Gabor Mezei
6a426c9f9f
Bind functions' availability for config options
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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-20 11:17:43 +02:00
Gabor Mezei
765862c4f3
Move mbedtls_cf_memcmp to a new public header
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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-19 12:22:25 +02:00
Gabor Mezei
291df7bbab
Add macro guard for header file
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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-19 11:27:17 +02:00
Gabor Mezei
e212379810
Bind functions' availability for config options
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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-18 19:38:02 +02:00
Gabor Mezei
949455892f
Remove unused function
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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-18 17:02:29 +02:00
Gabor Mezei
a2d0f90c5a
Make functions static
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These functions are only used as an auxiliary function for constant-time functions.
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-18 16:56:50 +02:00
Gabor Mezei
a316fc8eb0
Update documentation and comments
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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-18 16:39:13 +02:00
Gabor Mezei
63bbba5c13
Rename and reorder function parameters
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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-18 16:39:13 +02:00
Gabor Mezei
7013f62ee5
Use condition for not sensitive data
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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-18 16:39:13 +02:00
Gabor Mezei
eab90bcc36
Move implementation specific comment
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This comment is about how the functions are implemented, not about their
public interface, so it doesn't belong in the header file.
It applies to everything in constant_time.c so moved there.
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-18 16:39:13 +02:00
Gabor Mezei
1e64261da5
Make mbedtls_cf_size_mask_lt function static
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The mbedtls_cf_size_mask_lt is solely used as an auxiliary function
for mbedtls_cf_size_mask_ge.
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
2021-10-18 16:39:13 +02:00
gabor-mezei-arm
5b3a32d883
Fix missing includes
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-29 10:53:55 +02:00
gabor-mezei-arm
90d96cc741
Add documentation for the functions
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 17:07:51 +02:00
gabor-mezei-arm
b11a56e34c
Unify equality checker functions return value
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The equality checker functions always return 0 or 1 value,
thus the type of return value can be the same dispite of the
size of the parameters.
Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:42:19 +02:00
gabor-mezei-arm
9cb55698aa
Propagate usage of mask generation functions
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:42:19 +02:00
gabor-mezei-arm
396438c57b
Unify mask generation functions
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Generate all-bits 0 or all bits 1 mask from a value instead of from a bit.
Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:42:19 +02:00
gabor-mezei-arm
87ac5bef97
Unify function parameters
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:42:16 +02:00
gabor-mezei-arm
4602564d7a
Unify memcmp functions
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:33:47 +02:00
gabor-mezei-arm
2dcd7686ce
Typo: Unify indentation of function parameters
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:33:44 +02:00
gabor-mezei-arm
fdb71183f8
Move mbedtls_cf_rsaes_pkcs1_v15_unpadding function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:45 +02:00
gabor-mezei-arm
bef600f27e
Move the constant-time part of mbedtls_rsa_rsaes_pkcs1_v15_decrypt to a function
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Tne unpadding part of `mbedtls_rsa_rsaes_pkcs1_v15_decrypt` function is
contant-time therefore it moved to a separate function to be prepared
for moving to the contant-time module.
Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:44 +02:00
gabor-mezei-arm
65cefdbfcb
Create mbedtls_cf_size_if function
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Add a constant-time function with size_t parameter for choosing
between two integer values, like the ?: ternary operator.
Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:44 +02:00
gabor-mezei-arm
c29a3da599
Move mbedtls_mpi_lt_mpi_ct function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:44 +02:00
gabor-mezei-arm
5c97621215
Move mbedtls_mpi_safe_cond_swap function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:44 +02:00
gabor-mezei-arm
40a4925128
Move mbedtls_mpi_safe_cond_assign function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:44 +02:00
gabor-mezei-arm
9c1203fd67
Delete ssl_invasive.h due to duplicated function declarations
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All function declaration provided by ssl_invasive.h is needed only for
testing purposes and all of them are provided by constant_time.h as well.
Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:44 +02:00
gabor-mezei-arm
1349ffde84
Move mbedtls_cf_hmac function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:44 +02:00
gabor-mezei-arm
0e7f71e1a9
Move mbedtls_cf_memcpy_offset function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:44 +02:00
gabor-mezei-arm
dee0fd33f1
Move mbedtls_cf_memcpy_if_eq function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:43 +02:00
gabor-mezei-arm
394aeaaefb
Move mbedtls_cf_mem_move_to_left function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:28:41 +02:00
gabor-mezei-arm
be8d98b0be
Move mbedtls_cf_mpi_uint_cond_assign function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:23:57 +02:00
gabor-mezei-arm
d3230d533c
Move mbedtls_cf_cond_select_sign function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:21:10 +02:00
gabor-mezei-arm
b2dbf2c113
Move mbedtls_cf_uint_if function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:21:10 +02:00
gabor-mezei-arm
3f90fd540a
Move mbedtls_cf_mpi_uint_lt function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:21:10 +02:00
gabor-mezei-arm
84dc02c8f5
Remove module dependency
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Elinimate macros defined by modules locally in the functions that are
moving to the new constant-time module.
Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:21:10 +02:00
gabor-mezei-arm
5a85442604
Move mbedtls_cf_size_gt function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:21:09 +02:00
gabor-mezei-arm
8d1d5fd204
Move mbedtls_cf_size_bool_eq function to the constant-time module
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There were multiple functions called mbedtls_cf_size_bool_eq. They had exactly
the same behavior, so move the one in bignum.c and remove the other.
Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:20:07 +02:00
gabor-mezei-arm
16fc57bcc4
Move mbedtls_cf_size_mask_ge function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:16:14 +02:00
gabor-mezei-arm
c76227d808
Move mbedtls_cf_size_mask_lt function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:16:14 +02:00
gabor-mezei-arm
3733bf805a
Move mbedtls_cf_size_mask function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:16:14 +02:00
gabor-mezei-arm
340948e4a5
Move mbedtls_cf_uint_mask function to the constant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:16:14 +02:00
gabor-mezei-arm
db9a38c672
Move contatnt-time memcmp functions to the contant-time module
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:16:14 +02:00
gabor-mezei-arm
9fa43ce238
Rename function to have suitable name
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-09-28 16:14:47 +02:00
gabor-mezei-arm
d112534585
Add a new file for constant-time functions
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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
2021-08-11 15:35:28 +02:00
Jerry Yu
b9930e7d70
Add dummy tls1.3 handshake dispatch functions
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Base on version config, `handshack_{clinet,server}_step`
will call different step function. TLS1.3 features will
be gradully added base on it.
And a new test cases is added to make sure it reports
`feature is not available`.
Change-Id: I4f0e36cb610f5aa59f97910fb8204bfbf2825949
Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
2021-08-10 13:34:32 +08:00
Jerry Yu
3cc4c2a506
Add dummy ssl_tls13_{client,server}.c
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Change-Id: Ic1cd1d55b097f5a31c9f48e9d55733d75ab49982
Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
2021-08-10 13:34:32 +08:00
Jerry Yu
60835a88c3
Add config check utils functions
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Check configuration parameter in structure setup
function to make sure the config data is available
and valid.
Current implementation checks the version config.
Available version configs are
- tls1_3 only
- tls1_2 only
issues: #4844
Change-Id: Ia762bd3d817440ae130b45f19b80a2868afae924
Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
2021-08-10 13:34:32 +08:00
Gilles Peskine
8bb9b80d18
Merge pull request #4806 from hanno-arm/ssl_session_serialization_version
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Store TLS version in SSL session structure
2021-08-02 12:45:55 +02:00
Hanno Becker
fa0d61e559
Fix typo
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Signed-off-by: Hanno Becker <hanno.becker@arm.com>
2021-08-02 08:56:14 +01:00
Hanno Becker
dce50974bf
Prefix "version" with "library" or "protocol" to avoid ambiguity
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Signed-off-by: Hanno Becker <hanno.becker@arm.com>
2021-08-01 05:39:23 +01:00