Add recvmmsg and sendmmsg syscalls.
Also add the corresponding constant, struct, and function declarations to <sys/socket.h>, and perfunctory tests so we know that the symbols actually exist. Signed-off-by: Guillaume Ranquet <guillaumex.ranquet@intel.com> Change-Id: Ib0d854239d3716be90ad70973c579aff4895a4f7
This commit is contained in:
Guillaume Ranquet
Elliott Hughes
parent
000ffd8ab0
commit
6ff0c75c83
@ -247,6 +247,8 @@ int setsockopt(int, int, int, const void*, socklen_t) arm,arm64,mips,
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int getsockopt(int, int, int, void*, socklen_t*) arm,arm64,mips,mips64,x86_64
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int sendmsg(int, const struct msghdr*, unsigned int) arm,arm64,mips,mips64,x86_64
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int recvmsg(int, struct msghdr*, unsigned int) arm,arm64,mips,mips64,x86_64
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int recvmmsg(int, struct mmsghdr*, unsigned int, int, const struct timespec*) arm,arm64,mips,mips64,x86_64
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int sendmmsg(int, struct mmsghdr*, unsigned int, int) arm,arm64,mips,mips64,x86_64
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# sockets for x86. These are done as an "indexed" call to socketcall syscall.
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int socket:socketcall:1(int, int, int) x86
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@ -264,6 +266,8 @@ int setsockopt:socketcall:14(int, int, int, const void*, socklen_t) x
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int getsockopt:socketcall:15(int, int, int, void*, socklen_t*) x86
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int sendmsg:socketcall:16(int, const struct msghdr*, unsigned int) x86
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int recvmsg:socketcall:17(int, struct msghdr*, unsigned int) x86
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int recvmmsg:socketcall:19(int, struct mmsghdr*, unsigned int, int, const struct timespec*) x86
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int sendmmsg:socketcall:20(int, struct mmsghdr*, unsigned int, int) x86
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# scheduler & real-time
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int sched_setscheduler(pid_t pid, int policy, const struct sched_param* param) all
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22
libc/arch-arm/syscalls/recvmmsg.S
Normal file
22
libc/arch-arm/syscalls/recvmmsg.S
Normal file
@ -0,0 +1,22 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(recvmmsg)
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mov ip, sp
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stmfd sp!, {r4, r5, r6, r7}
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.cfi_def_cfa_offset 16
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.cfi_rel_offset r4, 0
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.cfi_rel_offset r5, 4
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.cfi_rel_offset r6, 8
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.cfi_rel_offset r7, 12
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ldmfd ip, {r4, r5, r6}
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ldr r7, =__NR_recvmmsg
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swi #0
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ldmfd sp!, {r4, r5, r6, r7}
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.cfi_def_cfa_offset 0
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cmn r0, #(MAX_ERRNO + 1)
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bxls lr
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neg r0, r0
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b __set_errno
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END(recvmmsg)
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14
libc/arch-arm/syscalls/sendmmsg.S
Normal file
14
libc/arch-arm/syscalls/sendmmsg.S
Normal file
@ -0,0 +1,14 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(sendmmsg)
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mov ip, r7
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ldr r7, =__NR_sendmmsg
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swi #0
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mov r7, ip
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cmn r0, #(MAX_ERRNO + 1)
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bxls lr
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neg r0, r0
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b __set_errno
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END(sendmmsg)
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21
libc/arch-arm64/syscalls/recvmmsg.S
Normal file
21
libc/arch-arm64/syscalls/recvmmsg.S
Normal file
@ -0,0 +1,21 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(recvmmsg)
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stp x29, x30, [sp, #-16]!
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mov x29, sp
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str x8, [sp, #-16]!
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mov x8, __NR_recvmmsg
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svc #0
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ldr x8, [sp], #16
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ldp x29, x30, [sp], #16
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cmn x0, #(MAX_ERRNO + 1)
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cneg x0, x0, hi
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b.hi __set_errno
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ret
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END(recvmmsg)
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21
libc/arch-arm64/syscalls/sendmmsg.S
Normal file
21
libc/arch-arm64/syscalls/sendmmsg.S
Normal file
@ -0,0 +1,21 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(sendmmsg)
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stp x29, x30, [sp, #-16]!
