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-rw-r--r-- | docs/nspr/reference/pr_getprotobynumber.rst | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/docs/nspr/reference/pr_getprotobynumber.rst b/docs/nspr/reference/pr_getprotobynumber.rst new file mode 100644 index 0000000000..423b1fa16a --- /dev/null +++ b/docs/nspr/reference/pr_getprotobynumber.rst @@ -0,0 +1,47 @@ +PR_GetProtoByNumber +=================== + +Looks up a protocol entry based on protocol's number. + + +Syntax +------ + +.. code:: + + #include <prnetdb.h> + + PRStatus PR_GetProtoByNumber( + PRInt32 protocolnumber, + char* buffer, + PRInt32 bufsize, + PRProtoEnt* result); + + +Parameters +~~~~~~~~~~ + +The function has the following parameters: + +``protocolnumber`` + The number assigned to the protocol. +``buffer`` + A pointer to a scratch buffer for the runtime to return result. This + buffer is allocated by the caller. +``bufsize`` + Number of bytes in the ``buffer`` parameter. The buffer must be at + least :ref:`PR_NETDB_BUF_SIZE` bytes. +``result`` + On input, a pointer to a :ref:`PRNetAddr` structure. On output, this + structure is filled in by the runtime if the function returns + ``PR_SUCCESS``. + + +Returns +~~~~~~~ + +The function returns one of the following values: + +- If successful, ``PR_SUCCESS``. +- If unsuccessful, ``PR_FAILURE``. You can retrieve the reason for the + failure by calling :ref:`PR_GetError`. |