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Fixes for invalid printf format specifiers

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Fixes for printf format specifiers, where they have been flagged as
invalid sizes by coverity, and new build flags to enable catching these
errors when building using CMake. Note that this patch uses %zu, which
requires C99 or later.

Signed-off-by: Paul Elliott <paul.elliott@arm.com>
This commit is contained in:
Paul Elliott 2020-12-09 14:55:45 +00:00
parent dd9e8f6dd0
commit 9f35211774
4 changed files with 99 additions and 99 deletions
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28
library/ssl_srv.c
View file

@ -298,13 +298,13 @@ static int ssl_parse_signature_algorithms_ext( mbedtls_ssl_context *ssl,
{
mbedtls_ssl_sig_hash_set_add( &ssl->handshake->hash_algs, sig_cur, md_cur );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "client hello v3, signature_algorithm ext:"
" match sig %d and hash %d",
" match sig %u and hash %u",
sig_cur, md_cur ) );
}
else
{
MBEDTLS_SSL_DEBUG_MSG( 3, ( "client hello v3, signature_algorithm ext: "
"hash alg %d not supported", md_cur ) );
"hash alg %u not supported", md_cur ) );
}
}
@ -633,7 +633,7 @@ static int ssl_parse_session_ticket_ext( mbedtls_ssl_context *ssl,
/* Remember the client asked us to send a new ticket */
ssl->handshake->new_session_ticket = 1;
MBEDTLS_SSL_DEBUG_MSG( 3, ( "ticket length: %d", len ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "ticket length: %zu", len ) );
if( len == 0 )
return( 0 );
@ -1048,7 +1048,7 @@ static int ssl_ciphersuite_match( mbedtls_ssl_context *ssl, int suite_id,
}
MBEDTLS_SSL_DEBUG_MSG( 3, ( "trying ciphersuite: %#04x (%s)",
suite_id, suite_info->name ) );
(unsigned int)suite_id, suite_info->name ) );
if( suite_info->min_minor_ver > ssl->minor_ver ||
suite_info->max_minor_ver < ssl->minor_ver )
@ -1116,7 +1116,7 @@ static int ssl_ciphersuite_match( mbedtls_ssl_context *ssl, int suite_id,
mbedtls_ssl_sig_hash_set_find( &ssl->handshake->hash_algs, sig_type ) == MBEDTLS_MD_NONE )
{
MBEDTLS_SSL_DEBUG_MSG( 3, ( "ciphersuite mismatch: no suitable hash algorithm "
"for signature algorithm %d", sig_type ) );
"for signature algorithm %u", sig_type ) );
return( 0 );
}
}
@ -1247,7 +1247,7 @@ static int ssl_parse_client_hello_v2( mbedtls_ssl_context *ssl )
sess_len = ( buf[2] << 8 ) | buf[3];
chal_len = ( buf[4] << 8 ) | buf[5];
MBEDTLS_SSL_DEBUG_MSG( 3, ( "ciph_len: %d, sess_len: %d, chal_len: %d",
MBEDTLS_SSL_DEBUG_MSG( 3, ( "ciph_len: %u, sess_len: %u, chal_len: %u",
ciph_len, sess_len, chal_len ) );
/*
@ -1629,7 +1629,7 @@ read_record_header:
if( cli_msg_seq != ssl->handshake->in_msg_seq )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad client hello message_seq: "
"%d (expected %d)", cli_msg_seq,
"%u (expected %u)", cli_msg_seq,
ssl->handshake->in_msg_seq ) );
return( MBEDTLS_ERR_SSL_BAD_HS_CLIENT_HELLO );
}
@ -2073,7 +2073,7 @@ read_record_header:
#endif /* MBEDTLS_SSL_DTLS_SRTP */
default:
MBEDTLS_SSL_DEBUG_MSG( 3, ( "unknown extension found: %d (ignoring)",
MBEDTLS_SSL_DEBUG_MSG( 3, ( "unknown extension found: %u (ignoring)",
ext_id ) );
}
@ -2274,7 +2274,7 @@ have_ciphersuite:
else
{
MBEDTLS_SSL_DEBUG_MSG( 3, ( "no hash algorithm for signature algorithm "
"%d - should not happen", sig_alg ) );
"%u - should not happen", sig_alg ) );
}
}
#endif
@ -2826,7 +2826,7 @@ static int ssl_write_server_hello( mbedtls_ssl_context *ssl )
*p++ = (unsigned char)( t >> 8 );
*p++ = (unsigned char)( t );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, current time: %lu", t ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, current time: %lld", (long long) t ) );
#else
if( ( ret = ssl->conf->f_rng( ssl->conf->p_rng, p, 4 ) ) != 0 )
return( ret );
@ -2914,7 +2914,7 @@ static int ssl_write_server_hello( mbedtls_ssl_context *ssl )
memcpy( p, ssl->session_negotiate->id, ssl->session_negotiate->id_len );
p += ssl->session_negotiate->id_len;
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, session id len.: %d", n ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, session id len.: %zu", n ) );
MBEDTLS_SSL_DEBUG_BUF( 3, "server hello, session id", buf + 39, n );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "%s session has been resumed",
ssl->handshake->resume ? "a" : "no" ) );
@ -2926,7 +2926,7 @@ static int ssl_write_server_hello( mbedtls_ssl_context *ssl )
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, chosen ciphersuite: %s",
mbedtls_ssl_get_ciphersuite_name( ssl->session_negotiate->ciphersuite ) ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, compress alg.: 0x%02X",
ssl->session_negotiate->compression ) );
(unsigned int)ssl->session_negotiate->compression ) );
/* Do not write the extensions if the protocol is SSLv3 */
#if defined(MBEDTLS_SSL_PROTO_SSL3)
@ -2995,7 +2995,7 @@ static int ssl_write_server_hello( mbedtls_ssl_context *ssl )
ext_len += olen;
#endif
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, total extension length: %d", ext_len ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, total extension length: %zu", ext_len ) );
if( ext_len > 0 )
{
@ -3502,7 +3502,7 @@ curve_matching_done:
md_alg = MBEDTLS_MD_NONE;
}
MBEDTLS_SSL_DEBUG_MSG( 3, ( "pick hash algorithm %d for signing", md_alg ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "pick hash algorithm %u for signing", md_alg ) );
/*
* 2.2: Compute the hash to be signed