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Added another HexData printing with offset and ASCII contents to help dumping some data in the logs

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This commit is contained in:
ANR2ME
2020-09-07 02:59:12 +07:00
parent 442d3685dc
commit 2040be06e1
2 changed files with 29 additions and 0 deletions
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ext/native/base/stringutil.cpp
+28
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@@ -71,6 +71,34 @@ void DataToHexString(const uint8_t *data, size_t size, std::string *output) {
buffer.TakeAll(output);
}
void DataToHexString(const char* prefix, uint32_t startAddr, const uint8_t* data, size_t size, std::string* output) {
Buffer buffer;
size_t i = 0;
for (; i < size; i++) {
if (i && !(i & 15)) {
buffer.Printf(" ");
for (size_t j = i - 16; j < i; j++) {
buffer.Printf("%c", ((data[j] < 0x20) || (data[j] > 0x7e)) ? 0x2e : data[j]);
}
buffer.Printf("\n");
}
if (!(i & 15))
buffer.Printf("%s%08x ", prefix, startAddr + i);
buffer.Printf("%02x ", data[i]);
}
if (size & 15) {
size_t padded_size = ((size-1) | 15) + 1;
for (size_t j = size; j < padded_size; j++) {
buffer.Printf(" ");
}
buffer.Printf(" ");
for (size_t j = size & ~UINT64_C(0xF); j < size; j++) {
buffer.Printf("%c", ((data[j] < 0x20) || (data[j] > 0x7e)) ? 0x2e : data[j]);
}
}
buffer.TakeAll(output);
}
std::string StringFromFormat(const char* format, ...)
{
va_list args;