Add row_size parameter to hexdump methods

This commit is contained in:
Alex Forencich
2021-01-06 18:39:03 -08:00
parent 7e0464f6f3
commit 359e015b35

View File

@@ -23,28 +23,28 @@ THE SOFTWARE.
"""
def hexdump_line(data, offset):
def hexdump_line(data, offset, row_size=16):
h = ""
c = ""
for ch in data[0:16]:
for ch in data[0:row_size]:
h += f"{ch:02x} "
c += chr(ch) if 32 < ch < 127 else "."
return f"{offset:08x}: {h:48} {c}"
return f"{offset:08x}: {h:{row_size*3}} {c}"
def hexdump(data, start=0, length=None, prefix="", offset=0):
def hexdump(data, start=0, length=None, row_size=16, prefix="", offset=0):
stop = min(start+length, len(data)) if length else len(data)
for k in range(start, stop, 16):
print(prefix+hexdump_line(data[k:min(k+16, stop)], k+offset))
for k in range(start, stop, row_size):
print(prefix+hexdump_line(data[k:min(k+row_size, stop)], k+offset, row_size))
def hexdump_lines(data, start=0, length=None, prefix="", offset=0):
def hexdump_lines(data, start=0, length=None, row_size=16, prefix="", offset=0):
lines = []
stop = min(start+length, len(data)) if length else len(data)
for k in range(start, stop, 16):
lines.append(prefix+hexdump_line(data[k:min(k+16, stop)], k+offset))
for k in range(start, stop, row_size):
lines.append(prefix+hexdump_line(data[k:min(k+row_size, stop)], k+offset, row_size))
return lines
def hexdump_str(data, start=0, length=None, prefix="", offset=0):
return "\n".join(hexdump_lines(data, start, length, prefix, offset))
def hexdump_str(data, start=0, length=None, row_size=16, prefix="", offset=0):
return "\n".join(hexdump_lines(data, start, length, row_size, prefix, offset))