sysmocom
/
ofono
mirror of git://git.sysmocom.de/ofono
11
0
Fork 0
Code Issues Releases Activity

gatchat: Avoid string overflow warning in debug function

This commit is contained in:
Marcel Holtmann 2019-05-15 17:04:16 +02:00
parent dff595671b
commit 8bc6aa9880
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
gatchat/gatutil.c
View File

@ -67,8 +67,7 @@ void g_at_util_debug_chat(gboolean in, const char *str, gsize len,
escaped_str[0] = type;
escaped_str[1] = ' ';
escaped_str[2] = '\0';
escaped_str[escaped] = '\0';
memset(escaped_str + 2, '\0', escaped - 2);
for (escaped = 2, i = 0; i < len; i++) {
unsigned char c = str[i];
@ -87,11 +86,11 @@ void g_at_util_debug_chat(gboolean in, const char *str, gsize len,
escaped_str[escaped++] = 'n';
break;
case 26:
strncpy(&escaped_str[escaped], ctrlz, ctrlz_size);
memcpy(escaped_str + escaped, ctrlz, ctrlz_size);
escaped += ctrlz_size;
break;
case 25:
strncpy(&escaped_str[escaped], esc, esc_size);
memcpy(escaped_str + escaped, esc, esc_size);
escaped += esc_size;
break;
default: