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- /*
- * libuci plugin for Lua
- * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation
- *
- * 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.
- */
- #include <sys/types.h>
- #include <sys/time.h>
- #include <stdbool.h>
- #include <stdlib.h>
- #include <string.h>
- #include <unistd.h>
- #include <stdio.h>
- #include <errno.h>
- #include <lauxlib.h>
- #include <uci.h>
- #define MODNAME "uci"
- #define METANAME MODNAME ".meta"
- //#define DEBUG 1
- #ifdef DEBUG
- #define DPRINTF(...) fprintf(stderr, __VA_ARGS__)
- #else
- #define DPRINTF(...) do {} while (0)
- #endif
- #if !defined LUA_VERSION_NUM || LUA_VERSION_NUM==501
- /*
- * ** Adapted from Lua 5.2.0
- * */
- static void luaL_setfuncs (lua_State *L, const luaL_Reg *l, int nup) {
- luaL_checkstack(L, nup+1, "too many upvalues");
- for (; l->name != NULL; l++) { /* fill the table with given functions */
- int i;
- lua_pushstring(L, l->name);
- for (i = 0; i < nup; i++) /* copy upvalues to the top */
- lua_pushvalue(L, -(nup+1));
- lua_pushcclosure(L, l->func, nup); /* closure with those upvalues */
- lua_settable(L, -(nup + 3));
- }
- lua_pop(L, nup); /* remove upvalues */
- }
- #define lua_rawlen(L, i) lua_objlen(L, i)
- #endif
- static struct uci_context *global_ctx = NULL;
- static struct uci_context *
- find_context(lua_State *L, int *offset)
- {
- struct uci_context **ctx;
- if (!lua_isuserdata(L, 1)) {
- if (!global_ctx) {
- global_ctx = uci_alloc_context();
- if (!global_ctx) {
- luaL_error(L, "failed to allocate UCI context");
- return NULL;
- }
- }
- if (offset)
- *offset = 0;
- return global_ctx;
- }
- if (offset)
- *offset = 1;
- ctx = luaL_checkudata(L, 1, METANAME);
- if (!ctx || !*ctx) {
- luaL_error(L, "failed to get UCI context");
- return NULL;
- }
- return *ctx;
- }
- static struct uci_package *
- find_package(lua_State *L, struct uci_context *ctx, const char *str, bool al)
- {
- struct uci_package *p = NULL;
- struct uci_element *e;
- char *sep;
- char *name;
- sep = strchr(str, '.');
- if (sep) {
- name = malloc(1 + sep - str);
- if (!name) {
- luaL_error(L, "out of memory");
- return NULL;
- }
- strncpy(name, str, sep - str);
- name[sep - str] = 0;
- } else
- name = (char *) str;
- uci_foreach_element(&ctx->root, e) {
- if (strcmp(e->name, name) != 0)
- continue;
- p = uci_to_package(e);
- goto done;
- }
- if (al)
- uci_load(ctx, name, &p);
- done:
- if (name != str)
- free(name);
- return p;
- }
- static int
- lookup_args(lua_State *L, struct uci_context *ctx, int offset, struct uci_ptr *ptr, char **buf)
- {
- char *s = NULL;
- int n;
- n = lua_gettop(L);
- luaL_checkstring(L, 1 + offset);
- s = strdup(lua_tostring(L, 1 + offset));
- if (!s)
- goto error;
- memset(ptr, 0, sizeof(struct uci_ptr));
- if (!find_package(L, ctx, s, true))
- goto error;
- switch (n - offset) {
- case 4:
- case 3:
- ptr->option = luaL_checkstring(L, 3 + offset);
- /* fall through */
- case 2:
- ptr->section = luaL_checkstring(L, 2 + offset);
- ptr->package = luaL_checkstring(L, 1 + offset);
- if (uci_lookup_ptr(ctx, ptr, NULL, true) != UCI_OK)
- goto error;
- break;
- case 1:
- if (uci_lookup_ptr(ctx, ptr, s, true) != UCI_OK)
- goto error;
- break;
- default:
- luaL_error(L, "invalid argument count");
- goto error;
- }
- *buf = s;
- return 0;
- error:
- if (s)
