fix bug 2960, 'rfc3156 deviation regarding hash symbols'

[claws.git] / src / plugins / pgpmime / pgpmime.c

diff --git a/src/plugins/pgpmime/pgpmime.c b/src/plugins/pgpmime/pgpmime.c
index a54e527ba46546460dd0c67f13999f9de4d93c91..30cf0431484629360b7410c7f459a913f3aa67d0 100644 (file)
--- a/src/plugins/pgpmime/pgpmime.c
+++ b/src/plugins/pgpmime/pgpmime.c
@@ -553,8 +553,8 @@ gboolean pgpmime_sign(MimeInfo *mimeinfo, PrefsAccount *account, const gchar *fr
        if (result && result->signatures) {
                gpgme_new_signature_t sig = result->signatures;
                if (gpgme_get_protocol(ctx) == GPGME_PROTOCOL_OpenPGP) {
-                       micalg = g_strdup_printf("PGP-%s", gpgme_hash_algo_name(
-                               result->signatures->hash_algo));
+                       micalg = g_strdup_printf("pgp-%s", g_ascii_strdown(gpgme_hash_algo_name(
+                               result->signatures->hash_algo),-1));
                } else {
                        micalg = g_strdup(gpgme_hash_algo_name(
                                result->signatures->hash_algo));