package/system/opkg/patches/230-drop_md5_support.patch

   1 --- a/libopkg/conffile.c
   2 +++ b/libopkg/conffile.c
   3 @@ -36,7 +36,7 @@ void conffile_deinit(conffile_t *conffil
   4
   5  int conffile_has_been_modified(conffile_t *conffile)
   6  {
   7 -    char *md5sum;
   8 +    char *chksum;
   9      char *filename = conffile->name;
  10      char *root_filename;
  11      int ret = 1;
  12 @@ -48,16 +48,23 @@ int conffile_has_been_modified(conffile_
  13
  14      root_filename = root_filename_alloc(filename);
  15
  16 -    md5sum = file_md5sum_alloc(root_filename);
  17 -
  18 -    if (md5sum && (ret = strcmp(md5sum, conffile->value))) {
  19 -        opkg_msg(INFO, "Conffile %s:\n\told md5=%s\n\tnew md5=%s\n",
  20 -               conffile->name, md5sum, conffile->value);
  21 +#ifdef HAVE_MD5
  22 +    if(conffile->value && strlen(conffile->value) > 33) {
  23 +        chksum = file_sha256sum_alloc(root_filename);
  24 +    } else {
  25 +        chksum = file_md5sum_alloc(root_filename);
  26 +    }
  27 +#else
  28 +    chksum = file_sha256sum_alloc(root_filename);
  29 +#endif
  30 +    if (chksum && (ret = strcmp(chksum, conffile->value))) {
  31 +        opkg_msg(INFO, "Conffile %s:\n\told chk=%s\n\tnew chk=%s\n",
  32 +               conffile->name, chksum, conffile->value);
  33      }
  34
  35      free(root_filename);
  36 -    if (md5sum)
  37 -        free(md5sum);
  38 +    if (chksum)
  39 +        free(chksum);
  40
  41      return ret;
  42  }
  43 --- a/libopkg/file_util.c
  44 +++ b/libopkg/file_util.c
  45 @@ -26,7 +26,9 @@
  46
  47  #include "sprintf_alloc.h"
  48  #include "file_util.h"
  49 +#ifdef HAVE_MD5
  50  #include "md5.h"
  51 +#endif
  52  #include "libbb/libbb.h"
  53
  54  #if defined HAVE_SHA256
  55 @@ -135,6 +137,7 @@ file_mkdir_hier(const char *path, long m
  56         return make_directory(path, mode, FILEUTILS_RECUR);
  57  }
  58
  59 +#ifdef HAVE_MD5
  60  char *file_md5sum_alloc(const char *file_name)
  61  {
  62      static const int md5sum_bin_len = 16;
  63 @@ -180,6 +183,7 @@ char *file_md5sum_alloc(const char *file
  64
  65      return md5sum_hex;
  66  }
  67 +#endif
  68
  69  #ifdef HAVE_SHA256
  70  char *file_sha256sum_alloc(const char *file_name)
  71 --- a/libopkg/opkg_install.c
  72 +++ b/libopkg/opkg_install.c
  73 @@ -1082,7 +1082,7 @@ resolve_conffiles(pkg_t *pkg)
  74       conffile_list_elt_t *iter;
  75       conffile_t *cf;
  76       char *cf_backup;
  77 -     char *md5sum;
  78 +     char *chksum;
  79
  80       if (conf->noaction) return 0;
  81
  82 @@ -1093,7 +1093,7 @@ resolve_conffiles(pkg_t *pkg)
  83
  84           /* Might need to initialize the md5sum for each conffile */
  85           if (cf->value == NULL) {
  86 -              cf->value = file_md5sum_alloc(root_filename);
  87 +              cf->value = file_sha256sum_alloc(root_filename);
  88           }
  89
  90           if (!file_exists(root_filename)) {
  91 @@ -1105,8 +1105,16 @@ resolve_conffiles(pkg_t *pkg)
  92
  93            if (file_exists(cf_backup)) {
  94                /* Let's compute md5 to test if files are changed */
  95 -              md5sum = file_md5sum_alloc(cf_backup);
  96 -              if (md5sum && cf->value && strcmp(cf->value,md5sum) != 0 ) {
