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strncpy warnings fixed: stringop-truncation and stringop-overflow

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This commit is contained in:
Olof Hagsand 2020-11-17 07:35:50 -06:00
parent 4eee00101c
commit a2bef12ce0
4 changed files with 33 additions and 20 deletions
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4
lib/src/clixon_err.c
View file

@ -224,7 +224,7 @@ clicon_err_save(void)
return NULL;
es->es_errno = clicon_errno;
es->es_suberrno = clicon_suberrno;
strncpy(es->es_reason, clicon_err_reason, ERR_STRLEN-1);
strncpy(es->es_reason, clicon_err_reason, ERR_STRLEN);
return (void*)es;
}
@ -238,7 +238,7 @@ clicon_err_restore(void* handle)
if ((es = (struct err_state *)handle) != NULL){
clicon_errno = es->es_errno;
clicon_suberrno = es->es_suberrno;
strncpy(clicon_err_reason, es->es_reason, ERR_STRLEN-1);
strncpy(clicon_err_reason, es->es_reason, ERR_STRLEN);
free(es);
}
return 0;

32
lib/src/clixon_proto.c
View file

@ -292,26 +292,32 @@ atomicio(ssize_t (*fn) (int, void *, size_t),
static int
msg_dump(struct clicon_msg *msg)
{
int i;
char buf[9*8+1];
char buf2[9*8+1];
int retval = -1;
cbuf *cb = NULL;
int i;
memset(buf2, 0, sizeof(buf2));
snprintf(buf2, sizeof(buf2), "%s:", __FUNCTION__);
if ((cb = cbuf_new()) == NULL){
clicon_err(OE_CFG, errno, "cbuf_new");
goto done;
}
cprintf(cb, "%s:", __FUNCTION__);
for (i=0; i<ntohl(msg->op_len); i++){
snprintf(buf, sizeof(buf), "%s%02x", buf2, ((char*)msg)[i]&0xff);
cprintf(cb, "%02x", ((char*)msg)[i]&0xff);
if ((i+1)%32==0){
clicon_debug(2, "%s", buf);
snprintf(buf, sizeof(buf), "%s:", __FUNCTION__);
clicon_debug(2, "%s", cbuf_get(cb));
cbuf_reset(cb);
cprintf(cb, "%s:", __FUNCTION__);
}
else
if ((i+1)%4==0)
snprintf(buf, sizeof(buf), "%s ", buf2);
strncpy(buf2, buf, sizeof(buf2));
cprintf(cb, " ");
}
if (i%32)
clicon_debug(2, "%s", buf);
return 0;
clicon_debug(2, "%s", cbuf_get(cb));
retval = 0;
done:
if (cb)
cbuf_free(cb);
return retval;
}
/*! Send a CLICON netconf message