feat: acquire-core full legacy C corpus (~2066 files, build-verified) + generator + inventory

app/shared/common/util_amount.c

@@ -0,0 +1,68 @@
+/*
+ * util_amount.c - 금액/통화 유틸리티 (plain C, 공유)
+ */
+#include "acq_util.h"
+
+#include <string.h>
+#include <ctype.h>
+#include <stdio.h>
+
+#define AMOUNT_MAX  100000000L
+
+long amount_parse(const char *field, int len)
+{
+    long v = 0;
+    int  i;
+    if (!field || len <= 0)
+        return -1;
+    for (i = 0; i < len; i++) {
+        char c = field[i];
+        if (c == ' ')
+            continue;
+        if (!isdigit((unsigned char)c))
+            return -1;
+        v = v * 10 + (c - '0');
+    }
+    return v;
+}
+
+int amount_format(long amount, char *out, int len)
+{
+    char tmp[32];
+    int  n;
+    if (!out || len <= 0 || amount < 0)
+        return -1;
+    n = snprintf(tmp, sizeof(tmp), "%0*ld", len, amount);
+    if (n < 0 || n > len)
+        return -1;
+    memcpy(out, tmp, len);
+    return 0;
+}
+
+void amount_format_won(long amount, char *out, int outlen)
+{
+    char raw[32];
+    int  n, i, j, digits, first;
+    if (!out || outlen <= 0)
+        return;
+    n = snprintf(raw, sizeof(raw), "%ld", amount);
+    if (n < 0) { out[0] = '\0'; return; }
+    first = (raw[0] == '-') ? 1 : 0;
+    digits = n - first;
+    j = 0;
+    if (first && j < outlen - 1)
+        out[j++] = '-';
+    for (i = first; i < n && j < outlen - 1; i++) {
+        int pos = i - first;
+        if (pos > 0 && (digits - pos) % 3 == 0)
+            if (j < outlen - 1)
+                out[j++] = ',';
+        out[j++] = raw[i];
+    }
+    out[j] = '\0';
+}
+
+int amount_is_valid(long amount)
+{
+    return (amount >= 1 && amount <= AMOUNT_MAX) ? 1 : 0;
+}

app/shared/common/util_date.c

@@ -0,0 +1,113 @@
+/*
+ * util_date.c - 일자/영업일 유틸리티 (plain C, 공유)
+ */
+#include "acq_util.h"
+
+#include <string.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <time.h>
+
+static int is_all_digit(const char *s, int len)
+{
+    int i;
+    for (i = 0; i < len; i++)
+        if (!isdigit((unsigned char)s[i]))
+            return 0;
+    return 1;
+}
+
+static int to_int(const char *s, int len)
+{
+    int i, v = 0;
+    for (i = 0; i < len; i++)
+        v = v * 10 + (s[i] - '0');
+    return v;
+}
+
+static int days_in_month(int y, int m)
+{
+    static const int d[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
+    if (m < 1 || m > 12)
+        return 0;
+    if (m == 2) {
+        int leap = (y % 4 == 0 && y % 100 != 0) || (y % 400 == 0);
+        return leap ? 29 : 28;
+    }
+    return d[m - 1];
+}
+
+int date_is_valid(const char *yyyymmdd)
+{
+    int y, m, d;
+    if (!yyyymmdd || strlen(yyyymmdd) < 8)
+        return 0;
+    if (!is_all_digit(yyyymmdd, 8))
+        return 0;
+    y = to_int(yyyymmdd, 4);
+    m = to_int(yyyymmdd + 4, 2);
+    d = to_int(yyyymmdd + 6, 2);
+    if (y < 1900 || y > 2999) return 0;
+    if (m < 1 || m > 12) return 0;
+    if (d < 1 || d > days_in_month(y, m)) return 0;
+    return 1;
+}
+
+int date_weekday(const char *yyyymmdd)
+{
+    static const int t[] = { 0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4 };
+    int y, m, d;
+    if (!date_is_valid(yyyymmdd))
+        return -1;
+    y = to_int(yyyymmdd, 4);
+    m = to_int(yyyymmdd + 4, 2);
+    d = to_int(yyyymmdd + 6, 2);
+    if (m < 3)
+        y -= 1;
+    return (y + y / 4 - y / 100 + y / 400 + t[m - 1] + d) % 7;
+}
+
+int date_is_weekend(const char *yyyymmdd)
+{
+    int w = date_weekday(yyyymmdd);
+    return (w == 0 || w == 6) ? 1 : 0;
+}
+
+static void add_one_day(const char *in, char *out)
+{
+    int y = to_int(in, 4);
+    int m = to_int(in + 4, 2);
+    int d = to_int(in + 6, 2);
+    d++;
+    if (d > days_in_month(y, m)) {
+        d = 1; m++;
+        if (m > 12) { m = 1; y++; }
+    }
+    snprintf(out, 9, "%04d%02d%02d", y, m, d);
+}
+
+int date_next_business(const char *yyyymmdd, char *out)
+{
+    char cur[9];
+    int guard = 0;
+    if (!date_is_valid(yyyymmdd) || !out)
+        return -1;
+    memcpy(cur, yyyymmdd, 8);
+    cur[8] = '\0';
+    do {
+        add_one_day(cur, cur);
+        if (++guard > 14)
+            return -1;
+    } while (date_is_weekend(cur));
+    memcpy(out, cur, 8);
+    out[8] = '\0';
+    return 0;
+}
+
+void date_today(char *out)
+{
+    time_t     now = time(NULL);
+    struct tm  tmv;
+    localtime_r(&now, &tmv);
+    strftime(out, 9, "%Y%m%d", &tmv);
+}

