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net: Refactor to protect access to the NetState variable

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Changes to NetState now go through an accessor function called
net_set_state()

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Joe Hershberger
2012-05-23 07:59:14 +00:00
parent adf5d93e44
commit 22f6e99d5b
9 changed files with 48 additions and 37 deletions
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8
net/tftp.c
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@@ -177,7 +177,7 @@ store_block(unsigned block, uchar *src, unsigned len)
rc = flash_write((char *)src, (ulong)(load_addr+offset), len);
if (rc) {
flash_perror(rc);
NetState = NETLOOP_FAIL;
net_set_state(NETLOOP_FAIL);
return;
}
} else
@@ -300,7 +300,7 @@ static void tftp_complete(void)
}
#endif
puts("\ndone\n");
NetState = NETLOOP_SUCCESS;
net_set_state(NETLOOP_SUCCESS);
}
static void
@@ -627,7 +627,7 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
if (MasterClient && (TftpBlock >= TftpEndingBlock)) {
puts("\nMulticast tftp done\n");
mcast_cleanup();
NetState = NETLOOP_SUCCESS;
net_set_state(NETLOOP_SUCCESS);
}
} else
#endif
@@ -644,7 +644,7 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
case TFTP_ERR_ACCESS_DENIED:
puts("Not retrying...\n");
eth_halt();
NetState = NETLOOP_FAIL;
net_set_state(NETLOOP_FAIL);
break;
case TFTP_ERR_UNDEFINED:
case TFTP_ERR_DISK_FULL: