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Red Hat Bugzilla – Attachment 1062783 Details for
Bug 1253474
glibc: no getrandom() syscall
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getrandom code
getrandom.c (text/plain), 461 bytes, created by
Nikos Mavrogiannopoulos
on 2015-08-13 18:50:43 UTC
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Description:
getrandom code
Filename:
MIME Type:
Creator:
Nikos Mavrogiannopoulos
Created:
2015-08-13 18:50:43 UTC
Size:
461 bytes
patch
obsolete
>#define _GNU_SOURCE >#include <linux/random.h> >#include <unistd.h> >#include <sys/syscall.h> >#include <stdio.h> >#include <string.h> > >/* int getrandom(void *buf, size_t buflen, unsigned int flags); */ > >int main() >{ > unsigned char buf[8]; > unsigned i; > > memset(buf, 0, sizeof(buf)); >#if 1 > getrandom(buf, sizeof(buf), 0); >#else > syscall(SYS_getrandom, buf, sizeof(buf), 0); >#endif > for (i=0;i<sizeof(buf);i++) > printf("%.2x:", (unsigned)buf[i]); > printf("\n"); > >}
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bug 1253474
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