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Merge pull request #3538

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f4e3295 simplewallet: set_ring can now take a file with rings (moneromooo-monero)
This commit is contained in:
luigi1111 2018-06-16 13:51:57 -05:00
commit aada0670ba
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GPG Key ID: F4ACA0183641E010
1 changed files with 110 additions and 2 deletions
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112
src/simplewallet/simplewallet.cpp
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@ -1371,9 +1371,117 @@ bool simple_wallet::print_ring(const std::vector<std::string> &args)
bool simple_wallet::set_ring(const std::vector<std::string> &args)
{
crypto::key_image key_image;
// try filename first
if (args.size() == 1)
{
if (!epee::file_io_utils::is_file_exist(args[0]))
{
fail_msg_writer() << tr("File doesn't exist");
return true;
}
char str[4096];
std::unique_ptr<FILE, tools::close_file> f(fopen(args[0].c_str(), "r"));
if (f)
{
while (!feof(f.get()))
{
if (!fgets(str, sizeof(str), f.get()))
break;
const size_t len = strlen(str);
if (len > 0 && str[len - 1] == '\n')
str[len - 1] = 0;
if (!str[0])
continue;
char key_image_str[65], type_str[9];
int read_after_key_image = 0, read = 0;
int fields = sscanf(str, "%64[abcdefABCDEF0123456789] %n%8s %n", key_image_str, &read_after_key_image, type_str, &read);
if (fields != 2)
{
fail_msg_writer() << tr("Invalid ring specification: ") << str;
continue;
}
key_image_str[64] = 0;
type_str[8] = 0;
crypto::key_image key_image;
if (read_after_key_image == 0 || !epee::string_tools::hex_to_pod(key_image_str, key_image))
{
fail_msg_writer() << tr("Invalid key image: ") << str;
continue;
}
if (read == read_after_key_image+8 || (strcmp(type_str, "absolute") && strcmp(type_str, "relative")))
{
fail_msg_writer() << tr("Invalid ring type, expected relative or abosolute: ") << str;
continue;
}
bool relative = !strcmp(type_str, "relative");
if (read < 0 || (size_t)read > strlen(str))
{
fail_msg_writer() << tr("Error reading line: ") << str;
continue;
}
bool valid = true;
std::vector<uint64_t> ring;
const char *ptr = str + read;
while (*ptr)
{
unsigned long offset;
int elements = sscanf(ptr, "%lu %n", &offset, &read);
if (elements == 0 || read <= 0 || (size_t)read > strlen(str))
{
fail_msg_writer() << tr("Error reading line: ") << str;
valid = false;
break;
}
ring.push_back(offset);
ptr += read;
MGINFO("read offset: " << offset);
}
if (!valid)
continue;
if (ring.empty())
{
fail_msg_writer() << tr("Invalid ring: ") << str;
continue;
}
if (relative)
{
for (size_t n = 1; n < ring.size(); ++n)
{
if (ring[n] <= 0)
{
fail_msg_writer() << tr("Invalid relative ring: ") << str;
valid = false;
break;
}
}
}
else
{
for (size_t n = 1; n < ring.size(); ++n)
{
if (ring[n] <= ring[n-1])
{
fail_msg_writer() << tr("Invalid absolute ring: ") << str;
valid = false;
break;
}
}
}
if (!valid)
continue;
if (!m_wallet->set_ring(key_image, ring, relative))
fail_msg_writer() << tr("Failed to set ring for key image: ") << key_image << ". " << tr("Continuing.");
}
f.reset();
}
return true;
}
if (args.size() < 3)
{
fail_msg_writer() << tr("usage: set_ring <key_image> absolute|relative <index> [<index>...]");
fail_msg_writer() << tr("usage: set_ring <filename> | ( <key_image> absolute|relative <index> [<index>...] )");
return true;
}
@ -2325,7 +2433,7 @@ simple_wallet::simple_wallet()
tr("Print the ring(s) used to spend a given key image or transaction (if the ring size is > 1)"));
m_cmd_binder.set_handler("set_ring",
boost::bind(&simple_wallet::set_ring, this, _1),
tr("set_ring <key_image> absolute|relative <index> [<index>...]"),
tr("set_ring <filename> | ( <key_image> absolute|relative <index> [<index>...] )"),
tr("Set the ring used for a given key image, so it can be reused in a fork"));
m_cmd_binder.set_handler("save_known_rings",
boost::bind(&simple_wallet::save_known_rings, this, _1),