summaryrefslogtreecommitdiff
path: root/source4
diff options
context:
space:
mode:
authorAndrew Bartlett <abartlet@samba.org>2011-06-01 23:22:24 +1000
committerAndrew Bartlett <abartlet@samba.org>2011-06-06 17:37:51 +1000
commit1dfc6fa558e7735341a7095aa46e5568a4f56cfe (patch)
tree80c2474135ebb6eedb8287b2a469e3dd5754a68c /source4
parent521687be0d4bcd6326417696fabdce6506824b99 (diff)
downloadsamba-1dfc6fa558e7735341a7095aa46e5568a4f56cfe.tar.gz
samba-1dfc6fa558e7735341a7095aa46e5568a4f56cfe.tar.bz2
samba-1dfc6fa558e7735341a7095aa46e5568a4f56cfe.zip
s4-param Add hook between Samba3 and Samba4 loadparm systems.
In the top level build, this allows calls to code that requires a lpcfg_ style loadparm_context, while using the global parameters loaded from the source3 loadparm code. Andrew Bartlett
Diffstat (limited to 'source4')
-rw-r--r--source4/param/loadparm.c86
-rw-r--r--source4/param/param.h2
-rw-r--r--source4/param/wscript_build5
-rw-r--r--source4/script/mks3param.pl175
4 files changed, 256 insertions, 12 deletions
diff --git a/source4/param/loadparm.c b/source4/param/loadparm.c
index d5c82354af..6a173b1afc 100644
--- a/source4/param/loadparm.c
+++ b/source4/param/loadparm.c
@@ -68,6 +68,7 @@
#include "rpc_server/common/common.h"
#include "lib/socket/socket.h"
#include "auth/gensec/gensec.h"
+#include "s3_param.h"
#define standard_sub_basic talloc_strdup
@@ -520,6 +521,7 @@ struct loadparm_context {
bool refuse_free;
bool global; /* Is this the global context, which may set
* global variables such as debug level etc? */
+ struct loadparm_s3_context *s3_fns;
};
@@ -601,32 +603,78 @@ static struct loadparm_context *global_loadparm_context;
#define lpcfg_default_service global_loadparm_context->sDefault
#define lpcfg_global_service(i) global_loadparm_context->services[i]
-#define FN_GLOBAL_STRING(fn_name,var_name) \
- _PUBLIC_ const char *lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) {if (lp_ctx == NULL) return NULL; return lp_ctx->globals->var_name ? lp_string(lp_ctx->globals->var_name) : "";}
+#define FN_GLOBAL_STRING(fn_name,var_name) \
+ _PUBLIC_ const char *lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) { \
+ if (lp_ctx == NULL) return NULL; \
+ if (lp_ctx->s3_fns) { \
+ SMB_ASSERT(lp_ctx->s3_fns->fn_name); \
+ return lp_ctx->s3_fns->fn_name(); \
+ } \
+ return lp_ctx->globals->var_name ? lp_string(lp_ctx->globals->var_name) : ""; \
+}
#define FN_GLOBAL_CONST_STRING(fn_name,var_name) \
- _PUBLIC_ const char *lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) {if (lp_ctx == NULL) return NULL; return lp_ctx->globals->var_name ? lp_ctx->globals->var_name : "";}
-
-#define FN_GLOBAL_LIST(fn_name,var_name) \
- _PUBLIC_ const char **lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) {if (lp_ctx == NULL) return NULL; return lp_ctx->globals->var_name;}
+ _PUBLIC_ const char *lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) {\
+ if (lp_ctx == NULL) return NULL; \
+ if (lp_ctx->s3_fns) { \
+ SMB_ASSERT(lp_ctx->s3_fns->fn_name); \
+ return lp_ctx->s3_fns->fn_name(); \
+ } \
+ return lp_ctx->globals->var_name ? lp_string(lp_ctx->globals->var_name) : ""; \
+ }
+
+#define FN_GLOBAL_LIST(fn_name,var_name) \
+ _PUBLIC_ const char **lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) { \
+ if (lp_ctx == NULL) return NULL; \
+ if (lp_ctx->s3_fns) { \
+ SMB_ASSERT(lp_ctx->s3_fns->fn_name); \
+ return lp_ctx->s3_fns->fn_name(); \
+ } \
+ return lp_ctx->globals->var_name; \
+ }
#define FN_GLOBAL_BOOL(fn_name,var_name) \
- _PUBLIC_ bool lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) {if (lp_ctx == NULL) return false; return lp_ctx->globals->var_name;}
+ _PUBLIC_ bool lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) {\
+ if (lp_ctx == NULL) return false; \
+ if (lp_ctx->s3_fns) { \
