📄 rsa2pub.c
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#include <u.h>#include <libc.h>#include <auth.h>#include <mp.h>#include <libsec.h>#include "rsa2any.h"voidusage(void){ fprint(2, "usage: auth/rsa2pub [file]\n"); exits("usage");}voidmain(int argc, char **argv){ RSApriv *key; Attr *a; char *s; fmtinstall('A', _attrfmt); fmtinstall('B', mpfmt); quotefmtinstall(); ARGBEGIN{ default: usage(); }ARGEND if(argc > 1) usage(); if((key = getkey(argc, argv, 0, &a)) == nil) sysfatal("%r"); s = smprint("key %A size=%d ek=%B n=%B\n", a, mpsignif(key->pub.n), key->pub.ek, key->pub.n); if(s == nil) sysfatal("smprint: %r"); write(1, s, strlen(s)); exits(nil);}
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