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Replace all random functions with isc_random, isc_random_buf and isc_random_uniform API.

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The three functions has been modeled after the arc4random family of
functions, and they will always return random bytes.

The isc_random family of functions internally use these CSPRNG (if available):

1. getrandom() libc call (might be available on Linux and Solaris)
2. SYS_getrandom syscall (might be available on Linux, detected at runtime)
3. arc4random(), arc4random_buf() and arc4random_uniform() (available on BSDs and Mac OS X)
4. crypto library function:
4a. RAND_bytes in case OpenSSL
4b. pkcs_C_GenerateRandom() in case PKCS#11 library
This commit is contained in:
Ondřej Surý
2018-04-22 14:56:28 +02:00
committed by Witold Kręcicki
parent 74dd289a1c
commit 3a4f820d62
115 changed files with 406 additions and 4912 deletions
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12
bin/tests/optional/dst_test.c
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@@ -16,7 +16,6 @@
#include <unistd.h> /* XXX */
#include <isc/buffer.h>
#include <isc/entropy.h>
#include <isc/mem.h>
#include <isc/print.h>
#include <isc/region.h>
@@ -228,7 +227,6 @@ generate(int alg, isc_mem_t *mctx) {
int
main(void) {
isc_mem_t *mctx = NULL;
isc_entropy_t *ectx = NULL;
isc_buffer_t b;
dns_fixedname_t fname;
dns_name_t *name;
@@ -248,14 +246,7 @@ main(void) {
dns_result_register();
result = isc_entropy_create(mctx, &ectx);
if (result != ISC_R_SUCCESS)
return (1);
result = isc_entropy_createfilesource(ectx, "randomfile");
if (result != ISC_R_SUCCESS)
return (1);
dst_lib_init(mctx, ectx, NULL,
ISC_ENTROPY_BLOCKING|ISC_ENTROPY_GOODONLY);
dst_lib_init(mctx, NULL);
name = dns_fixedname_initname(&fname);
isc_buffer_constinit(&b, "test.", 5);
@@ -283,7 +274,6 @@ main(void) {
generate(DST_ALG_HMACMD5, mctx);
dst_lib_destroy();
isc_entropy_detach(&ectx);
isc_mem_put(mctx, current, 256);
/* isc_mem_stats(mctx, stdout);*/