+ SMB_ASSERT(lp_ctx->s3_fns->fn_name); \
+ return lp_ctx->s3_fns->fn_name(); \
+ } \
+ return lp_ctx->globals->var_name; \
+}
#define FN_GLOBAL_INTEGER(fn_name,var_name) \
- _PUBLIC_ int lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) {return lp_ctx->globals->var_name;}
+ _PUBLIC_ int lpcfg_ ## fn_name(struct loadparm_context *lp_ctx) { \
+ if (lp_ctx->s3_fns) { \
+ SMB_ASSERT(lp_ctx->s3_fns->fn_name); \
+ return lp_ctx->s3_fns->fn_name(); \
+ } \
+ return lp_ctx->globals->var_name; \
+ }
#define FN_LOCAL_STRING(fn_name,val) \
- _PUBLIC_ const char *lpcfg_ ## fn_name(struct loadparm_service *service, struct loadparm_service *sDefault) {return(lp_string((const char *)((service != NULL && service->val != NULL) ? service->val : sDefault->val)));}
+ _PUBLIC_ const char *lpcfg_ ## fn_name(struct loadparm_service *service, \
+ struct loadparm_service *sDefault) { \
+ return(lp_string((const char *)((service != NULL && service->val != NULL) ? service->val : sDefault->val))); \
+ }
#define FN_LOCAL_LIST(fn_name,val) \
- _PUBLIC_ const char **lpcfg_ ## fn_name(struct loadparm_service *service, struct loadparm_service *sDefault) {return(const char **)(service != NULL && service->val != NULL? service->val : sDefault->val);}
+ _PUBLIC_ const char **lpcfg_ ## fn_name(struct loadparm_service *service, \
+ struct loadparm_service *sDefault) {\
+ return(const char **)(service != NULL && service->val != NULL? service->val : sDefault->val); \
+ }
#define FN_LOCAL_BOOL(fn_name,val) \
- _PUBLIC_ bool lpcfg_ ## fn_name(struct loadparm_service *service, struct loadparm_service *sDefault) {return((service != NULL)? service->val : sDefault->val);}
+ _PUBLIC_ bool lpcfg_ ## fn_name(struct loadparm_service *service, \
+ struct loadparm_service *sDefault) { \
+ return((service != NULL)? service->val : sDefault->val); \
+ }
#define FN_LOCAL_INTEGER(fn_name,val) \
- _PUBLIC_ int lpcfg_ ## fn_name(struct loadparm_service *service, struct loadparm_service *sDefault) {return((service != NULL)? service->val : sDefault->val);}
+ _PUBLIC_ int lpcfg_ ## fn_name(struct loadparm_service *service, \
+ struct loadparm_service *sDefault) { \
+ return((service != NULL)? service->val : sDefault->val); \
+ }
FN_GLOBAL_INTEGER(server_role, server_role)
FN_GLOBAL_LIST(smb_ports, smb_ports)
@@ -2560,6 +2608,20 @@ struct loadparm_context *loadparm_init_global(bool load_default)
return global_loadparm_context;
}
+/**
+ * Initialise the global parameter structure.
+ */
+struct loadparm_context *loadparm_init_s3(TALLOC_CTX *mem_ctx,
+ struct loadparm_s3_context *s3_fns)
+{
+ struct loadparm_context *loadparm_context = loadparm_init(mem_ctx);
+ if (!loadparm_context) {
+ return NULL;
+ }
+ loadparm_context->s3_fns = s3_fns;
+ return loadparm_context;
+}
+
const char *lpcfg_configfile(struct loadparm_context *lp_ctx)
{
return lp_ctx->szConfigFile;
diff --git a/source4/param/param.h b/source4/param/param.h
index 79a1bff2c7..f8ce15d7b6 100644
--- a/source4/param/param.h
+++ b/source4/param/param.h
@@ -20,6 +20,8 @@
#ifndef _PARAM_H /* _PARAM_H */
#define _PARAM_H
+struct loadparm_s3_context;
+
struct parmlist_entry;
struct param_context {
diff --git a/source4/param/wscript_build b/source4/param/wscript_build
index 72674e5574..98e838133e 100644
--- a/source4/param/wscript_build
+++ b/source4/param/wscript_build
@@ -1,5 +1,10 @@
#!/usr/bin/env python
+bld.SAMBA_GENERATOR('s3_param_h',
+ source= 'loadparm.c ../script/mks3param.pl',
+ target='s3_param.h',
+ rule='${PERL} ${SRC[1].abspath(env)} ${SRC[0].abspath(env)} --file ${TGT}')
+
bld.SAMBA_LIBRARY('samba-hostconfig',
source='loadparm.c generic.c util.c',
pc_files='samba-hostconfig.pc',
diff --git a/source4/script/mks3param.pl b/source4/script/mks3param.pl
new file mode 100644
