From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 security/nss/lib/util/nssb64.h | 94 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 security/nss/lib/util/nssb64.h

(limited to 'security/nss/lib/util/nssb64.h')

diff --git a/security/nss/lib/util/nssb64.h b/security/nss/lib/util/nssb64.h
new file mode 100644
index 000000000..7882c3b2d
--- /dev/null
+++ b/security/nss/lib/util/nssb64.h
@@ -0,0 +1,94 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * Public prototypes for base64 encoding/decoding.
+ */
+#ifndef _NSSB64_H_
+#define _NSSB64_H_
+
+#include "utilrename.h"
+#include "seccomon.h"
+#include "nssb64t.h"
+
+SEC_BEGIN_PROTOS
+
+/*
+ * Functions to start a base64 decoding/encoding context.
+ */
+
+extern NSSBase64Decoder *
+NSSBase64Decoder_Create(PRInt32 (*output_fn)(void *, const unsigned char *,
+                                             PRInt32),
+                        void *output_arg);
+
+extern NSSBase64Encoder *
+NSSBase64Encoder_Create(PRInt32 (*output_fn)(void *, const char *, PRInt32),
+                        void *output_arg);
+
+/*
+ * Push data through the decoder/encoder, causing the output_fn (provided
+ * to Create) to be called with the decoded/encoded data.
+ */
+
+extern SECStatus
+NSSBase64Decoder_Update(NSSBase64Decoder *data, const char *buffer,
+                        PRUint32 size);
+
+extern SECStatus
+NSSBase64Encoder_Update(NSSBase64Encoder *data, const unsigned char *buffer,
+                        PRUint32 size);
+
+/*
+ * When you're done processing, call this to close the context.
+ * If "abort_p" is false, then calling this may cause the output_fn
+ * to be called one last time (as the last buffered data is flushed out).
+ */
+
+extern SECStatus
+NSSBase64Decoder_Destroy(NSSBase64Decoder *data, PRBool abort_p);
+
+extern SECStatus
+NSSBase64Encoder_Destroy(NSSBase64Encoder *data, PRBool abort_p);
+
+/*
+ * Perform base64 decoding from an ascii string "inStr" to an Item.
+ * The length of the input must be provided as "inLen".  The Item
+ * may be provided (as "outItemOpt"); you can also pass in a NULL
+ * and the Item will be allocated for you.
+ *
+ * In any case, the data within the Item will be allocated for you.
+ * All allocation will happen out of the passed-in "arenaOpt", if non-NULL.
+ * If "arenaOpt" is NULL, standard allocation (heap) will be used and
+ * you will want to free the result via SECITEM_FreeItem.
+ *
+ * Return value is NULL on error, the Item (allocated or provided) otherwise.
+ */
+extern SECItem *
+NSSBase64_DecodeBuffer(PLArenaPool *arenaOpt, SECItem *outItemOpt,
+                       const char *inStr, unsigned int inLen);
+
+/*
+ * Perform base64 encoding of binary data "inItem" to an ascii string.
+ * The output buffer may be provided (as "outStrOpt"); you can also pass
+ * in a NULL and the buffer will be allocated for you.  The result will
+ * be null-terminated, and if the buffer is provided, "maxOutLen" must
+ * specify the maximum length of the buffer and will be checked to
+ * supply sufficient space space for the encoded result.  (If "outStrOpt"
+ * is NULL, "maxOutLen" is ignored.)
+ *
+ * If "outStrOpt" is NULL, allocation will happen out of the passed-in
+ * "arenaOpt", if *it* is non-NULL, otherwise standard allocation (heap)
+ * will be used.
+ *
+ * Return value is NULL on error, the output buffer (allocated or provided)
+ * otherwise.
+ */
+extern char *
+NSSBase64_EncodeItem(PLArenaPool *arenaOpt, char *outStrOpt,
+                     unsigned int maxOutLen, SECItem *inItem);
+
+SEC_END_PROTOS
+
+#endif /* _NSSB64_H_ */
-- 
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