X-Git-Url: http://git.madism.org/?a=blobdiff_plain;f=pgp.c;h=4b586e94991aadc738684d942c865ea03989a493;hb=97de4b74e9626fa50345a2ccb2c9f607e0ad3484;hp=53ff14baa8d13e06b20ad2315e8b8f4b04343440;hpb=f5b0e714a215eddd4d9f8084b434b713f0a580b4;p=apps%2Fmadmutt.git

diff --git a/pgp.c b/pgp.c
index 53ff14b..4b586e9 100644
--- a/pgp.c
+++ b/pgp.c
@@ -103,10 +103,16 @@ void pgp_forget_passphrase (void)
   mutt_message _("PGP passphrase forgotten.");
 }
 
-int pgp_use_gpg_agent (void)
-{
-  return option (OPTUSEGPGAGENT) && getenv ("GPG_TTY")
-    && getenv ("GPG_AGENT_INFO");
+int pgp_use_gpg_agent (void) {
+  char *tty;
+
+  if (!option (OPTUSEGPGAGENT) || !getenv ("GPG_AGENT_INFO"))
+    return 0;
+
+  if ((tty = ttyname(0)))
+    setenv ("GPG_TTY", tty, 0);
+
+  return 1;
 }
 
 char *pgp_keyid (pgp_key_t k)
@@ -228,10 +234,11 @@ static void pgp_copy_clearsigned (FILE * fpin, STATE * s, char *charset)
 int pgp_application_pgp_handler (BODY * m, STATE * s)
 {
   int needpass = -1, pgp_keyblock = 0;
-  int c;
+  int c = 1;
   int clearsign = 0, rv, rc;
   long start_pos = 0;
-  long bytes, last_pos, offset;
+  long bytes;
+  LOFF_T last_pos, offset;
   char buf[HUGE_STRING];
   char outfile[_POSIX_PATH_MAX];
   char tmpfname[_POSIX_PATH_MAX];
@@ -248,14 +255,14 @@ int pgp_application_pgp_handler (BODY * m, STATE * s)
 
   rc = 0;                       /* silence false compiler warning if (s->flags & M_DISPLAY) */
 
-  fseek (s->fpin, m->offset, 0);
+  fseeko (s->fpin, m->offset, 0);
   last_pos = m->offset;
 
   for (bytes = m->length; bytes > 0;) {
     if (fgets (buf, sizeof (buf), s->fpin) == NULL)
       break;
 
-    offset = ftell (s->fpin);
+    offset = ftello (s->fpin);
     bytes -= (offset - last_pos);       /* don't rely on str_len(buf) */
     last_pos = offset;
 
@@ -293,7 +300,7 @@ int pgp_application_pgp_handler (BODY * m, STATE * s)
 
       fputs (buf, tmpfp);
       while (bytes > 0 && fgets (buf, sizeof (buf) - 1, s->fpin) != NULL) {
-        offset = ftell (s->fpin);
+        offset = ftello (s->fpin);
         bytes -= (offset - last_pos);   /* don't rely on str_len(buf) */
         last_pos = offset;
 
@@ -369,14 +376,21 @@ int pgp_application_pgp_handler (BODY * m, STATE * s)
         }
 
         /* treat empty result as sign of failure */
-        rewind (pgpout);
-        if ((c = fgetc (pgpout)) == EOF) {
+        /* TODO: maybe on failure mutt should include the original undecoded text. */
+        if (pgpout) {
+          rewind (pgpout);
+          c = fgetc (pgpout);
+          ungetc (c, pgpout);
+        }
+        if (!clearsign && (!pgpout || c == EOF)) {
             mutt_error _("Could not decrypt PGP message");
+            mutt_sleep (1);
             pgp_void_passphrase ();
-            rc = -1;
-            goto out;
+            if (!(s->flags & M_DISPLAY)) {
+              rc = -1;
+              goto out;
+            }
         }
-        ungetc (c, pgpout);
       }
 
       /*
@@ -551,7 +565,7 @@ int pgp_verify_one (BODY * sigbdy, STATE * s, const char *tempfile)
     return -1;
   }
 
-  fseek (s->fpin, sigbdy->offset, 0);
+  fseeko (s->fpin, sigbdy->offset, 0);
   mutt_copy_bytes (s->fpin, fp, sigbdy->length);
   fclose (fp);
 
@@ -733,7 +747,7 @@ BODY *pgp_decrypt_part (BODY * a, STATE * s, FILE * fpout, BODY * p)
    * the temporary file.
    */
 
-  fseek (s->fpin, a->offset, 0);
+  fseeko (s->fpin, a->offset, 0);
   mutt_copy_bytes (s->fpin, pgptmp, a->length);
   fclose (pgptmp);