From 355775b74baa429f913044a24b5229baff244928 Mon Sep 17 00:00:00 2001
From: Xavier Roche <xroche@users.noreply.github.com>
Date: Mon, 7 May 2012 14:08:20 +0000
Subject: Check for bogus links (Vasiliy)

---
 src/htsparse.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'src/htsparse.c')

diff --git a/src/htsparse.c b/src/htsparse.c
index 35d1bb9..0b7a785 100644
--- a/src/htsparse.c
+++ b/src/htsparse.c
@@ -1409,6 +1409,29 @@ int htsparse(htsmoduleStruct* str, htsmoduleStructExtended* stre) {
                                       i++;
                                     }
                                   }
+                                  // Check for bogus links (Vasiliy)
+                                  if (a != NULL) {
+                                    const size_t size = c - a + 1;
+                                    int i;
+                                    int first = 1;
+                                    for(i = 0 ; i < size ; i++) {
+                                      // Suspicious (in code ?), abort.
+                                      if (a[i] == ',' || a[i] == ';') {
+                                        if (first) {
+                                          a = NULL;
+                                          break;
+                                        }
+                                      }
+                                      // Suspicious, abort.
+                                      else if (a[i] == '"' || a[i] == '\'' || a[i] != '\t' || a[i] != '\r' || a[i] != '\n') {
+                                        a = NULL;
+                                        break;
+                                      }
+                                      else if (a[i] != ' ') {
+                                        first = 0;
+                                      }
+                                    }
+                                  }
                                   if (a != NULL) {
                                     if ((opt->debug>1) && (opt->log!=NULL)) {
                                       char str[512];
-- 
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