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Resolve signed/unsigned comparisons in stk500.c and stk500v2.c

This commit is contained in:
Stefan Rueger 2022-07-24 19:41:42 +01:00
parent 535004ee3d
commit 29c6645abc
No known key found for this signature in database
GPG Key ID: B0B4F1FD86B1EC55
2 changed files with 18 additions and 18 deletions
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3
src/stk500.c
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@ -1034,7 +1034,8 @@ static int stk500_set_fosc(PROGRAMMER * pgm, double v)
static unsigned ps[] = {
1, 8, 32, 64, 128, 256, 1024
};
int idx, rc;
size_t idx;
int rc;
prescale = cmatch = 0;
if (v > 0.0) {

33
src/stk500v2.c
View File

@ -392,9 +392,7 @@ static int stk500v2_send_mk2(PROGRAMMER * pgm, unsigned char * data, size_t len)
static unsigned short get_jtagisp_return_size(unsigned char cmd)
{
int i;
for (i = 0; i < sizeof jtagispcmds / sizeof jtagispcmds[0]; i++)
for (size_t i = 0; i < sizeof jtagispcmds / sizeof jtagispcmds[0]; i++)
if (jtagispcmds[i].cmd == cmd)
return jtagispcmds[i].size;
@ -481,7 +479,6 @@ static int stk500v2_jtag3_send(PROGRAMMER * pgm, unsigned char * data, size_t le
static int stk500v2_send(PROGRAMMER * pgm, unsigned char * data, size_t len)
{
unsigned char buf[275 + 6]; // max MESSAGE_BODY of 275 bytes, 6 bytes overhead
int i;
if (PDATA(pgm)->pgmtype == PGMTYPE_AVRISP_MKII ||
PDATA(pgm)->pgmtype == PGMTYPE_STK600)
@ -500,12 +497,13 @@ static int stk500v2_send(PROGRAMMER * pgm, unsigned char * data, size_t len)
// calculate the XOR checksum
buf[5+len] = 0;
for (i=0;i<5+len;i++)
for (size_t i=0; i<5+len; i++)
buf[5+len] ^= buf[i];
DEBUG("STK500V2: stk500v2_send(");
for (i=0;i<len+6;i++) DEBUG("0x%02x ",buf[i]);
DEBUG(", %d)\n",len+6);
for (size_t i=0; i<len+6; i++)
DEBUG("0x%02x ", buf[i]);
DEBUG(", %d)\n", (int) len+6);
if (serial_send(&pgm->fd, buf, len+6) != 0) {
avrdude_message(MSG_INFO, "%s: stk500_send(): failed to send command to serial port\n",progname);
@ -551,9 +549,9 @@ static int stk500v2_jtagmkII_recv(PROGRAMMER * pgm, unsigned char *msg,
progname);
return -1;
}
if (rv - 1 > maxsize) {
if ((size_t) rv - 1 > maxsize) {
avrdude_message(MSG_INFO, "%s: stk500v2_jtagmkII_recv(): got %u bytes, have only room for %u bytes\n",
progname, (unsigned)rv - 1, (unsigned)maxsize);
progname, (unsigned) rv - 1, (unsigned) maxsize);
rv = maxsize;
}
switch (jtagmsg[0]) {
@ -597,9 +595,9 @@ static int stk500v2_jtag3_recv(PROGRAMMER * pgm, unsigned char *msg,
implementation of JTAGICE3, as they always request a full 512
octets from the ICE. Thus, only complain at high verbose
levels. */
if (rv - 1 > maxsize) {
if ((size_t) rv - 1 > maxsize) {
avrdude_message(MSG_DEBUG, "%s: stk500v2_jtag3_recv(): got %u bytes, have only room for %u bytes\n",
progname, (unsigned)rv - 1, (unsigned)maxsize);
progname, (unsigned) rv - 1, (unsigned) maxsize);
rv = maxsize;
}
if (jtagmsg[0] != SCOPE_AVR_ISP) {
@ -814,13 +812,13 @@ retry:
static int stk500v2_command(PROGRAMMER * pgm, unsigned char * buf,
size_t len, size_t maxlen) {
int i;
int tries = 0;
int status;
DEBUG("STK500V2: stk500v2_command(");
for (i=0;i<len;i++) DEBUG("0x%02x ",buf[i]);
DEBUG(", %d)\n",len);
for (size_t i=0; i<len; i++)
DEBUG("0x%02x ",buf[i]);
DEBUG(", %d)\n", (int) len);
retry:
tries++;
@ -2760,7 +2758,8 @@ static int stk500v2_set_fosc(PROGRAMMER * pgm, double v)
static unsigned ps[] = {
1, 8, 32, 64, 128, 256, 1024
};
int idx, rc;
size_t idx;
int rc;
prescale = cmatch = 0;
if (v > 0.0) {
@ -2781,7 +2780,7 @@ static int stk500v2_set_fosc(PROGRAMMER * pgm, double v)
fosc = (unsigned)v;
for (idx = 0; idx < sizeof(ps) / sizeof(ps[0]); idx++) {
if (fosc >= STK500V2_XTAL / (256 * ps[idx] * 2)) {
if ((unsigned) fosc >= STK500V2_XTAL / (256 * ps[idx] * 2)) {
/* this prescaler value can handle our frequency */
prescale = idx + 1;
cmatch = (unsigned)(STK500V2_XTAL / (2 * fosc * ps[idx])) - 1;
@ -2828,7 +2827,7 @@ static double avrispmkIIfreqs[] = {
static int stk500v2_set_sck_period_mk2(PROGRAMMER * pgm, double v)
{
int i;
size_t i;
for (i = 0; i < sizeof(avrispmkIIfreqs) / sizeof(avrispmkIIfreqs[0]); i++) {
if (1 / avrispmkIIfreqs[i] >= v)