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authorWladimir J. van der Laan <laanwj@gmail.com>2014-08-06 13:03:58 +0200
committerWladimir J. van der Laan <laanwj@gmail.com>2014-08-06 13:03:58 +0200
commit733177ebd3ecf3a03c2acb6b244c8b3d1b4a3981 (patch)
tree16cc0d40264dbfec961392fc79dd5520a368a6fe /src
parente17151ad2a45599e8cad90552ffcd979730b7a32 (diff)
Remove size limit in RPC client, keep it in server
The size limit makes a lot of sense for the server, as it never has to accept very large data. The client, however, can request arbitrary amounts of data with `listtransactions` on a large wallet. Fixes #4604.
Diffstat (limited to 'src')
-rw-r--r--src/bitcoin-cli.cpp2
-rw-r--r--src/rpcprotocol.cpp4
-rw-r--r--src/rpcprotocol.h2
-rw-r--r--src/rpcserver.cpp2
4 files changed, 5 insertions, 5 deletions
diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp
index 3b991f9276..0609adcab3 100644
--- a/src/bitcoin-cli.cpp
+++ b/src/bitcoin-cli.cpp
@@ -126,7 +126,7 @@ Object CallRPC(const string& strMethod, const Array& params)
// Receive HTTP reply message headers and body
map<string, string> mapHeaders;
string strReply;
- ReadHTTPMessage(stream, mapHeaders, strReply, nProto);
+ ReadHTTPMessage(stream, mapHeaders, strReply, nProto, std::numeric_limits<size_t>::max());
if (nStatus == HTTP_UNAUTHORIZED)
throw runtime_error("incorrect rpcuser or rpcpassword (authorization failed)");
diff --git a/src/rpcprotocol.cpp b/src/rpcprotocol.cpp
index 48c6c68eb1..643208b3b6 100644
--- a/src/rpcprotocol.cpp
+++ b/src/rpcprotocol.cpp
@@ -201,14 +201,14 @@ int ReadHTTPHeaders(std::basic_istream<char>& stream, map<string, string>& mapHe
int ReadHTTPMessage(std::basic_istream<char>& stream, map<string,
string>& mapHeadersRet, string& strMessageRet,
- int nProto)
+ int nProto, size_t max_size)
{
mapHeadersRet.clear();
strMessageRet = "";
// Read header
int nLen = ReadHTTPHeaders(stream, mapHeadersRet);
- if (nLen < 0 || nLen > (int)MAX_SIZE)
+ if (nLen < 0 || (size_t)nLen > max_size)
return HTTP_INTERNAL_SERVER_ERROR;
// Read message
diff --git a/src/rpcprotocol.h b/src/rpcprotocol.h
index a088c379d3..8f05c08482 100644
--- a/src/rpcprotocol.h
+++ b/src/rpcprotocol.h
@@ -153,7 +153,7 @@ bool ReadHTTPRequestLine(std::basic_istream<char>& stream, int &proto,
int ReadHTTPStatus(std::basic_istream<char>& stream, int &proto);
int ReadHTTPHeaders(std::basic_istream<char>& stream, std::map<std::string, std::string>& mapHeadersRet);
int ReadHTTPMessage(std::basic_istream<char>& stream, std::map<std::string, std::string>& mapHeadersRet,
- std::string& strMessageRet, int nProto);
+ std::string& strMessageRet, int nProto, size_t max_size);
std::string JSONRPCRequest(const std::string& strMethod, const json_spirit::Array& params, const json_spirit::Value& id);
json_spirit::Object JSONRPCReplyObj(const json_spirit::Value& result, const json_spirit::Value& error, const json_spirit::Value& id);
std::string JSONRPCReply(const json_spirit::Value& result, const json_spirit::Value& error, const json_spirit::Value& id);
diff --git a/src/rpcserver.cpp b/src/rpcserver.cpp
index d9a664dc54..e7ed73310c 100644
--- a/src/rpcserver.cpp
+++ b/src/rpcserver.cpp
@@ -891,7 +891,7 @@ void ServiceConnection(AcceptedConnection *conn)
break;
// Read HTTP message headers and body
- ReadHTTPMessage(conn->stream(), mapHeaders, strRequest, nProto);
+ ReadHTTPMessage(conn->stream(), mapHeaders, strRequest, nProto, MAX_SIZE);
// HTTP Keep-Alive is false; close connection immediately
if (mapHeaders["connection"] == "close")