The Tor Browser: security/nss/lib/jar/jarnav.c@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 /*

     6  *  JARNAV.C

     7  *

     8  *  JAR stuff needed for client only.

     9  *

    10  */

    12 #include "jar.h"

    13 #include "jarint.h"

    15 /* from proto.h */

    16 extern MWContext *FE_GetInitContext(void);

    18 /* To return an MWContext for Java */

    19 static MWContext *(*jar_fn_FindSomeContext) (void) = NULL;

    21 /* To fabricate an MWContext for FE_GetPassword */

    22 static MWContext *(*jar_fn_GetInitContext) (void) = NULL;

    24 /*

    25  *  J A R _ i n i t

    26  *

    27  *  Initialize the JAR functions.

    28  *

    29  */

    31 void JAR_init (void)

    32 {

    33     JAR_init_callbacks (XP_GetString, NULL, NULL);

    34 }

    36 /*

    37  *  J A R _ s e t _ c o n t e x t

    38  *

    39  *  Set the jar window context for use by PKCS11, since

    40  *  it may be needed to prompt the user for a password.

    41  *

    42  */

    43 int

    44 JAR_set_context(JAR *jar, MWContext *mw)

    45 {

    46     if (mw) {

    47 	jar->mw = mw;

    48     } else {

    49 	/* jar->mw = XP_FindSomeContext(); */

    50 	jar->mw = NULL;

    51 	/*

    52 	 * We can't find a context because we're in startup state and none

    53 	 * exist yet. go get an FE_InitContext that only works at

    54 	 * initialization time.

    55 	 */

    56 	/* Turn on the mac when we get the FE_ function */

    57 	if (jar->mw == NULL) {

    58 	    jar->mw = jar_fn_GetInitContext();

    59 	}

    60     }

    61     return 0;

    62 }

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