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Fix overflow in memcpy

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In function ‘memcpy’,
    inlined from ‘control_msg_serialize.constprop’ at ../app/src/control_msg.c:77:5,
    inlined from ‘run_controller’ at ../app/src/controller.c:69:12:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:34:10: warning: ‘__builtin___memcpy_chk’ writing 262138 bytes into a region of
 size 262130 overflows the destination [-Wstringop-overflow=]
   return __builtin___memcpy_chk (__dest, __src, __len, __bos0 (__dest));

Signed-off-by: Yu-Chen Lin <npes87184@gmail.com>
This commit is contained in:
Yu-Chen Lin 2021-12-04 11:11:30 +08:00
parent 889519b907
commit d402ee9a2e
1 changed files with 2 additions and 2 deletions
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4
app/src/control_msg.h
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@ -14,8 +14,8 @@
#define CONTROL_MSG_MAX_SIZE (1 << 18) // 256k
#define CONTROL_MSG_INJECT_TEXT_MAX_LENGTH 300
// type: 1 byte; paste flag: 1 byte; length: 4 bytes
#define CONTROL_MSG_CLIPBOARD_TEXT_MAX_LENGTH (CONTROL_MSG_MAX_SIZE - 6)
// type: 1 byte; sequence: 8 bytes; paste flag: 1 byte; length: 4 bytes
#define CONTROL_MSG_CLIPBOARD_TEXT_MAX_LENGTH (CONTROL_MSG_MAX_SIZE - 14)
#define POINTER_ID_MOUSE UINT64_C(-1)
#define POINTER_ID_VIRTUAL_FINGER UINT64_C(-2)