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* connect() and bind() now make sure that sockaddr::sa_len is set correctly.

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* Renamed MAX_SOCKET_ADDRESS_LEN to MAX_SOCKET_ADDRESS_LENGTH.
* Whitespace cleanup.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27865 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2008-10-04 16:38:10 +00:00
parent 170373a1b2
commit de33b3bed0
1 changed files with 32 additions and 26 deletions
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src/system/kernel/fs/socket.cpp
+32 -26
View File
@@ -23,7 +23,7 @@
#include <net_stat.h>
#define MAX_SOCKET_ADDRESS_LEN (sizeof(sockaddr_storage))
#define MAX_SOCKET_ADDRESS_LENGTH (sizeof(sockaddr_storage))
#define MAX_SOCKET_OPTION_LEN 128
#define MAX_ANCILLARY_DATA_LEN 1024
@@ -96,7 +96,7 @@ prepare_userland_address_result(struct sockaddr* userAddress,
return B_BAD_ADDRESS;
}
// copy the buffer size from userland
// copy the buffer size from userland
addressLength = 0;
if (userAddress != NULL
&& user_memcpy(&addressLength, _addressLength, sizeof(socklen_t))
@@ -104,8 +104,8 @@ prepare_userland_address_result(struct sockaddr* userAddress,
return B_BAD_ADDRESS;
}
if (addressLength > MAX_SOCKET_ADDRESS_LEN)
addressLength = MAX_SOCKET_ADDRESS_LEN;
if (addressLength > MAX_SOCKET_ADDRESS_LENGTH)
addressLength = MAX_SOCKET_ADDRESS_LENGTH;
return B_OK;
}
@@ -177,8 +177,8 @@ prepare_userland_msghdr(const msghdr* userMessage, msghdr& message,
if (userAddress != NULL) {
if (!IS_USER_ADDRESS(message.msg_name))
return B_BAD_ADDRESS;
if (message.msg_namelen > MAX_SOCKET_ADDRESS_LEN)
message.msg_namelen = MAX_SOCKET_ADDRESS_LEN;
if (message.msg_namelen > MAX_SOCKET_ADDRESS_LENGTH)
message.msg_namelen = MAX_SOCKET_ADDRESS_LENGTH;
message.msg_name = address;
}
@@ -356,7 +356,7 @@ create_socket_fd(net_socket* socket, bool kernel)
if (fd < 0)
free(descriptor);
return fd;
return fd;
}
@@ -800,17 +800,20 @@ _user_bind(int socket, const struct sockaddr *userAddress,
socklen_t addressLength)
{
// check parameters and copy address from userland
if (userAddress == NULL || addressLength > MAX_SOCKET_ADDRESS_LEN)
if (userAddress == NULL || addressLength > MAX_SOCKET_ADDRESS_LENGTH)
return B_BAD_VALUE;
char address[MAX_SOCKET_ADDRESS_LEN];
sockaddr_storage address;
if (!IS_USER_ADDRESS(userAddress)
|| user_memcpy(address, userAddress, addressLength) != B_OK) {
|| user_memcpy(&address, userAddress, addressLength) != B_OK) {
return B_BAD_ADDRESS;
}
address.ss_len = addressLength;
// make sure the sa_len field is set correctly
SyscallRestartWrapper<status_t> error;
return error = common_bind(socket, (sockaddr*)address, addressLength,
return error = common_bind(socket, (sockaddr*)&address, addressLength,
false);
}
@@ -828,18 +831,21 @@ _user_connect(int socket, const struct sockaddr *userAddress,
socklen_t addressLength)
{
// check parameters and copy address from userland
if (userAddress == NULL || addressLength > MAX_SOCKET_ADDRESS_LEN)
if (userAddress == NULL || addressLength > MAX_SOCKET_ADDRESS_LENGTH)
return B_BAD_VALUE;
char address[MAX_SOCKET_ADDRESS_LEN];
sockaddr_storage address;
if (!IS_USER_ADDRESS(userAddress)
