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Added API to save and restore session parameters (for controllable session resumption on the client side).

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This commit is contained in:
Thomas Pornin 2016-11-20 20:14:48 +01:00
parent d16eee962a
commit ab68048011
4 changed files with 219 additions and 169 deletions
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30
tools/sslio.c
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@ -67,6 +67,14 @@ dump_blob(const char *name, const void *data, size_t len)
static int
run_command(br_ssl_engine_context *cc, unsigned char *buf, size_t len)
{
/*
* A single static slot for saving session parameters.
*/
static br_ssl_session_parameters slot;
static int slot_used = 0;
size_t u;
if (len < 2 || len > 3) {
return 0;
}
@ -99,6 +107,28 @@ run_command(br_ssl_engine_context *cc, unsigned char *buf, size_t len)
fprintf(stderr, "forgetting session...\n");
br_ssl_client_forget_session((br_ssl_client_context *)cc);
return 1;
case 'S':
fprintf(stderr, "saving session parameters...\n");
br_ssl_engine_get_session_parameters(cc, &slot);
fprintf(stderr, " id = ");
for (u = 0; u < slot.session_id_len; u ++) {
fprintf(stderr, "%02X", slot.session_id[u]);
}
fprintf(stderr, "\n");
slot_used = 1;
return 1;
case 'P':
if (slot_used) {
fprintf(stderr, "restoring session parameters...\n");
fprintf(stderr, " id = ");
for (u = 0; u < slot.session_id_len; u ++) {
fprintf(stderr, "%02X", slot.session_id[u]);
}
fprintf(stderr, "\n");
br_ssl_engine_set_session_parameters(cc, &slot);
return 1;
}
return 0;
default:
return 0;
}