base/SOURCES/0062-lib-add-xstrdup_between-str-open-close.patch

From 952d080dfd832ecc3e5c31dde7c24077193aaec6 Mon Sep 17 00:00:00 2001
From: Jakub Filak <jfilak@redhat.com>
Date: Thu, 11 Sep 2014 12:29:49 +0200
Subject: [LIBREPORT PATCH 62/93] lib: add xstrdup_between(str, open, close)

Related to rhbz#1140224

Signed-off-by: Jakub Filak <jfilak@redhat.com>
---
 src/include/internal_libreport.h |  2 ++
 src/lib/xfuncs.c                 | 21 +++++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/src/include/internal_libreport.h b/src/include/internal_libreport.h
index f9670b0..9ff89b2 100644
--- a/src/include/internal_libreport.h
+++ b/src/include/internal_libreport.h
@@ -327,6 +327,8 @@ void* xzalloc(size_t size);
 char* xstrdup(const char *s);
 #define xstrndup libreport_xstrndup
 char* xstrndup(const char *s, int n);
+#define xstrdup_between libreport_xstrdup_between
+char* xstrdup_between(const char *s, const char *open, const char *close);
 
 #define xpipe libreport_xpipe
 void xpipe(int filedes[2]);
diff --git a/src/lib/xfuncs.c b/src/lib/xfuncs.c
index b5f04e2..1ce44aa 100644
--- a/src/lib/xfuncs.c
+++ b/src/lib/xfuncs.c
@@ -107,6 +107,27 @@ char* xstrndup(const char *s, int n)
     return (char*) memcpy(t, s, n);
 }
 
+char *xstrdup_between(const char *src, const char *open, const char *close)
+{
+    const char *start = strstr(src, open);
+    if (start == NULL)
+    {
+        log_debug("Open tag not found: '%s'", open);
+        return NULL;
+    }
+
+    start += strlen(open);
+
+    const char *stop = strstr(start, close);
+    if (stop == NULL)
+    {
+        log_debug("Close tag not found: '%s'", close);
+        return NULL;
+    }
+
+    return xstrndup(start, stop - start);
+}
+
 void xpipe(int filedes[2])
 {
     if (pipe(filedes))
-- 
1.8.3.1