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Custom extension revision.

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Use the same structure for client and server custom extensions.

Add utility functions in new file t1_ext.c.
Use new utility functions to handle custom server and client extensions
and remove a lot of code duplication.
Reviewed-by: Emilia Käsper <emilia@openssl.org>
(cherry picked from commit ecf4d66090)

Conflicts:

	ssl/ssl_lib.c
	ssl/ssl_locl.h
	ssl/t1_lib.c
This commit is contained in:
Dr. Stephen Henson
2014-08-10 12:08:08 +01:00
parent da67a0ae34
commit 0a4fe37fc6
8 changed files with 283 additions and 209 deletions
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70
ssl/ssl_lib.c
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@@ -1726,76 +1726,6 @@ void SSL_CTX_set_next_proto_select_cb(SSL_CTX *ctx, int (*cb) (SSL *s, unsigned
}
# endif
static int cert_set_custom_cli_ext(CERT *cert, unsigned short ext_type,
custom_cli_ext_first_cb_fn fn1,
custom_cli_ext_second_cb_fn fn2, void* arg)
{
size_t i;
custom_cli_ext_record* record;
/* Check for duplicates */
for (i=0; i < cert->custom_cli_ext_records_count; i++)
if (ext_type == cert->custom_cli_ext_records[i].ext_type)
return 0;
cert->custom_cli_ext_records = OPENSSL_realloc(cert->custom_cli_ext_records,
(cert->custom_cli_ext_records_count + 1) *
sizeof(custom_cli_ext_record));
if (!cert->custom_cli_ext_records) {
cert->custom_cli_ext_records_count = 0;
return 0;
}
cert->custom_cli_ext_records_count++;
record = &cert->custom_cli_ext_records[cert->custom_cli_ext_records_count - 1];
record->ext_type = ext_type;
record->fn1 = fn1;
record->fn2 = fn2;
record->arg = arg;
return 1;
}
static int cert_set_custom_srv_ext(CERT *cert, unsigned short ext_type,
custom_srv_ext_first_cb_fn fn1,
custom_srv_ext_second_cb_fn fn2, void* arg)
{
size_t i;
custom_srv_ext_record* record;
/* Check for duplicates */
for (i=0; i < cert->custom_srv_ext_records_count; i++)
if (ext_type == cert->custom_srv_ext_records[i].ext_type)
return 0;
cert->custom_srv_ext_records = OPENSSL_realloc(cert->custom_srv_ext_records,
(cert->custom_srv_ext_records_count + 1) *
sizeof(custom_srv_ext_record));
if (!cert->custom_srv_ext_records) {
cert->custom_srv_ext_records_count = 0;
return 0;
}
cert->custom_srv_ext_records_count++;
record = &cert->custom_srv_ext_records[cert->custom_srv_ext_records_count - 1];
record->ext_type = ext_type;
record->fn1 = fn1;
record->fn2 = fn2;
record->arg = arg;
return 1;
}
int SSL_CTX_set_custom_cli_ext(SSL_CTX *ctx, unsigned short ext_type,
custom_cli_ext_first_cb_fn fn1,
custom_cli_ext_second_cb_fn fn2, void *arg)
{
return cert_set_custom_cli_ext(ctx->cert, ext_type, fn1, fn2,arg);
}
int SSL_CTX_set_custom_srv_ext(SSL_CTX *ctx, unsigned short ext_type,
custom_srv_ext_first_cb_fn fn1,
custom_srv_ext_second_cb_fn fn2, void *arg)
{
return cert_set_custom_srv_ext(ctx->cert, ext_type, fn1, fn2,arg);
}
/* SSL_CTX_set_alpn_protos sets the ALPN protocol list on |ctx| to |protos|.
* |protos| must be in wire-format (i.e. a series of non-empty, 8-bit
* length-prefixed strings).