diff options
| -rw-r--r-- | epan/strutil.c | 41 | ||||
| -rw-r--r-- | epan/strutil.h | 3 |
2 files changed, 42 insertions, 2 deletions
diff --git a/epan/strutil.c b/epan/strutil.c index 31c288aae0..bbf5f1b941 100644 --- a/epan/strutil.c +++ b/epan/strutil.c @@ -1,7 +1,7 @@ /* strutil.c * String utility routines * - * $Id: strutil.c,v 1.18 2004/02/05 09:42:26 guy Exp $ + * $Id: strutil.c,v 1.19 2004/05/01 20:46:24 obiot Exp $ * * Ethereal - Network traffic analyzer * By Gerald Combs <gerald@ethereal.com> @@ -397,6 +397,45 @@ hex_str_to_bytes(const char *hex_str, GByteArray *bytes) { } +/* Return a XML escaped representation of the unescaped string. + * The returned string must be freed when no longer in use. */ +gchar * +xml_escape(const gchar *unescaped) +{ + GString *buffer = g_string_sized_new(128); + const gchar *p; + gchar c; + + p = unescaped; + while ( (c = *p++) ) { + switch (c) { + case '<': + g_string_append(buffer, "<"); + break; + case '>': + g_string_append(buffer, ">"); + break; + case '&': + g_string_append(buffer, "&"); + break; + case '\'': + g_string_append(buffer, "'"); + break; + case '"': + g_string_append(buffer, """); + break; + default: + g_string_append_c(buffer, c); + break; + } + } + /* Return the string value contained within the GString + * after getting rid of the GString structure. + * This is the way to do this, see the GLib reference. */ + return g_string_free(buffer, FALSE); +} + + /* Return the first occurrence of needle in haystack. * If not found, return NULL. * If either haystack or needle has 0 length, return NULL. diff --git a/epan/strutil.h b/epan/strutil.h index a90c294646..f78b5a7c0e 100644 --- a/epan/strutil.h +++ b/epan/strutil.h @@ -1,7 +1,7 @@ /* strutil.h * String utility definitions * - * $Id: strutil.h,v 1.14 2004/01/25 16:58:25 jmayer Exp $ + * $Id: strutil.h,v 1.15 2004/05/01 20:46:24 obiot Exp $ * * Ethereal - Network traffic analyzer * By Gerald Combs <gerald@ethereal.com> @@ -35,6 +35,7 @@ gchar* format_text(const guchar *line, int len); gchar* bytes_to_str(const guint8 *, int); gchar* bytes_to_str_punct(const guint8 *, int, gchar punct); gboolean hex_str_to_bytes(const char *hex_str, GByteArray *bytes); +gchar* xml_escape(const gchar *unescaped); const guint8 * epan_memmem(const guint8 *haystack, guint haystack_len, const guint8 *needle, guint needle_len); |