Set len and cap in golang_net_http_gzipreader_read_uprobe as well

2025-06-28 00:59:58 +00:00 · 2022-06-02 01:10:02 +03:00 · 2022-06-02 01:10:02 +03:00 · 9f6188a4cb
commit 9f6188a4cb
parent f80556d21c
3 changed files with 2 additions and 0 deletions
--- a/tap/tlstapper/bpf/golang_uprobes.c
+++ b/tap/tlstapper/bpf/golang_uprobes.c
@ -162,6 +162,8 @@ static __always_inline int golang_net_http_gzipreader_read_uprobe(struct pt_regs
    b->conn_addr = s->conn_addr;
    b->is_request = false;
    b->is_gzip_chunk = true;
+    b->len = ctx->rax;
+    b->cap = ctx->rax; // no cap info

    __u64 data_p;
    // Address at ctx->rsp + 0x8 holds the data
--- a/tap/tlstapper/tlstapper_bpfeb.o
+++ b/tap/tlstapper/tlstapper_bpfeb.o
--- a/tap/tlstapper/tlstapper_bpfel.o
+++ b/tap/tlstapper/tlstapper_bpfel.o