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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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34
library/ssl_cli.c
View file

@ -685,7 +685,7 @@ static int ssl_write_session_ticket_ext( mbedtls_ssl_context *ssl,
return( 0 );
MBEDTLS_SSL_DEBUG_MSG( 3,
( "sending session ticket of length %d", tlen ) );
( "sending session ticket of length %zu", tlen ) );
memcpy( p, ssl->session_negotiate->ticket, tlen );
@ -905,7 +905,7 @@ static int ssl_generate_random( mbedtls_ssl_context *ssl )
*p++ = (unsigned char)( t >> 8 );
*p++ = (unsigned char)( t );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "client hello, current time: %lu", t ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "client hello, current time: %lld", (long long) t ) );
#else
if( ( ret = ssl->conf->f_rng( ssl->conf->p_rng, p, 4 ) ) != 0 )
return( ret );
@ -1114,7 +1114,7 @@ static int ssl_write_client_hello( mbedtls_ssl_context *ssl )
for( i = 0; i < n; i++ )
*p++ = ssl->session_negotiate->id[i];
MBEDTLS_SSL_DEBUG_MSG( 3, ( "client hello, session id len.: %d", n ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "client hello, session id len.: %zu", n ) );
MBEDTLS_SSL_DEBUG_BUF( 3, "client hello, session id", buf + 39, n );
/*
@ -1182,7 +1182,7 @@ static int ssl_write_client_hello( mbedtls_ssl_context *ssl )
continue;
MBEDTLS_SSL_DEBUG_MSG( 3, ( "client hello, add ciphersuite: %#04x (%s)",
ciphersuites[i], ciphersuite_info->name ) );
(unsigned int)ciphersuites[i], ciphersuite_info->name ) );
#if defined(MBEDTLS_ECDH_C) || defined(MBEDTLS_ECDSA_C) || \
defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
@ -1197,7 +1197,7 @@ static int ssl_write_client_hello( mbedtls_ssl_context *ssl )
}
MBEDTLS_SSL_DEBUG_MSG( 3,
( "client hello, got %d ciphersuites (excluding SCSVs)", n ) );
( "client hello, got %zu ciphersuites (excluding SCSVs)", n ) );
/*
* Add TLS_EMPTY_RENEGOTIATION_INFO_SCSV
@ -1420,7 +1420,7 @@ static int ssl_write_client_hello( mbedtls_ssl_context *ssl )
/* olen unused if all extensions are disabled */
((void) olen);
MBEDTLS_SSL_DEBUG_MSG( 3, ( "client hello, total extension length: %d",
MBEDTLS_SSL_DEBUG_MSG( 3, ( "client hello, total extension length: %zu",
ext_len ) );
if( ext_len > 0 )
@ -2167,10 +2167,10 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
}
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, current time: %lu",
( (uint32_t) buf[2] << 24 ) |
( (uint32_t) buf[3] << 16 ) |
( (uint32_t) buf[4] << 8 ) |
( (uint32_t) buf[5] ) ) );
( (unsigned long) buf[2] << 24 ) |
( (unsigned long) buf[3] << 16 ) |
( (unsigned long) buf[4] << 8 ) |
( (unsigned long) buf[5] ) ) );
memcpy( ssl->handshake->randbytes + 32, buf + 2, 32 );
@ -2253,7 +2253,7 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
if( ssl->handshake->ciphersuite_info == NULL )
{
MBEDTLS_SSL_DEBUG_MSG( 1,
( "ciphersuite info for %04x not found", i ) );
( "ciphersuite info for %04x not found", (unsigned int)i ) );
mbedtls_ssl_send_alert_message( ssl, MBEDTLS_SSL_ALERT_LEVEL_FATAL,
MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR );
return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
@ -2261,7 +2261,7 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
mbedtls_ssl_optimize_checksum( ssl, ssl->handshake->ciphersuite_info );
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 + 35, n );
/*
@ -2304,7 +2304,7 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
MBEDTLS_SSL_DEBUG_MSG( 3, ( "%s session has been resumed",
ssl->handshake->resume ? "a" : "no" ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, chosen ciphersuite: %04x", i ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, chosen ciphersuite: %04x", (unsigned int)i ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, compress alg.: %d",
buf[37 + n] ) );
@ -2373,7 +2373,7 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
ext = buf + 40 + n;
MBEDTLS_SSL_DEBUG_MSG( 2,
( "server hello, total extension length: %d", ext_len ) );
( "server hello, total extension length: %zu", ext_len ) );
while( ext_len )
{
@ -2537,7 +2537,7 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
default:
MBEDTLS_SSL_DEBUG_MSG( 3,
( "unknown extension found: %d (ignoring)", ext_id ) );
( "unknown extension found: %u (ignoring)", ext_id ) );
}
ext_len -= 4 + ext_size;
@ -2628,7 +2628,7 @@ static int ssl_parse_server_dh_params( mbedtls_ssl_context *ssl,
if( ssl->handshake->dhm_ctx.len * 8 < ssl->conf->dhm_min_bitlen )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "DHM prime too short: %d < %d",
MBEDTLS_SSL_DEBUG_MSG( 1, ( "DHM prime too short: %zu < %u",
ssl->handshake->dhm_ctx.len * 8,
ssl->conf->dhm_min_bitlen ) );
return( MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE );
@ -4347,7 +4347,7 @@ static int ssl_parse_new_session_ticket( mbedtls_ssl_context *ssl )
return( MBEDTLS_ERR_SSL_BAD_HS_NEW_SESSION_TICKET );
}
MBEDTLS_SSL_DEBUG_MSG( 3, ( "ticket length: %d", ticket_len ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "ticket length: %zu", ticket_len ) );
/* We're not waiting for a NewSessionTicket message any more */
ssl->handshake->new_session_ticket = 0;