#include <netinet/ether.h>
#include <sys/stat.h>
+#include <uci.h>
+
#include "libvalidate.h"
-int main(int argc, char **argv)
+static void
+print_usage(char *argv)
+{
+ fprintf(stderr, "%s <datatype> <value>\t- validate a value against a type\n", argv);
+ fprintf(stderr, "%s <package> <section_type> <section_name> 'option:datatype:default' 'option:datatype:default' ...\n", argv);
+}
+
+static const char *
+bool_to_num(const char *val)
+{
+ if (!strcmp(val, "0") || !strcmp(val, "off") || !strcmp(val, "false") || !strcmp(val, "disabled"))
+ return "0";
+ if (!strcmp(val, "1") || !strcmp(val, "on") || !strcmp(val, "true") || !strcmp(val, "enabled"))
+ return "1";
+
+ return "";
+}
+
+static bool
+parse_tuple(char *tuple, char **option, char **expr, char **def)
+{
+ char *p;
+ bool esc;
+
+ for (esc = false, p = *option = tuple, *expr = NULL, *def = NULL; *p; p++)
+ {
+ if (!esc && *p == '\\')
+ {
+ esc = true;
+ continue;
+ }
+
+ if (!esc && *p == ':')
+ {
+ *p++ = 0;
+
+ if (!*expr)
+ *expr = p;
+ else if (!*def)
+ *def = p;
+ else
+ break;
+ }
+
+ esc = false;
+ }
+
+ return (*expr != NULL);
+}
+
+static void
+escape_value(enum dt_type type, const char *val)
+{
+ const char *p;
+
+ switch(type)
+ {
+ case DT_BOOL:
+ printf("%s", bool_to_num(val));
+ break;
+
+ case DT_STRING:
+ printf("'");
+
+ for (p = val; *p; p++)
+ if (*p == '\'')
+ printf("'\"'\"'");
+ else
+ printf("%c", *p);
+
+ printf("'");
+ break;
+
+ default:
+ printf("%s", val);
+ break;
+ }
+}
+
+static void
+export_value(enum dt_type type, const char *name, const char *val)
+{
+ if ((type == DT_INVALID) || !val || !*val)
+ {
+ printf("unset -v %s; ", name);
+ return;
+ }
+
+ printf("%s=", name);
+ escape_value(type, val);
+ printf("; ");
+}
+
+static void
+validate_value(struct uci_ptr *ptr, const char *expr, const char *def)
+{
+ int i = 0;
+ bool empty = true, first = true;
+ enum dt_type type;
+ struct uci_element *e;
+ struct uci_option *opt = ptr->o;
+
+ if (opt->type == UCI_TYPE_LIST)
+ {
+ uci_foreach_element(&opt->v.list, e)
+ {
+ if (!e->name || !*e->name)
+ continue;
+
+ empty = false;
+ break;
+ }
+
+ if (empty)
+ {
+ export_value(DT_STRING, ptr->option, def);
+ return;
+ }
+
+ uci_foreach_element(&opt->v.list, e)
+ {
+ if (!e->name || !*e->name)
+ continue;
+
+ if (first)
+ printf("%s=", ptr->option);
+ else
+ printf("\\ ");
+
+ first = false;
+ type = dt_parse(expr, e->name);
+
+ if (type != DT_INVALID)
+ escape_value(type, e->name);
+
+ fprintf(stderr, "%s.%s.%s[%u]=%s validates as %s with %s\n",
+ ptr->package, ptr->section, ptr->option, i++, e->name,
+ expr, type ? "true" : "false");
+ }
+
+ printf("; ");
+ }
+ else
+ {
+ if (!opt->v.string || !*opt->v.string)
+ {
+ export_value(DT_STRING, ptr->option, def);
+ return;
+ }
+
+ type = dt_parse(expr, opt->v.string);
+ export_value(type, ptr->option, opt->v.string);
+
+ fprintf(stderr, "%s.%s.%s=%s validates as %s with %s\n",
+ ptr->package, ptr->section, ptr->option, opt->v.string,
+ expr, type ? "true" : "false");
+ }
+}
+
+static void
+validate_option(struct uci_context *ctx, char *package, char *section, char *option)
+{
+ char *opt, *expr, *def;
+ struct uci_ptr ptr = { 0 };
+
+ if (!parse_tuple(option, &opt, &expr, &def))
+ {
+ fprintf(stderr, "%s is not a valid option\n", option);
+ return;
+ }
+
+ ptr.package = package;
+ ptr.section = section;
+ ptr.option = opt;
+
+ if (uci_lookup_ptr(ctx, &ptr, NULL, false) ||
+ !(ptr.flags & UCI_LOOKUP_COMPLETE) ||
+ (ptr.last->type != UCI_TYPE_OPTION))
+ {
+ export_value(DT_STRING, opt, def);
+ return;
+ }
+
+ validate_value(&ptr, expr, def);
+}
+
+int
+main(int argc, char **argv)
{
- bool rv;
+ struct uci_context *ctx;
+ struct uci_package *package;
+ char *opt, *expr, *def;
+ int len = argc - 4;
+ enum dt_type rv;
+ int i;
if (argc == 3) {
rv = dt_parse(argv[1], argv[2]);
+ fprintf(stderr, "%s - %s = %s\n", argv[1], argv[2], rv ? "true" : "false");
+ return rv ? 0 : 1;
+ } else if (argc < 5) {
+ print_usage(*argv);
+ return -1;
+ }
- printf("%s - %s = %s\n", argv[1], argv[2], rv ? "true" : "false");
+ if (*argv[3] == '\0') {
+ printf("json_add_object; ");
+ printf("json_add_string \"package\" \"%s\"; ", argv[1]);
+ printf("json_add_string \"type\" \"%s\"; ", argv[2]);
+ printf("json_add_object \"data\"; ");
- return rv ? 0 : 1;
- } else if (argc > 3) {
+ for (i = 0; i < len; i++) {
+ if (!parse_tuple(argv[4 + i], &opt, &expr, &def))
+ continue;
+
+ printf("json_add_string \"%s\" \"%s\"; ", opt, expr);
+ }
+ printf("json_close_object; ");
+ printf("json_close_object; ");
+
+ return 0;
}
+ ctx = uci_alloc_context();
+ if (!ctx)
+ return -1;
+
+ if (uci_load(ctx, argv[1], &package))
+ return -1;
+
+ for (i = 0; i < len; i++)
+ validate_option(ctx, argv[1], argv[3], argv[4 + i]);
+
return 0;
}