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Author SHA1 Message Date
Manuel Pégourié-Gonnard
430a66f19a Fix backwards config dependency on oid.c 
The file oid.c had conditional inclusion of functions based on a config.h
define that belongs to X.509, which is backwards. For now, just include those
functions unconditionally and rely on the linker to garbage-collect them if
not used.

In the longer term X.509-specific functions are likely to be removed from
libmbedcrypto, but at this step the goal is to preserve the API (and even ABI)
of libmbedcrypto for as long as possible while separating the source trees of
Mbed Crypto and Mbed TLS.
 2019-01-28 10:31:39 +01:00
Manuel Pégourié-Gonnard
c49ada41d4 Fix backwards include of x509.h in oid.h 
As agreed during the workshop, temporarily move definitions to oid.h even if
they might not semantically belong here, as a short-term measure allowing to
build libmbecrypto on its own (without X.509 files present in the source tree)
but still provide all the things Mbed TLS currently expects, and more
specifically preserve the API and ABI exposed by libmbedtls.
 2019-01-28 09:26:19 +01:00
Simon Butcher
d253bb49e7 Merge remote-tracking branch 'public/pr/2352' into development-psa 2019-01-23 09:43:50 +01:00
Simon Butcher
02b453e5b8 Update crypto submodule for PSA PR#229 
Update the crypto submodule to include the PR#229 'storage: Correct typo of
PSA_PS_ERROR_OFFSET' which has a corresponding fix in Mbed OS 5.11, and is
required for Mbed OS to build.
 2019-01-10 15:17:31 +00:00
Jaeden Amero
3e24c26899 Merge remote-tracking branch 'upstream-public/pr/2218' into development-psa 2018-12-06 16:15:44 +00:00
Jaeden Amero
5dfca1e1bd Update library version to 2.15.1 2018-12-01 18:44:29 +00:00
Simon Butcher
41f9519530 Update ChangeLog for Crypto submodule update 2018-12-01 18:44:29 +00:00
Gilles Peskine
7d6f48a058 Update crypto submodule with compilation guard fixes for CCM and GCM 2018-11-28 18:42:22 +01:00
Simon Butcher
5f62a5731c Merge remote-tracking branch 'public/pr/2226' into development-psa-proposed 2018-11-23 22:11:37 +00:00
Jaeden Amero
3aad836e36 Update crypto submodule to mbedcrypto-0.1.0b 2018-11-23 21:39:32 +00:00
Simon Butcher
60ee838a8a Merge remote-tracking branch 'public/pr/2224' into development-psa-proposed 2018-11-23 21:18:32 +00:00
Jaeden Amero
bb225f7914 Merge remote-tracking branch 'upstream-public/pr/2225' into development-psa-proposed 2018-11-23 17:37:04 +00:00
Jaeden Amero
720d9a6056 psa: Update submodule to include CMake fix 
CMake with ASan would fail when building crypto as a submodule. The latest
version of the submodule has a fix for this error.
 2018-11-23 16:06:29 +00:00
Jaeden Amero
b1c48d3d83 psa: Include PSA headers for tests and programs 
Programs and tests need to be able to use PSA header files when
USE_CRYPTO_SUBMODULE and MBEDTLS_USE_PSA_CRYPTO are set. Add the crypto
submodule include folder, which contains psa headers, after the main
include folder so that psa headers can be found and crypto submodule
headers don't take precedence over mbedtls headers.
 2018-11-23 15:22:44 +00:00
Hanno Becker
ee81756a51 Fix wrong cmake invocation in all.sh testing MBEDTLS_USE_PSA_CRYPTO 
It should be `cmake -D VAR=1` instead of `cmake -D VAR`.
 2018-11-23 15:08:32 +00:00
Simon Butcher
ebeb6cb446 Update library version to 2.15.0 2018-11-23 14:18:15 +00:00
Hanno Becker
46b79c14ad Merge remote-tracking branch 'remote_jaeden/dev/patater/avoid-check-files-todo-dev' into development-psa-proposed 2018-11-23 13:40:44 +00:00
Hanno Becker
cdb31172e7 Temporarily update crypto-submodule target branch 
This is a temporary commit to allow us to test this
proposed branch against the sibling proposed branch
on mbedtls-psa.
 2018-11-23 13:38:38 +00:00
Jaeden Amero
80a23a5bc4 check-files: Don't check same-named files 
The check-files script contains the strings "TODO" and "todo" in order to
search for files that contain TODO items. So, any check-files script would
need to be excluded from the list of files that gets checked for "TODO".
Normally, the script excludes itself from checks, but with the addition of
