SAP Library - SAP Communication: CPI-C Programming (BC-CST-GW)

SAP Communication: CPI-C Programming (BC-CST-GW)

SAP Communication

Communications Basis CPI-C

Remote Function Call (RFC)

Queue Application Programming Interface (Q-API)

Communication in an IBM Host Environment (SNA)

Communication in a BS2000 Host Environment

Communication in a TCP/IP Environment

Programming under Various Constellations

Communication Between R/3 Systems

Communication Between R/3 and R/2 (MVS/VSE)

From R/3 to R/2

From R/2 to R/3

Communication Between R/3 and R/2 (BS2000)

From R/3 to R/2

From R/2 to R/3

Communication Between R/3 and an Externally Regist

From R/3 to an External Program (registered progra

From an External Program to R/3

Registered Program

Communication Between R/2 Systems

Communication Between R/2 and an Externally Regist

From R/2 to an External Program (registered progra

From an External Program to R/2

Communication Between C Programs

CPI-C Implementation in ABAP

Agreements Between Sender and Recipient

Setting the Send/Receive Mode

Synchronization

Setting the Size of Transfer Units

Selecting Data Types and Structures

Data Conversion

Remotely Attachable ABAP Program

SAP Logon Protocol for External CPI-C Programs

Establishing a Connection via an ABAP Program

CPI-C Implementation in ABAP

COMMUNICATION INIT: Initialization

COMMUNICATION ALLOCATE: Set up connection

COMMUNICATION ACCEPT: Accept connection

COMMUNICATION SEND: Send Data

COMMUNICATION RECEIVE: Receive data

COMMUNICATION DEALLOCATE: Close the connection

Return Codes

CPI-C Interface in C

CPI-C Development Libraries

Libraries Based on LU6.2: cpicslib

Libraries Based on TCP/IP: cpictlib

Linking an SAP Development Library

Implemented CPI-C Function Calls

CPI-C Starter Set

CMINIT

CMACCP

CMALLC

CMSEND

CMRCV

CMDEAL

Advanced Function Calls

CMCFM

CMCFMD

CMCNVO

CMCVNI

CMSCSP

CMSCST

CMSCSU

CMSPLN

CMSTPN

CMSSL

SAP-Specific CPI-C Functions

SAP_CMINIT

SAP_CMACCP

SAP_CMPERR

SAP_CMLOGON

SAP_CMCERR

SAP_CMLOADCONVTAB

SAP_CMMODCONVTAB

SAP_CMTIMEOUT

SAP_CMHANDLE

SAP_CMGWHOST

SAP_CMGWSERV

Functions for Registered CPI-C Programs

SAP_CMCANCREGTP

SNC Function Calls

Define Variables for Host Types

Asynchronous Data Transfer With Q-API

Queues

Queue Attributes

Queue Unit

Queue Interface in the R/3 System

QUEUE_OPEN

QUEUE_PUT

QUEUE_GET

QUEUE_CLOSE

QUEUE_ERASE

QUEUE_DELETE

QUEUE_SCHEDULE

Queue Interfaces in the R/2 System

Queue Interface for Release 5.0

ABAP Key Words

Queue Parameters

ABAP Statements

Transfer in BS2000

Asynchronous Driver Communication

Recipient is not an SAP System

Recipient is not an SAP System

Queue Transfer Without Buffering

Notes on Installation

Extensions

SAP ACCOUNTING Interface SAPSTEC (as of Release 4.3J, 4.4C and 5

Queue Interface for C Programs: RFC to R/3

Using SAP Test Programs

Available SAP Test Programs

Specifying Program Parameters

Requirements for Starting an External Partner Prog

Testing Connections

Calling Program: ABAP Program in R/3

Calling Program: ABAP Program in R/2

Calling Program: Program Written in C

Function SAP_CMPERR

Error Analysis Under OS/2

Error Analysis Under UNIX and WindowsNT

Error Messages of the SAP Transfer Program

Special Features on R/2 Hosts

BS2000 R/2 Host: UTM-UTM Connection

Initiator: R/2 System

Initiator: Non-SAP system

MVS/VSE R/2 Host: CICS and IMS

CICS Special Features

IMS Special Features

Sample Programs

Sample Program for R/3

Sample Programs for R/2 Release 5.0

Program RSAPPQ10

Program RSAPPQ20

Program RSAPPQ30

APC and APQ Headers DSECT for Assembler Programs

Conversion Tables EBCIDC from/to ASCII

Creating Your Own Tables

Sample File with Conversion Tables