This is the realization of RFC3261 sip of source code, mainly for VOIP.

sip-4.4.3
.........\sip-4.4.3
.........\.........\ChangeLog
.........\.........\configure.py
.........\.........\custom
.........\.........\......\custom.c
.........\.........\......\customw.c
.........\.........\......\mkcustom.py
.........\.........\doc
.........\.........\...\default.css
.........\.........\...\sipref.html
.........\.........\...\sipref.txt
.........\.........\LICENSE
.........\.........\NEWS
.........\.........\README
.........\.........\README.HP-UX
.........\.........\sipdistutils.py
.........\.........\sipgen
.........\.........\......\gencode.c
.........\.........\......\heap.c
.........\.........\......\lexer.c
.........\.........\......\lexer.l
.........\.........\......\main.c
.........\.........\......\parser.c
.........\.........\......\parser.h
.........\.........\......\parser.y
.........\.........\......\sip.h
.........\.........\......\sipgen.sbf
.........\.........\......\transform.c
.........\.........\siplib
.........\.........\......\bool.cpp
.........\.........\......\objmap.c
.........\.........\......\qtlib.c
.........\.........\......\sip.h
.........\.........\......\sipint.h
.........\.........\......\siplib.c
.........\.........\......\siplib.sbf
.........\.........\......\threads.c
.........\.........\siputils.py
.........\.........\specs
.........\.........\.....\aix-g++
.........\.........\.....\aix-g++-64
.........\.........\.....\aix-xlc
.........\.........\.....\aix-xlc-64
.........\.........\.....\bsdi-g++
.........\.........\.....\cygwin-g++
.........\.........\.....\darwin-g++
.........\.........\.....\dgux-g++
.........\.........\.....\freebsd-g++
.........\.........\.....\freebsd-g++34
.........\.........\.....\freebsd-g++40
.........\.........\.....\freebsd-icc
.........\.........\.....\hpux-acc
.........\.........\.....\hpux-acc-64
.........\.........\.....\hpux-acc-o64
.........\.........\.....\hpux-cc
.........\.........\.....\hpux-g++
.........\.........\.....\hpux-g++-64
.........\.........\.....\hpuxi-acc
.........\.........\.....\hpuxi-acc-64
.........\.........\.....\hurd-g++
.........\.........\.....\irix-cc
.........\.........\.....\irix-cc-64
.........\.........\.....\irix-cc-o32
.........\.........\.....\irix-g++
.........\.........\.....\irix-g++-64
.........\.........\.....\linux-cxx
.........\.........\.....\linux-ecc-64
.........\.........\.....\linux-g++
.........\.........\.....\linux-g++-32
.........\.........\.....\linux-g++-64
.........\.........\.....\linux-icc
.........\.........\.....\linux-kcc
.........\.........\.....\linux-kylix
.........\.........\.....\linux-pgcc
.........\.........\.....\lynxos-g++
.........\.........\.....\macx-g++
.........\.........\.....\macx-mwerks
.........\.........\.....\macx-pbuilder
.........\.........\.....\macx-xcode
.........\.........\.....\macx-xlc
.........\.........\.....\netbsd-g++
.........\.........\.....\openbsd-g++
.........\.........\.....\qnx-g++
.........\.........\.....\reliant-cds
.........\.........\.....\reliant-cds-64
.........\.........\.....\sco-cc
.........\.........\.....\sco-g++
.........\.........\.....\solaris-cc
.........\.........\.....\solaris-cc-64
.........\.........\.....\solaris-g++
.........\.........\.....\solaris-g++-64
.........\.........\.....\tru64-cxx
.........\.........\.....\tru64-g++
.........\.........\.....\unixware-cc
.........\.........\.....\unixware-g++
.........\.........\.....\win32-borland
.........\.........\.....\win32-g++
.........\.........\.....\win32-icc
.........\.........\.....\win32-msvc

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