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Unified Diff: mozilla/security/nss/lib/base/arena.c

Issue 10961060: Update NSS to NSS 3.14 Beta 1. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/nss/
Patch Set: Add the NSS snapshot timestamp to README.chromium and nss-checkout.sh Created 8 years, 3 months ago
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Index: mozilla/security/nss/lib/base/arena.c
===================================================================
--- mozilla/security/nss/lib/base/arena.c (revision 158129)
+++ mozilla/security/nss/lib/base/arena.c (working copy)
@@ -34,6 +34,9 @@
*
* NSSArena_Create -- constructor
* NSSArena_Destroy
+ * NSS_ZAlloc
+ * NSS_ZRealloc
+ * NSS_ZFreeIf
*
* The nonpublic methods relating to this type are:
*
@@ -817,6 +820,39 @@
}
/*
+ * NSS_ZAlloc
+ *
+ * This routine allocates and zeroes a section of memory of the
+ * size, and returns to the caller a pointer to that memory. If
+ * the optional arena argument is non-null, the memory will be
+ * obtained from that arena; otherwise, the memory will be obtained
+ * from the heap. This routine may return NULL upon error, in
+ * which case it will have set an error upon the error stack. The
+ * value specified for size may be zero; in which case a valid
+ * zero-length block of memory will be allocated. This block may
+ * be expanded by calling NSS_ZRealloc.
+ *
+ * The error may be one of the following values:
+ * NSS_ERROR_INVALID_ARENA
+ * NSS_ERROR_NO_MEMORY
+ * NSS_ERROR_ARENA_MARKED_BY_ANOTHER_THREAD
+ *
+ * Return value:
+ * NULL upon error
+ * A pointer to the new segment of zeroed memory
+ */
+
+NSS_IMPLEMENT void *
+NSS_ZAlloc
+(
+ NSSArena *arenaOpt,
+ PRUint32 size
+)
+{
+ return nss_ZAlloc(arenaOpt, size);
+}
+
+/*
* nss_ZAlloc
*
* This routine allocates and zeroes a section of memory of the
@@ -903,6 +939,32 @@
}
/*
+ * NSS_ZFreeIf
+ *
+ * If the specified pointer is non-null, then the region of memory
+ * to which it points -- which must have been allocated with
+ * NSS_ZAlloc -- will be zeroed and released. This routine
+ * returns a PRStatus value; if successful, it will return PR_SUCCESS.
+ * If unsuccessful, it will set an error on the error stack and return
+ * PR_FAILURE.
+ *
+ * The error may be one of the following values:
+ * NSS_ERROR_INVALID_POINTER
+ *
+ * Return value:
+ * PR_SUCCESS
+ * PR_FAILURE
+ */
+NSS_IMPLEMENT PRStatus
+NSS_ZFreeIf
+(
+ void *pointer
+)
+{
+ return nss_ZFreeIf(pointer);
+}
+
+/*
* nss_ZFreeIf
*
* If the specified pointer is non-null, then the region of memory
@@ -968,6 +1030,36 @@
}
/*
+ * NSS_ZRealloc
+ *
+ * This routine reallocates a block of memory obtained by calling
+ * nss_ZAlloc or nss_ZRealloc. The portion of memory
+ * between the new and old sizes -- which is either being newly
+ * obtained or released -- is in either case zeroed. This routine
+ * may return NULL upon failure, in which case it will have placed
+ * an error on the error stack.
+ *
+ * The error may be one of the following values:
+ * NSS_ERROR_INVALID_POINTER
+ * NSS_ERROR_NO_MEMORY
+ * NSS_ERROR_ARENA_MARKED_BY_ANOTHER_THREAD
+ *
+ * Return value:
+ * NULL upon error
+ * A pointer to the replacement segment of memory
+ */
+
+NSS_EXTERN void *
+NSS_ZRealloc
+(
+ void *pointer,
+ PRUint32 newSize
+)
+{
+ return nss_ZRealloc(pointer, newSize);
+}
+
+/*
* nss_ZRealloc
*
* This routine reallocates a block of memory obtained by calling
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