd", "Change current key", cmd_ck },
-       {"ch", "hive", "Change current hive", cmd_hive },
+       {"info", "i", "Show detailed information of a key", cmd_info },
        {"list", "ls", "List values/keys in current key", cmd_ls },
        {"mkkey", "mkdir", "Make new key", cmd_mkkey },
        {"rmval", "rm", "Remove value", cmd_rmval },
@@ -188,10 +203,11 @@ struct {
        {"set", "update", "Update value", cmd_set },
        {"help", "?", "Help", cmd_help },
        {"exit", "quit", "Exit", cmd_exit },
+       {"predef", "predefined", "Go to predefined key", cmd_predef },
        {NULL }
 };
 
-static REG_KEY *cmd_help(REG_KEY *cur, int argc, char **argv)
+static struct registry_key *cmd_help(TALLOC_CTX *mem_ctx, struct registry_context *ctx, struct registry_key *cur, int argc, char **argv)
 {
        int i;
        printf("Available commands:\n");
@@ -201,7 +217,7 @@ static REG_KEY *cmd_help(REG_KEY *cur, int argc, char **argv)
        return NULL;
 } 
 
-static REG_KEY *process_cmd(REG_KEY *k, char *line)
+static struct registry_key *process_cmd(TALLOC_CTX *mem_ctx, struct registry_context *ctx, struct registry_key *k, char *line)
 {
        int argc;
        char **argv = NULL;
@@ -215,7 +231,7 @@ static REG_KEY *process_cmd(REG_KEY *k, char *line)
        for(i = 0; regshell_cmds[i].name; i++) {
                if(!strcmp(regshell_cmds[i].name, argv[0]) || 
                   (regshell_cmds[i].alias && !strcmp(regshell_cmds[i].alias, argv[0]))) {
-                       return regshell_cmds[i].handle(k, argc, argv);
+                       return regshell_cmds[i].handle(mem_ctx, ctx, k, argc, argv);
                }
        }
 
@@ -224,56 +240,228 @@ static REG_KEY *process_cmd(REG_KEY *k, char *line)
        return k;
 }
 
+#define MAX_COMPLETIONS 100
+
+static struct registry_key *current_key = NULL;
+
+static char **reg_complete_command(const char *text, int start, int end)
+{
+       /* Complete command */
+       char **matches;
+       int i, len, samelen=0, count=1;
+
+       matches = malloc_array_p(char *, MAX_COMPLETIONS);
+       if (!matches) return NULL;
+       matches[0] = NULL;
+
+       len = strlen(text);
+       for (i=0;regshell_cmds[i].handle && count < MAX_COMPLETIONS-1;i++) {
+               if (strncmp(text, regshell_cmds[i].name, len) == 0) {
+                       matches[count] = strdup(regshell_cmds[i].name);
+                       if (!matches[count])
+                               goto cleanup;
+                       if (count == 1)
+                               samelen = strlen(matches[count]);
+                       else
+                               while (strncmp(matches[count], matches[count-1], samelen) != 0)
+                                       samelen--;
+                       count++;
+               }
+       }
+
+       switch (count) {
+       case 0: /* should never happen */
+       case 1:
+               goto cleanup;
+       case 2:
+               matches[0] = strdup(matches[1]);
+               break;
+       default:
+               matches[0] = strndup(matches[1], samelen);
+       }
+       matches[count] = NULL;
+       return matches;
+
+cleanup:
+       count--;
+       while (count >= 0) {
+               free(matches[count]);
+               count--;
+       }
+       free(matches);
+       return NULL;
+}
+
+static char **reg_complete_key(const char *text, int start, int end)
+{
+       struct registry_key *base;
+       struct registry_key *subkey;
+       int i, j = 1;
+       int samelen = 0;
+       int len;
+       char **matches;
+       const char *base_n = "";
+       TALLOC_CTX *mem_ctx;
+       WERROR status;
+
+       matches = malloc_array_p(char *, MAX_COMPLETIONS);
+       if (!matches) return NULL;
+       matches[0] = NULL;
+       mem_ctx = talloc_init("completion");
+
+       base = current_key;
+
+       len = strlen(text);
+       for(i = 0; j < MAX_COMPLETIONS-1; i++) {
+               status = reg_key_get_subkey_by_index(mem_ctx, base, i, &subkey);
+               if(W_ERROR_IS_OK(status)) {
+                       if(!strncmp(text, subkey->name, len)) {
+                               matches[j] = strdup(subkey->name);
+                               j++;
+
+                               if (j == 1)
+                                       samelen = strlen(matches[j]);
+                               else
+                                       while (strncmp(matches[j], matches[j-1], samelen) != 0)
+                                               samelen--;
+                       }
+               } else if(W_ERROR_EQUAL(status, WERR_NO_MORE_ITEMS)) {
+                       break;
+               } else {
+                       printf("Error creating completion list: %s\n", win_errstr(status));
+                       talloc_free(mem_ctx);
+                       return NULL;
+               }
+       }
+
+       if (j == 1) { /* No matches at all */
+               SAFE_FREE(matches);
+               talloc_free(mem_ctx);
+               return NULL;
+       }
+
+       if (j == 2) { /* Exact match */
+               asprintf(&matches[0], "%s%s", base_n, matches[1]);
+       } else {
+               asprintf(&matches[0], "%s%s", base_n, talloc_strndup(mem_ctx, matches[1], samelen));
+       }               
+       talloc_free(mem_ctx);
+
+       matches[j] = NULL;
+       return matches;
+}
+
+static char **reg_completion(const char *text, int start, int end)
+{
+       smb_readline_ca_char(' ');
+
+       if (start == 0) {
+               return reg_complete_command(text, start, end);
+       } else {
+               return reg_complete_key(text, start, end);
+       }
+}
+
  int main(int argc, char **argv)
 {
        int opt;
-       const char *backend = "dir";
-       const char *credentials = NULL;
-       REG_KEY *curkey = NULL;
+       const char *backend = NULL;
+       struct registry_key *curkey = NULL;
        poptContext pc;
        WERROR error;
-       REG_HANDLE *h;
+       TALLOC_CTX *mem_ctx = talloc_init("cmd");
+       const char *remote = NULL;
+       struct registry_context *h = NULL;
        struct poptOption long_options[] = {
                POPT_AUTOHELP
-               POPT_COMMON_SAMBA
+               POPT_COMMON_CREDENTIALS
                {"backend", 'b', POPT_ARG_STRING, &backend, 0, "backend to use", NULL},
-               {"credentials", 'c', POPT_ARG_STRING, &credentials, 0, "credentials", NULL},
+               {"remote", 'R', POPT_ARG_STRING, &remote, 0, "connect to specified remote server", NULL},
                POPT_TABLEEND
        };
+
+       regshell_init_subsystems;
+
+       if (!lp_load(dyn_CONFIGFILE,True,False,False)) {
+               fprintf(stderr, "Can't load %s - run testparm to debug it\n", dyn_CONFIGFILE);
+       }
+
        
