mirror of
https://github.com/checkpoint-restore/criu
synced 2025-08-29 05:18:00 +00:00
93dd984ca0
Acked-by: Mike Rapoport <rppt@linux.ibm.com> Signed-off-by: Adrian Reber <areber@redhat.com>
38 lines
722 B
C
38 lines
722 B
C
#include <sys/mman.h>
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#include <compel/plugins.h>
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#include <compel/plugins/shmem.h>
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#include <compel/plugins/std/syscall.h>
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#include "shmem.h"
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#include "std-priv.h"
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void *shmem_create(unsigned long size)
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{
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int ret;
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void *mem;
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struct shmem_plugin_msg spi;
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mem = (void *)sys_mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, 0, 0);
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if (mem == MAP_FAILED)
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return NULL;
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spi.start = (unsigned long)mem;
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spi.len = size;
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ret = sys_write(std_ctl_sock(), &spi, sizeof(spi));
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if (ret != sizeof(spi)) {
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sys_munmap(mem, size);
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return NULL;
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}
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return mem;
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}
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void *shmem_receive(unsigned long *size)
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{
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/* master -> parasite not implemented yet */
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return NULL;
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}
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PLUGIN_REGISTER_DUMMY(shmem)
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