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/* ISC license. */
#include <string.h>
#include <bearssl.h>
#include <skalibs/stralloc.h>
#include <skalibs/genalloc.h>
#include <skalibs/avltree.h>
#include <s6-networking/sbearssl.h>
#include "sbearssl-internal.h"
int sbearssl_sni_policy_add_keypair_file (sbearssl_sni_policy_context *pol, char const *servername, char const *certfile, char const *keyfile)
{
size_t sabase = pol->storage.len ;
size_t gabase = genalloc_len(sbearssl_cert, &pol->certga) ;
size_t mbase = genalloc_len(sbearssl_sni_policy_node, &pol->mapga) ;
sbearssl_sni_policy_node node = { .servername = sabase, .chainindex = gabase } ;
int e ;
if (!stralloc_catb(&pol->storage, servername, strlen(servername) + 1)) return -1 ;
e = sbearssl_cert_readbigpem(certfile, &pol->certga, &pol->storage) ;
if (e) goto err0 ;
node.chainlen = genalloc_len(sbearssl_cert, &pol->certga) - node.chainindex ;
e = sbearssl_skey_readfile(keyfile, &node.skey, &pol->storage) ;
if (e) goto err1 ;
e = genalloc_catb(sbearssl_sni_policy_node, &pol->mapga, &node, 1) ? 0 : -1 ;
if (e) goto err2 ;
e = avltree_insert(&pol->map, mbase) ? 0 : -1 ;
if (e) goto err3 ;
return 0 ;
err3:
if (mbase) genalloc_setlen(sbearssl_sni_policy_node, &pol->mapga, mbase) ;
else genalloc_free(sbearssl_sni_policy_node, &pol->mapga) ;
err2:
sbearssl_skey_wipe(&node.skey, pol->storage.s) ;
err1:
if (gabase) genalloc_setlen(sbearssl_cert, &pol->certga, gabase) ;
else genalloc_free(sbearssl_sni_policy_node, &pol->mapga) ;
err0:
if (sabase) pol->storage.len = sabase ;
else stralloc_free(&pol->storage) ;
return e ;
}
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