- free(s);
- return 1;
- }
- static int
- uci_push_status(lua_State *L, struct uci_context *ctx, bool hasarg)
- {
- char *str = NULL;
- if (!hasarg)
- lua_pushboolean(L, (ctx->err == UCI_OK));
- if (ctx->err) {
- uci_get_errorstr(ctx, &str, MODNAME);
- if (str) {
- lua_pushstring(L, str);
- free(str);
- return 2;
- }
- }
- return 1;
- }
- static void
- uci_push_option(lua_State *L, struct uci_option *o)
- {
- struct uci_element *e;
- int i = 0;
- switch(o->type) {
- case UCI_TYPE_STRING:
- lua_pushstring(L, o->v.string);
- break;
- case UCI_TYPE_LIST:
- lua_newtable(L);
- uci_foreach_element(&o->v.list, e) {
- i++;
- lua_pushstring(L, e->name);
- lua_rawseti(L, -2, i);
- }
- break;
- default:
- lua_pushnil(L);
- break;
- }
- }
- static void
- uci_push_section(lua_State *L, struct uci_section *s, int index)
- {
- struct uci_element *e;
- lua_newtable(L);
- lua_pushboolean(L, s->anonymous);
- lua_setfield(L, -2, ".anonymous");
- lua_pushstring(L, s->type);
- lua_setfield(L, -2, ".type");
- lua_pushstring(L, s->e.name);
- lua_setfield(L, -2, ".name");
- if (index >= 0) {
- lua_pushinteger(L, index);
- lua_setfield(L, -2, ".index");
- }
- uci_foreach_element(&s->options, e) {
- struct uci_option *o = uci_to_option(e);
- uci_push_option(L, o);
- lua_setfield(L, -2, o->e.name);
- }
- }
- static void
- uci_push_package(lua_State *L, struct uci_package *p)
- {
- struct uci_element *e;
- int i = 0;
- lua_newtable(L);
- uci_foreach_element(&p->sections, e) {
- uci_push_section(L, uci_to_section(e), i);
- lua_setfield(L, -2, e->name);
- i++;
- }
- }
- static int
- uci_lua_unload(lua_State *L)
- {
- struct uci_context *ctx;
- struct uci_package *p;
- const char *s;
- int offset = 0;
- ctx = find_context(L, &offset);
- luaL_checkstring(L, 1 + offset);
- s = lua_tostring(L, 1 + offset);
- p = find_package(L, ctx, s, false);
- if (p) {
- uci_unload(ctx, p);
- return uci_push_status(L, ctx, false);
- } else {
- lua_pushboolean(L, 0);
- }
- return 1;
- }
- static int
- uci_lua_load(lua_State *L)
- {
- struct uci_context *ctx;
- struct uci_package *p = NULL;
- const char *s;
- int offset = 0;
- ctx = find_context(L, &offset);
- uci_lua_unload(L);
- lua_pop(L, 1); /* bool ret value of unload */
- s = lua_tostring(L, -1);
- uci_load(ctx, s, &p);
- return uci_push_status(L, ctx, false);
- }
- static int
- uci_lua_foreach(lua_State *L)
- {
- struct uci_context *ctx;
- struct uci_package *p;
- struct uci_element *e, *tmp;
- const char *package, *type;
- bool ret = false;
- int offset = 0;
- int i = 0;
- ctx = find_context(L, &offset);
- package = luaL_checkstring(L, 1 + offset);
- if (lua_isnil(L, 2 + offset))
- type = NULL;
- else
- type = luaL_checkstring(L, 2 + offset);
- if (!lua_isfunction(L, 3 + offset) || !package)
- return luaL_error(L, "Invalid argument");
- p = find_package(L, ctx, package, true);
- if (!p)
- goto done;
- uci_foreach_element_safe(&p->sections, tmp, e) {
- struct uci_section *s = uci_to_section(e);
- i++;
- if (type && (strcmp(s->type, type) != 0))
- continue;
- lua_pushvalue(L, 3 + offset); /* iterator function */
- uci_push_section(L, s, i - 1);
- if (lua_pcall(L, 1, 1, 0) == 0) {
- ret = true;
- if (lua_isboolean(L, -1) && !lua_toboolean(L, -1))
- break;
- }
- else
- {
- lua_error(L);
- break;
- }
- }
- done:
- lua_pushboolean(L, ret);
- return 1;
- }
- static int
