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Added range checking.

This commit is contained in:
mikeller 2019-03-22 07:47:22 +13:00
parent cf18d21ae6
commit d5e7f90629
1 changed files with 38 additions and 24 deletions
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62
src/main/cli/cli.c
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@ -4947,15 +4947,23 @@ static void cliDmaopt(char *cmdline)
return;
} else if (pch) {
int optval;
if (strcasecmp(pch, "none") == 0) {
optval = DMA_OPT_UNUSED;
} else {
optval = atoi(pch);
if (optval < 0 || (entry && optval >= MAX_PERIPHERAL_DMA_OPTIONS) || (!entry && optval >= MAX_TIMER_DMA_OPTIONS)) {
cliPrintErrorLinef("BAD DMA OPTION NUMBER '%s'", pch);
return;
if (entry) {
if (!dmaGetChannelSpecByPeripheral(entry->peripheral, index, optval)) {
cliPrintErrorLinef("INVALID DMA OPTION FOR %s %d: '%s'", entry->device, DMA_OPT_UI_INDEX(index), pch);
return;
}
} else {
if (!dmaGetChannelSpecByTimerValue(timer->tim, timer->channel, optval)) {
cliPrintErrorLinef("INVALID DMA OPTION FOR PIN %c%02d: '%s'", IO_GPIOPortIdxByTag(ioTag) + 'A', IO_GPIOPinIdxByTag(ioTag), pch);
return;
}
}
}
@ -4983,8 +4991,6 @@ static void cliDmaopt(char *cmdline)
cliPrintLinef("dma %c%02d: no change: %s", IO_GPIOPortIdxByTag(ioTag) + 'A', IO_GPIOPinIdxByTag(ioTag),orgvalString);
}
}
} else {
cliPrintLinef("bad option %s", pch);
}
}
#endif // USE_DMA_SPEC
@ -5158,6 +5164,8 @@ static void printTimer(dumpFlags_t dumpMask)
}
}
#define TIMER_INDEX_UNDEFINED -1
static void cliTimer(char *cmdline)
{
int len = strlen(cmdline);
@ -5187,7 +5195,7 @@ static void cliTimer(char *cmdline)
return;
}
int timerIOIndex = -1;
int timerIOIndex = TIMER_INDEX_UNDEFINED;
bool isNewTimerOpt = false;
/* find existing entry, or go for next available */
for (unsigned i = 0; i < MAX_TIMER_PINMAP_COUNT; i++) {
@ -5212,39 +5220,45 @@ static void cliTimer(char *cmdline)
return;
}
uint8_t timerIndex = 0;
pch = strtok_r(NULL, " ", &saveptr);
if (pch) {
int timerIndex;
if (strcasecmp(pch, "list") == 0) {
/* output the list of available options */
uint8_t index = 0;
for (unsigned i = 0; i < TIMER_CHANNEL_COUNT; i++) {
if (TIMER_HARDWARE[i].tag == ioTag) {
cliPrintLinef("# %d. TIM%d CH%d",
index,
timerGetTIMNumber(TIMER_HARDWARE[i].tim),
CC_INDEX_FROM_CHANNEL(TIMER_HARDWARE[i].channel) + 1
);
index++;
}
const timerHardware_t *timer;
for (unsigned index = 0; (timer = timerGetByTagAndIndex(ioTag, index + 1)); index++) {
cliPrintLinef("# %d: TIM%d CH%d",
index,
timerGetTIMNumber(timer->tim),
CC_INDEX_FROM_CHANNEL(timer->channel) + 1
);
}
return;
} else if (strcasecmp(pch, "none") == 0) {
timerIndex = TIMER_INDEX_UNDEFINED;
} else {
timerIndex = atoi(pch) + 1;
timerIndex = atoi(pch);
const timerHardware_t *timer = timerGetByTagAndIndex(ioTag, timerIndex + 1);
if (!timer) {
cliPrintErrorLinef("INVALID TIMER OPTION FOR %c%02d: '%s'", IO_GPIOPortIdxByTag(ioTag) + 'A', IO_GPIOPinIdxByTag(ioTag), pch);
return;
}
}
uint8_t oldTimerIndex = isNewTimerOpt ? 0 : timerIOConfig(timerIOIndex)->index;
timerIOConfigMutable(timerIOIndex)->ioTag = timerIndex == 0 ? IO_TAG_NONE : ioTag;
timerIOConfigMutable(timerIOIndex)->index = timerIndex;
uint8_t oldTimerIndex = isNewTimerOpt ? 0 : timerIOConfig(timerIOIndex)->index - 1;
timerIOConfigMutable(timerIOIndex)->ioTag = timerIndex == TIMER_INDEX_UNDEFINED ? IO_TAG_NONE : ioTag;
timerIOConfigMutable(timerIOIndex)->index = timerIndex + 1;
timerIOConfigMutable(timerIOIndex)->dmaopt = DMA_OPT_UNUSED;
char optvalString[DMA_OPT_STRING_BUFSIZE];
optToString(timerIndex - 1, optvalString);
optToString(timerIndex, optvalString);
char orgvalString[DMA_OPT_STRING_BUFSIZE];
optToString(oldTimerIndex - 1, orgvalString);
optToString(oldTimerIndex, orgvalString);
if (timerIndex == oldTimerIndex) {
cliPrintLinef("timer %c%02d: no change: %s", IO_GPIOPortIdxByTag(ioTag) + 'A', IO_GPIOPinIdxByTag(ioTag), orgvalString);