  97 +#ifdef HAVE_MD5
  98 +              if(cf->value && strlen(cf->value) > 33) {
  99 +                  chksum = file_sha256sum_alloc(cf_backup);
 100 +              } else {
 101 +                  chksum = file_md5sum_alloc(cf_backup);
 102 +              }
 103 +#else
 104 +              chksum = file_sha256sum_alloc(cf_backup);
 105 +#endif
 106 +              if (chksum && cf->value && strcmp(cf->value,chksum) != 0 ) {
 107                    if (conf->force_maintainer) {
 108                        opkg_msg(NOTICE, "Conffile %s using maintainer's setting.\n",
 109                                       cf_backup);
 110 @@ -1123,8 +1131,8 @@ resolve_conffiles(pkg_t *pkg)
 111                   }
 112                }
 113                unlink(cf_backup);
 114 -             if (md5sum)
 115 -                  free(md5sum);
 116 +             if (chksum)
 117 +                  free(chksum);
 118            }
 119
 120           free(cf_backup);
 121 @@ -1323,6 +1331,7 @@ opkg_install_pkg(pkg_t *pkg, int from_up
 122       }
 123       #endif
 124
 125 +#ifdef HAVE_MD5
 126       /* Check for md5 values */
 127       if (pkg->md5sum)
 128       {
 129 @@ -1346,6 +1355,7 @@ opkg_install_pkg(pkg_t *pkg, int from_up
 130          if (file_md5)
 131                free(file_md5);
 132       }
 133 +#endif
 134
 135  #ifdef HAVE_SHA256
 136       /* Check for sha256 value */
 137 --- a/libopkg/Makefile.am
 138 +++ b/libopkg/Makefile.am
 139 @@ -25,13 +25,16 @@ opkg_list_sources = conffile.c conffile.
 140                     pkg_src.c pkg_src.h pkg_src_list.c pkg_src_list.h \
 141                     str_list.c str_list.h void_list.c void_list.h \
 142                     active_list.c active_list.h list.h
 143 -opkg_util_sources = file_util.c file_util.h opkg_message.h opkg_message.c md5.c md5.h \
 144 +opkg_util_sources = file_util.c file_util.h opkg_message.h opkg_message.c \
 145                     parse_util.c parse_util.h \
 146                     sprintf_alloc.c sprintf_alloc.h \
 147                     xregex.c xregex.h xsystem.c xsystem.h
 148  if HAVE_PATHFINDER
 149  opkg_util_sources += opkg_pathfinder.c opkg_pathfinder.h
 150  endif
 151 +if HAVE_MD5
 152 +opkg_util_sources += md5.c md5.h
 153 +endif
 154  if HAVE_SHA256
 155  opkg_util_sources += sha256.c sha256.h
 156  endif
 157 --- a/configure.ac
 158 +++ b/configure.ac
 159 @@ -68,10 +68,19 @@ AC_ARG_ENABLE(sha256,
 160        (sha256.{c,h} are GPLv3 licensed) [[default=no]] ]),
 161      [want_sha256="$enableval"], [want_sha256="no"])
 162
 163 +AC_ARG_ENABLE(md5,
 164 +              AC_HELP_STRING([--enable-md5], [Enable md5sum check
 165 +      (md5.{c,h} are GPLv3 licensed) [[default=no]] ]),
 166 +    [want_md5="$enableval"], [want_md5="yes"])
 167 +
 168  if test "x$want_sha256" = "xyes"; then
 169    AC_DEFINE(HAVE_SHA256, 1, [Define if you want sha256 support])
 170  fi
 171 +if test "x$want_md5" = "xyes"; then
 172 +  AC_DEFINE(HAVE_MD5, 1, [Define if you want md5 support])
 173 +fi
 174  AM_CONDITIONAL(HAVE_SHA256, test "x$want_sha256" = "xyes")
 175 +AM_CONDITIONAL(HAVE_MD5, test "x$want_md5" = "xyes")
 176
 177  # check for openssl
 178  AC_ARG_ENABLE(openssl,