acquire-core-full/app/online/mg_ol_0002.c

/* Processed by ecpg (15.18 (Debian 15.18-0+deb12u1)) */
/* These include files are added by the preprocessor */
#include <ecpglib.h>
#include <ecpgerrno.h>
#include <sqlca.h>
/* End of automatic include section */

#line 1 "app/online/mg_ol_0002.pgc"
/* @tier easy @module mg @transform msg-gateway-online */
/*
 * mg_ol_0002.pgc - 전문게이트웨이 응답전문 송신 서비스 (MG_OL_0002)  [tier=easy]
 *
 * 처리키(KEY)로 원장(mg_ledger)을 조회하여 원거래 정보를 확보한 뒤,
 * 응답전문(0210)을 acq_msg_t 로 구성하고 msg_pack 으로 고정길이 프레임을
 * 생성해 채널로 회신할 RAWMSG 를 반환한다.
 */
#include <stdio.h>
#include <string.h>

#include "txcore.h"
#include "acq_util.h"
#include "mg_core.h"


#line 1 "/usr/include/postgresql/sqlca.h"
#ifndef POSTGRES_SQLCA_H
#define POSTGRES_SQLCA_H

#ifndef PGDLLIMPORT
#if  defined(WIN32) || defined(__CYGWIN__)
#define PGDLLIMPORT __declspec (dllimport)
#else
#define PGDLLIMPORT
#endif							/* __CYGWIN__ */
#endif							/* PGDLLIMPORT */

#define SQLERRMC_LEN	150

#ifdef __cplusplus
extern "C"
{
#endif

struct sqlca_t
{
	char		sqlcaid[8];
	long		sqlabc;
	long		sqlcode;
	struct
	{
		int			sqlerrml;
		char		sqlerrmc[SQLERRMC_LEN];
	}			sqlerrm;
	char		sqlerrp[8];
	long		sqlerrd[6];
	/* Element 0: empty						*/
	/* 1: OID of processed tuple if applicable			*/
	/* 2: number of rows processed				*/
	/* after an INSERT, UPDATE or				*/
	/* DELETE statement					*/
	/* 3: empty						*/
	/* 4: empty						*/
	/* 5: empty						*/
	char		sqlwarn[8];
	/* Element 0: set to 'W' if at least one other is 'W'	*/
	/* 1: if 'W' at least one character string		*/
	/* value was truncated when it was			*/
	/* stored into a host variable.             */

	/*
	 * 2: if 'W' a (hopefully) non-fatal notice occurred
	 */	/* 3: empty */
	/* 4: empty						*/
	/* 5: empty						*/
	/* 6: empty						*/
	/* 7: empty						*/

	char		sqlstate[5];
};

struct sqlca_t *ECPGget_sqlca(void);

#ifndef POSTGRES_ECPG_INTERNAL
#define sqlca (*ECPGget_sqlca())
#endif

#ifdef __cplusplus
}
#endif

#endif

#line 16 "app/online/mg_ol_0002.pgc"


TX_SERVICE(MG_OL_0002, ctx)
{
    char       key[16];
    char       amtfld[FLD_AMOUNT_LEN + 1];
    char       raw[MSG_ACQ_LEN + 8];
    acq_msg_t  msg;
    mg_rec_t   rec;
    int        rc;

    tx_log(TX_LOG_INFO, "[MG_OL_0002] 응답전문 송신 서비스 진입");

    /* 1) 송신 대상 처리키 수신 */
    if (tx_buf_get(ctx->in, "KEY", key, sizeof(key)) != TX_OK || key[0] == '\0') {
        tx_log(TX_LOG_ERROR, "[MG_OL_0002] 처리키(KEY) 누락");
        tx_return(ctx, TX_EINVAL, ctx->out);
        return;
    }