- uci_lua_get_any(lua_State *L, bool all)
- {
- struct uci_context *ctx;
- struct uci_element *e = NULL;
- struct uci_ptr ptr;
- int offset = 0;
- char *s = NULL;
- int err = UCI_ERR_NOTFOUND;
- ctx = find_context(L, &offset);
- if (lookup_args(L, ctx, offset, &ptr, &s))
- goto error;
- uci_lookup_ptr(ctx, &ptr, NULL, true);
- if (!all && !ptr.s) {
- err = UCI_ERR_INVAL;
- goto error;
- }
- if (!(ptr.flags & UCI_LOOKUP_COMPLETE)) {
- err = UCI_ERR_NOTFOUND;
- goto error;
- }
- err = UCI_OK;
- e = ptr.last;
- switch(e->type) {
- case UCI_TYPE_PACKAGE:
- uci_push_package(L, ptr.p);
- break;
- case UCI_TYPE_SECTION:
- if (all)
- uci_push_section(L, ptr.s, -1);
- else
- lua_pushstring(L, ptr.s->type);
- break;
- case UCI_TYPE_OPTION:
- uci_push_option(L, ptr.o);
- break;
- default:
- err = UCI_ERR_INVAL;
- goto error;
- }
- if (s)
- free(s);
- if (!err)
- return 1;
- error:
- if (s)
- free(s);
- lua_pushnil(L);
- return uci_push_status(L, ctx, true);
- }
- static int
- uci_lua_get(lua_State *L)
- {
- return uci_lua_get_any(L, false);
- }
- static int
- uci_lua_get_all(lua_State *L)
- {
- return uci_lua_get_any(L, true);
- }
- static int
- uci_lua_add(lua_State *L)
- {
- struct uci_context *ctx;
- struct uci_section *s = NULL;
- struct uci_package *p;
- const char *package;
- const char *type;
- const char *name = NULL;
- int offset = 0;
- ctx = find_context(L, &offset);
- package = luaL_checkstring(L, 1 + offset);
- type = luaL_checkstring(L, 2 + offset);
- p = find_package(L, ctx, package, true);
- if (!p)
- goto fail;
- if (uci_add_section(ctx, p, type, &s) || !s)
- goto fail;
- name = s->e.name;
- lua_pushstring(L, name);
- return 1;
- fail:
- lua_pushnil(L);
- return uci_push_status(L, ctx, true);
- }
- static int
- uci_lua_delete(lua_State *L)
- {
- struct uci_context *ctx;
- struct uci_ptr ptr;
- int offset = 0;
- char *s = NULL;
- ctx = find_context(L, &offset);
- if (lookup_args(L, ctx, offset, &ptr, &s))
- goto error;
- uci_delete(ctx, &ptr);
- error:
- if (s)
- free(s);
- return uci_push_status(L, ctx, false);
- }
- static int
- uci_lua_rename(lua_State *L)
- {
- struct uci_context *ctx;
- struct uci_ptr ptr;
- int err = UCI_ERR_MEM;
- char *s = NULL;
- int nargs, offset = 0;
- ctx = find_context(L, &offset);
- nargs = lua_gettop(L);
- if (lookup_args(L, ctx, offset, &ptr, &s))
- goto error;
- switch(nargs - offset) {
- case 1:
- /* Format: uci.set("p.s.o=v") or uci.set("p.s=v") */
- break;
- case 4:
- /* Format: uci.set("p", "s", "o", "v") */
- ptr.value = luaL_checkstring(L, nargs);
- break;
- case 3:
- /* Format: uci.set("p", "s", "v") */
- ptr.value = ptr.option;
- ptr.option = NULL;
- break;
- default:
- err = UCI_ERR_INVAL;
- goto error;
- }
- err = uci_lookup_ptr(ctx, &ptr, NULL, true);
- if (err)
- goto error;
- if (((ptr.s == NULL) && (ptr.option != NULL)) || (ptr.value == NULL)) {
- err = UCI_ERR_INVAL;
- goto error;
- }
- err = uci_rename(ctx, &ptr);
- if (err)
- goto error;
- error:
- if (s)
- free(s);
- return uci_push_status(L, ctx, false);
- }
- static int
- uci_lua_reorder(lua_State *L)
- {
- struct uci_context *ctx;
- struct uci_ptr ptr;
- int err = UCI_ERR_MEM;
- char *s = NULL;
- int nargs, offset = 0;
- ctx = find_context(L, &offset);
- nargs = lua_gettop(L);
- if (lookup_args(L, ctx, offset, &ptr, &s))
- goto error;
- switch(nargs - offset) {
