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Split handling of memory allocation for password between core and driver

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Driver is now responsible for creating its own copy of the password in the setup function.
After calling pake setup driver entry point core frees memory for password.

Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
This commit is contained in:
Przemek Stekiel
2022-12-22 11:19:22 +01:00
parent e12ed36a6c
commit 2797d37424
2 changed files with 54 additions and 43 deletions
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9
library/psa_crypto_pake.c
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@@ -230,8 +230,14 @@ psa_status_t mbedtls_psa_pake_setup(mbedtls_psa_pake_operation_t *operation,
mbedtls_ecjpake_init(&operation->ctx.pake);
operation->password = mbedtls_calloc(1, password_len);
if (operation->password == NULL) {
status = PSA_ERROR_INSUFFICIENT_MEMORY;
goto error;
}
memcpy(operation->password, password, password_len);
operation->password_len = password_len;
operation->password = password;
operation->role = role;
operation->alg = cipher_suite.algorithm;
@@ -254,7 +260,6 @@ psa_status_t mbedtls_psa_pake_setup(mbedtls_psa_pake_operation_t *operation,
{ status = PSA_ERROR_NOT_SUPPORTED; }
error:
mbedtls_free(password);
mbedtls_psa_pake_abort(operation);
return status;
}