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| author |   Luca Boccassi <luca.boccassi@gmail.com> | 2018-08-14 18:52:30 +0100 |
|---|---|---|
| committer | Luca Boccassi <luca.boccassi@gmail.com> | 2018-08-14 18:53:17 +0100 |
| commit | b63264c8342e6a1b6971c79550d2af2024b6a4de (patch) | |
| tree | 83114aac64286fe616506c0b3dfaec2ab86ef835 /lib/librte_bpf/bpf_impl.h | |
| parent | ca33590b6af032bff57d9cc70455660466a654b2 (diff) | |
New upstream version 18.08upstream/18.08
Change-Id: I32fdf5e5016556d9c0a6d88ddaf1fc468961790a
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'lib/librte_bpf/bpf_impl.h')
| -rw-r--r-- | lib/librte_bpf/bpf_impl.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/lib/librte_bpf/bpf_impl.h b/lib/librte_bpf/bpf_impl.h new file mode 100644 index 00000000..b577e2cb --- /dev/null +++ b/lib/librte_bpf/bpf_impl.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2018 Intel Corporation + */ + +#ifndef _BPF_H_ +#define _BPF_H_ + +#include <rte_bpf.h> +#include <sys/mman.h> + +#ifdef __cplusplus +extern "C" { +#endif + +#define MAX_BPF_STACK_SIZE 0x200 + +struct rte_bpf { + struct rte_bpf_prm prm; + struct rte_bpf_jit jit; + size_t sz; + uint32_t stack_sz; +}; + +extern int bpf_validate(struct rte_bpf *bpf); + +extern int bpf_jit(struct rte_bpf *bpf); + +#ifdef RTE_ARCH_X86_64 +extern int bpf_jit_x86(struct rte_bpf *); +#endif + +extern int rte_bpf_logtype; + +#define RTE_BPF_LOG(lvl, fmt, args...) \ + rte_log(RTE_LOG_## lvl, rte_bpf_logtype, fmt, ##args) + +static inline size_t +bpf_size(uint32_t bpf_op_sz) +{ + if (bpf_op_sz == BPF_B) + return sizeof(uint8_t); + else if (bpf_op_sz == BPF_H) + return sizeof(uint16_t); + else if (bpf_op_sz == BPF_W) + return sizeof(uint32_t); + else if (bpf_op_sz == EBPF_DW) + return sizeof(uint64_t); + return 0; +} + +#ifdef __cplusplus +} +#endif + +#endif /* _BPF_H_ */ |