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1710 Commits

Author SHA1 Message Date
Michael Brown 075f8144ff Have DHCP set the nameserver, rather than DNS read the DHCP nameserver
value.
2007-01-18 21:22:03 +00:00
Michael Brown c014f607a8 Use total free memory as advertised window. This seems to be sufficient
to avoid drops even on slow NICs.
2007-01-18 20:39:17 +00:00
Michael Brown 6d4e37cf42 Move include/malloc.h to include/gpxe/malloc.h, since everything in there
is now gPXE-specific.  (The standard malloc() et al have been in stdlib.h
for a while).

Add free memory counter.
2007-01-18 20:11:04 +00:00
Michael Brown 5ff23aa406 Include stdlib.h rather than malloc.h 2007-01-18 20:06:03 +00:00
Michael Brown d12770e254 console.h is no longer needed for debugging 2007-01-18 19:13:25 +00:00
Michael Brown 37f1b12587 Allow truly arbitrary debug levels to be specified via DEBUG= 2007-01-18 19:00:09 +00:00
Michael Brown 5d57cd47a2 Declaring the CPU architecture in the middle of an assembly file is
somewhat redundant, and also causes gas to complain when we include
the profiling code (which uses an i586 instruction).
2007-01-18 18:53:32 +00:00
Michael Brown f781a98ac4 Add DBGLVL_PROFILE 2007-01-18 17:59:59 +00:00
Michael Brown 05f4c3d176 Remove the one-packet-per-poll-cycle limit; it seems to no longer be
needed now that performance is up.
2007-01-18 16:50:35 +00:00
Michael Brown 5b00fbade3 Increase window size to 64kB. Line rate downloads on a 100Mbps link,
anyone?
2007-01-18 16:39:55 +00:00
Michael Brown bd95927386 Accelerate memcpy() by around 32% on large, dword-aligned copies. 2007-01-18 15:18:02 +00:00
Michael Brown c8b3e969a0 Allow buffers to be pre-expanded on demand. 2007-01-18 15:13:41 +00:00
Michael Brown 6c72bf13a1 Presize the download buffer when we see the Content-Length header;
this saves around 70us per received packet (which is around 50% of the
overall packet processing time).
2007-01-18 13:26:57 +00:00
Michael Brown 08da93a311 Reorder functions to more closely reflect the flow of control 2007-01-18 13:10:26 +00:00
Michael Brown 35776f481c Don't always zero memory in malloc(). This saves around 2us on a
full-length PKB allocation.
2007-01-18 12:54:18 +00:00
Michael Brown 06630a3036 Switch from calloc() to malloc()+memset() to match the practices used
almost everywhere else.
2007-01-18 12:45:58 +00:00
Michael Brown 48fe701716 Respect the RX quota. This improves poll time by about 0.7us when the
quota is 1.
2007-01-18 12:34:12 +00:00
Michael Brown dd6d94004f HTTP/DNS now working fully asynchronously. HTTP/IP addresses and any
other protocol won't work at the moment.
2007-01-18 03:39:45 +00:00
Michael Brown 0b11733b75 Replacement for fetch() which operates asynchronously and identifies
protocols by URI scheme.
2007-01-18 03:37:05 +00:00
Michael Brown 99e58865c7 Use struct sockaddr rather than struct sockaddr_tcpip
Tidy up code
2007-01-18 03:35:00 +00:00
Michael Brown 6601a7da6a Added async_uninit() to simplify failure paths. 2007-01-18 03:29:40 +00:00
Michael Brown 5a807994d8 Add utility function to parse port from URI 2007-01-18 03:28:55 +00:00
Michael Brown 8ffbbebf11 Ensure that struct sockaddr is long enough... 2007-01-18 03:28:29 +00:00
Michael Brown 9828181e3b Obsolete 2007-01-18 01:05:09 +00:00
Michael Brown 544fa25928 Rename e{malloc,realloc,free} to u{malloc,realloc,free}, to more obviously
reflect the fact that they allocate and deallocate user memory (i.e.
things reached through a userptr_t).
2007-01-16 08:36:42 +00:00
Michael Brown ff8528ea9a Create and use async_block() macro; it cuts down on the visual overhead
of blocking on asynchronous operations, when that isn't an important
aspect of the code.
2007-01-16 08:10:54 +00:00
Michael Brown f11da20f25 When a network device is specified to tcpip_tx() or it's children, treat
it as a fallback network device rather than an explicitly forced network
device.

