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ENGINE uses a very opaque design, so we can predeclare the structure type

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in "types.h" so that very few headers will need to include engine.h,
generally only C files using API functions will need it (reducing
the header dependencies quite a lot).
This commit is contained in:
Geoff Thorpe 2001-09-12 02:34:20 +00:00
parent 409960491d
commit 1a1422643b
2 changed files with 2 additions and 7 deletions
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7
crypto/engine/engine.h
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@ -259,13 +259,6 @@ typedef int (*BN_MOD_EXP_CRT)(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
const BIGNUM *q, const BIGNUM *dmp1, const BIGNUM *dmq1,
const BIGNUM *iqmp, BN_CTX *ctx);
/* The list of "engine" types is a static array of (const ENGINE*)
* pointers (not dynamic because static is fine for now and we otherwise
* have to hook an appropriate load/unload function in to initialise and
* cleanup). */
struct engine_st;
typedef struct engine_st ENGINE;
/* Generic function pointer */
typedef int (*ENGINE_GEN_FUNC_PTR)();
/* Generic function pointer taking no arguments */

2
crypto/types.h
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@ -106,6 +106,8 @@ typedef struct X509_name_st X509_NAME;
typedef struct x509_store_st X509_STORE;
typedef struct x509_store_ctx_st X509_STORE_CTX;
typedef struct engine_st ENGINE;
/* If placed in pkcs12.h, we end up with a circular depency with pkcs7.h */
#define DECLARE_PKCS12_STACK_OF(type) /* Nothing */
#define IMPLEMENT_PKCS12_STACK_OF(type) /* Nothing */