ABAP - SOS: Conectarse de C a SAP

#include <stdio.h>

#include <stdlib.h>

#include <sapnwrfc.h>

int main()

{

    RFC_CONNECTION_PARAMETER connectionParams[7];

    RFC_CONNECTION_HANDLE connectionHandle;

    RFC_FUNCTION_HANDLE functionHandle;

    RFC_ERROR_INFO errorInfo;

    RFC_TABLE_HANDLE tableHandle;

    RFC_RC rc;

    // Configuración de los parámetros de conexión

    connectionParams[0].name = "ASHOST";

    connectionParams[0].value = "SAP_SERVER_HOSTNAME";

    connectionParams[1].name = "SYSNR";

    connectionParams[1].value = "00";

    connectionParams[2].name = "CLIENT";

    connectionParams[2].value = "100";

    connectionParams[3].name = "USER";

    connectionParams[3].value = "SAP_USER";

    connectionParams[4].name = "PASSWD";

    connectionParams[4].value = "SAP_PASSWORD";

    connectionParams[5].name = "LANG";

    connectionParams[5].value = "EN";

    connectionParams[6].name = NULL;

    connectionParams[6].value = NULL;

    // Conexión al sistema SAP

    rc = RfcOpenConnection(connectionParams, 7, &errorInfo);

    if (rc != RFC_OK) {

        printf("Error al conectar a SAP: %s\n", errorInfo.message);

        exit(1);

    }

    // Obtención del handle de la función a invocar

    rc = RfcGetFunctionDescByName(connectionHandle, "NAME_OF_SAP_FUNCTION", &functionDesc, &errorInfo);

    if (rc != RFC_OK) {

        printf("Error al obtener la descripción de la función: %s\n", errorInfo.message);

        exit(1);

    }

    // Invocación de la transacción

    rc = RfcCallTransaction(connectionHandle, "SAP_TRANSACTION_CODE", NULL, &errorInfo);

    if (rc != RFC_OK) {

        printf("Error al invocar la transacción: %s\n", errorInfo.message);

        exit(1);

    }

    // Cierre de la conexión

    RfcCloseConnection(connectionHandle, &errorInfo);

    return 0;

}