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1 /* | |
2 * NSS utility functions | |
3 * | |
4 * This Source Code Form is subject to the terms of the Mozilla Public | |
5 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
7 | |
8 #include "prtypes.h" | |
9 #include "prinit.h" | |
10 #include "seccomon.h" | |
11 #include "secerr.h" | |
12 #include "ssl.h" | |
13 #include "sslimpl.h" | |
14 #include "sslproto.h" | |
15 | |
16 static int ssl_isInited = 0; | |
17 static PRCallOnceType ssl_init = { 0 }; | |
18 | |
19 PRStatus | |
20 ssl_InitCallOnce(void *arg) | |
21 { | |
22 int *error = (int *)arg; | |
23 SECStatus rv; | |
24 | |
25 rv = ssl_InitializePRErrorTable(); | |
26 if (rv != SECSuccess) { | |
27 *error = SEC_ERROR_NO_MEMORY; | |
28 return PR_FAILURE; | |
29 } | |
30 #ifdef DEBUG | |
31 ssl3_CheckCipherSuiteOrderConsistency(); | |
32 #endif | |
33 | |
34 rv = ssl3_ApplyNSSPolicy(); | |
35 if (rv != SECSuccess) { | |
36 *error = PORT_GetError(); | |
37 return PR_FAILURE; | |
38 } | |
39 return PR_SUCCESS; | |
40 } | |
41 | |
42 SECStatus | |
43 ssl_Init(void) | |
44 { | |
45 PRStatus nrv; | |
46 | |
47 /* short circuit test if we are already inited */ | |
48 if (!ssl_isInited) { | |
49 int error; | |
50 /* only do this once at init time, block all others until we are done */ | |
51 nrv = PR_CallOnceWithArg(&ssl_init, ssl_InitCallOnce, &error); | |
52 if (nrv != PR_SUCCESS) { | |
53 PORT_SetError(error); | |
54 return SECFailure; | |
55 } | |
56 ssl_isInited = 1; | |
57 } | |
58 return SECSuccess; | |
59 } | |
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