- case 1:
- /* Format: uci.set("p.s=v") or uci.set("p.s=v") */
- if (ptr.option) {
- err = UCI_ERR_INVAL;
- goto error;
- }
- break;
- case 3:
- /* Format: uci.set("p", "s", "v") */
- ptr.value = ptr.option;
- ptr.option = NULL;
- break;
- default:
- err = UCI_ERR_INVAL;
- goto error;
- }
- err = uci_lookup_ptr(ctx, &ptr, NULL, true);
- if (err)
- goto error;
- if ((ptr.s == NULL) || (ptr.value == NULL)) {
- err = UCI_ERR_INVAL;
- goto error;
- }
- err = uci_reorder_section(ctx, ptr.s, strtoul(ptr.value, NULL, 10));
- if (err)
- goto error;
- error:
- if (s)
- free(s);
- return uci_push_status(L, ctx, false);
- }
- static int
- uci_lua_set(lua_State *L)
- {
- struct uci_context *ctx;
- struct uci_ptr ptr;
- bool istable = false;
- int err = UCI_ERR_MEM;
- char *s = NULL;
- const char *v;
- int i, nargs, offset = 0;
- ctx = find_context(L, &offset);
- nargs = lua_gettop(L);
- if (lookup_args(L, ctx, offset, &ptr, &s))
- goto error;
- switch(nargs - offset) {
- case 1:
- /* Format: uci.set("p.s.o=v") or uci.set("p.s=v") */
- break;
- case 4:
- /* Format: uci.set("p", "s", "o", "v") */
- if (lua_istable(L, nargs)) {
- if (lua_rawlen(L, nargs) < 1)
- return luaL_error(L, "Cannot set an uci option to an empty table value");
- lua_rawgeti(L, nargs, 1);
- ptr.value = luaL_checkstring(L, -1);
- lua_pop(L, 1);
- istable = true;
- } else {
- ptr.value = luaL_checkstring(L, nargs);
- }
- break;
- case 3:
- /* Format: uci.set("p", "s", "v") */
- ptr.value = ptr.option;
- ptr.option = NULL;
- break;
- default:
- err = UCI_ERR_INVAL;
- goto error;
- }
- err = uci_lookup_ptr(ctx, &ptr, NULL, true);
- if (err)
- goto error;
- if (((ptr.s == NULL) && (ptr.option != NULL)) || (ptr.value == NULL)) {
- err = UCI_ERR_INVAL;
- goto error;
- }
- if (istable) {
- if (lua_rawlen(L, nargs) == 1) {
- i = 1;
- if (ptr.o) {
- v = ptr.value;
- ptr.value = NULL;
- err = uci_delete(ctx, &ptr);
- if (err)
- goto error;
- ptr.value = v;
- }
- } else {
- i = 2;
- err = uci_set(ctx, &ptr);
- if (err)
- goto error;
- }
- for (; i <= lua_rawlen(L, nargs); i++) {
- lua_rawgeti(L, nargs, i);
- ptr.value = luaL_checkstring(L, -1);
- err = uci_add_list(ctx, &ptr);
- lua_pop(L, 1);
- if (err)
- goto error;
- }
- } else {
- err = uci_set(ctx, &ptr);
- if (err)
- goto error;
- }
- error:
- if (s)
- free(s);
- return uci_push_status(L, ctx, false);
- }
- enum pkg_cmd {
- CMD_SAVE,
- CMD_COMMIT,
- CMD_REVERT
- };
- static int
- uci_lua_package_cmd(lua_State *L, enum pkg_cmd cmd)
- {
- struct uci_context *ctx;
- struct uci_element *e, *tmp;
- struct uci_ptr ptr;
- char *s = NULL;
- int nargs, offset = 0;
- ctx = find_context(L, &offset);
- nargs = lua_gettop(L);
- if ((cmd != CMD_REVERT) && (nargs - offset > 1))
- goto err;
- if (lookup_args(L, ctx, offset, &ptr, &s))
- goto err;
- uci_lookup_ptr(ctx, &ptr, NULL, true);
- uci_foreach_element_safe(&ctx->root, tmp, e) {
- struct uci_package *p = uci_to_package(e);
- if (ptr.p && (ptr.p != p))
- continue;
- ptr.p = p;
- switch(cmd) {
- case CMD_COMMIT:
- uci_commit(ctx, &p, false);
- break;
- case CMD_SAVE:
- uci_save(ctx, p);
- break;
- case CMD_REVERT:
- uci_revert(ctx, &ptr);
- break;
- }
- }
- err:
- if (s)
- free(s);
- return uci_push_status(L, ctx, false);
- }
- static int
- uci_lua_save(lua_State *L)
- {
- return uci_lua_package_cmd(L, CMD_SAVE);
- }
- static int
