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selftests/bpf: Add sysctl and strtoX helpers to bpf_helpers.h
Add bpf_sysctl_* and bpf_strtoX helpers to bpf_helpers.h. Signed-off-by: Andrey Ignatov <rdna@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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@ -192,6 +192,25 @@ static int (*bpf_skb_ecn_set_ce)(void *ctx) =
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static int (*bpf_tcp_check_syncookie)(struct bpf_sock *sk,
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void *ip, int ip_len, void *tcp, int tcp_len) =
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(void *) BPF_FUNC_tcp_check_syncookie;
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static int (*bpf_sysctl_get_name)(void *ctx, char *buf,
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unsigned long long buf_len,
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unsigned long long flags) =
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(void *) BPF_FUNC_sysctl_get_name;
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static int (*bpf_sysctl_get_current_value)(void *ctx, char *buf,
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unsigned long long buf_len) =
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(void *) BPF_FUNC_sysctl_get_current_value;
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static int (*bpf_sysctl_get_new_value)(void *ctx, char *buf,
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unsigned long long buf_len) =
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(void *) BPF_FUNC_sysctl_get_new_value;
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static int (*bpf_sysctl_set_new_value)(void *ctx, const char *buf,
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unsigned long long buf_len) =
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(void *) BPF_FUNC_sysctl_set_new_value;
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static int (*bpf_strtol)(const char *buf, unsigned long long buf_len,
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unsigned long long flags, long *res) =
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(void *) BPF_FUNC_strtol;
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static int (*bpf_strtoul)(const char *buf, unsigned long long buf_len,
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unsigned long long flags, unsigned long *res) =
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(void *) BPF_FUNC_strtoul;
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/* llvm builtin functions that eBPF C program may use to
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* emit BPF_LD_ABS and BPF_LD_IND instructions
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