index 0000000000..db494e7eb4
--- /dev/null
+++ b/source4/script/mks3param.pl
@@ -0,0 +1,175 @@
+#!/usr/bin/perl
+# Simple script for generating prototypes for C functions
+# Written by Jelmer Vernooij
+# based on the original mkproto.sh by Andrew Tridgell
+
+use strict;
+
+# don't use warnings module as it is not portable enough
+# use warnings;
+
+use Getopt::Long;
+use File::Basename;
+use File::Path;
+
+#####################################################################
+# read a file into a string
+
+my $file = undef;
+my $public_define = undef;
+my $_public = "";
+my $_private = "";
+my $public_data = \$_public;
+my $builddir = ".";
+my $srcdir = ".";
+
+sub public($)
+{
+ my ($d) = @_;
+ $$public_data .= $d;
+}
+
+sub usage()
+{
+ print "Usage: mks3param.pl [options] [c files]\n";
+ print "OPTIONS:\n";
+ print " --srcdir=path Read files relative to this directory\n";
+ print " --builddir=path Write file relative to this directory\n";
+ print " --help Print this help message\n\n";
+ exit 0;
+}
+
+GetOptions(
+ 'file=s' => sub { my ($f,$v) = @_; $file = $v; },
+ 'srcdir=s' => sub { my ($f,$v) = @_; $srcdir = $v; },
+ 'builddir=s' => sub { my ($f,$v) = @_; $builddir = $v; },
+ 'help' => \&usage
+) or exit(1);
+
+sub normalize_define($$)
+{
+ my ($define, $file) = @_;
+
+ if (not defined($define) and defined($file)) {
+ $define = "__" . uc($file) . "__";
+ $define =~ tr{./}{__};
+ $define =~ tr{\-}{_};
+ } elsif (not defined($define)) {
+ $define = '_S3_PARAM_H_';
+ }
+
+ return $define;
+}
+
+$public_define = normalize_define($public_define, $file);
+
+sub file_load($)
+{
+ my($filename) = @_;
+ local(*INPUTFILE);
+ open(INPUTFILE, $filename) or return undef;
+ my($saved_delim) = $/;
+ undef $/;
+ my($data) = <INPUTFILE>;
+ close(INPUTFILE);
+ $/ = $saved_delim;
+ return $data;
+}
+
+sub print_header($$)
+{
+ my ($file, $header_name) = @_;
+ $file->("#ifndef $header_name\n");
+ $file->("#define $header_name\n\n");
+ $file->("/* This file was automatically generated by mks3param.pl. DO NOT EDIT */\n\n");
+ $file->("struct loadparm_s3_context\n");
+ $file->("{\n");
+}
+
+sub print_footer($$)
+{
+ my ($file, $header_name) = @_;
+ $file->("};");
+ $file->("\n#endif /* $header_name */\n\n");
+}
+
+sub handle_loadparm($$)
+{
+ my ($file,$line) = @_;
+
+ if ($line =~ /^FN_(GLOBAL|LOCAL)_(CONST_STRING|STRING|BOOL|bool|CHAR|INTEGER|LIST)\((\w+),.*\)/o) {
+ my $scope = $1;
+ my $type = $2;
+ my $name = $3;
+
+ my %tmap = (
+ "BOOL" => "bool ",
+ "CONST_STRING" => "const char *",
+ "STRING" => "const char *",
+ "INTEGER" => "int ",
+ "CHAR" => "char ",
+ "LIST" => "const char **",
+ );
+
+ $file->("\t$tmap{$type} (*$name)(void);\n");
+ }
+}
+
+sub process_file($$)
+{
+ my ($file, $filename) = @_;
+
+ $filename =~ s/\.o$/\.c/g;
+
+ if ($filename =~ /^\//) {
+ open(FH, "<$filename") or die("Failed to open $filename");
+ } elsif (!open(FH, "< $builddir/$filename")) {
+ open(FH, "< $srcdir/$filename") || die "Failed to open $filename";
+ }
+
+ my $comment = undef;
+ my $incomment = 0;
+ while (my $line = <FH>) {
+ if ($line =~ /^\/\*\*/) {
+ $comment = "";
+ $incomment = 1;
+ }
+
+ if ($incomment) {
+ $comment .= $line;
+ if ($line =~ /\*\//) {
+ $incomment = 0;
+ }
+ }
+
+ # these are ordered for maximum speed
+ next if ($line =~ /^\s/);
+
+ next unless ($line =~ /\(/);
+
+ next if ($line =~ /^\/|[;]/);
+
+ if ($line =~ /^FN_/) {
+ handle_loadparm($file, $line);
+ }
+ next;
+ }
+
+ close(FH);
+}
+
+
+print_header(\&public, $public_define);
+
+process_file(\&public, $_) foreach (@ARGV);
+print_footer(\&public, $public_define);
+
+if (not defined($file)) {
+ print STDOUT $$public_data;
+}
+
+mkpath(dirname($file), 0, 0755);
+open(PUBLIC, ">$file") or die("Can't open `$file': $!");
+print PUBLIC "$$public_data";
+close(PUBLIC);
+