Track length of columns strings. We'll need this in order to resize columns quickly

svn path=/trunk/; revision=29759

3 files changed, 11 insertions, 3 deletions

diff --git a/epan/frame_data.h b/epan/frame_data.h
index 90b44f919c..69b551b2e4 100644
--- a/epan/frame_data.h
+++ b/epan/frame_data.h
@@ -59,6 +59,7 @@ typedef struct _frame_data {
   nstime_t     del_cap_ts;  /* Delta timestamp to previous captured frame (yes, it can be negative) */
   gint64       file_off;    /* File offset */
   gchar        **col_text;  /* The column text for some columns, see colum_utils */
+  guint        *col_text_len; /* The length of the column text strings in 'col_text' */
 } frame_data;
 
 /*
diff --git a/file.c b/file.c
index fe971f4b96..65fd2b2b19 100644
--- a/file.c
+++ b/file.c
@@ -1266,6 +1266,7 @@ read_packet(capture_file *cf, dfilter_t *dfcode,
   fdata->flags.ref_time = 0;
   fdata->color_filter = NULL;
   fdata->col_text = NULL;
+  fdata->col_text_len = NULL;
 
   fdata->abs_ts.secs = phdr->ts.secs;
   fdata->abs_ts.nsecs = phdr->ts.nsecs;
diff --git a/gtk/packet_list_store.c b/gtk/packet_list_store.c
index 81c5d206e3..9ccacec645 100644
--- a/gtk/packet_list_store.c
+++ b/gtk/packet_list_store.c
@@ -660,12 +660,15 @@ packet_list_change_record(PacketList *packet_list, guint row, gint col, column_i
 	g_assert(record->physical_pos == row);
 
 	if (record->fdata->col_text && record->fdata->col_text[col] != NULL)
-		/* Column already contains a value. Bail out */
+		/* TODO: Column already contains a value. Bail out */
 		return;
 
-	if (!record->fdata->col_text)
+	if (!record->fdata->col_text) {
+		record->fdata->col_text_len = se_alloc0(sizeof(record->fdata->col_text) *
+                                            (packet_list->n_columns-1));
 		record->fdata->col_text = se_alloc0(sizeof(record->fdata->col_text) *
 											(packet_list->n_columns-1));
+	}
 
 	switch (cfile.cinfo.col_fmt[col]) {
 		case COL_PROTOCOL:
@@ -679,12 +682,15 @@ packet_list_change_record(PacketList *packet_list, guint row, gint col, column_i
 			if (cinfo->col_data[col] != cinfo->col_buf[col]) {
 				/* This is a constant string, so we don't have to copy it */
 				record->fdata->col_text[col] = (gchar *) cinfo->col_data[col];
+				record->fdata->col_text_len[col] = (guint) strlen(record->fdata->col_text[col]);
 				break;
 			}
 		/* !! FALL-THROUGH!! */
 
 		default:
-			record->fdata->col_text[col] = se_strdup(cinfo->col_data[col]);
+			record->fdata->col_text_len[col] = (guint) strlen(cinfo->col_data[col]);
+			record->fdata->col_text[col] = se_memdup(cinfo->col_data[col],
+                                                     record->fdata->col_text_len[col] + 1);
 			break;
 	}
 }