commit 7ee0483436f3663a35d69130385fe99ea9bfb83d
Author: Oswald Buddenhagen <[email protected]>
Date: Sun Jul 27 18:41:22 2014 +0200
nuke home-grown CRAM-MD5 support
it was obsoleted by SASL support.
i deem the additional dependency acceptable when one wants the feature.
src/drv_imap.c | 41 -----------------------------------
src/socket.c | 55 ------------------------------------------------
2 files changed, 0 insertions(+), 96 deletions(-)
diff --git a/src/drv_imap.c b/src/drv_imap.c
index 4a0ab82..292c662 100644
--- a/src/drv_imap.c
+++ b/src/drv_imap.c
@@ -1454,28 +1454,6 @@ imap_cleanup_p2( imap_store_t *ctx,
/******************* imap_open_store *******************/
-#ifdef HAVE_LIBSSL
-static int
-do_cram_auth( imap_store_t *ctx, struct imap_cmd *cmdp, const char *prompt )
-{
- imap_server_conf_t *srvc = ((imap_store_conf_t *)ctx->gen.conf)->server;
- char *resp;
- int l;
-
- cmdp->param.cont = 0;
-
- cram( prompt, srvc->user, srvc->pass, &resp, &l );
-
- if (DFlags & VERBOSE) {
- printf( "%s>+> %s\n", ctx->label, resp );
- fflush( stdout );
- }
- if (socket_write( &ctx->conn, resp, l, GiveOwn ) < 0)
- return -1;
- return socket_write( &ctx->conn, "\r\n", 2, KeepOwn );
-}
-#endif
-
static void imap_open_store_connected( int, void * );
#ifdef HAVE_LIBSSL
static void imap_open_store_tlsstarted1( int, void * );
@@ -1888,9 +1866,6 @@ imap_open_store_authenticate2( imap_store_t *ctx )
imap_store_conf_t *cfg = (imap_store_conf_t *)ctx->gen.conf;
imap_server_conf_t *srvc = cfg->server;
string_list_t *mech, *cmech;
-#ifdef HAVE_LIBSSL
- int auth_cram = 0;
-#endif
int auth_login = 0;
#ifdef HAVE_LIBSASL
char saslmechs[1024], *saslend = saslmechs;
@@ -1906,10 +1881,6 @@ imap_open_store_authenticate2( imap_store_t *ctx )
if (ctx->conn.ssl || !any)
#endif
auth_login = 1;
-#ifdef HAVE_LIBSSL
- } else if (!strcasecmp( cmech->string,
"CRAM-MD5" )) {
- auth_cram = 1;
-#endif
} else {
#ifdef HAVE_LIBSASL
int len = strlen( cmech->string );
@@ -1975,18 +1946,6 @@ imap_open_store_authenticate2( imap_store_t *ctx )
return;
}
#endif
-#ifdef HAVE_LIBSSL
- if (auth_cram) {
- struct imap_cmd *cmd = new_imap_cmd( sizeof(*cmd) );
-
- if (!ensure_user( srvc ) || !ensure_password( srvc ))
- goto bail;
- info( "Authenticating with CRAM-MD5...\n" );
- cmd->param.cont = do_cram_auth;
- imap_exec( ctx, cmd, imap_open_store_authenticate2_p2,
"AUTHENTICATE CRAM-MD5" );
- return;
- }
-#endif
if (auth_login) {
if (!ensure_user( srvc ) || !ensure_password( srvc ))
goto bail;
diff --git a/src/socket.c b/src/socket.c
index bee11a1..23a2eb8 100644
--- a/src/socket.c
+++ b/src/socket.c
@@ -717,58 +717,3 @@ socket_fd_cb( int events, void *aux )
if (events & POLLIN)
socket_fill( conn );
}
-
-#ifdef HAVE_LIBSSL
-/* this isn't strictly socket code, but let's have all OpenSSL use in one
file. */
-
-#define ENCODED_SIZE(n) (4*((n+2)/3))
-
-static char
-hexchar( unsigned int b )
-{
- if (b < 10)
- return '0' + b;
- return 'a' + (b - 10);
-}
-
-void
-cram( const char *challenge, const char *user, const char *pass, char
**_final, int *_finallen )
-{
- char *response, *final;
- unsigned hashlen;
- int i, clen, blen, flen, olen;
- unsigned char hash[16];
- char buf[256], hex[33];
- HMAC_CTX hmac;
-
- HMAC_Init( &hmac, (unsigned char *)pass, strlen( pass ), EVP_md5() );
-
- clen = strlen( challenge );
- /* response will always be smaller than challenge because we are
decoding. */
- response = nfcalloc( 1 + clen );
- EVP_DecodeBlock( (unsigned char *)response, (unsigned char *)challenge,
clen );
- HMAC_Update( &hmac, (unsigned char *)response, strlen( response ) );
- free( response );
-
- hashlen = sizeof(hash);
- HMAC_Final( &hmac, hash, &hashlen );
- assert( hashlen == sizeof(hash) );
-
- hex[32] = 0;
- for (i = 0; i < 16; i++) {
- hex[2 * i] = hexchar( (hash[i] >> 4) & 0xf );
- hex[2 * i + 1] = hexchar( hash[i] & 0xf );
- }
-
- blen = nfsnprintf( buf, sizeof(buf), "%s %s", user, hex );
-
- flen = ENCODED_SIZE( blen );
- final = nfmalloc( flen + 1 );
- final[flen] = 0;
- olen = EVP_EncodeBlock( (unsigned char *)final, (unsigned char *)buf,
blen );
- assert( olen == flen );
-
- *_final = final;
- *_finallen = flen;
-}
-#endif
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