added -mcp command line option support

p7zip-project · May 27, 2024 · af0d213 · af0d213
1 parent 852057c
commit af0d213
Showing 1 changed file with 59 additions and 9 deletions.
diff --git a/CPP/7zip/Archive/Zip/ZipItem.cpp b/CPP/7zip/Archive/Zip/ZipItem.cpp
@@ -397,6 +397,41 @@ void CItem::GetUnicodeString(UString &res, const AString &s, bool isComment, boo
     "ur_PK", "CP720", "uz_UZ", "CP866", "uz_UZ", "CP857", "vi_VN", "CP1258",
     "wa_BE", "CP850", "zh_HK", "CP950", "zh_SG", "CP936"};
 
+  const char *lcToAnsiTable[] = {
+    "af_ZA", "CP1252", "ar_SA", "CP1256", "ar_LB", "CP1256", "ar_EG", "CP1256",
+    "ar_DZ", "CP1256", "ar_BH", "CP1256", "ar_IQ", "CP1256", "ar_JO", "CP1256",
+    "ar_KW", "CP1256", "ar_LY", "CP1256", "ar_MA", "CP1256", "ar_OM", "CP1256",
+    "ar_QA", "CP1256", "ar_SY", "CP1256", "ar_TN", "CP1256", "ar_AE", "CP1256",
+    "ar_YE", "CP1256","ast_ES", "CP1252", "az_AZ", "CP1251", "az_AZ", "CP1254",
+    "be_BY", "CP1251", "bg_BG", "CP1251", "br_FR", "CP1252", "ca_ES", "CP1252",
+    "zh_CN", "CP936",  "zh_TW", "CP950",  "kw_GB", "CP1252", "cs_CZ", "CP1250",
+    "cy_GB", "CP1252", "da_DK", "CP1252", "de_AT", "CP1252", "de_LI", "CP1252",
+    "de_LU", "CP1252", "de_CH", "CP1252", "de_DE", "CP1252", "el_GR", "CP1253",
+    "en_AU", "CP1252", "en_CA", "CP1252", "en_GB", "CP1252", "en_IE", "CP1252",
+    "en_JM", "CP1252", "en_BZ", "CP1252", "en_PH", "CP1252", "en_ZA", "CP1252",
+    "en_TT", "CP1252", "en_US", "CP1252", "en_ZW", "CP1252", "en_NZ", "CP1252",
+    "es_PA", "CP1252", "es_BO", "CP1252", "es_CR", "CP1252", "es_DO", "CP1252",
+    "es_SV", "CP1252", "es_EC", "CP1252", "es_GT", "CP1252", "es_HN", "CP1252",
+    "es_NI", "CP1252", "es_CL", "CP1252", "es_MX", "CP1252", "es_ES", "CP1252",
+    "es_CO", "CP1252", "es_ES", "CP1252", "es_PE", "CP1252", "es_AR", "CP1252",
+    "es_PR", "CP1252", "es_VE", "CP1252", "es_UY", "CP1252", "es_PY", "CP1252",
+    "et_EE", "CP1257", "eu_ES", "CP1252", "fa_IR", "CP1256", "fi_FI", "CP1252",
+    "fo_FO", "CP1252", "fr_FR", "CP1252", "fr_BE", "CP1252", "fr_CA", "CP1252",
+    "fr_LU", "CP1252", "fr_MC", "CP1252", "fr_CH", "CP1252", "ga_IE", "CP1252",
+    "gd_GB", "CP1252", "gv_IM", "CP1252", "gl_ES", "CP1252", "he_IL", "CP1255",
+    "hr_HR", "CP1250", "hu_HU", "CP1250", "id_ID", "CP1252", "is_IS", "CP1252",
+    "it_IT", "CP1252", "it_CH", "CP1252", "iv_IV", "CP1252", "ja_JP", "CP932",
+    "kk_KZ", "CP1251", "ko_KR", "CP949", "ky_KG", "CP1251", "lt_LT", "CP1257",
+    "lv_LV", "CP1257", "mk_MK", "CP1251", "mn_MN", "CP1251", "ms_BN", "CP1252",
+    "ms_MY", "CP1252", "nl_BE", "CP1252", "nl_NL", "CP1252", "nl_SR", "CP1252",
+    "nn_NO", "CP1252", "nb_NO", "CP1252", "pl_PL", "CP1250", "pt_BR", "CP1252",
+    "pt_PT", "CP1252", "rm_CH", "CP1252", "ro_RO", "CP1250", "ru_RU", "CP1251",
+    "sk_SK", "CP1250", "sl_SI", "CP1250", "sq_AL", "CP1250", "sr_RS", "CP1251",
+    "sr_RS", "CP1250", "sv_SE", "CP1252", "sv_FI", "CP1252", "sw_KE", "CP1252",
+    "th_TH", "CP874", "tr_TR", "CP1254", "tt_RU", "CP1251", "uk_UA", "CP1251",
+    "ur_PK", "CP1256", "uz_UZ", "CP1251", "uz_UZ", "CP1254", "vi_VN", "CP1258",
+    "wa_BE", "CP1252", "zh_HK", "CP950", "zh_SG", "CP936"};
+
   bool isOem = false;
 
   if (!isUtf8 &&
@@ -405,9 +440,11 @@ void CItem::GetUnicodeString(UString &res, const AString &s, bool isComment, boo
     isOem = true;
   }
 
-  if (isOem) {
+  const char *legacyCp = nullptr;
+  const char *legacyCpAnsi = nullptr;
+
+  if (isOem || (useSpecifiedCodePage && (codePage != 65001))) {
 
-    const char *legacyCp = nullptr;
     int tableLen = sizeof(lcToOemTable) / sizeof(lcToOemTable[0]);
     int lcLen = 0, i;
 
@@ -421,18 +458,31 @@ void CItem::GetUnicodeString(UString &res, const AString &s, bool isComment, boo
       for (i = 0; i < tableLen; i += 2)
         if (strncmp(lc, (lcToOemTable[i]), lcLen) == 0) {
           legacyCp = lcToOemTable[i + 1];
+          legacyCpAnsi = lcToAnsiTable[i + 1];
           break; // Stop searching once a match is found
         }
-    }
 
-    // not found; use 437 by default
-    if (!legacyCp) {
-      legacyCp = "CP437";
-    }
+      if (!legacyCp) {
+        legacyCp = "CP437";
+        legacyCpAnsi = "CP1252";
+      }
 
-    if (legacyCp) {
+      char specCP[20];
+      if (useSpecifiedCodePage) {
+        if (codePage == 0) {
+          strncpy(specCP, legacyCpAnsi, sizeof(legacyCpAnsi) - 1);
+          specCP[sizeof(legacyCpAnsi) - 1] = '\0';
+        }
+        else if (codePage == 1) {
+          strncpy(specCP, legacyCp, sizeof(legacyCp) - 1);
+          specCP[sizeof(legacyCp) - 1] = '\0'; }
+        else {
+          snprintf(specCP, sizeof(specCP), "CP%d", codePage);
+        }
+      }
+
       iconv_t cd;
-      if ((cd = iconv_open("UTF-8", legacyCp)) != (iconv_t)-1) {
+      if ((cd = iconv_open("UTF-8", useSpecifiedCodePage ? specCP : legacyCp)) != (iconv_t)-1) {
 
         AString sUtf8;