* algebra/net.spad.pamphlet: New.

	* algebra/Makefile.pamphlet (axiom_algebra_layer_1): Include
	HOSTNAME and PORTNUM.
	* algebra/exposed.lsp.pamphlet: Export them.
	* algebra/data.spad.pamphlet (DataBuffer): New.

5 files changed, 149 insertions, 8 deletions

diff --git a/src/algebra/Makefile.in b/src/algebra/Makefile.in
index d0169a63..e9fdae1c 100644
--- a/src/algebra/Makefile.in
+++ b/src/algebra/Makefile.in
@@ -376,7 +376,7 @@ axiom_algebra_layer_1 = \
   PATAB    PPCURVE  PSCURVE  REAL     RESLATC   RETRACT  \
   RETRACT- SEGCAT   BINDING  SYNTAX   BMODULE   LOGIC    \
   LOGIC-   EVALAB   EVALAB-  FEVALAB  FEVALAB-  BYTE     \
-  OSGROUP  MAYBE
+  OSGROUP  MAYBE    DATABUF
 
 axiom_algebra_layer_1_nrlibs = \
 	$(addsuffix .NRLIB/code.$(FASLEXT),$(axiom_algebra_layer_1))
@@ -548,9 +548,9 @@ axiom_algebra_layer_11_objects = \
 	$(addprefix $(OUT)/, \
 	   $(addsuffix .$(FASLEXT),$(axiom_algebra_layer_11)))
 axiom_algebra_layer_12 = \
-  DIOPS    DIOPS-  DIAGG   DIAGG-   BITS    DIRPROD2 IMATRIX \
-  IVECTOR  LPOLY   LSMP    LSMP1    MATCAT2 PTCAT    TRIMAT  \
-  FSAGG    FSAGG-  SYSTEM  BYTEARY
+  DIOPS    DIOPS-  DIAGG   DIAGG-  BITS     DIRPROD2 IMATRIX \
+  IVECTOR  LPOLY   LSMP    LSMP1   MATCAT2  PTCAT    TRIMAT  \
+  FSAGG    FSAGG-  SYSTEM  BYTEARY HOSTNAME PORTNUM
 
 axiom_algebra_layer_12_nrlibs = \
 	$(addsuffix .NRLIB/code.$(FASLEXT),$(axiom_algebra_layer_12))
diff --git a/src/algebra/Makefile.pamphlet b/src/algebra/Makefile.pamphlet
index 7170fa32..3be6b201 100644
--- a/src/algebra/Makefile.pamphlet
+++ b/src/algebra/Makefile.pamphlet
@@ -219,7 +219,7 @@ axiom_algebra_layer_1 = \
   PATAB    PPCURVE  PSCURVE  REAL     RESLATC   RETRACT  \
   RETRACT- SEGCAT   BINDING  SYNTAX   BMODULE   LOGIC    \
   LOGIC-   EVALAB   EVALAB-  FEVALAB  FEVALAB-  BYTE     \
-  OSGROUP  MAYBE
+  OSGROUP  MAYBE    DATABUF
 
 axiom_algebra_layer_1_nrlibs = \
 	$(addsuffix .NRLIB/code.$(FASLEXT),$(axiom_algebra_layer_1))
@@ -543,9 +543,9 @@ axiom_algebra_layer_11_objects = \
 
 <<layer12>>=
 axiom_algebra_layer_12 = \
-  DIOPS    DIOPS-  DIAGG   DIAGG-   BITS    DIRPROD2 IMATRIX \
-  IVECTOR  LPOLY   LSMP    LSMP1    MATCAT2 PTCAT    TRIMAT  \
-  FSAGG    FSAGG-  SYSTEM  BYTEARY
+  DIOPS    DIOPS-  DIAGG   DIAGG-  BITS     DIRPROD2 IMATRIX \
+  IVECTOR  LPOLY   LSMP    LSMP1   MATCAT2  PTCAT    TRIMAT  \
+  FSAGG    FSAGG-  SYSTEM  BYTEARY HOSTNAME PORTNUM
 
 axiom_algebra_layer_12_nrlibs = \
 	$(addsuffix .NRLIB/code.$(FASLEXT),$(axiom_algebra_layer_12))
diff --git a/src/algebra/data.spad.pamphlet b/src/algebra/data.spad.pamphlet
index 8e8d8ca2..9640d7ad 100644
--- a/src/algebra/data.spad.pamphlet
+++ b/src/algebra/data.spad.pamphlet
@@ -75,6 +75,42 @@ ByteArray() == PrimitiveArray Byte
 @
 
