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curl_setup.h avoid GnuTLS wolfSSL MD4_CTX type conflict

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-DCURL_USE_GNUTLS=ON -DCURL_USE_WOLFSSL=ON

```
lib/md4.c:98:24: error: typedef redefinition with different types ('struct md4_ctx' vs 'WOLFSSL_MD4_CTX' (aka 'struct WOLFSSL_MD4_CTX'))
   98 | typedef struct md4_ctx MD4_CTX;
      |                        ^
/opt/homebrew/Cellar/wolfssl/5.8.0/include/wolfssl/openssl/md4.h:51:25: note: previous definition is here
   51 | typedef WOLFSSL_MD4_CTX MD4_CTX;
      |                         ^
In file included from _buildroulette/bld/lib/CMakeFiles/curlu.dir/Unity/unity_0_c.c:235:
lib/md4.c💯12: error: static declaration of 'wolfSSL_MD4_Init' follows non-static declaration
  100 | static int MD4_Init(MD4_CTX *ctx)
      |            ^
/opt/homebrew/Cellar/wolfssl/5.8.0/include/wolfssl/openssl/ssl.h:859:41: note: expanded from macro 'MD4_Init'
  859 | #define MD4_Init                        wolfSSL_MD4_Init
      |                                         ^
/opt/homebrew/Cellar/wolfssl/5.8.0/include/wolfssl/openssl/md4.h:44:18: note: previous declaration is here
   44 | WOLFSSL_API void wolfSSL_MD4_Init(WOLFSSL_MD4_CTX* md4);
      |                  ^
In file included from _buildroulette/bld/lib/CMakeFiles/curlu.dir/Unity/unity_0_c.c:235:
lib/md4.c:102:12: error: incompatible pointer types passing 'MD4_CTX *' (aka 'struct WOLFSSL_MD4_CTX *') to parameter of type 'struct md4_ctx *' [-Werror,-Wincompatible-pointer-types]
  102 |   md4_init(ctx);
      |            ^~~
/opt/homebrew/Cellar/nettle/3.10.2/include/nettle/md4.h:66:26: note: passing argument to parameter 'ctx' here
   66 | md4_init(struct md4_ctx *ctx);
      |                          ^
In file included from _buildroulette/bld/lib/CMakeFiles/curlu.dir/Unity/unity_0_c.c:235:
lib/md4.c:106:13: error: static declaration of 'wolfSSL_MD4_Update' follows non-static declaration
  106 | static void MD4_Update(MD4_CTX *ctx, const void *data, unsigned long size)
      |             ^
/opt/homebrew/Cellar/wolfssl/5.8.0/include/wolfssl/openssl/ssl.h:860:41: note: expanded from macro 'MD4_Update'
  860 | #define MD4_Update                      wolfSSL_MD4_Update
      |                                         ^
/opt/homebrew/Cellar/wolfssl/5.8.0/include/wolfssl/openssl/md4.h:45:18: note: previous declaration is here
   45 | WOLFSSL_API void wolfSSL_MD4_Update(WOLFSSL_MD4_CTX* md4, const void* data,
      |                  ^
In file included from _buildroulette/bld/lib/CMakeFiles/curlu.dir/Unity/unity_0_c.c:235:
lib/md4.c:108:14: error: incompatible pointer types passing 'MD4_CTX *' (aka 'struct WOLFSSL_MD4_CTX *') to parameter of type 'struct md4_ctx *' [-Werror,-Wincompatible-pointer-types]
  108 |   md4_update(ctx, size, data);
      |              ^~~
/opt/homebrew/Cellar/nettle/3.10.2/include/nettle/md4.h:69:28: note: passing argument to parameter 'ctx' here
   69 | md4_update(struct md4_ctx *ctx,
      |                            ^
In file included from _buildroulette/bld/lib/CMakeFiles/curlu.dir/Unity/unity_0_c.c:235:
lib/md4.c:111:13: error: static declaration of 'wolfSSL_MD4_Final' follows non-static declaration
  111 | static void MD4_Final(unsigned char *result, MD4_CTX *ctx)
      |             ^
/opt/homebrew/Cellar/wolfssl/5.8.0/include/wolfssl/openssl/ssl.h:861:41: note: expanded from macro 'MD4_Final'
  861 | #define MD4_Final                       wolfSSL_MD4_Final
      |                                         ^
/opt/homebrew/Cellar/wolfssl/5.8.0/include/wolfssl/openssl/md4.h:47:18: note: previous declaration is here
   47 | WOLFSSL_API void wolfSSL_MD4_Final(unsigned char* digest, WOLFSSL_MD4_CTX* md4);
      |                  ^
In file included from _buildroulette/bld/lib/CMakeFiles/curlu.dir/Unity/unity_0_c.c:235:
lib/md4.c:113:14: error: incompatible pointer types passing 'MD4_CTX *' (aka 'struct WOLFSSL_MD4_CTX *') to parameter of type 'struct md4_ctx *' [-Werror,-Wincompatible-pointer-types]
  113 |   md4_digest(ctx, MD4_DIGEST_SIZE, result);
      |              ^~~
/opt/homebrew/Cellar/nettle/3.10.2/include/nettle/md4.h:74:28: note: passing argument to parameter 'ctx' here
   74 | md4_digest(struct md4_ctx *ctx,
      |                            ^
7 errors generated.
```
This commit is contained in:
Viktor Szakats 2025-07-18 21:43:31 +02:00
parent c7cf70453b
commit bdf240b7fa
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GPG key ID: B5ABD165E2AEF201
1 changed files with 4 additions and 0 deletions
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4
lib/curl_setup.h
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@ -739,6 +739,10 @@
#if defined(USE_WOLFSSL) && defined(USE_GNUTLS)
/* Avoid defining unprefixed wolfSSL SHA macros colliding with nettle ones */
#define NO_OLD_WC_NAMES
/* Prevent wolfSSL headers including wolfssl/openssl/md4.h, to avoid its MD4_CTX
type clashing with the one defined via nettle/md4.h, and used in md4.c when
GnuTLS is enabled. */
#define NO_MD4
#endif
/* Single point where USE_SPNEGO definition might be defined */