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Add select interface support #899

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Merged
jfb8856606 merged 7 commits into from
Jun 11, 2025
Merged

Add select interface support #899

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1b9425e
Update ff_declare_syscalls.h
liujinhui-job Jun 8, 2025
c0a7f47
Update ff_hook_syscall.c
liujinhui-job Jun 8, 2025
ba8dc57
Update ff_linux_syscall.c
liujinhui-job Jun 8, 2025
b728216
Update ff_socket_ops.c
liujinhui-job Jun 8, 2025
bd3c8bb
Update ff_socket_ops.h
liujinhui-job Jun 8, 2025
9a99ddc
Update ff_sysproto.h
liujinhui-job Jun 8, 2025
94cc487
Update Makefile
liujinhui-job Jun 8, 2025
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10 changes: 10 additions & 0 deletions adapter/syscall/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,12 @@ endif
# like linux kernel.
#FF_USE_THREAD_STRUCT_HANDLE=1

# If FF_PRELOAD_SUPPORT_SELECT is enabled, we can use select in LD_PRELOAD mode.
# However, we need to set the value of FF_KERNEL_MAX_FD_SELECT based on our requirements to ensure file descriptors
# (FDs) for the user-space protocol stack can be covered by the select interface.
#FF_PRELOAD_SUPPORT_SELECT=1
#FF_KERNEL_MAX_FD_SELECT=128

PKGCONF ?= pkg-config

ifndef DEBUG
Expand Down Expand Up @@ -57,6 +63,10 @@ ifdef FF_USE_THREAD_STRUCT_HANDLE
CFLAGS+= -DFF_USE_THREAD_STRUCT_HANDLE
endif

ifdef FF_PRELOAD_SUPPORT_SELECT
CFLAGS+= -DFF_PRELOAD_SUPPORT_SELECT -DFF_KERNEL_MAX_FD_SELECT=$(FF_KERNEL_MAX_FD_SELECT) -DFF_USE_THREAD_STRUCT_HANDLE
endif

CFLAGS += -fPIC -Wall -Werror $(shell $(PKGCONF) --cflags libdpdk)

INCLUDES= -I. -I${FF_PATH}/lib
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1 change: 1 addition & 0 deletions adapter/syscall/ff_declare_syscalls.h
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Expand Up @@ -28,4 +28,5 @@ FF_SYSCALL_DECL(int, epoll_create, (int));
FF_SYSCALL_DECL(int, epoll_ctl, (int, int, int, struct epoll_event *));
FF_SYSCALL_DECL(int, epoll_wait, (int, struct epoll_event *, int, int));
FF_SYSCALL_DECL(pid_t, fork, (void));
FF_SYSCALL_DECL(int, select, (int , fd_set *, fd_set *, fd_set *, struct timeval *));
#undef FF_SYSCALL_DECL
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