r10026: Move registry header file to lib/registry
[bbaumbach/samba-autobuild/.git] / source4 / lib / registry / tools / regshell.c
index db7af9d5b68566d803d37d7ec1767a101d2df573..08da5ae2fd9978a351654e8e51b0dca933836d9d 100644 (file)
 */
 
 #include "includes.h"
+#include "dynconfig.h"
+#include "lib/registry/registry.h"
+#include "lib/cmdline/popt_common.h"
+#include "system/time.h"
+#include "librpc/gen_ndr/ndr_security.h"
 
 /* 
  * ck/cd - change key
  * mkkey/mkdir - make key
  * ch - change hive
  * info - show key info
+ * save - save hive
  * help
  * exit
  */
 
-static struct registry_key *cmd_info(TALLOC_CTX *mem_ctx, struct registry_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)
 {
+       struct security_descriptor *sec_desc = NULL;
        time_t last_mod;
+       WERROR error;
+       
        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 */
+
+       error = reg_get_sec_desc(mem_ctx, cur, &sec_desc);
+       if (!W_ERROR_IS_OK(error)) {
+               printf("Error getting security descriptor\n");
+       } else {
+               ndr_print_debug((ndr_print_fn_t)ndr_print_security_descriptor, "Security", sec_desc);
+       }
+       talloc_free(sec_desc);
        return cur;
 }
 
-static struct registry_key *cmd_pwd(TALLOC_CTX *mem_ctx, struct registry_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)
+{
+       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_key *cur, int argc, char **argv)
+static struct registry_key *cmd_set(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv)
 {
-       /* FIXME */
-       return NULL;
+       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);
+                       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 struct registry_key *cmd_ck(TALLOC_CTX *mem_ctx, struct registry_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)
 { 
        struct registry_key *new = NULL;
        WERROR error;
@@ -76,7 +123,7 @@ static struct registry_key *cmd_ck(TALLOC_CTX *mem_ctx, struct registry_key *cur
        return new;
 }
 
-static struct registry_key *cmd_ls(TALLOC_CTX *mem_ctx, struct registry_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;
@@ -96,7 +143,7 @@ static struct registry_key *cmd_ls(TALLOC_CTX *mem_ctx, struct registry_key *cur
        
        return NULL; 
 }
-static struct registry_key *cmd_mkkey(TALLOC_CTX *mem_ctx, struct registry_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)
 { 
        struct registry_key *tmp;
        if(argc < 2) {
@@ -109,25 +156,17 @@ static struct registry_key *cmd_mkkey(TALLOC_CTX *mem_ctx, struct registry_key *
                return NULL;
        }
 
-       fprintf(stderr, "Successfully added new subkey '%s' to '%s'\n", argv[1], cur->path);
-       
        return NULL; 
 }
 
-static struct registry_key *cmd_rmkey(TALLOC_CTX *mem_ctx, struct registry_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)
 { 
-       struct registry_key *key;
        if(argc < 2) {
                fprintf(stderr, "Usage: rmkey <name>\n");
                return NULL;
        }
 
-       if(!W_ERROR_IS_OK(reg_open_key(mem_ctx, 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]);
@@ -136,20 +175,14 @@ static struct registry_key *cmd_rmkey(TALLOC_CTX *mem_ctx, struct registry_key *
        return NULL; 
 }
 
-static struct registry_key *cmd_rmval(TALLOC_CTX *mem_ctx, struct registry_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)
 { 
-       struct registry_value *val;
        if(argc < 2) {
                fprintf(stderr, "Usage: rmval <valuename>\n");
                return NULL;
        }
 
-       if(!W_ERROR_IS_OK(reg_key_get_value_by_name(mem_ctx, cur, argv[1], &val))) {
-               fprintf(stderr, "No such value '%s'\n", argv[1]);
-               return NULL;
-       }
-
-       if(!W_ERROR_IS_OK(reg_del_value(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]);
@@ -158,36 +191,21 @@ static struct registry_key *cmd_rmval(TALLOC_CTX *mem_ctx, struct registry_key *
        return NULL; 
 }
 
-static struct registry_key *cmd_hive(TALLOC_CTX *mem_ctx, struct registry_key *cur, int argc, char **argv)
-{
-       int i;
-       for(i = 0; i < cur->hive->reg_ctx->num_hives; i++) {
-
-               if(argc == 1) {
-                       printf("%s\n", cur->hive->reg_ctx->hives[i]->name);
-               } else if(!strcmp(cur->hive->reg_ctx->hives[i]->name, argv[1])) {
-                       return cur->hive->reg_ctx->hives[i]->root;
-               } 
-       }
-       return NULL;
-}
-
-static struct registry_key *cmd_exit(TALLOC_CTX *mem_ctx, struct registry_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 struct registry_key *cmd_help(TALLOC_CTX *mem_ctx, struct registry_key *, int, char **);
+static struct registry_key *cmd_help(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *, int, char **);
 
-struct {
+static struct {
        const char *name;
        const char *alias;
        const char *help;
-       struct registry_key *(*handle)(TALLOC_CTX *mem_ctx, struct registry_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 },
@@ -197,10 +215,11 @@ 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 struct registry_key *cmd_help(TALLOC_CTX *mem_ctx, struct registry_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");
@@ -210,7 +229,7 @@ static struct registry_key *cmd_help(TALLOC_CTX *mem_ctx, struct registry_key *c
        return NULL;
 } 
 
