Make OpenSSL dependency optional (used for SHA1)

Can be disabled with --without-openssl, otherwise auto-detected.

1 files changed, 8 insertions, 0 deletions

diff --git a/src/ipsw.c b/src/ipsw.c
index c8659e3..e7bd639 100644
--- a/src/ipsw.c
+++ b/src/ipsw.c
@@ -32,7 +32,15 @@
 #include <limits.h>
 #include <sys/stat.h>
 #include <zip.h>
+#ifdef HAVE_OPENSSL
 #include <openssl/sha.h>
+#else
+#include "sha1.h"
+#define SHA_CTX SHA1_CTX
+#define SHA1_Init SHA1Init
+#define SHA1_Update SHA1Update
+#define SHA1_Final SHA1Final
+#endif
 
 #include "ipsw.h"
 #include "locking.h"