        pc = poptGetContext(argv[0], argc, (const char **) argv, long_options,0);
        
        while((opt = poptGetNextOpt(pc)) != -1) {
        }
 
-       error = reg_open(backend, poptPeekArg(pc), credentials, &h);
+    setup_logging("regtree", True);
+
+       if (remote) {
+               error = reg_open_remote (&h, cli_credentials_get_username(cmdline_credentials), cli_credentials_get_password(cmdline_credentials), remote); 
+       } else if (backend) {
+               error = reg_open_hive(NULL, backend, poptGetArg(pc), NULL, &curkey);
+       } else {
+               error = reg_open_local(&h);
+       }
+
        if(!W_ERROR_IS_OK(error)) {
-               fprintf(stderr, "Unable to open '%s' with backend '%s'\n", poptGetArg(pc), backend);
+               fprintf(stderr, "Unable to open registry\n");
                return 1;
        }
-       poptFreeContext(pc);
 
-    setup_logging("regtree", True);
-
-       error = reg_get_hive(h, 0, &curkey);
-
-       if(!W_ERROR_IS_OK(error)) return 1;
+       if (h) {
+               enum reg_predefined_key try_hkeys[] = {
+                       HKEY_CLASSES_ROOT,
+                       HKEY_CURRENT_USER,
+                       HKEY_LOCAL_MACHINE,
+                       HKEY_USERS,
+                       HKEY_PERFORMANCE_DATA,
+                       HKEY_CURRENT_CONFIG,
+                       HKEY_DYN_DATA,
+                       HKEY_PERFORMANCE_TEXT,
+                       HKEY_PERFORMANCE_NLSTEXT,
+                       0
+               };
+               int i;
+
+               for (i = 0; try_hkeys[i]; i++) {
+                       WERROR err;
+                       err = reg_get_predefined_key(h, HKEY_CLASSES_ROOT, &curkey);
+                       if (W_ERROR_IS_OK(err)) {
+                               break;
+                       } else {
+                               curkey = NULL;
+                       }
+               }
+       }
 
+       if (!curkey) {
+               fprintf(stderr, "Unable to access any of the predefined keys\n");
+               return -1;
+       }
+       
+       poptFreeContext(pc);
+       
        while(True) {
                char *line, *prompt;
                
-               asprintf(&prompt, "%s> ", reg_key_get_path_abs(curkey));
+               if(curkey->hive->root->name) {
+                       asprintf(&prompt, "%s:%s> ", curkey->hive->root->name, curkey->path);
+               } else {
+                       asprintf(&prompt, "%s> ", curkey->path);
+               }
                
-               line = smb_readline(prompt, NULL, NULL);
+               current_key = curkey;           /* No way to pass a void * pointer 
+                                                                          via readline :-( */
+               line = smb_readline(prompt, NULL, reg_completion);
 
                if(!line)
                        break;
 
                if(line[0] != '\n') {
-                       REG_KEY *new = process_cmd(curkey, line);
+                       struct registry_key *new = process_cmd(mem_ctx, h, curkey, line);
                        if(new)curkey = new;
                }
        }
+       talloc_free(mem_ctx);
 
        return 0;
 }