-static struct registry_key *process_cmd(TALLOC_CTX *mem_ctx, struct registry_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;
@@ -224,7 +243,7 @@ static struct registry_key *process_cmd(TALLOC_CTX *mem_ctx, struct registry_key
        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(mem_ctx, k, argc, argv);
+                       return regshell_cmds[i].handle(mem_ctx, ctx, k, argc, argv);
                }
        }
 
@@ -237,13 +256,13 @@ static struct registry_key *process_cmd(TALLOC_CTX *mem_ctx, struct registry_key
 
 static struct registry_key *current_key = NULL;
 
-static char **reg_complete_command(const char *text, int end)
+static char **reg_complete_command(const char *text, int start, int end)
 {
        /* Complete command */
        char **matches;
-       int i, len, samelen, count=1;
+       int i, len, samelen=0, count=1;
 
-       matches = (char **)malloc(sizeof(matches[0])*MAX_COMPLETIONS);
+       matches = malloc_array_p(char *, MAX_COMPLETIONS);
        if (!matches) return NULL;
        matches[0] = NULL;
 
@@ -270,56 +289,77 @@ static char **reg_complete_command(const char *text, int end)
                matches[0] = strdup(matches[1]);
                break;
        default:
-               matches[0] = malloc(samelen+1);
-               if (!matches[0])
-                       goto cleanup;
-               strncpy(matches[0], matches[1], samelen);
-               matches[0][samelen] = 0;
+               matches[0] = strndup(matches[1], samelen);
        }
        matches[count] = NULL;
        return matches;
 
 cleanup:
-       while (i >= 0) {
-               free(matches[i]);
-               i--;
+       count--;
+       while (count >= 0) {
+               free(matches[count]);
+               count--;
        }
        free(matches);
        return NULL;
 }
 
-static char **reg_complete_key(const char *text, int end)
+static char **reg_complete_key(const char *text, int start, int end)
 {
+       struct registry_key *base;
        struct registry_key *subkey;
-       int i, j = 0;
+       int i, j = 1;
+       int samelen = 0;
        int len;
        char **matches;
+       const char *base_n = "";
        TALLOC_CTX *mem_ctx;
-       /* Complete argument */
+       WERROR status;
 
-       matches = (char **)malloc(sizeof(matches[0])*MAX_COMPLETIONS);
+       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);
-       mem_ctx = talloc_init("completion");
        for(i = 0; j < MAX_COMPLETIONS-1; i++) {
-               WERROR status = reg_key_get_subkey_by_index(mem_ctx, current_key, i, &subkey);
+               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_destroy(mem_ctx);
+                       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;
-       talloc_destroy(mem_ctx);
        return matches;
 }
 
@@ -328,57 +368,90 @@ static char **reg_completion(const char *text, int start, int end)
        smb_readline_ca_char(' ');
 
        if (start == 0) {
-               return reg_complete_command(text, end);
+               return reg_complete_command(text, start, end);
        } else {
-               return reg_complete_key(text, end);
+               return reg_complete_key(text, start, end);
        }
 }
 
  int main(int argc, char **argv)
 {
        int opt;
-       const char *backend = "rpc";
-       const char *credentials = NULL;
+       const char *backend = NULL;
        struct registry_key *curkey = NULL;
        poptContext pc;
        WERROR error;
        TALLOC_CTX *mem_ctx = talloc_init("cmd");
-       struct registry_context *h;
+       const char *remote = NULL;
+       struct registry_context *h = NULL;
        struct poptOption long_options[] = {
                POPT_AUTOHELP
-               POPT_COMMON_SAMBA
                {"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_COMMON_SAMBA
+               POPT_COMMON_CREDENTIALS
+               POPT_COMMON_VERSION
                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) {
        }
 
-    setup_logging("regtree", True);
+       if (remote) {
+               error = reg_open_remote (&h, cmdline_credentials, remote, NULL); 
+       } else if (backend) {
+               error = reg_open_hive(NULL, backend, poptGetArg(pc), NULL, &curkey);
+       } else {
+               error = reg_open_local(&h);
+       }
 
-       error = reg_open(&h, backend, poptPeekArg(pc), credentials);
        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);
 
-       curkey = h->hives[0]->root;
+       if (h) {
+               uint32_t 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, try_hkeys[i], &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;
                
-               if(curkey->hive->name) {
-                       asprintf(&prompt, "%s:%s> ", curkey->hive->name, curkey->path);
+               if(curkey->hive->root->name) {
+                       asprintf(&prompt, "%s:%s> ", curkey->hive->root->name, curkey->path);
                } else {
                        asprintf(&prompt, "%s> ", curkey->path);
                }
@@ -391,11 +464,11 @@ static char **reg_completion(const char *text, int start, int end)
                        break;
 
                if(line[0] != '\n') {
-                       struct registry_key *new = process_cmd(mem_ctx, curkey, line);
+                       struct registry_key *new = process_cmd(mem_ctx, h, curkey, line);
                        if(new)curkey = new;
                }
        }
-       talloc_destroy(mem_ctx);
+       talloc_free(mem_ctx);
 
        return 0;
 }