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/*
Unix SMB/CIFS implementation.
provide hooks into smbd C calls from ejs scripts
Copyright (C) Andrew Tridgell 2005
Copyright (C) Tim Potter 2005
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "param/param.h"
#include "scripting/ejs/smbcalls.h"
#include "build.h"
#include "version.h"
/*
return the type of a variable
*/
static int ejs_typeof(MprVarHandle eid, int argc, struct MprVar **argv)
{
const struct {
MprType type;
const char *name;
} types[] = {
{ MPR_TYPE_UNDEFINED, "undefined" },
{ MPR_TYPE_NULL, "object" },
{ MPR_TYPE_BOOL, "boolean" },
{ MPR_TYPE_CFUNCTION, "function" },
{ MPR_TYPE_FLOAT, "number" },
{ MPR_TYPE_INT, "number" },
{ MPR_TYPE_INT64, "number" },
{ MPR_TYPE_OBJECT, "object" },
{ MPR_TYPE_FUNCTION, "function" },
{ MPR_TYPE_STRING, "string" },
{ MPR_TYPE_STRING_CFUNCTION, "function" },
{ MPR_TYPE_PTR, "pointer" }
};
int i;
const char *type = NULL;
if (argc != 1) return -1;
for (i=0;i<ARRAY_SIZE(types);i++) {
if (argv[0]->type == types[i].type) {
type = types[i].name;
break;
}
}
if (type == NULL) return -1;
mpr_ReturnString(eid, type);
return 0;
}
/*
return the native type of a variable
*/
static int ejs_typeof_native(MprVarHandle eid, int argc, struct MprVar **argv)
{
const struct {
MprType type;
const char *name;
} types[] = {
{ MPR_TYPE_UNDEFINED, "undefined" },
{ MPR_TYPE_NULL, "null" },
{ MPR_TYPE_BOOL, "boolean" },
{ MPR_TYPE_CFUNCTION, "c_function" },
{ MPR_TYPE_FLOAT, "float" },
{ MPR_TYPE_INT, "integer" },
{ MPR_TYPE_INT64, "integer64" },
{ MPR_TYPE_OBJECT, "object" },
{ MPR_TYPE_FUNCTION, "js_function" },
{ MPR_TYPE_STRING, "string" },
{ MPR_TYPE_STRING_CFUNCTION, "string_c_function" },
{ MPR_TYPE_PTR, "pointer" }
};
int i;
const char *type = NULL;
if (argc != 1) return -1;
for (i=0;i<ARRAY_SIZE(types);i++) {
if (argv[0]->type == types[i].type) {
type = types[i].name;
break;
}
}
if (type == NULL) return -1;
mpr_ReturnString(eid, type);
return 0;
}
/*
libinclude() allows you to include js files using a search path specified
in "js include =" in smb.conf.
*/
static int ejs_libinclude(int eid, int argc, char **argv)
{
int i, j;
const char **js_include = lp_js_include();
if (js_include == NULL || js_include[0] == NULL) {
ejsSetErrorMsg(eid, "js include path not set");
return -1;
}
for (i = 0; i < argc; i++) {
const char *script = argv[i];
struct MprVar result;
char *path, *emsg;
int ret;
/* use specfied path to search for requested file */
for (j=0;js_include[j];j++) {
path = talloc_asprintf(mprMemCtx(), "%s/%s", js_include[j], script);
if (path == NULL) {
return -1;
}
if (file_exist(path)) {
ret = ejsEvalFile(eid, path, &result, &emsg);
talloc_free(path);
if (ret < 0) {
ejsSetErrorMsg(eid, "%s: %s", script, emsg);
return -1;
}
break;
}
talloc_free(path);
}
if (js_include[j] == NULL) {
ejsSetErrorMsg(eid, "unable to include '%s'", script);
return -1;
}
}
return 0;
}
/*
return the current version
*/
static int ejs_version(MprVarHandle eid, int argc, struct MprVar **argv)
{
mpr_ReturnString(eid, SAMBA_VERSION_STRING);
return 0;
}
static void (*ejs_exception_handler) (const char *) = NULL;
_PUBLIC_ void ejs_exception(const char *reason)
{
ejs_exception_handler(reason);
}
/*
setup C functions that be called from ejs
*/
void smb_setup_ejs_functions(void (*exception_handler)(const char *))
{
init_module_fn static_init[] = STATIC_smbcalls_MODULES;
init_module_fn *shared_init;
ejs_exception_handler = exception_handler;
smb_setup_ejs_cli();
smb_setup_ejs_options();
smb_setup_ejs_credentials();
smb_setup_ejs_param();
smb_setup_ejs_literal();
shared_init = load_samba_modules(NULL, "smbcalls");
run_init_functions(static_init);
run_init_functions(shared_init);
talloc_free(shared_init);
ejsDefineCFunction(-1, "typeof", ejs_typeof, NULL, MPR_VAR_SCRIPT_HANDLE);
ejsDefineCFunction(-1, "nativeTypeOf", ejs_typeof_native, NULL, MPR_VAR_SCRIPT_HANDLE);
ejsDefineStringCFunction(-1, "libinclude", ejs_libinclude, NULL, MPR_VAR_SCRIPT_HANDLE);
ejsDefineCFunction(-1, "version", ejs_version, NULL, MPR_VAR_SCRIPT_HANDLE);
}
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