static int
mail_search_build_key_int(struct mail_search_build_context *ctx,
struct mail_search_arg *parent,
struct mail_search_arg **arg_r)
{
struct mail_search_arg *sarg;
struct mail_search_arg *old_parent = ctx->parent;
const char *key;
const struct mail_search_register_arg *reg_arg;
mail_search_register_fallback_t *fallback;
int ret;
ctx->parent = parent;
if ((ret = mail_search_parse_key(ctx->parser, &key)) <= 0)
return ret;
if (strcmp(key, MAIL_SEARCH_PARSER_KEY_LIST) == 0) {
if (mail_search_build_list(ctx, &sarg) < 0)
return -1;
if (sarg->value.subargs == NULL) {
ctx->_error = "No search parameters inside list";
return -1;
}
ctx->parent = old_parent;
*arg_r = sarg;
return 1;
}
key = t_str_ucase(key);
reg_arg = mail_search_register_find(ctx->reg, key);
if (reg_arg != NULL)
sarg = reg_arg->build(ctx);
else if (mail_search_register_get_fallback(ctx->reg, &fallback))
sarg = fallback(ctx, key);
else {
sarg = NULL;
ctx->_error = p_strconcat(ctx->pool, "Unknown argument ",
key, NULL);
}
ctx->parent = old_parent;
*arg_r = sarg;
return sarg == NULL ? -1 : 1;
}
int mail_search_build(struct mail_search_register *reg,
struct mail_search_parser *parser, const char **charset,
struct mail_search_args **args_r, const char **error_r)
{
struct mail_search_build_context ctx;
struct mail_search_args *args;
struct mail_search_arg *root;
const char *str;
int ret;
*args_r = NULL;
*error_r = NULL;
args = mail_search_build_init();
memset(&ctx, 0, sizeof(ctx));
ctx.pool = args->pool;
ctx.reg = reg;
ctx.parser = parser;
ctx.charset = p_strdup(ctx.pool, *charset);
ret = mail_search_build_list(&ctx, &root);
if (!ctx.charset_checked && ret == 0) {
/* make sure we give an error message if charset is invalid */
ret = mail_search_build_get_utf8(&ctx, "", &str);
}
if (ret < 0) {
*error_r = ctx._error != NULL ? t_strdup(ctx._error) :
t_strdup(mail_search_parser_get_error(parser));
if (ctx.unknown_charset)
*charset = NULL;
pool_unref(&args->pool);
return -1;
}
if (root->type == SEARCH_SUB && !root->match_not) {
/* simple SUB root */
args->args = root->value.subargs;
} else {
args->args = root;
}
*args_r = args;
return 0;
}
int mail_search_build(struct mail_search_register *reg,
struct mail_search_parser *parser, const char *charset,
struct mail_search_args **args_r, const char **error_r)
{
struct mail_search_build_context ctx;
struct mail_search_args *args;
struct mail_search_arg *root;
*args_r = NULL;
*error_r = NULL;
args = mail_search_build_init();
args->charset = p_strdup(args->pool, charset);
memset(&ctx, 0, sizeof(ctx));
ctx.pool = args->pool;
ctx.reg = reg;
ctx.parser = parser;
if (mail_search_build_list(&ctx, &root) < 0) {
*error_r = ctx._error != NULL ? t_strdup(ctx._error) :
t_strdup(mail_search_parser_get_error(parser));
pool_unref(&args->pool);
return -1;
}
if (root->type == SEARCH_SUB && !root->not) {
/* simple SUB root */
args->args = root->value.subargs;
} else {
args->args = root;
}
*args_r = args;
return 0;
}