This file is indexed.

/usr/share/jed/lib/gpg.sl is in jed-common 1:0.99.19-2.1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
autoload ("open_filter_process", "syncproc");
autoload ("close_filter_process", "syncproc");

custom_variable ("GPG_Encrypt_Program", "gpg -c --batch --quiet -o - --passphrase-fd 0");
custom_variable ("GPG_Decrypt_Program", "gpg --decrypt --batch -o - --passphrase-fd 0");

private variable Passphrases = Assoc_Type[String_Type, ""];

private define check_is_encrypted (file)
{
   variable ext = path_extname (file);

   if ((ext == ".gpg") or (ext == ".gpg#"))
     return 0;
   
   return -1;
}

private define read_mini_hidden (prompt, default)
{

   if (default != NULL)
     {
	prompt += sprintf (" [** buffer default **]", default);
     }

   prompt += ":";

   flush (prompt);

   variable s = "";
   forever
     {
	variable ch = getkey ();
	if (ch == '\r')
	  break;
	s += char (ch);
     }
   
   if ((s == "") and (default != NULL))
     s = default;
   
   return s;
}

private define get_pass_phrase (path, use_blocal_phrase, set_blocal_phrase, confirm_phrase)
{
   variable default_pass_phrase = NULL;
   variable file = path_basename (path);

   % if it's an autosave file, try to get the passphrase from the Passphrases assoc
   if (file[-1] == '#')
     {
	variable f  = path_concat(path_dirname(path), strtrim(file, "#"));
	if (assoc_key_exists (Passphrases, f))
	  return Passphrases[f];
     }

   if (use_blocal_phrase or set_blocal_phrase
       and (0 == blocal_var_exists ("_gpg_pass_phrase")))
     create_blocal_var ("_gpg_pass_phrase");

   if (use_blocal_phrase)
     default_pass_phrase = get_blocal_var ("_gpg_pass_phrase");

   forever
     {
	variable p = read_mini_hidden (sprintf ("Passphrase for %s", file), 
				       default_pass_phrase);
	if (p == "")
	  return NULL;
   
	
	if ((default_pass_phrase == NULL) and confirm_phrase)
	  {
	     if (p != read_mini_hidden ("Confirm Passphrase", NULL))
	       {
		  flush ("Confirmation failed.  Try again");
		  sleep (1);
		  continue;
	       }
	  }
	
	if (set_blocal_phrase and (p != default_pass_phrase))
	  {
	     if (1 == get_y_or_n ("Save passphrase as buffer-default"))
	       set_blocal_var (p, "_gpg_pass_phrase");
	  }

	if (file[-1] != '#')
	  Passphrases[path] = p;

	return p;
     }
}

private define _write_encrypted_region (file, append)
{
   if (append)
     return 0;

   variable i = check_is_encrypted (file);
   if (i == -1) return 0;
   
   variable p = get_pass_phrase (file, 1, 1, 1);
   if (p == "")
     return 0;

   variable txt = bufsubstr ();

   variable cmd = sprintf ("%s > %s", GPG_Encrypt_Program, file);
   variable fp = popen (cmd, "w");
   if (fp == NULL)
     verror ("%s failed", cmd);
   
   if (orelse 
       {(-1 == fputs (p + "\n", fp))}
       {(-1 == fputs (txt, fp))}
	 {(0 != pclose (fp))})
     verror ("write to %s failed", cmd);
   
   return 1;
}

private define write_encrypted_region (file)
{
   return _write_encrypted_region (file, 0);
}

private define parse_gpg_errors (file)
{
   variable st = stat_file (file);
   if (st == NULL)
     return;
   if (0 == st.st_size)
     return;
   
   % For now, just insert the contents into a separate buffer.
   variable cbuf = whatbuf ();
   setbuf ("*gpg-errors*");
   erase_buffer ();
   () = insert_file (file);
   % TODO: warnings such as these can probably be ignored.
   % gpg: CAST5 encrypted data
   % gpg: encrypted with 1 passphrase
   % gpg: WARNING: message was not integrity protected

   setbuf (cbuf);
}
   
private define _insert_encrypted_file (file, use_blocal_phrase, set_blocal_phrase, confirm_phrase)
{
   variable i = check_is_encrypted (file);
   if (i == -1)
     return 0;

   if (1 != file_status (file))
     return 0;

   variable stderr_filename = make_tmp_file ("gpgerr");
   () = fopen (stderr_filename, "w");
   () = chmod (stderr_filename, 0600);

   variable cmd = sprintf ("%s %s 2>%s", GPG_Decrypt_Program, file, stderr_filename);
   variable pid = open_filter_process (["/bin/sh", "-c", cmd], ".");
   send_process (pid, get_pass_phrase (file, use_blocal_phrase, set_blocal_phrase, confirm_phrase));
   send_process (pid, "\n");

   () = close_filter_process (pid);
   parse_gpg_errors (stderr_filename);
   () = delete_file (stderr_filename);

   return 1;
}

private define insert_encrypted_file (file)
{
   return _insert_encrypted_file (file, 0, 0, 0);
}


private define read_encrypted_file (file)
{
   if (_insert_encrypted_file (file, 0, 1, 0))
     {
	%create_blocal_var ("Auto_Compression_Mode");
	return 1;
     }
   return 0;
}


add_to_hook ("_jed_insert_file_hooks", &insert_encrypted_file);
add_to_hook ("_jed_read_file_hooks", &read_encrypted_file);
append_to_hook ("_jed_write_region_hooks", &write_encrypted_region);
%append_to_hook ("_jed_append_region_hooks", &append_e);

private define encrypted_set_mode_hook (ext)
{
   variable i, file;

   (file,,,) = getbuf_info ();
   i = check_is_encrypted (file);
   if (i != -1)
     {
	file = file[[0:strlen(file)-strlen(ext)-2]];
	mode_hook (file_type (file));
	return 1;
     }
   return 0;
}
add_to_hook ("_jed_set_mode_hooks", &encrypted_set_mode_hook);