    /* 2) 원장에서 원거래 조회 */
    memset(&rec, 0, sizeof(rec));
    rc = mg_rec_select(key, &rec);
    if (rc == TX_ENOENT) {
        tx_log(TX_LOG_WARN, "[MG_OL_0002] 원장 미존재 key=%s", key);
        tx_buf_reset(ctx->out);
        tx_buf_sets(ctx->out, "RESP", RESP_INVALID);
        tx_return(ctx, TX_ENOENT, ctx->out);
        return;
    }
    if (rc != TX_OK) {
        tx_log(TX_LOG_ERROR, "[MG_OL_0002] 원장 조회 실패 key=%s rc=%d(%s)",
               key, rc, tx_strerror(rc));
        tx_return(ctx, rc, ctx->out);
        return;
    }

    /* 3) 응답전문(0210) 필드 구성 - 고정길이 규칙에 맞춰 공백/영채움 */
    memset(&msg, 0, sizeof(msg));
    msg_field_set(msg.msg_type,    MSG_TYPE_RESP, FLD_MSG_TYPE_LEN);
    msg_field_set(msg.trans_code,  "MGSEND",      FLD_TRANS_CODE_LEN);
    msg_field_set(msg.merch_id,    rec.merch_id,  FLD_MERCH_ID_LEN);
    msg_field_set(msg.card_no,     rec.card_no,   FLD_CARD_NO_LEN);
    msg_field_set(msg.approval_no, rec.key,       FLD_APPROVAL_LEN);
    msg_field_set(msg.txn_date,    rec.biz_date,  FLD_TXN_DATE_LEN);
    msg_field_set(msg.txn_time,    "000000",      FLD_TXN_TIME_LEN);
    msg_field_set(msg.inst_month,  "00",          FLD_INST_LEN);

    /* 금액은 우측정렬 zero-fill 숫자 필드 */
    if (amount_format(rec.amount, amtfld, FLD_AMOUNT_LEN) != 0) {
        tx_log(TX_LOG_ERROR, "[MG_OL_0002] 금액 포맷 실패 amount=%ld", rec.amount);
        tx_return(ctx, TX_FAIL, ctx->out);
        return;
    }
    memcpy(msg.amount, amtfld, FLD_AMOUNT_LEN);

    /* 4) 원장 상태코드 -> 응답코드 매핑 */
    if (strncmp(rec.status, MG_ST_DONE, 1) == 0 ||
        strncmp(rec.status, MG_ST_SETTLED, 1) == 0)
        msg_field_set(msg.resp_code, RESP_OK, FLD_RESP_LEN);
    else if (strncmp(rec.status, MG_ST_FAIL, 1) == 0)
        msg_field_set(msg.resp_code, RESP_INVALID, FLD_RESP_LEN);
    else
        msg_field_set(msg.resp_code, RESP_SYSERR, FLD_RESP_LEN);

    /* 5) 고정길이 프레임으로 팩 */
    if (msg_pack(&msg, raw, MSG_ACQ_LEN) != 0) {
        tx_log(TX_LOG_ERROR, "[MG_OL_0002] 전문 팩 실패 key=%s", key);
        tx_return(ctx, TX_FAIL, ctx->out);
        return;
    }

    /* 6) RAWMSG(고정길이) 및 요약필드 반환 */
    tx_buf_reset(ctx->out);
    tx_buf_set(ctx->out, "RAWMSG", raw, MSG_ACQ_LEN);
    tx_buf_setlong(ctx->out, "RAWLEN", (long)MSG_ACQ_LEN);
    tx_buf_sets(ctx->out, "MSGTYPE", MSG_TYPE_RESP);
    tx_buf_sets(ctx->out, "KEY", rec.key);
    tx_buf_setlong(ctx->out, "AMOUNT", rec.amount);
    tx_log(TX_LOG_INFO, "[MG_OL_0002] 응답전문 송신완료 key=%s len=%d amount=%ld",
           rec.key, MSG_ACQ_LEN, rec.amount);
    tx_return(ctx, TX_OK, ctx->out);
}