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Mark wire data structures in netatalk as __packed so that they are

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properly (un)padded on the arm platform.  With this change, FreeBSD/arm
boxes are able to route AppleTalk properly.

Submitted/tested by:	Nathan Whitehorn <nathanw at uchicago dot edu>
Tested on:		arm, i386, amd64
Approved by:		re (kensmith)
This commit is contained in:
Robert Watson 2007-06-28 12:54:58 +00:00
parent cf7e2eb063
commit b4f3a844d2
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=171078
2 changed files with 9 additions and 7 deletions
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5
sys/netatalk/aarp.h
View File

@ -42,7 +42,7 @@ union aapa {
u_char an_zero;
u_char an_net[2];
u_char an_node;
} ap_node;
} __packed ap_node;
};
struct ether_aarp {
@ -51,7 +51,8 @@ struct ether_aarp {
union aapa aarp_spu;
u_char aarp_tha[6];
union aapa aarp_tpu;
};
} __packed;
#define aarp_hrd eaa_hdr.ar_hrd
#define aarp_pro eaa_hdr.ar_pro
#define aarp_hln eaa_hdr.ar_hln

11
sys/netatalk/ddp.h
View File

@ -64,7 +64,7 @@ struct elaphdr {
u_char el_dnode;
u_char el_snode;
u_char el_type;
};
} __packed;
#define SZ_ELAPHDR 3
@ -90,7 +90,7 @@ struct ddpehdr {
unsigned dub_hops:4;
unsigned dub_pad:2;
#endif
} du_bits;
} __packed du_bits;
unsigned du_bytes;
} deh_u;
u_short deh_dnet;
@ -99,7 +99,7 @@ struct ddpehdr {
u_char deh_snode;
u_char deh_dport;
u_char deh_sport;
};
} __packed;
#define deh_pad deh_u.du_bits.dub_pad
#define deh_hops deh_u.du_bits.dub_hops
#define deh_len deh_u.du_bits.dub_len
@ -123,10 +123,11 @@ struct ddpshdr {
unsigned dub_len:10;
unsigned dub_pad:6;
#endif
} du_bits;
} __packed du_bits;
unsigned du_bytes;
} dsh_u;
};
} __packed;
#define dsh_pad dsh_u.du_bits.dub_pad
#define dsh_len dsh_u.du_bits.dub_len
#define dsh_dport dsh_u.du_bits.dub_dport