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/* ISC license. */
#include <sys/types.h>
#include <bearssl.h>
#include <skalibs/stralloc.h>
#include <skalibs/genalloc.h>
#include <s6-networking/sbearssl.h>
#include "sbearssl-internal.h"
int sbearssl_ta_readfile_internal (char const *file, genalloc *taga, stralloc *tasa, genalloc *certga, stralloc *certsa)
{
size_t i = 0 ;
size_t certsabase = certsa->len ;
size_t certgabase = genalloc_len(sbearssl_ta, certga) ;
size_t tasabase = tasa->len ;
size_t tagabase = genalloc_len(sbearssl_ta, taga) ;
int tasawasnull = !tasa->s ;
int tagawasnull = !genalloc_s(sbearssl_ta, taga) ;
int r = sbearssl_cert_read(file, certga, certsa) ;
sbearssl_cert *p = genalloc_s(sbearssl_cert, certga) ;
size_t n = genalloc_len(sbearssl_cert, certga) ;
if (r) return r ;
for (; i < n ; i++)
{
sbearssl_ta ta ;
r = sbearssl_ta_cert(&ta, p + i, certsa->s, tasa) ;
if (r) goto fail ;
if (!genalloc_append(sbearssl_ta, taga, &ta)) goto rfail ;
}
genalloc_setlen(sbearssl_ta, certga, certgabase) ;
certsa->len = certsabase ;
return 0 ;
rfail:
r = -1 ;
fail:
genalloc_setlen(sbearssl_ta, certga, certgabase) ;
certsa->len = certsabase ;
if (tagawasnull) genalloc_free(sbearssl_ta, taga) ;
else genalloc_setlen(sbearssl_ta, taga, tagabase) ;
if (tasawasnull) stralloc_free(tasa) ;
else tasa->len = tasabase ;
return r ;
}
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