Clear routing table entries before re-attempting DHCP.
2007-01-16 04:09:13 +00:00
Michael Brown 1a1fc23417 Improve debugging 2007-01-16 03:29:15 +00:00
Michael Brown bcdb6fad3e Improve debug messages 2007-01-16 03:19:40 +00:00
Michael Brown 835d35749f Improved debugging 2007-01-16 03:10:37 +00:00
Michael Brown 143d14614d Quickly hack in DNS resolution as a proof of concept 2007-01-15 17:32:52 +00:00
Michael Brown 9af12d5fba A working DNS resolver (not yet tied in to anything) 2007-01-15 17:31:35 +00:00
Michael Brown df0397f334 Update TFTP and FTP to take the same temporary URI scheme as HTTP 2007-01-15 09:58:26 +00:00
Michael Brown afa752f5fb Protocol's get() method no longer takes ownership of the URI. HTTP is the
exception rather than the rule; we may as well keep things clean for other
protocols.
2007-01-15 09:18:06 +00:00
Michael Brown 1f92c6b3e8 Must free http on the error path; nothing else will do it 2007-01-15 09:08:40 +00:00
Michael Brown c676591cd1 Unmaintained example code is probably worse than useless. 2007-01-15 09:06:12 +00:00
Michael Brown 4e20d73bb5 Gave asynchronous operations approximate POSIX signal semantics. This
will enable us to cascade async operations, which is necessary in order to
properly support DNS.  (For example, an HTTP request may have to redirect
to a new location and will have to perform a new DNS lookup, so we can't
just rely on doing the name lookup at the time of parsing the initial
URL).

Anything other than HTTP is probably broken right now; I'll fix the others
up asap.
2007-01-15 08:49:10 +00:00
Michael Brown ec75b269d3 Add missing include 2007-01-15 08:44:05 +00:00
Michael Brown 90d859c34b Add ETIMEDOUT 2007-01-15 02:46:56 +00:00
Michael Brown 26166cf5e0 Added a URI parser that should be standards conformant. (It can certainly
handle something as convoluted as

  ftp://joe:secret@insecure.org:8081/hidden/path/to?what=is#this
2007-01-14 23:48:31 +00:00
Michael Brown a5a330339b Split DBG() statement containing two inet_ntoa() statements; they
return a static buffer.
2007-01-14 19:58:41 +00:00
Michael Brown ce7289a766 Dump buffer and packet information in PXENV_UDP_READ as well 2007-01-14 18:22:37 +00:00
Michael Brown 76aa9ad07d Make TCP give up immediately when it receives -ENETUNREACH from
tcpip_tx().  This avoids the irritating wait when you accidentally type
"kernel pxelinux.0" before bringing up the network interface.

Add ENETUNREACH to strerror()'s list.
2007-01-14 16:47:03 +00:00
Michael Brown c953c1a1c3 Use -ENETUNREACH to mean "no reachable network device exists, don't bother
retrying".
2007-01-14 16:22:10 +00:00
Michael Brown 8edf8f6fa8 Add the "initrd" command 2007-01-14 16:09:48 +00:00
Michael Brown a5f6408d8e We can now load an initrd as well as a kernel 2007-01-14 16:09:01 +00:00
Michael Brown b9f99858ab Make the getmemsize() prototype available in memsizes.h, for code that
doesn't want to go to the hassle of processing a full memory map.
2007-01-14 15:32:25 +00:00
Michael Brown c1fd6e8dc7 Once image type has been set, do not autoprobe further 2007-01-14 15:25:23 +00:00
Michael Brown 99272f958b Typo 2007-01-14 15:13:33 +00:00
Michael Brown 10c9b03cdb Actually, the initrd image should be architecture-independent. 2007-01-14 15:07:11 +00:00