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Diffstat (limited to 'contrib/syslinux/latest/com32/lib/syslinux/pxe_get_cached.c')
-rw-r--r--contrib/syslinux/latest/com32/lib/syslinux/pxe_get_cached.c96
1 files changed, 0 insertions, 96 deletions
diff --git a/contrib/syslinux/latest/com32/lib/syslinux/pxe_get_cached.c b/contrib/syslinux/latest/com32/lib/syslinux/pxe_get_cached.c
deleted file mode 100644
index 4704037..0000000
--- a/contrib/syslinux/latest/com32/lib/syslinux/pxe_get_cached.c
+++ /dev/null
@@ -1,96 +0,0 @@
-/* ----------------------------------------------------------------------- *
- *
- * Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
- *
- * Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without
- * restriction, including without limitation the rights to use,
- * copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom
- * the Software is furnished to do so, subject to the following
- * conditions:
- *
- * The above copyright notice and this permission notice shall
- * be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * ----------------------------------------------------------------------- */
-
-/*
- * pxe_get_cached.c
- *
- * PXE call "get cached info"
- */
-
-#include <stdlib.h>
-#include <stdint.h>
-#include <string.h>
-#include <com32.h>
-
-#include <syslinux/pxe.h>
-
-/* Returns the status code from PXE (0 on success),
- or -1 on invocation failure */
-int pxe_get_cached_info(int level, void **buf, size_t * len)
-{
- const int max_dhcp_packet = 2048;
- com32sys_t regs;
- t_PXENV_GET_CACHED_INFO *gci;
- void *bbuf, *nbuf;
- int err;
-
- gci = lmalloc(sizeof *gci + max_dhcp_packet);
- if (!gci)
- return -1;
-
- memset(&regs, 0, sizeof regs);
- regs.eax.w[0] = 0x0009;
- regs.ebx.w[0] = PXENV_GET_CACHED_INFO;
- regs.es = SEG(gci);
- /* regs.edi.w[0] = OFFS(gci); */
-
- bbuf = &gci[1];
-
- gci->Status = PXENV_STATUS_FAILURE;
- gci->PacketType = level;
- gci->BufferSize = gci->BufferLimit = max_dhcp_packet;
- gci->Buffer.seg = SEG(bbuf);
- gci->Buffer.offs = OFFS(bbuf);
-
- __intcall(0x22, &regs, &regs);
-
- if (regs.eflags.l & EFLAGS_CF) {
- err = -1;
- goto exit;
- }
-
- if (gci->Status) {
- err = gci->Status;
- goto exit;
- }
-
- nbuf = malloc(gci->BufferSize);
- if (!nbuf) {
- err = -1;
- goto exit;
- }
-
- memcpy(nbuf, bbuf, gci->BufferSize);
-
- *buf = nbuf;
- *len = gci->BufferSize;
- err = 0;
-
-exit:
- lfree(gci);
- return err;
-}