TCPH_HDRLEN is only used within LwIP.
 
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TCPH_HDRLEN macro

Syntax

#define TCPH_HDRLEN(phdr) ((u16_t)(lwip_ntohs((phdr)->_hdrlen_rsvd_flags) >> 12))

Arguments

phdr

References

LocationText
tcp.h:85
#define TCPH_HDRLEN(phdr) ((u16_t)(lwip_ntohs((phdr)->_hdrlen_rsvd_flags) >> 12))
tcp.h:86
#define TCPH_HDRLEN_BYTES(phdr) ((u8_t)(TCPH_HDRLEN(phdr) << 2))