the crypto submodule, there is another copy of the script present from the
project root. We must avoid checking check-files scripts for TODO items.
This also helps if you run check-files from another working tree in your
working tree.
 2018-11-23 13:14:38 +00:00
Hanno Becker
3441d2e4a4 Merge branch 'iotssl-2597-psa-hashing-x509' into development-psa-proposed 2018-11-23 11:42:07 +00:00
Hanno Becker
4ae8b497c0 Merge branch 'iotssl-2578-psa-sig-verification' into development-psa-proposed 2018-11-23 11:37:00 +00:00
Hanno Becker
a0a96a0c56 Merge branch 'psa_cipher_integration' into development-psa-proposed 2018-11-23 11:26:57 +00:00
Hanno Becker
f8b5f27bce Merge branch 'psa_cipher' into development-psa-proposed 2018-11-23 11:18:02 +00:00
Hanno Becker
485529952f Merge branch 'opaque_psk_implementation' into development-psa-proposed 2018-11-23 11:12:38 +00:00
Hanno Becker
b345ae64f1 Merge branch 'iotssl-2596-opaque-csr-creation' into development-psa-proposed 2018-11-23 11:05:04 +00:00
Hanno Becker
ee618f7241 Merge branch 'iotssl-2574-pk-opaque-tls' into development-psa-proposed 2018-11-23 10:31:00 +00:00
Hanno Becker
9aa921f336 Merge branch 'iotssl-2580-pk-opaque-psa' into development-psa-proposed 2018-11-23 10:17:36 +00:00
Andrzej Kurek
b7f3ac6504 pkwrite: add an explicit cast to size_t 2018-11-22 12:05:08 -05:00
Andrzej Kurek
967cfd18fd Remove trailing whitespace 2018-11-22 12:05:08 -05:00
Andrzej Kurek
158c3d10d0 pkwrite: add a safety check before calculating the buffer size 2018-11-22 12:05:08 -05:00
Andrzej Kurek
4b11407258 Cosmetic changes 
Adjust whitespaces, reduce test dependencies and reduce buffer size passed by 1.
 2018-11-22 12:05:08 -05:00
Andrzej Kurek
5f7bad34bb Add CSR write testing using opaque keys 
Parse and verify CSR programatically instead of using predetermined data,
to not tamper with randomness in tests.
 2018-11-22 12:05:08 -05:00
Andrzej Kurek
5fec0860f9 pkwrite: add opaque key handling for public key exporting 
Return early from mbedtls_pk_write_pubkey_der - public opaque key
exporting is expected to contain all of the needed data, therefore it shouldn't
be written again.
 2018-11-22 12:05:08 -05:00
Andrzej Kurek
8b38ff57ab Remove trailing whitespace 2018-11-22 11:53:04 -05:00
Andrzej Kurek
a609337ca0 x509: remove unnecessary calls to psa_hash_abort 
According to the documentation, it does not need to be called after a failed
psa_hash call.
 2018-11-22 11:53:04 -05:00
Andrzej Kurek
d4a6553191 x509: use the PSA API to perform hashing operations 
So far limited only to certificate verification withour CRL and CSR generation.
 2018-11-22 11:53:04 -05:00
Andrzej Kurek
ad5d58124a pk_wrap.c: fix length mismatch check placement 2018-11-22 11:17:37 -05:00
Andrzej Kurek
eeac03b354 pk_wrap.c: tidy up signature extraction 
Add a sanity check for signature length, remove superfluous bounds check.
 2018-11-22 11:17:37 -05:00
Andrzej Kurek
6cb63aa010 Cosmetic changes 
Move memset to a more relevant spot, fix one whitespace error
 2018-11-22 11:17:37 -05:00
Andrzej Kurek
9241d18773 pk_wrap: rework and tidy up signature extraction 
Improve comments, use a normal buffer instead of mbedtls_asn1_buf,
remove unneeded variables and use shared utilities where possible.
 2018-11-22 11:17:37 -05:00
Andrzej Kurek
b6016c52c5 pk_wrap: reuse a static buffer for signature extraction 
Use a buffer left over after importing a key to hold an extracted signature.
 2018-11-22 11:17:37 -05:00
Andrzej Kurek
b7b0478f76 pk_wrap: rework signature extraction to work with small r and s values 
There is a probability that r will be encoded as 31 or less bytes in DER,
so additional padding is added in such case.
Added a signature-part extraction function to tidy up the code further.
 2018-11-22 11:17:37 -05:00
Manuel Pégourié-Gonnard
2baae9ef71 Add tests for ECDSA verify with short r, s values 
This is intended to test transcoding the signature to the format expected by
PSA (fixed-length encoding of r, s) when r and s have respectively:
- full length with initial null byte
- full length without initial null byte
- non-full length with initial null byte
- non-full length without initial null byte

