enderice2/rpc-bridge
enderice2/rpc-bridge
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Fix macos version
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EnderIce2 2025-04-09 10:03:54 +03:00
parent 0d4f46e536
commit 77a2a748ad
Signed by: enderice2
GPG Key ID: FEB6B8A8507BA62E
1 changed files with 44 additions and 11 deletions
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55
bridge.c
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@ -20,11 +20,13 @@
#define __darwin_close 0x2000006 #define __darwin_close 0x2000006
#define __darwin_socket 0x2000061 #define __darwin_socket 0x2000061
#define __darwin_connect 0x2000062 #define __darwin_connect 0x2000062
#define __darwin_mmap 0x20000C5
#define __darwin_fcntl 0x200005C #define __darwin_fcntl 0x200005C
#define __darwin_sysctl 0x20000CA #define __darwin_sysctl 0x20000CA
#define O_RDONLY 00 #define O_RDONLY 00
/* macos & linux are the same for PROT_READ, PROT_WRITE, MAP_FIXED & MAP_PRIVATE */
#define PROT_READ 1 #define PROT_READ 1
#define PROT_WRITE 2 #define PROT_WRITE 2
#define MAP_PRIVATE 0x02 #define MAP_PRIVATE 0x02
@ -32,6 +34,8 @@
#define MAP_ANON 0x20 #define MAP_ANON 0x20
#define MAP_FAILED ((void *)-1) #define MAP_FAILED ((void *)-1)
#define __darwin_MAP_ANON 0x1000
#define SYS_SOCKET 1 #define SYS_SOCKET 1
#define SYS_CONNECT 3 #define SYS_CONNECT 3
@ -134,8 +138,17 @@ static inline int sys_close(int fd)
static inline unsigned int *sys_mmap(unsigned int *addr, size_t length, int prot, int flags, int fd, off_t offset) static inline unsigned int *sys_mmap(unsigned int *addr, size_t length, int prot, int flags, int fd, off_t offset)
{ {
assert(IsLinux); if (IsLinux)
return linux_syscall(__linux_mmap2, addr, length, prot, flags, fd, offset); return linux_syscall(__linux_mmap2, addr, length, prot, flags, fd, offset);
else
{
if (flags & MAP_ANON)
{
flags &= ~MAP_ANON;
flags |= __darwin_MAP_ANON;
}
return darwin_syscall(__darwin_mmap, addr, length, prot, flags, fd, offset);
}
} }
static inline int sys_munmap(unsigned int *addr, size_t length) static inline int sys_munmap(unsigned int *addr, size_t length)
@ -285,9 +298,6 @@ void ConnectToSocket(int fd)
"%s/snap.discord-canary/discord-ipc-%d", "%s/snap.discord-canary/discord-ipc-%d",
}; };
struct sockaddr_un *socketAddr = sys_mmap(0x23000, 0x1000, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON | MAP_FIXED, -1, 0);
socketAddr->sun_family = AF_UNIX;
int sockRet = 0; int sockRet = 0;
for (int i = 0; i < sizeof(discordUnixSockets) / sizeof(discordUnixSockets[0]); i++) for (int i = 0; i < sizeof(discordUnixSockets) / sizeof(discordUnixSockets[0]); i++)
{ {
@ -296,12 +306,16 @@ void ConnectToSocket(int fd)
for (int j = 0; j < 16; j++) for (int j = 0; j < 16; j++)
{ {
snprintf(pipePath, pipePathLen, discordUnixSockets[i], runtime, j);
strcpy_s(socketAddr->sun_path, sizeof(socketAddr->sun_path), pipePath);
print("Probing %s\n", pipePath);
if (IsLinux) if (IsLinux)
{ {
struct sockaddr_un *socketAddr = sys_mmap(0x23000, 0x1000, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON | MAP_FIXED, -1, 0);
print("Socket address allocated at %#lx\n", socketAddr);
socketAddr->sun_family = AF_UNIX;
snprintf(pipePath, pipePathLen, discordUnixSockets[i], runtime, j);
strcpy_s(socketAddr->sun_path, sizeof(socketAddr->sun_path), pipePath);
print("Probing %s\n", pipePath);
// unsigned long socketArgs[] = { // unsigned long socketArgs[] = {
// (unsigned long)fd, // (unsigned long)fd,
// (unsigned long)(intptr_t)&socketAddr, // (unsigned long)(intptr_t)&socketAddr,
@ -315,7 +329,16 @@ void ConnectToSocket(int fd)
sockRet = sys_socketcall(SYS_CONNECT, socketArgs); sockRet = sys_socketcall(SYS_CONNECT, socketArgs);
} }
else else
{
struct sockaddr_un socketAddr;
socketAddr.sun_family = AF_UNIX;
snprintf(pipePath, pipePathLen, discordUnixSockets[i], runtime, j);
strcpy_s(socketAddr.sun_path, sizeof(socketAddr.sun_path), pipePath);
print("Probing %s\n", pipePath);
sockRet = sys_connect(fd, (caddr_t)&socketAddr, sizeof(socketAddr)); sockRet = sys_connect(fd, (caddr_t)&socketAddr, sizeof(socketAddr));
}
print(" error: %d\n", sockRet); print(" error: %d\n", sockRet);
if (sockRet >= 0) if (sockRet >= 0)
@ -347,7 +370,12 @@ void PipeBufferInThread(LPVOID lpParam)
bridge_thread *bt = (bridge_thread *)lpParam; bridge_thread *bt = (bridge_thread *)lpParam;
print("In thread started using fd %d and pipe %#x\n", bt->fd, bt->hPipe); print("In thread started using fd %d and pipe %#x\n", bt->fd, bt->hPipe);
int EOFCount = 0; int EOFCount = 0;
char *l_buffer = sys_mmap(0x25000, 0x1000, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON | MAP_FIXED, -1, 0); char *l_buffer;
if (IsLinux)
l_buffer = sys_mmap(0x25000, 0x1000, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON | MAP_FIXED, -1, 0);
else
l_buffer = malloc(BUFFER_LENGTH);
print("Buffer in thread allocated at %#lx\n", l_buffer);
while (TRUE) while (TRUE)
{ {
char buffer[BUFFER_LENGTH]; char buffer[BUFFER_LENGTH];
@ -439,7 +467,12 @@ void PipeBufferOutThread(LPVOID lpParam)
{ {
bridge_thread *bt = (bridge_thread *)lpParam; bridge_thread *bt = (bridge_thread *)lpParam;
print("Out thread started using fd %d and pipe %#x\n", bt->fd, bt->hPipe); print("Out thread started using fd %d and pipe %#x\n", bt->fd, bt->hPipe);
char *l_buffer = sys_mmap(0x25000, 0x1000, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON | MAP_FIXED, -1, 0); char *l_buffer;
if (IsLinux)
l_buffer = sys_mmap(0x26000, 0x1000, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANON | MAP_FIXED, -1, 0);
else
l_buffer = malloc(BUFFER_LENGTH);
print("Buffer out thread allocated at %#lx\n", l_buffer);
while (TRUE) while (TRUE)
{ {
char buffer[BUFFER_LENGTH]; char buffer[BUFFER_LENGTH];