 
+\section{The DataBuffer domain}
+
+<<domain DATABUF DataBuffer>>=
+)abbrev domain DATABUF DataBuffer
+++ Author: Gabriel Dos Reis
+++ Date Created: August 23, 2008
+++ Description:
+++   This domain provides for a fixed-sized homogeneous data buffer.
+DataBuffer(N: PositiveInteger, T: SetCategory): Public == Private where
+  Public == SetCategory with
+    new: () -> %
+      ++ new() returns a fresly allocated data buffer or length N.
+    elt: (%,NonNegativeInteger) -> T
+      ++ elt(b,i) returns the ith element in buffer `b'.  Indexing
+      ++ is 0-based.
+    setelt: (%,NonNegativeInteger,T) -> T
+      ++ setelt(b,i,x) sets the ith entry of data buffer `b' to `x'.
+      ++ Indexing is 0-based.
+  Private == add
+    new() == 
+      makeSimpleArray(getVMType(T)$Lisp,N)$Lisp
+
+    elt(b,i) == 
+      getSimpleArrayEntry(b,i)$Lisp
+
+    setelt(b,i,x) ==
+      setSimpleArrayEntry(b,i,x)$Lisp
+
+    x = y ==
+      EQUAL(x,y)$Lisp
+
+    coerce(b: %): OutputForm ==
+      bracket([elt(b,i)::OutputForm for i in 0..(N-1)])
+@
+
+
 \section{License}
 <<license>>=
 --Copyright (C) 2007-2008, Gabriel Dos Reis.
diff --git a/src/algebra/exposed.lsp.pamphlet b/src/algebra/exposed.lsp.pamphlet
index f9ba341c..d11a0bbd 100644
--- a/src/algebra/exposed.lsp.pamphlet
+++ b/src/algebra/exposed.lsp.pamphlet
@@ -98,6 +98,7 @@
   (|CRApackage| . CRAPACK)
   (|CycleIndicators| . CYCLES)
   (|Database| . DBASE)
+  (|DataBuffer| . DATABUF)
   (|DataList| . DLIST)
   (|DecimalExpansion| . DECIMAL)
   (|DenavitHartenbergMatrix| . DHMATRIX)
@@ -171,6 +172,7 @@
   (|HeadAst| . HEADAST)
   (|Heap| . HEAP)
   (|HexadecimalExpansion| . HEXADEC)
+  (|Hostname| . HOSTNAME)
   (|IndexCard| . ICARD)
   (|IdealDecompositionPackage| . IDECOMP)
   (|InfiniteProductCharacteristicZero| . INFPROD0)
@@ -298,6 +300,7 @@
   (|PolynomialFunctions2| . POLY2)
   (|PolynomialIdeals| . IDEAL)
   (|PolynomialToUnivariatePolynomial| . POLY2UP)
+  (|PortNumber| . PORTNUM)
   (|PositiveInteger| . PI)
   (|PowerSeriesLimitPackage| . LIMITPS)
   (|PrimeField| . PF)
diff --git a/src/algebra/net.spad.pamphlet b/src/algebra/net.spad.pamphlet
new file mode 100644
index 00000000..70130a5b
--- /dev/null
+++ b/src/algebra/net.spad.pamphlet
@@ -0,0 +1,102 @@
+\documentclass{article}
+\usepackage{axiom}
+
+\author{Gabriel Dos~Reis}
+
+\begin{document}
+
+\begin{abstract}
+\end{abstract}
+
+\tableofcontents
+\eject
+
+\section{The Hostname domain}
+
+<<domain HOSTNAME Hostname>>=
+)abbrev domain HOSTNAME Hostname
+++ Author: Gabriel Dos Reis
+++ Date Created: August 23, 2008
+++ Date Last Modified: August 23, 2008
+++ References: RFC 1034, RFC 1035
+++ Description:  
+++   This domain represents hostnames on computer network.
+Hostname(): Public == Private where
+  Public == Join(SetCategory, CoercibleTo String) with
+    host: String -> %
+      ++ host(n) constructs a Hostname from the name `n'.
+  Private == add
+    Rep == String
+    host n == per n
+    x = y == rep x = rep y
+    coerce(x: %): String == rep x
+    coerce(x: %): OutputForm == rep(x)::OutputForm
+
+@
+
+\section{The PortNumber domain}
+<<domain PORTNUM PortNumber>>=
+)abbrev domain PORTNUM PortNumber
+++ Author: Gabriel Dos Reis
+++ Date Created: August 23, 2008
+++ Date Last Modified: August 23, 2008
+++ Description:  
+++   This domain represents network port numbers (notable TCP and UDP).
+PortNumber(): Public == Private where
+  Public == Join(SetCategory,CoercibleTo SingleInteger) with
+    port: SingleInteger -> %
+      ++ port(n) constructs a PortNumber from the integer `n'.
+  Private == add
+    Rep == SingleInteger
+    port n == per n
+    x = y == rep x = rep y
+    coerce(x: %): SingleInteger == rep x
+    coerce(x: %): OutputForm == rep(x)::OutputForm
+
+@
+
+
+\section{License}
+
+<<license>>=
+-- Copyright (C) 2007-2008, Gabriel Dos Reis.
+-- All rights reserved.
+-- 
+-- Redistribution and use in source and binary forms, with or without
+-- modification, are permitted provided that the following conditions are
+-- met:
+-- 
+--     - Redistributions of source code must retain the above copyright
+--       notice, this list of conditions and the following disclaimer.
+-- 
+--     - Redistributions in binary form must reproduce the above copyright
+--       notice, this list of conditions and the following disclaimer in
+--       the documentation and/or other materials provided with the
+--       distribution.
+-- 
+--     - Neither the name of The Numerical Algorithms Group Ltd. nor the
+--       names of its contributors may be used to endorse or promote products
+--       derived from this software without specific prior written permission.
+-- 
+-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+-- IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+-- TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+-- OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+-- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+-- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+-- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+-- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+-- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+-- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+@
+
+<<*>>=
+<<license>>
+<<domain HOSTNAME Hostname>>
+<<domain PORTNUM PortNumber>>
+
+@
+
+\end{document}