|| user_memcpy(address, userAddress, addressLength) != B_OK) {
|| user_memcpy(&address, userAddress, addressLength) != B_OK) {
return B_BAD_ADDRESS;
}
address.ss_len = addressLength;
// make sure the sa_len field is set correctly
SyscallRestartWrapper<status_t> error;
return error = common_connect(socket, (sockaddr*)address, addressLength,
return error = common_connect(socket, (sockaddr*)&address, addressLength,
false);
}
@@ -866,7 +872,7 @@ _user_accept(int socket, struct sockaddr *userAddress,
// accept()
SyscallRestartWrapper<int> result;
char address[MAX_SOCKET_ADDRESS_LEN];
char address[MAX_SOCKET_ADDRESS_LENGTH];
socklen_t userAddressBufferSize = addressLength;
result = common_accept(socket,
userAddress != NULL ? (sockaddr*)address : NULL, &addressLength, false);
@@ -900,11 +906,11 @@ _user_recvfrom(int socket, void *data, size_t length, int flags,
_addressLength, addressLength, false);
if (error != B_OK)
return error;
// recvfrom()
SyscallRestartWrapper<ssize_t> result;
char address[MAX_SOCKET_ADDRESS_LEN];
char address[MAX_SOCKET_ADDRESS_LENGTH];
socklen_t userAddressBufferSize = addressLength;
result = common_recvfrom(socket, data, length, flags,
userAddress != NULL ? (sockaddr*)address : NULL, &addressLength, false);
@@ -929,7 +935,7 @@ _user_recvmsg(int socket, struct msghdr *userMessage, int flags)
iovec* userVecs;
MemoryDeleter vecsDeleter;
void* userAddress;
char address[MAX_SOCKET_ADDRESS_LEN];
char address[MAX_SOCKET_ADDRESS_LENGTH];
status_t error = prepare_userland_msghdr(userMessage, message, userVecs,
vecsDeleter, userAddress, address);
@@ -994,12 +1000,12 @@ _user_sendto(int socket, const void *data, size_t length, int flags,
// TODO: If this is a connection-mode socket, the address parameter is
// supposed to be ignored.
if (userAddress == NULL || addressLength <= 0
|| addressLength > MAX_SOCKET_ADDRESS_LEN) {
|| addressLength > MAX_SOCKET_ADDRESS_LENGTH) {
return B_BAD_VALUE;
}
// copy address from userland
char address[MAX_SOCKET_ADDRESS_LEN];
char address[MAX_SOCKET_ADDRESS_LENGTH];
if (!IS_USER_ADDRESS(userAddress)
|| user_memcpy(address, userAddress, addressLength) != B_OK) {
return B_BAD_ADDRESS;
@@ -1021,7 +1027,7 @@ _user_sendmsg(int socket, const struct msghdr *userMessage, int flags)
iovec* userVecs;
MemoryDeleter vecsDeleter;
void* userAddress;
char address[MAX_SOCKET_ADDRESS_LEN];
char address[MAX_SOCKET_ADDRESS_LENGTH];
status_t error = prepare_userland_msghdr(userMessage, message, userVecs,
vecsDeleter, userAddress, address);
@@ -1130,9 +1136,9 @@ _user_getpeername(int socket, struct sockaddr *userAddress,
addressLength, true);
if (error != B_OK)
return error;
// getpeername()
char address[MAX_SOCKET_ADDRESS_LEN];
char address[MAX_SOCKET_ADDRESS_LENGTH];
socklen_t userAddressBufferSize = addressLength;
error = common_getpeername(socket, (sockaddr*)address, &addressLength,
false);
@@ -1160,9 +1166,9 @@ _user_getsockname(int socket, struct sockaddr *userAddress,
addressLength, true);
if (error != B_OK)
return error;
// getsockname()
char address[MAX_SOCKET_ADDRESS_LEN];
char address[MAX_SOCKET_ADDRESS_LENGTH];
socklen_t userAddressBufferSize = addressLength;
error = common_getsockname(socket, (sockaddr*)address, &addressLength,
false);