app/shared/common/util_msg.c

@@ -0,0 +1,88 @@
+/*
+ * util_msg.c - 고정길이 전문 pack/unpack 유틸리티 (plain C, 공유)
+ */
+#include "acq_util.h"
+
+#include <string.h>
+#include <ctype.h>
+
+void msg_field_copy(char *out, const char *field, int len)
+{
+    int end;
+    if (!out || !field || len < 0)
+        return;
+    end = len;
+    while (end > 0 && (field[end - 1] == ' ' || field[end - 1] == '\0'))
+        end--;
+    memcpy(out, field, end);
+    out[end] = '\0';
+}
+
+void msg_field_set(char *field, const char *src, int len)
+{
+    int slen, i;
+    if (!field || len < 0)
+        return;
+    slen = src ? (int)strlen(src) : 0;
+    if (slen > len)
+        slen = len;
+    memcpy(field, src, slen);
+    for (i = slen; i < len; i++)
+        field[i] = ' ';
+}
+
+void msg_field_set_num(char *field, const char *src, int len)
+{
+    int slen, pad, i;
+    if (!field || len < 0)
+        return;
+    slen = src ? (int)strlen(src) : 0;
+    if (slen > len)
+        slen = len;
+    pad = len - slen;
+    for (i = 0; i < pad; i++)
+        field[i] = '0';
+    if (src)
+        memcpy(field + pad, src, slen);
+}
+
+int msg_unpack(acq_msg_t *msg, const char *raw, int rawlen)
+{
+    if (!msg || !raw)
+        return -1;
+    if (rawlen < MSG_ACQ_LEN)
+        return -1;
+    memcpy(msg, raw, MSG_ACQ_LEN);
+    return 0;
+}
+
+int msg_pack(const acq_msg_t *msg, char *raw, int rawlen)
+{
+    if (!msg || !raw)
+        return -1;
+    if (rawlen < MSG_ACQ_LEN)
+        return -1;
+    memcpy(raw, msg, MSG_ACQ_LEN);
+    return 0;
+}
+
+static int field_blank(const char *field, int len)
+{
+    int i;
+    for (i = 0; i < len; i++)
+        if (field[i] != ' ' && field[i] != '\0')
+            return 0;
+    return 1;
+}
+
+int msg_validate(const acq_msg_t *msg)
+{
+    if (!msg)
+        return -1;
+    if (field_blank(msg->msg_type, FLD_MSG_TYPE_LEN)) return -1;
+    if (field_blank(msg->merch_id, FLD_MERCH_ID_LEN)) return -1;
+    if (field_blank(msg->card_no, FLD_CARD_NO_LEN)) return -1;
+    if (field_blank(msg->amount, FLD_AMOUNT_LEN)) return -1;
+    if (field_blank(msg->txn_date, FLD_TXN_DATE_LEN)) return -1;
+    return 0;
+}

app/shared/include/acq_util.h

@@ -0,0 +1,27 @@
+/*
+ * acq_util.h - 공통 유틸리티 (일자/금액/전문) 선언 (공유)
+ */
+#ifndef ACQ_UTIL_H
+#define ACQ_UTIL_H
+
+#include "msg_layout.h"
+
+int  date_is_valid(const char *yyyymmdd);
+int  date_weekday(const char *yyyymmdd);
+int  date_is_weekend(const char *yyyymmdd);
+int  date_next_business(const char *yyyymmdd, char *out);
+void date_today(char *out);
+
+long amount_parse(const char *field, int len);
+int  amount_format(long amount, char *out, int len);
+void amount_format_won(long amount, char *out, int outlen);
+int  amount_is_valid(long amount);
+
+void msg_field_copy(char *out, const char *field, int len);
+void msg_field_set(char *field, const char *src, int len);
+void msg_field_set_num(char *field, const char *src, int len);
+int  msg_unpack(acq_msg_t *msg, const char *raw, int rawlen);
+int  msg_pack(const acq_msg_t *msg, char *raw, int rawlen);
+int  msg_validate(const acq_msg_t *msg);
+
+#endif /* ACQ_UTIL_H */

app/shared/include/msg_layout.h

@@ -0,0 +1,43 @@
+/*
+ * msg_layout.h - 카드 매입 전문(電文) 고정길이 레이아웃 (공유)
+ */
+#ifndef MSG_LAYOUT_H
+#define MSG_LAYOUT_H
+
+#define MSG_TYPE_RECV   "0200"
+#define MSG_TYPE_RESP   "0210"
+#define MSG_TYPE_RECON  "0500"
+
+#define RESP_OK         "0000"
+#define RESP_INVALID    "9001"
+#define RESP_NOMERCH    "9002"
+#define RESP_SYSERR     "9999"
+
+typedef struct {
+    char msg_type[4];
+    char trans_code[6];
+    char merch_id[15];
+    char card_no[16];
+    char approval_no[9];
+    char amount[12];
+    char txn_date[8];
+    char txn_time[6];
+    char inst_month[2];
+    char resp_code[4];
+    char filler[18];
+} acq_msg_t;
+
+#define MSG_ACQ_LEN   ((int)sizeof(acq_msg_t))
+
+#define FLD_MSG_TYPE_LEN   4
+#define FLD_TRANS_CODE_LEN 6
+#define FLD_MERCH_ID_LEN   15
+#define FLD_CARD_NO_LEN    16
+#define FLD_APPROVAL_LEN   9
+#define FLD_AMOUNT_LEN     12
+#define FLD_TXN_DATE_LEN   8
+#define FLD_TXN_TIME_LEN   6
+#define FLD_INST_LEN       2
+#define FLD_RESP_LEN       4
+
+#endif /* MSG_LAYOUT_H */