- uci_lua_commit(lua_State *L)
- {
- return uci_lua_package_cmd(L, CMD_COMMIT);
- }
- static int
- uci_lua_revert(lua_State *L)
- {
- return uci_lua_package_cmd(L, CMD_REVERT);
- }
- static void
- uci_lua_add_change(lua_State *L, struct uci_element *e)
- {
- struct uci_delta *h;
- const char *name;
- const char *value;
- h = uci_to_delta(e);
- if (!h->section)
- return;
- lua_getfield(L, -1, h->section);
- if (lua_isnil(L, -1)) {
- lua_pop(L, 1);
- lua_newtable(L);
- lua_pushvalue(L, -1); /* copy for setfield */
- lua_setfield(L, -3, h->section);
- }
- name = h->e.name;
- value = h->value ? h->value : "";
- if (name) {
- lua_getfield(L, -1, name);
- /* this delta is a list add operation */
- if (h->cmd == UCI_CMD_LIST_ADD) {
- /* there seems to be no table yet */
- if (!lua_istable(L, -1)) {
- lua_newtable(L);
- /* if there is a value on the stack already, add */
- if (!lua_isnil(L, -2)) {
- lua_pushvalue(L, -2);
- lua_rawseti(L, -2, 1);
- lua_pushstring(L, value);
- lua_rawseti(L, -2, 2);
- /* this is the first table item */
- } else {
- lua_pushstring(L, value);
- lua_rawseti(L, -2, 1);
- }
- lua_setfield(L, -3, name);
- /* a table is on the top of the stack and this is a subsequent,
- * list_add, append this value to table */
- } else {
- lua_pushstring(L, value);
- lua_rawseti(L, -2, lua_rawlen(L, -2) + 1);
- }
- /* non-list change, simply set/replace field */
- } else {
- lua_pushstring(L, value);
- lua_setfield(L, -3, name);
- }
- lua_pop(L, 1);
- } else {
- lua_pushstring(L, value);
- lua_setfield(L, -2, ".type");
- }
- lua_pop(L, 1);
- }
- static void
- uci_lua_changes_pkg(lua_State *L, struct uci_context *ctx, const char *package)
- {
- struct uci_package *p = NULL;
- struct uci_element *e;
- bool autoload = false;
- p = find_package(L, ctx, package, false);
- if (!p) {
- autoload = true;
- p = find_package(L, ctx, package, true);
- if (!p)
- return;
- }
- if (uci_list_empty(&p->delta) && uci_list_empty(&p->saved_delta))
- goto done;
- lua_newtable(L);
- uci_foreach_element(&p->saved_delta, e) {
- uci_lua_add_change(L, e);
- }
- uci_foreach_element(&p->delta, e) {
- uci_lua_add_change(L, e);
- }
- lua_setfield(L, -2, p->e.name);
- done:
- if (autoload)
- uci_unload(ctx, p);
- }
- static int
- uci_lua_changes(lua_State *L)
- {
- struct uci_context *ctx;
- const char *package = NULL;
- char **config = NULL;
- int nargs;
- int i, offset = 0;
- ctx = find_context(L, &offset);
- nargs = lua_gettop(L);
- switch(nargs - offset) {
- case 1:
- package = luaL_checkstring(L, 1 + offset);
- case 0:
- break;
- default:
- return luaL_error(L, "invalid argument count");
- }
- lua_newtable(L);
- if (package) {
- uci_lua_changes_pkg(L, ctx, package);
- } else {
- if (uci_list_configs(ctx, &config) != 0)
- goto done;
- for(i = 0; config[i] != NULL; i++) {
- uci_lua_changes_pkg(L, ctx, config[i]);
- }
- }
- done:
- return 1;
- }
- static int
- uci_lua_get_confdir(lua_State *L)
- {
- struct uci_context *ctx = find_context(L, NULL);
- lua_pushstring(L, ctx->confdir);
- return 1;
- }
- static int
- uci_lua_set_confdir(lua_State *L)
- {
- struct uci_context *ctx;
- int offset = 0;
- ctx = find_context(L, &offset);
- luaL_checkstring(L, 1 + offset);
- uci_set_confdir(ctx, lua_tostring(L, -1));
- return uci_push_status(L, ctx, false);
- }
- static int
- uci_lua_get_savedir(lua_State *L)
- {
