~mdw / termux-packages / blame
| Commit | Line | Data |
|---|---|---|
| 5fd4459e VB |
1 | From 3b78843ee18a3099196a61c7d07c0e2d24d1fe84 Mon Sep 17 00:00:00 2001 |
| 2 | From: vishalbiswas <vshlbiswas@ymail.com> | |
| 3 | Date: Tue, 17 Jan 2017 10:10:23 +0530 | |
| 4 | Subject: [PATCH] syscall: Add clone | |
| 5 | ||
| 6 | Signed-off-by: vishalbiswas <vshlbiswas@ymail.com> | |
| 7 | --- | |
| 8 | src/common/compat.h | 4 ++++ | |
| 9 | src/lib/syscall.c | 21 +++++++++++++++++++++ | |
| 10 | 2 files changed, 25 insertions(+) | |
| 11 | ||
| 12 | diff --git a/src/common/compat.h b/src/common/compat.h | |
| 13 | index f490113..bf42f07 100644 | |
| 14 | --- a/src/common/compat.h | |
| 15 | +++ b/src/common/compat.h | |
| 16 | @@ -126,6 +126,9 @@ void tsocks_once(tsocks_once_t *o, void (*init_routine)(void)); | |
| 17 | #ifndef __NR_fork | |
| 18 | #define __NR_fork -18 | |
| 19 | #endif | |
| 20 | +#ifndef __NR_clone | |
| 21 | +#define __NR_clone -19 | |
| 22 | +#endif | |
| 23 | ||
| 24 | #define TSOCKS_NR_SOCKET __NR_socket | |
| 25 | #define TSOCKS_NR_CONNECT __NR_connect | |
| 26 | @@ -145,6 +148,7 @@ void tsocks_once(tsocks_once_t *o, void (*init_routine)(void)); | |
| 27 | #define TSOCKS_NR_GETTIMEOFDAY __NR_gettimeofday | |
| 28 | #define TSOCKS_NR_CLOCK_GETTIME __NR_clock_gettime | |
| 29 | #define TSOCKS_NR_FORK __NR_fork | |
| 30 | +#define TSOCKS_NR_CLONE __NR_clone | |
| 31 | ||
| 32 | /* | |
| 33 | * Despite glibc providing wrappers for these calls for a long time | |
| 34 | diff --git a/src/lib/syscall.c b/src/lib/syscall.c | |
| 35 | index d0fdaaa..c8a9b46 100644 | |
| 36 | --- a/src/lib/syscall.c | |
| 37 | +++ b/src/lib/syscall.c | |
| 38 | @@ -423,6 +423,24 @@ static LIBC_SYSCALL_RET_TYPE handle_fork(void) | |
| 39 | { | |
| 40 | return tsocks_libc_syscall(TSOCKS_NR_FORK); | |
| 41 | } | |
| 42 | + | |
| 43 | +/* | |
| 44 | + * * Handle clone(2) syscall. | |
| 45 | + * */ | |
| 46 | +static LIBC_SYSCALL_RET_TYPE handle_clone(va_list args) | |
| 47 | +{ | |
| 48 | + int (*fn)(void*); | |
| 49 | + void* child_stack; | |
| 50 | + int flags; | |
| 51 | + void* arg; | |
| 52 | + | |
| 53 | + fn = va_arg(args, __typeof__(fn)); | |
| 54 | + child_stack = va_arg(args, __typeof__(child_stack)); | |
| 55 | + flags = va_arg(args, __typeof__(flags)); | |
| 56 | + arg = va_arg(args, __typeof__(arg)); | |
| 57 | + | |
| 58 | + return tsocks_libc_syscall(TSOCKS_NR_CLONE, fn, child_stack, flags, arg); | |
| 59 | +} | |
| 60 | #endif /* __linux__ */ | |
| 61 | ||
| 62 | /* | |
| 63 | @@ -541,6 +559,9 @@ LIBC_SYSCALL_RET_TYPE tsocks_syscall(long int number, va_list args) | |
| 64 | case TSOCKS_NR_FORK: | |
| 65 | ret = handle_fork(); | |
| 66 | break; | |
| 67 | + case TSOCKS_NR_CLONE: | |
| 68 | + ret = handle_clone(args); | |
| 69 | + break; | |
| 70 | #endif /* __linux__ */ | |
| 71 | default: | |
| 72 | /* | |
| 73 | -- | |
| 74 | 2.11.0 | |
| 75 |