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mov x29, sp
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str x8, [sp, #-16]!
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mov x8, __NR_sendmmsg
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svc #0
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ldr x8, [sp], #16
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ldp x29, x30, [sp], #16
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cmn x0, #(MAX_ERRNO + 1)
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cneg x0, x0, hi
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b.hi __set_errno
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ret
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END(sendmmsg)
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19
libc/arch-mips/syscalls/recvmmsg.S
Normal file
19
libc/arch-mips/syscalls/recvmmsg.S
Normal file
@ -0,0 +1,19 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(recvmmsg)
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.set noreorder
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.cpload t9
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li v0, __NR_recvmmsg
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syscall
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bnez a3, 1f
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move a0, v0
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j ra
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nop
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1:
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la t9,__set_errno
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j t9
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nop
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.set reorder
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END(recvmmsg)
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19
libc/arch-mips/syscalls/sendmmsg.S
Normal file
19
libc/arch-mips/syscalls/sendmmsg.S
Normal file
@ -0,0 +1,19 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(sendmmsg)
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.set noreorder
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.cpload t9
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li v0, __NR_sendmmsg
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syscall
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bnez a3, 1f
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move a0, v0
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j ra
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nop
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1:
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la t9,__set_errno
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j t9
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nop
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.set reorder
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END(sendmmsg)
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25
libc/arch-mips64/syscalls/recvmmsg.S
Normal file
25
libc/arch-mips64/syscalls/recvmmsg.S
Normal file
@ -0,0 +1,25 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(recvmmsg)
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.set push
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.set noreorder
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li v0, __NR_recvmmsg
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syscall
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bnez a3, 1f
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move a0, v0
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j ra
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nop
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1:
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move t0, ra
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bal 2f
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nop
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2:
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.cpsetup ra, t1, 2b
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LA t9,__set_errno
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.cpreturn
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j t9
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move ra, t0
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.set pop
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END(recvmmsg)
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25
libc/arch-mips64/syscalls/sendmmsg.S
Normal file
25
libc/arch-mips64/syscalls/sendmmsg.S
Normal file
@ -0,0 +1,25 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(sendmmsg)
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.set push
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.set noreorder
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li v0, __NR_sendmmsg
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syscall
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bnez a3, 1f
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move a0, v0
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j ra
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nop
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1:
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move t0, ra
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bal 2f
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nop
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2:
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.cpsetup ra, t1, 2b
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LA t9,__set_errno
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.cpreturn
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j t9
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move ra, t0
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.set pop
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END(sendmmsg)
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27
libc/arch-x86/syscalls/recvmmsg.S
Normal file
27
libc/arch-x86/syscalls/recvmmsg.S
Normal file
@ -0,0 +1,27 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(recvmmsg)
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pushl %ebx
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pushl %ecx
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.cfi_def_cfa_offset 8
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.cfi_rel_offset ebx, 0