- struct uci_context *ctx = find_context(L, NULL);
- lua_pushstring(L, ctx->savedir);
- return 1;
- }
- static int
- uci_lua_add_delta(lua_State *L)
- {
- struct uci_context *ctx;
- int offset = 0;
- ctx = find_context(L, &offset);
- luaL_checkstring(L, 1 + offset);
- uci_add_delta_path(ctx, lua_tostring(L, -1));
- return uci_push_status(L, ctx, false);
- }
- static int
- uci_lua_set_savedir(lua_State *L)
- {
- struct uci_context *ctx;
- int offset = 0;
- ctx = find_context(L, &offset);
- luaL_checkstring(L, 1 + offset);
- uci_set_savedir(ctx, lua_tostring(L, -1));
- return uci_push_status(L, ctx, false);
- }
- static int
- uci_lua_list_configs(lua_State *L)
- {
- struct uci_context *ctx;
- char **configs = NULL;
- char **ptr;
- int i = 1;
- ctx = find_context(L, NULL);
- if ((uci_list_configs(ctx, &configs) != UCI_OK) || !configs)
- return uci_push_status(L, ctx, false);
- lua_newtable(L);
- for (ptr = configs; *ptr; ptr++) {
- lua_pushstring(L, *ptr);
- lua_rawseti(L, -2, i++);
- }
- free(configs);
- return 1;
- }
- static int
- uci_lua_gc(lua_State *L)
- {
- struct uci_context **ctx;
- if (!lua_isuserdata(L, 1)) {
- if (!global_ctx)
- return 0;
- ctx = &global_ctx;
- } else {
- ctx = luaL_checkudata(L, 1, METANAME);
- if (!*ctx)
- return 0;
- }
- uci_free_context(*ctx);
- *ctx = NULL;
- return 0;
- }
- static int
- uci_lua_cursor(lua_State *L)
- {
- struct uci_context **u;
- int argc = lua_gettop(L);
- u = lua_newuserdata(L, sizeof(struct uci_context *));
- luaL_getmetatable(L, METANAME);
- lua_setmetatable(L, -2);
- *u = uci_alloc_context();
- if (!*u)
- return luaL_error(L, "Cannot allocate UCI context");
- switch (argc) {
- case 2:
- if (lua_isstring(L, 2) &&
- (uci_set_savedir(*u, luaL_checkstring(L, 2)) != UCI_OK))
- return luaL_error(L, "Unable to set savedir");
- /* fall through */
- case 1:
- if (lua_isstring(L, 1) &&
- (uci_set_confdir(*u, luaL_checkstring(L, 1)) != UCI_OK))
- return luaL_error(L, "Unable to set savedir");
- break;
- default:
- break;
- }
- return 1;
- }
- static const luaL_Reg uci[] = {
- { "__gc", uci_lua_gc },
- { "close", uci_lua_gc },
- { "cursor", uci_lua_cursor },
- { "load", uci_lua_load },
- { "unload", uci_lua_unload },
- { "get", uci_lua_get },
- { "get_all", uci_lua_get_all },
- { "add", uci_lua_add },
- { "set", uci_lua_set },
- { "rename", uci_lua_rename },
- { "save", uci_lua_save },
- { "delete", uci_lua_delete },
- { "commit", uci_lua_commit },
- { "revert", uci_lua_revert },
- { "reorder", uci_lua_reorder },
- { "changes", uci_lua_changes },
- { "foreach", uci_lua_foreach },
- { "add_history", uci_lua_add_delta },
- { "add_delta", uci_lua_add_delta },
- { "get_confdir", uci_lua_get_confdir },
- { "set_confdir", uci_lua_set_confdir },
- { "get_savedir", uci_lua_get_savedir },
- { "set_savedir", uci_lua_set_savedir },
- { "list_configs", uci_lua_list_configs },
- { NULL, NULL },
- };
- int
- luaopen_uci(lua_State *L)
- {
- /* create metatable */
- luaL_newmetatable(L, METANAME);
- /* metatable.__index = metatable */
- lua_pushvalue(L, -1);
- lua_setfield(L, -2, "__index");
- /* fill metatable */
- luaL_setfuncs(L, uci, 0);
- lua_pop(L, 1);
- /* create module */
- lua_newtable(L);
- lua_pushvalue(L, -1);
- luaL_setfuncs(L, uci, 0);
- lua_setglobal(L, MODNAME);
- return 1;
- }
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