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fix: no error message when para was zero

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This commit is contained in:
iceman1001 2020-04-12 21:23:52 +02:00
parent 682bded18a
commit 4cc6d3858d
1 changed files with 7 additions and 3 deletions
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10
client/cliparser/cliparser.c
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@ -157,11 +157,14 @@ int CLIParamHexToBuf(struct arg_str *argstr, uint8_t *data, int maxdatalen, int
int ibuf = 0;
uint8_t tmp_buf[256] = {0};
int res = CLIParamStrToBuf(argstr, tmp_buf, maxdatalen * 2, &ibuf); // *2 because here HEX
if (res || !ibuf){
if (res) {
printf("Parameter error: buffer overflow.\n");
fflush(stdout);
return res;
}
if (ibuf == 0) {
return res;
}
switch (param_gethex_to_eol((char *)tmp_buf, 0, data, maxdatalen, datalen)) {
case 1:
@ -199,12 +202,13 @@ int CLIParamStrToBuf(struct arg_str *argstr, uint8_t *data, int maxdatalen, int
if (!ibuf)
return 0;
if (ibuf > maxdatalen)
if (ibuf > maxdatalen) {
fflush(stdout);
return 2;
}
memcpy(data, tmp_buf, ibuf);
*datalen = ibuf;
return 0;
}