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.cfi_rel_offset ecx, 4
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mov $19, %ebx
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mov %esp, %ecx
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addl $12, %ecx
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movl $__NR_socketcall, %eax
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int $0x80
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cmpl $-MAX_ERRNO, %eax
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jb 1f
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negl %eax
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pushl %eax
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call __set_errno
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addl $4, %esp
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orl $-1, %eax
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1:
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popl %ecx
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popl %ebx
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ret
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END(recvmmsg)
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27
libc/arch-x86/syscalls/sendmmsg.S
Normal file
27
libc/arch-x86/syscalls/sendmmsg.S
Normal file
@ -0,0 +1,27 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(sendmmsg)
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pushl %ebx
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pushl %ecx
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.cfi_def_cfa_offset 8
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.cfi_rel_offset ebx, 0
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.cfi_rel_offset ecx, 4
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mov $20, %ebx
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mov %esp, %ecx
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addl $12, %ecx
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movl $__NR_socketcall, %eax
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int $0x80
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cmpl $-MAX_ERRNO, %eax
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jb 1f
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negl %eax
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pushl %eax
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call __set_errno
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addl $4, %esp
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orl $-1, %eax
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1:
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popl %ecx
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popl %ebx
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ret
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END(sendmmsg)
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17
libc/arch-x86_64/syscalls/recvmmsg.S
Normal file
17
libc/arch-x86_64/syscalls/recvmmsg.S
Normal file
@ -0,0 +1,17 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(recvmmsg)
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movq %rcx, %r10
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movl $__NR_recvmmsg, %eax
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syscall
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cmpq $-MAX_ERRNO, %rax
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jb 1f
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negl %eax
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movl %eax, %edi
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call __set_errno
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orq $-1, %rax
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1:
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ret
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END(recvmmsg)
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17
libc/arch-x86_64/syscalls/sendmmsg.S
Normal file
17
libc/arch-x86_64/syscalls/sendmmsg.S
Normal file
@ -0,0 +1,17 @@
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/* Generated by gensyscalls.py. Do not edit. */
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#include <private/bionic_asm.h>
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ENTRY(sendmmsg)
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movq %rcx, %r10
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movl $__NR_sendmmsg, %eax
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syscall
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cmpq $-MAX_ERRNO, %rax
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jb 1f
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negl %eax
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movl %eax, %edi
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call __set_errno
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orq $-1, %rax
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1:
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ret
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END(sendmmsg)
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@ -75,40 +75,45 @@ enum {
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};
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struct sockaddr {
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sa_family_t sa_family;
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char sa_data[14];
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sa_family_t sa_family;
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char sa_data[14];
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};
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struct linger {
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int l_onoff;
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int l_linger;
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int l_onoff;
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int l_linger;
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};
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struct msghdr {
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void * msg_name;
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int msg_namelen;
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struct iovec * msg_iov;
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__kernel_size_t msg_iovlen;
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void * msg_control;
