[sysprof] kallsyms: allow creating from kallsyms data

[Christian Hergert <chergert src gnome org>]

commit 935328356add5a0bf5515f5545a8b03e1e42a91e
Author: Christian Hergert <chergert redhat com>
Date:   Thu May 9 16:31:16 2019 -0700

    kallsyms: allow creating from kallsyms data

 src/libsysprof/sysprof-kallsyms.c | 22 ++++++++++++++++++----
 src/libsysprof/sysprof-kallsyms.h | 14 ++++++++------
 2 files changed, 26 insertions(+), 10 deletions(-)
---
diff --git a/src/libsysprof/sysprof-kallsyms.c b/src/libsysprof/sysprof-kallsyms.c
index c6080c5..965d1cc 100644
--- a/src/libsysprof/sysprof-kallsyms.c
+++ b/src/libsysprof/sysprof-kallsyms.c
@@ -50,6 +50,20 @@ sysprof_kallsyms_free (SysprofKallsyms *self)
     }
 }
 
+SysprofKallsyms *
+sysprof_kallsyms_new_take (gchar *data)
+{
+  g_autoptr(SysprofKallsyms) self = NULL;
+
+  self = g_slice_new0 (SysprofKallsyms);
+  self->buf = g_steal_pointer (&data);
+  self->buflen = strlen (self->buf);
+  self->endptr = self->buf + self->buflen;
+  self->iter = self->buf;
+
+  return g_steal_pointer (&self);
+}
+
 SysprofKallsyms *
 sysprof_kallsyms_new (const gchar *path)
 {
@@ -70,10 +84,10 @@ sysprof_kallsyms_new (const gchar *path)
 }
 
 gboolean
-sysprof_kallsyms_next (SysprofKallsyms   *self,
-                  const gchar **name,
-                  guint64      *address,
-                  guint8       *type)
+sysprof_kallsyms_next (SysprofKallsyms  *self,
+                       const gchar     **name,
+                       guint64          *address,
+                       guint8           *type)
 {
   guint64 addr;
   char *tok;
diff --git a/src/libsysprof/sysprof-kallsyms.h b/src/libsysprof/sysprof-kallsyms.h
index 9ae011f..1778f5b 100644
--- a/src/libsysprof/sysprof-kallsyms.h
+++ b/src/libsysprof/sysprof-kallsyms.h
@@ -27,14 +27,16 @@ G_BEGIN_DECLS
 typedef struct _SysprofKallsyms SysprofKallsyms;
 
 SYSPROF_AVAILABLE_IN_ALL
-SysprofKallsyms *sysprof_kallsyms_new  (const gchar      *path);
+SysprofKallsyms *sysprof_kallsyms_new       (const gchar      *path);
 SYSPROF_AVAILABLE_IN_ALL
-gboolean         sysprof_kallsyms_next (SysprofKallsyms  *self,
-                                        const gchar     **name,
-                                        guint64          *address,
-                                        guint8           *type);
+SysprofKallsyms *sysprof_kallsyms_new_take  (gchar            *data);
 SYSPROF_AVAILABLE_IN_ALL
-void             sysprof_kallsyms_free (SysprofKallsyms  *self);
+gboolean         sysprof_kallsyms_next      (SysprofKallsyms  *self,
+                                             const gchar     **name,
+                                             guint64          *address,
+                                             guint8           *type);
+SYSPROF_AVAILABLE_IN_ALL
+void             sysprof_kallsyms_free      (SysprofKallsyms  *self);
 
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (SysprofKallsyms, sysprof_kallsyms_free)