The Tor Browser: security/nss/lib/freebl/secmpi.h@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #include "mpi.h"

     7 #define CHECK_SEC_OK(func) if (SECSuccess != (rv = func)) goto cleanup

     9 #define CHECK_MPI_OK(func) if (MP_OKAY > (err = func)) goto cleanup

    11 #define OCTETS_TO_MPINT(oc, mp, len) \

    12     CHECK_MPI_OK(mp_read_unsigned_octets((mp), oc, len))

    14 #define SECITEM_TO_MPINT(it, mp) \

    15     CHECK_MPI_OK(mp_read_unsigned_octets((mp), (it).data, (it).len))

    17 #define MPINT_TO_SECITEM(mp, it, arena)                         \

    18  do { int mpintLen = mp_unsigned_octet_size(mp);                \

    19     if (mpintLen <= 0) {err = MP_RANGE; goto cleanup;}          \

    20     SECITEM_AllocItem(arena, (it), mpintLen);                   \

    21     if ((it)->data == NULL) {err = MP_MEM; goto cleanup;}       \

    22     err = mp_to_unsigned_octets(mp, (it)->data, (it)->len);     \

    23     if (err < 0) goto cleanup; else err = MP_OKAY;              \

    24   } while (0)

    26 #define MP_TO_SEC_ERROR(err)                                          \

    27     switch (err) {                                                    \

    28     case MP_MEM:    PORT_SetError(SEC_ERROR_NO_MEMORY);       break;  \

    29     case MP_RANGE:  PORT_SetError(SEC_ERROR_BAD_DATA);        break;  \

    30     case MP_BADARG: PORT_SetError(SEC_ERROR_INVALID_ARGS);    break;  \

    31     default:        PORT_SetError(SEC_ERROR_LIBRARY_FAILURE); break;  \

    32     }

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