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__kernel_size_t msg_controllen;
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unsigned msg_flags;
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void* msg_name;
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socklen_t msg_namelen;
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struct iovec* msg_iov;
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size_t msg_iovlen;
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void* msg_control;
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size_t msg_controllen;
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int msg_flags;
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};
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struct mmsghdr {
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struct msghdr msg_hdr;
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unsigned int msg_len;
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};
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struct cmsghdr {
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__kernel_size_t cmsg_len;
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int cmsg_level;
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int cmsg_type;
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size_t cmsg_len;
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int cmsg_level;
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int cmsg_type;
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};
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#define __CMSG_NXTHDR(ctl, len, cmsg) __cmsg_nxthdr((ctl),(len),(cmsg))
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#define CMSG_NXTHDR(mhdr, cmsg) cmsg_nxthdr((mhdr), (cmsg))
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#define CMSG_ALIGN(len) ( ((len)+sizeof(long)-1) & ~(sizeof(long)-1) )
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#define CMSG_DATA(cmsg) ((void *)((char *)(cmsg) + CMSG_ALIGN(sizeof(struct cmsghdr))))
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#define CMSG_DATA(cmsg) ((void*)((char*)(cmsg) + CMSG_ALIGN(sizeof(struct cmsghdr))))
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#define CMSG_SPACE(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(len))
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#define CMSG_LEN(len) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
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#define __CMSG_FIRSTHDR(ctl,len) ((len) >= sizeof(struct cmsghdr) ? (struct cmsghdr *)(ctl) : (struct cmsghdr *)NULL)
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#define __CMSG_FIRSTHDR(ctl,len) ((len) >= sizeof(struct cmsghdr) ? (struct cmsghdr*)(ctl) : (struct cmsghdr*)NULL)
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#define CMSG_FIRSTHDR(msg) __CMSG_FIRSTHDR((msg)->msg_control, (msg)->msg_controllen)
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#define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && (cmsg)->cmsg_len <= (unsigned long) ((mhdr)->msg_controllen - ((char *)(cmsg) - (char *)(mhdr)->msg_control)))
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#define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && (cmsg)->cmsg_len <= (unsigned long) ((mhdr)->msg_controllen - ((char*)(cmsg) - (char*)(mhdr)->msg_control)))
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#ifdef __GNUC__
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#define __KINLINE static __inline__
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@ -118,16 +123,17 @@ struct cmsghdr {
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#define __KINLINE static
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#endif
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__KINLINE struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size, struct cmsghdr *__cmsg) {
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struct cmsghdr * __ptr;
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__ptr = (struct cmsghdr*)(((unsigned char *) __cmsg) + CMSG_ALIGN(__cmsg->cmsg_len));
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if ((unsigned long)((char*)(__ptr+1) - (char *) __ctl) > __size)
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return (struct cmsghdr *)0;
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return __ptr;
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__KINLINE struct cmsghdr* __cmsg_nxthdr(void* __ctl, size_t __size, struct cmsghdr* __cmsg) {
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struct cmsghdr* __ptr;
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__ptr = (struct cmsghdr*)(((unsigned char*) __cmsg) + CMSG_ALIGN(__cmsg->cmsg_len));
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if ((unsigned long)((char*)(__ptr+1) - (char*) __ctl) > __size) {
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return NULL;
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}
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return __ptr;
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}
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__KINLINE struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr *__cmsg) {
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return __cmsg_nxthdr(__msg->msg_control, __msg->msg_controllen, __cmsg);
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__KINLINE struct cmsghdr* cmsg_nxthdr (struct msghdr* __msg, struct cmsghdr* __cmsg) {
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return __cmsg_nxthdr(__msg->msg_control, __msg->msg_controllen, __cmsg);
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}
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#define SCM_RIGHTS 0x01
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@ -135,9 +141,9 @@ __KINLINE struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr *__
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#define SCM_SECURITY 0x03
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struct ucred {
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__u32 pid;
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__u32 uid;
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__u32 gid;
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pid_t pid;
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uid_t uid;
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gid_t gid;
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};
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#define AF_UNSPEC 0
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@ -241,6 +247,9 @@ struct ucred {
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#define MSG_ERRQUEUE 0x2000
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#define MSG_NOSIGNAL 0x4000
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#define MSG_MORE 0x8000
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#define MSG_WAITFORONE 0x10000
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#define MSG_FASTOPEN 0x20000000
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#define MSG_CMSG_CLOEXEC 0x40000000
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#define MSG_EOF MSG_FIN
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#define MSG_CMSG_COMPAT 0
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@ -276,30 +285,32 @@ struct ucred {
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# define __socketcall extern
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#endif
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__socketcall int socket(int, int, int);
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__socketcall int bind(int, const struct sockaddr *, int);
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__socketcall int connect(int, const struct sockaddr *, socklen_t);
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__socketcall int accept(int, struct sockaddr*, socklen_t*);
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__socketcall int bind(int, const struct sockaddr*, int);
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__socketcall int connect(int, const struct sockaddr*, socklen_t);
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__socketcall int getpeername(int, struct sockaddr*, socklen_t*);
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__socketcall int getsockname(int, struct sockaddr*, socklen_t*);
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__socketcall int getsockopt(int, int, int, void*, socklen_t*);
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__socketcall int listen(int, int);
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__socketcall int accept(int, struct sockaddr *, socklen_t *);
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__socketcall int getsockname(int, struct sockaddr *, socklen_t *);
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__socketcall int getpeername(int, struct sockaddr *, socklen_t *);
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__socketcall int socketpair(int, int, int, int *);
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__socketcall int recvmmsg(int, struct mmsghdr*, unsigned int, int, const struct timespec*);
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__socketcall int recvmsg(int, struct msghdr*, unsigned int);
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__socketcall int sendmmsg(int, const struct mmsghdr*, unsigned int, int);
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__socketcall int sendmsg(int, const struct msghdr*, unsigned int);
|
||||
__socketcall int setsockopt(int, int, int, const void*, socklen_t);
|
||||
__socketcall int shutdown(int, int);
|
||||
__socketcall int setsockopt(int, int, int, const void *, socklen_t);
|
||||
__socketcall int getsockopt(int, int, int, void *, socklen_t *);
|
||||
__socketcall int sendmsg(int, const struct msghdr *, unsigned int);
|
||||
__socketcall int recvmsg(int, struct msghdr *, unsigned int);
|
||||
__socketcall int socket(int, int, int);
|
||||
__socketcall int socketpair(int, int, int, int*);
|
||||
|
||||
extern ssize_t send(int, const void *, size_t, unsigned int);
|
||||
extern ssize_t recv(int, void *, size_t, unsigned int);
|
||||
extern ssize_t send(int, const void*, size_t, unsigned int);
|
||||
extern ssize_t recv(int, void*, size_t, unsigned int);
|
||||
|
||||
__socketcall ssize_t sendto(int, const void *, size_t, int, const struct sockaddr *, socklen_t);
|
||||
__socketcall ssize_t recvfrom(int, void *, size_t, unsigned int, const struct sockaddr *, socklen_t *);
|
||||
__socketcall ssize_t sendto(int, const void*, size_t, int, const struct sockaddr*, socklen_t);
|
||||
__socketcall ssize_t recvfrom(int, void*, size_t, unsigned int, const struct sockaddr*, socklen_t*);
|
||||
|
||||
#if defined(__BIONIC_FORTIFY)
|
||||
__errordecl(__recvfrom_error, "recvfrom called with size bigger than buffer");
|
||||
extern ssize_t __recvfrom_chk(int, void*, size_t, size_t, unsigned int, const struct sockaddr*, socklen_t *);
|
||||
extern ssize_t __recvfrom_real(int, void *, size_t, unsigned int, const struct sockaddr*, socklen_t*)
|
||||
extern ssize_t __recvfrom_chk(int, void*, size_t, size_t, unsigned int, const struct sockaddr*, socklen_t*);
|
||||
extern ssize_t __recvfrom_real(int, void*, size_t, unsigned int, const struct sockaddr*, socklen_t*)
|
||||
__asm__(__USER_LABEL_PREFIX__ "recvfrom");
|
||||
|
||||
__BIONIC_FORTIFY_INLINE
|
||||
@ -324,7 +335,7 @@ ssize_t recvfrom(int fd, void* buf, size_t len, unsigned int flags, const struct
|
||||
}
|
||||
|
||||
__BIONIC_FORTIFY_INLINE
|
||||
ssize_t recv(int socket, void *buf, size_t buflen, unsigned int flags) {
|
||||
ssize_t recv(int socket, void* buf, size_t buflen, unsigned int flags) {
|
||||
return recvfrom(socket, buf, buflen, flags, NULL, 0);
|
||||
}
|
||||
|
||||
|
||||
@ -71,6 +71,7 @@ libBionicStandardTests_src_files := \
|
||||
sys_resource_test.cpp \
|
||||
sys_select_test.cpp \
|
||||
sys_sendfile_test.cpp \
|
||||
sys_socket_test.cpp \
|
||||
sys_stat_test.cpp \
|
||||
sys_statvfs_test.cpp \
|
||||
sys_syscall_test.cpp \
|
||||
|
||||
34
tests/sys_socket_test.cpp
Normal file
34
tests/sys_socket_test.cpp
Normal file
@ -0,0 +1,34 @@
|
||||
/*
|
||||
* Copyright (C) 2014 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
#include <gtest/gtest.h>
|
||||
|
||||
#include <errno.h>
|
||||
#include <sys/socket.h>
|
||||
|
||||
TEST(sys_socket, recvmmsg) {
|
||||
#if !defined(__GLIBC__) // TODO: Android's prebuilt gcc is too old for recvmmsg/sendmmsg.
|
||||
ASSERT_EQ(-1, recvmmsg(-1, NULL, 0, 0, NULL));
|
||||
ASSERT_EQ(EBADF, errno);
|
||||
#endif
|
||||
}
|
||||
|
||||
TEST(sys_socket, sendmmsg) {
|
||||
#if !defined(__GLIBC__) // TODO: Android's prebuilt gcc is too old for recvmmsg/sendmmsg.
|
||||
ASSERT_EQ(-1, sendmmsg(-1, NULL, 0, 0));
|
||||
ASSERT_EQ(EBADF, errno);
|
||||
#endif
|
||||
}
|
||||
Loading…
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Reference in New Issue
Block a user