The signatures were generated using:

programs/pkey/pk_sign tests/data_files/server5.key foo

where foo is an empty file, and with a variant of one of the following patches
applied:

diff --git a/library/ecdsa.c b/library/ecdsa.c
index abac015cebc6..e4a27b044516 100644
--- a/library/ecdsa.c
+++ b/library/ecdsa.c
@@ -305,7 +305,9 @@ static int ecdsa_sign_restartable( mbedtls_ecp_group *grp,
                 ret = MBEDTLS_ERR_ECP_RANDOM_FAILED;
                 goto cleanup;
             }
+            printf("\ngenerating r...\n");

+gen:
             MBEDTLS_MPI_CHK( mbedtls_ecp_gen_privkey( grp, pk, f_rng, p_rng ) );

 #if defined(MBEDTLS_ECP_RESTARTABLE)
@@ -317,6 +319,11 @@ mul:
             MBEDTLS_MPI_CHK( mbedtls_ecp_mul_restartable( grp, &R, pk, &grp->G,
                                                   f_rng, p_rng, ECDSA_RS_ECP ) );
             MBEDTLS_MPI_CHK( mbedtls_mpi_mod_mpi( pr, &R.X, &grp->N ) );
+
+            size_t bits = mbedtls_mpi_bitlen( pr );
+            printf("%zu ", bits);
+            if( bits != 255 )
+                goto gen;
         }
         while( mbedtls_mpi_cmp_int( pr, 0 ) == 0 );

or:

diff --git a/library/ecdsa.c b/library/ecdsa.c
index abac015cebc6..d704376e0c42 100644
--- a/library/ecdsa.c
+++ b/library/ecdsa.c
@@ -305,7 +305,9 @@ static int ecdsa_sign_restartable( mbedtls_ecp_group *grp,
                 ret = MBEDTLS_ERR_ECP_RANDOM_FAILED;
                 goto cleanup;
             }
+            printf("\ngenerating r...\n");

+gen:
             MBEDTLS_MPI_CHK( mbedtls_ecp_gen_privkey( grp, pk, f_rng, p_rng ) );

 #if defined(MBEDTLS_ECP_RESTARTABLE)
@@ -353,6 +355,11 @@ modn:
         MBEDTLS_MPI_CHK( mbedtls_mpi_inv_mod( s, pk, &grp->N ) );
         MBEDTLS_MPI_CHK( mbedtls_mpi_mul_mpi( s, s, &e ) );
         MBEDTLS_MPI_CHK( mbedtls_mpi_mod_mpi( s, s, &grp->N ) );
+
+            size_t bits = mbedtls_mpi_bitlen( s );
+            printf("%zu ", bits);
+            if( bits != 247 )
+                goto gen;
     }
     while( mbedtls_mpi_cmp_int( s, 0 ) == 0 );

with the value edited manually between each run to get the desired bit length.
 2018-11-22 11:17:37 -05:00
Andrzej Kurek
4f0253962e pk_wrap: improve error codes returned from ecdsa_verify_wrap 
Use the shared PSA utilities to translate errors.
 2018-11-22 11:17:37 -05:00
Andrzej Kurek
2122774d72 pk_wrap: switch to helper functions defined in psa_util.h 
Remove duplicated helper functions.
Remove an unnecessary call to psa_crypto_init().
 2018-11-22 11:17:37 -05:00
Andrzej Kurek
c05ec9f39c pk_wrap: test if a valid md_alg is passed to ecdsa_verify_wrap 
Adjust tests to pass a valid algorithm
 2018-11-22 11:17:37 -05:00
Andrzej Kurek
cef91afab6 pk_wrap: destroy key slot on errors with policy or key importing 2018-11-22 11:17:37 -05:00
Andrzej Kurek
3f864c2457 pk_wrap: add a check for equal signature parts 2018-11-22 11:17:37 -05:00
Andrzej Kurek
b3d1b12177 pk_wrap: check if curve conversion is successful 2018-11-22 11:17:37 -05:00
Andrzej Kurek
ea84233e02 pk_wrap: nullify the signature pointer on error in extract_ecdsa_sig 
Fix a double free error in ecdsa_verify_wrap
 2018-11-22 11:17:37 -05:00