1/* SPDX-License-Identifier: LGPL-2.1+ */
 2/*
 3 * SSL helper functions shared by sign-file and extract-cert.
 4 */
 5
 6static void drain_openssl_errors(int l, int silent)
 7{
 8	const char *file;
 9	char buf[120];
10	int e, line;
11
12	if (ERR_peek_error() == 0)
13		return;
14	if (!silent)
15		fprintf(stderr, "At main.c:%d:\n", l);
16
17	while ((e = ERR_peek_error_line(&file, &line))) {
18		ERR_error_string(e, buf);
19		if (!silent)
20			fprintf(stderr, "- SSL %s: %s:%d\n", buf, file, line);
21		ERR_get_error();
22	}
23}
24
25#define ERR(cond, fmt, ...)				\
26	do {						\
27		bool __cond = (cond);			\
28		drain_openssl_errors(__LINE__, 0);	\
29		if (__cond) {				\
30			errx(1, fmt, ## __VA_ARGS__);	\
31		}					\
32	} while (0)