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#include <u.h>
#include <libc.h>
#include <auth.h>
#include <mp.h>
#include <libsec.h>
static char*
readfile(char *name)
{
int fd;
char *s;
Dir *d;
fd = open(name, OREAD);
if(fd < 0)
return nil;
if((d = dirfstat(fd)) == nil)
return nil;
s = malloc(d->length + 1);
if(s == nil || readn(fd, s, d->length) != d->length){
free(s);
free(d);
close(fd);
return nil;
}
close(fd);
s[d->length] = '\0';
free(d);
return s;
}
uchar*
readcert(char *filename, int *pcertlen)
{
char *pem;
uchar *binary;
pem = readfile(filename);
if(pem == nil){
werrstr("can't read %s", filename);
return nil;
}
binary = decodepem(pem, "CERTIFICATE", pcertlen, nil);
free(pem);
if(binary == nil){
werrstr("can't parse %s", filename);
return nil;
}
return binary;
}
PEMChain *
readcertchain(char *filename)
{
char *chfile;
PEMChain *chp;
chfile = readfile(filename);
if (chfile == nil) {
werrstr("can't read %s", filename);
return nil;
}
chp = decodepemchain(chfile, "CERTIFICATE");
return chp;
}
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