r20: Add the registry library. Still needs a lot of work,

see source/lib/registry/TODO for details.
(This used to be commit 7cab3a00d7b4b1d95a3bfa6b28f318b4aaa5d493)

1 files changed, 148 insertions, 0 deletions

diff --git a/source4/lib/registry/tools/regdiff.c b/source4/lib/registry/tools/regdiff.c
new file mode 100644
index 0000000000..070516b798
--- /dev/null
+++ b/source4/lib/registry/tools/regdiff.c
@@ -0,0 +1,148 @@
+/* 
+   Unix SMB/CIFS implementation.
+   simple registry frontend
+   
+   Copyright (C) Jelmer Vernooij 2004
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+void writediff(REG_KEY *oldkey, REG_KEY *newkey, FILE *out)
+{
+	int i, numvals1, numvals2, numkeys2;
+
+	numkeys2 = reg_key_num_subkeys(newkey);
+	for(i = 0; i < numkeys2; i++) {
+		REG_KEY *t1 = reg_key_get_subkey_by_index(newkey, i);
+		REG_KEY *t2 = reg_key_get_subkey_by_name(oldkey, reg_key_name(t1));
+		if(!t2) {
+			fprintf(out, "[%s]\n", reg_key_get_path(t1));
+		}
+		writediff(t2, t1, out);
+	}
+
+	numvals2 = reg_key_num_values(newkey);
+	for(i = 0; i < numvals2; i++) {
+		REG_VAL *t1 = reg_key_get_value_by_index(newkey, i);
+		REG_VAL *t2 = reg_key_get_value_by_name(oldkey, reg_val_name(t1));
+		if(!t2 || reg_val_size(t2) != reg_val_size(t1) || memcmp(reg_val_data_blk(t1), reg_val_data_blk(t2), reg_val_size(t1))) {
+			fprintf(out, "\"%s\"=%s:%s\n", reg_val_name(t1), str_regtype(reg_val_type(t1)), reg_val_data_string(t1));
+		}
+	}
+
+	numvals1 = reg_key_num_values(oldkey);
+	for(i = 0; i < numvals1; i++) {
+		REG_VAL *t1 = reg_key_get_value_by_index(oldkey, i);
+		if(!reg_key_get_value_by_name(newkey, reg_val_name(t1))) {
+			fprintf(out, "\"%s\"=-\n", reg_val_name(t1));
+		}
+	}
+}
+
+int main (int argc, char **argv)
+{
+	uint32	setparms, checkparms;
+	int opt;
+	poptContext pc;
+	REG_KEY *root;
+	const char *backend1 = NULL, *backend2 = NULL;
+	const char *location2;
+	char *outputfile = NULL;
+	FILE *fd = stdout;
+	REG_HANDLE *h2;
+	REG_KEY *root1 = NULL, *root2;
+	int from_null = 0;
+	int fullpath = 0, no_values = 0;
+	struct poptOption long_options[] = {
+		POPT_AUTOHELP
+		{"backend", 'b', POPT_ARG_STRING, NULL, 'b', "backend to use", NULL},
+		{"output", 'o', POPT_ARG_STRING, &outputfile, 'o', "output file to use", NULL },
+		{"null", 'n', POPT_ARG_NONE, &from_null, 'n', "Diff from NULL" },
+		POPT_TABLEEND
+	};
+
+	pc = poptGetContext(argv[0], argc, (const char **) argv, long_options,0);
+	
+	while((opt = poptGetNextOpt(pc)) != -1) {
+		switch(opt)	{
+			case 'b':
+				if(!backend1 && !from_null) backend1 = poptGetOptArg(pc);
+				else if(!backend2) backend2 = poptGetOptArg(pc);
+				break;
+		}
+	}
+	setup_logging(argv[0], True);
+
+	if(!from_null) {
+		REG_HANDLE *h1;
+		const char *location1;
+		location1 = poptGetArg(pc);
+		if(!location1) {
+			poptPrintUsage(pc, stderr, 0);
+			return 1;
+		}
+
+		if(!backend1) backend1 = "dir";
+
+		h1 = reg_open(backend1, location1, True);
+		if(!h1) {
+			fprintf(stderr, "Unable to open '%s' with backend '%s'\n", location1, backend1);
+			return 1;
+		}
+
+		root1 = reg_get_root(h1);
+	}
+
+	location2 = poptGetArg(pc);
+	if(!location2) {
+		poptPrintUsage(pc, stderr, 0);
+		return 2;
+	}
+
+	if(!backend2) backend2 = "dir";
+	
+	h2 = reg_open(backend2, location2, True);
+	if(!h2) {
+		fprintf(stderr, "Unable to open '%s' with backend '%s'\n", location2, backend2);
+		return 1;
+	}
+	
+	root2 = reg_get_root(h2);
+	if(!root2) {
+		fprintf(stderr, "Can't open root key for '%s:%s'\n", backend2, location2);
+		return 1;
+	}
+
+	poptFreeContext(pc);
+
+	if(outputfile) {
+		fd = fopen(outputfile, "w+");
+		if(!fd) {
+			fprintf(stderr, "Unable to open '%s'\n", outputfile);
+			return 1;
+		}
+	}
+
+	fprintf(fd, "REGEDIT4\n\n");
+	fprintf(fd, "; Generated using regdiff\n");
+
+	writediff(root1, root2, fd); 
+
+	fclose(fd);
+	
+	return 0;
+}