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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /docs/nspr/reference/pr_unmap.rst | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | docs/nspr/reference/pr_unmap.rst | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/docs/nspr/reference/pr_unmap.rst b/docs/nspr/reference/pr_unmap.rst new file mode 100644 index 0000000000..85182b6e02 --- /dev/null +++ b/docs/nspr/reference/pr_unmap.rst @@ -0,0 +1,45 @@ +PR_MemUnmap +=========== + +Unmap a memory region that is backed by a memory-mapped file. + + +Syntax +------ + +.. code:: + + #include <prio.h> + + PRStatus PR_MemUnmap( + void *addr, + PRUint32 len); + + +Parameters +~~~~~~~~~~ + +The function has the following parameters: + +``addr`` + The starting address of the memory region to be unmapped. +``len`` + The length, in bytes, of the memory region. + + +Returns +~~~~~~~ + +The function returns one of the following values: + +- If the memory region is successfully unmapped, ``PR_SUCCESS``. +- If the memory region is not successfully unmapped, ``PR_FAILURE``. + The error code can be retrieved via :ref:`PR_GetError`. + + +Description +----------- + +:ref:`PR_MemUnmap` removes the file mapping for the memory region +(``addr``, ``addr + len``). The parameter ``addr`` is the return value +of an earlier call to :ref:`PR_MemMap`. |