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-rw-r--r--scripts/gdb/linux/utils.py32
1 files changed, 30 insertions, 2 deletions
diff --git a/scripts/gdb/linux/utils.py b/scripts/gdb/linux/utils.py
index 0893b326a..50805874c 100644
--- a/scripts/gdb/linux/utils.py
+++ b/scripts/gdb/linux/utils.py
@@ -87,11 +87,24 @@ def get_target_endianness():
return target_endianness
+def read_memoryview(inf, start, length):
+ return memoryview(inf.read_memory(start, length))
+
+
def read_u16(buffer):
+ value = [0, 0]
+
+ if type(buffer[0]) is str:
+ value[0] = ord(buffer[0])
+ value[1] = ord(buffer[1])
+ else:
+ value[0] = buffer[0]
+ value[1] = buffer[1]
+
if get_target_endianness() == LITTLE_ENDIAN:
- return ord(buffer[0]) + (ord(buffer[1]) << 8)
+ return value[0] + (value[1] << 8)
else:
- return ord(buffer[1]) + (ord(buffer[0]) << 8)
+ return value[1] + (value[0] << 8)
def read_u32(buffer):
@@ -154,3 +167,18 @@ def get_gdbserver_type():
if gdbserver_type is not None and hasattr(gdb, 'events'):
gdb.events.exited.connect(exit_handler)
return gdbserver_type
+
+
+def gdb_eval_or_none(expresssion):
+ try:
+ return gdb.parse_and_eval(expresssion)
+ except:
+ return None
+
+
+def dentry_name(d):
+ parent = d['d_parent']
+ if parent == d or parent == 0:
+ return ""
+ p = dentry_name(d['d_parent']) + "/"
+ return p + d['d_iname'].string()