2 * libuci - Library for the Unified Configuration Interface
3 * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License version 2.1
7 * as published by the Free Software Foundation
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
16 * This file contains some common code for the uci library
20 #include <sys/types.h>
28 static const char *uci_errstr[] = {
30 [UCI_ERR_MEM] = "Out of memory",
31 [UCI_ERR_INVAL] = "Invalid argument",
32 [UCI_ERR_NOTFOUND] = "Entry not found",
33 [UCI_ERR_IO] = "I/O error",
34 [UCI_ERR_PARSE] = "Parse error",
35 [UCI_ERR_DUPLICATE] = "Duplicate entry",
36 [UCI_ERR_UNKNOWN] = "Unknown error",
43 /* exported functions */
44 struct uci_context *uci_alloc_context(void)
46 struct uci_context *ctx;
48 ctx = (struct uci_context *) malloc(sizeof(struct uci_context));
49 memset(ctx, 0, sizeof(struct uci_context));
50 uci_list_init(&ctx->root);
51 ctx->flags = UCI_FLAG_STRICT;
56 void uci_free_context(struct uci_context *ctx)
58 struct uci_element *e, *tmp;
60 UCI_TRAP_SAVE(ctx, ignore);
62 uci_foreach_element_safe(&ctx->root, tmp, e) {
63 struct uci_package *p = uci_to_package(e);
67 UCI_TRAP_RESTORE(ctx);
73 int uci_cleanup(struct uci_context *ctx)
76 uci_file_cleanup(ctx);
80 void uci_perror(struct uci_context *ctx, const char *prefix)
89 if ((err < 0) || (err >= UCI_ERR_LAST))
90 err = UCI_ERR_UNKNOWN;
93 fprintf(stderr, "%s: ", prefix);
95 fprintf(stderr, "%s: ", ctx->func);
100 fprintf(stderr, "%s (%s) at line %d, byte %d\n", uci_errstr[err], (ctx->pctx->reason ? ctx->pctx->reason : "unknown"), ctx->pctx->line, ctx->pctx->byte);
105 fprintf(stderr, "%s\n", uci_errstr[err]);