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Diffstat (limited to 'source4/param/param.i')
| -rw-r--r-- | source4/param/param.i | 350 |
1 files changed, 350 insertions, 0 deletions
diff --git a/source4/param/param.i b/source4/param/param.i new file mode 100644 index 0000000000..ad42919998 --- /dev/null +++ b/source4/param/param.i @@ -0,0 +1,350 @@ +/* + Unix SMB/CIFS implementation. + Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007 + + 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/>. +*/ + +%module(docstring="Parsing and writing Samba configuration files.",package="samba.param") param + +%{ +#include <stdint.h> +#include <stdbool.h> + +#include "includes.h" +#include "param/param.h" +#include "param/loadparm.h" + +typedef struct param_context param; +typedef struct loadparm_context loadparm_context; +typedef struct loadparm_service loadparm_service; +typedef struct param_section param_section; +typedef struct param_opt param_opt; +%} + +%import "stdint.i" +%import "carrays.i" +%import "typemaps.i" +%import "../lib/talloc/talloc.i" + +%typemap(default,noblock=1) struct loadparm_context * { + $1 = loadparm_init(NULL); +} + +%rename(LoadParm) loadparm_context; + +%talloctype(loadparm_context); + +typedef struct loadparm_context { + %extend { + loadparm_context(TALLOC_CTX *mem_ctx) { return loadparm_init(mem_ctx); } + struct loadparm_service *default_service() { return lp_default_service($self); } + %feature("docstring") load "S.load(filename) -> None\n" \ + "Load specified file."; + bool load(const char *filename) { return lp_load($self, filename); } + %feature("docstring") load_default "S.load_default() -> None\n" \ + "Load default smb.conf file."; + bool load_default() { return lp_load_default($self); } +#ifdef SWIGPYTHON + int __len__() { return lp_numservices($self); } + struct loadparm_service *__getitem__(const char *name) { return lp_service($self, name); } +#endif + %feature("docstring") configfile "S.configfile() -> string\n" \ + "Return name of last config file that was loaded."; + const char *configfile() { return lp_configfile($self); } + %feature("docstring") is_mydomain "S.is_mydomain(domain_name) -> bool\n" \ + "Check whether the specified name matches our domain name."; + bool is_mydomain(const char *domain) { return lp_is_mydomain($self, domain); } + %feature("docstring") is_myname "S.is_myname(netbios_name) -> bool\n" \ + "Check whether the specified name matches one of our netbios names."; + bool is_myname(const char *name) { return lp_is_myname($self, name); } + int use(struct param_context *param_ctx) { return param_use($self, param_ctx); } + %feature("docstring") set "S.set(name, value) -> bool\n" \ + "Change a parameter."; + bool set(const char *parm_name, const char *parm_value) { + if (parm_value == NULL) + return false; + return lp_set_cmdline($self, parm_name, parm_value); + } + + %feature("docstring") set "S.get(name, service_name) -> value\n" \ + "Find specified parameter."; + PyObject *get(const char *param_name, const char *service_name) + { + struct parm_struct *parm = NULL; + void *parm_ptr = NULL; + int i; + + if (service_name != NULL) { + struct loadparm_service *service; + /* its a share parameter */ + service = lp_service($self, service_name); + if (service == NULL) { + return Py_None; + } + if (strchr(param_name, ':')) { + /* its a parametric option on a share */ + const char *type = talloc_strndup($self, + param_name, + strcspn(param_name, ":")); + const char *option = strchr(param_name, ':') + 1; + const char *value; + if (type == NULL || option == NULL) { + return Py_None; + } + value = lp_get_parametric($self, service, type, option); + if (value == NULL) { + return Py_None; + } + return PyString_FromString(value); + } + + parm = lp_parm_struct(param_name); + if (parm == NULL || parm->class == P_GLOBAL) { + return Py_None; + } + parm_ptr = lp_parm_ptr($self, service, parm); + } else if (strchr(param_name, ':')) { + /* its a global parametric option */ + const char *type = talloc_strndup($self, + param_name, strcspn(param_name, ":")); + const char *option = strchr(param_name, ':') + 1; + const char *value; + if (type == NULL || option == NULL) { + return Py_None; + } + value = lp_get_parametric($self, NULL, type, option); + if (value == NULL) + return Py_None; + return PyString_FromString(value); + } else { + /* its a global parameter */ + parm = lp_parm_struct(param_name); + if (parm == NULL) { + return Py_None; + } + parm_ptr = lp_parm_ptr($self, NULL, parm); + } + + if (parm == NULL || parm_ptr == NULL) { + return Py_None; + } + + /* construct and return the right type of python object */ + switch (parm->type) { + case P_STRING: + case P_USTRING: + return PyString_FromString(*(char **)parm_ptr); + case P_BOOL: + return PyBool_FromLong(*(bool *)parm_ptr); + case P_INTEGER: + case P_OCTAL: + case P_BYTES: + return PyLong_FromLong(*(int *)parm_ptr); + case P_ENUM: + for (i=0; parm->enum_list[i].name; i++) { + if (*(int *)parm_ptr == parm->enum_list[i].value) { + return PyString_FromString(parm->enum_list[i].name); + } + } + return Py_None; + case P_LIST: + { + int j; + const char **strlist = *(const char ***)parm_ptr; + PyObject *pylist = PyList_New(str_list_length(strlist)); + for (j = 0; strlist[j]; j++) + PyList_SetItem(pylist, j, + PyString_FromString(strlist[j])); + return pylist; + } + + break; + } + return Py_None; + } + } +} loadparm_context; + +%nodefaultctor loadparm_service; +%nodefaultdtor loadparm_service; + +typedef struct loadparm_service { + %extend { + const char *volume_label(struct loadparm_service *sDefault) { return volume_label($self, sDefault); } + const char *printername(struct loadparm_service *sDefault) { return lp_printername($self, sDefault); } + int maxprintjobs(struct loadparm_service *sDefault) { return lp_maxprintjobs($self, sDefault); } + } +} loadparm_service; + +%rename(ParamFile) param_context; + +%talloctype(param_context); +typedef struct param_context { + %extend { + param(TALLOC_CTX *mem_ctx) { return param_init(mem_ctx); } + %feature("docstring") add_section "S.get_section(name) -> section\n" + "Get an existing section."; + struct param_section *get_section(const char *name); + %feature("docstring") add_section "S.add_section(name) -> section\n" + "Add a new section."; + struct param_section *add_section(const char *name); + struct param_opt *get(const char *name, const char *section_name="global"); + const char *get_string(const char *name, const char *section_name="global"); + int set_string(const char *param, const char *value, const char *section="global"); +#ifdef SWIGPYTHON + int set(const char *parameter, PyObject *ob, const char *section_name="global") + { + struct param_opt *opt = param_get_add($self, parameter, section_name); + + talloc_free(opt->value); + opt->value = talloc_strdup(opt, PyString_AsString(PyObject_Str(ob))); + + return 0; + } + +#endif + + %feature("docstring") first_section "S.first_section() -> section\n" + "Find first section"; + struct param_section *first_section() { return $self->sections; } + %feature("docstring") next_section "S.next_section(prev) -> section\n" + "Find next section"; + struct param_section *next_section(struct param_section *s) { return s->next; } + + %feature("docstring") read "S.read(filename) -> bool\n" + "Read a filename."; + int read(const char *fn); + %feature("docstring") read "S.write(filename) -> bool\n" + "Write this object to a file."; + int write(const char *fn); + } + %pythoncode { + def __getitem__(self, name): + ret = self.get_section(name) + if ret is None: + raise KeyError("No such section %s" % name) + return ret + + class SectionIterator: + def __init__(self, param): + self.param = param + self.key = None + + def __iter__(self): + return self + + def next(self): + if self.key is None: + self.key = self.param.first_section() + if self.key is None: + raise StopIteration + return self.key + else: + self.key = self.param.next_section(self.key) + if self.key is None: + raise StopIteration + return self.key + + def __iter__(self): + return self.SectionIterator(self) + } +} param; + +%talloctype(param_opt); + +typedef struct param_opt { + %immutable key; + %immutable value; + const char *key, *value; + %extend { +#ifdef SWIGPYTHON + const char *__str__() { return $self->value; } +#endif + } +} param_opt; + +%talloctype(param); +typedef struct param_section { + %immutable name; + const char *name; + %extend { + struct param_opt *get(const char *name); + struct param_opt *first_parameter() { return $self->parameters; } + struct param_opt *next_parameter(struct param_opt *s) { return s->next; } + } + %pythoncode { + def __getitem__(self, name): + ret = self.get(name) + if ret is None: + raise KeyError("No such option %s" % name) + return ret + + class ParamIterator: + def __init__(self, section): + self.section = section + self.key = None + + def __iter__(self): + return self + + def next(self): + if self.key is None: + self.key = self.section.first_parameter() + if self.key is None: + raise StopIteration + return self.key + else: + self.key = self.section.next_parameter(self.key) + if self.key is None: + raise StopIteration + return self.key + + def __iter__(self): + return self.ParamIterator(self) + } +} param_section; + +%rename(default_config) global_loadparm; +struct loadparm_context *global_loadparm; + +%{ + +struct loadparm_context *lp_from_py_object(PyObject *py_obj) +{ + struct loadparm_context *lp_ctx; + if (PyString_Check(py_obj)) { + lp_ctx = loadparm_init(NULL); + if (!lp_load(lp_ctx, PyString_AsString(py_obj))) { + talloc_free(lp_ctx); + return NULL; + } + return lp_ctx; + } + + if (py_obj == Py_None) { + lp_ctx = loadparm_init(NULL); + if (!lp_load_default(lp_ctx)) { + talloc_free(lp_ctx); + return NULL; + } + return lp_ctx; + } + + if (SWIG_ConvertPtr(py_obj, (void *)&lp_ctx, SWIGTYPE_p_loadparm_context, 0 | 0 ) < 0) + return NULL; + return lp_ctx; +} + +%} |