index: remove support of old index format

It's no longer needed or used.

src/apk_package.h

@@ -32,7 +32,6 @@ struct apk_name;
 #define APK_SIGN_NONE			0
 #define APK_SIGN_VERIFY			1
 #define APK_SIGN_VERIFY_IDENTITY	2
-#define APK_SIGN_GENERATE_V1		3
 #define APK_SIGN_GENERATE		4
 #define APK_SIGN_VERIFY_AND_GENERATE	5
 

src/index.c

@@ -17,8 +17,6 @@
 #include "apk_database.h"
 #include "apk_print.h"
 
-#define INDEX_OLD_FORMAT	0x10000
-
 struct counts {
 	int unsatisfied;
 };
@@ -46,9 +44,6 @@ static int index_parse(void *ctx, struct apk_db_options *dbopts,
 	case 'd':
 		ictx->description = optarg;
 		break;
-	case INDEX_OLD_FORMAT:
-		ictx->method = APK_SIGN_GENERATE_V1;
-		break;
 	default:
 		return -1;
 	}
@@ -219,8 +214,6 @@ static struct apk_option index_options[] = {
 	{ 'd', "description", "Embed TEXT as description and version "
 	  "information of the repository index",
 	  required_argument, "TEXT" },
-	{ INDEX_OLD_FORMAT, "old-format",
-	  "Specify to create old style index files" }
 };
 
 static struct apk_applet apk_index = {

src/package.c

@@ -367,11 +367,6 @@ void apk_sign_ctx_init(struct apk_sign_ctx *ctx, int action,
 		}
 		memcpy(&ctx->identity, identity, sizeof(ctx->identity));
 		break;
-	case APK_SIGN_GENERATE_V1:
-		ctx->md = EVP_md5();
-		ctx->control_started = 1;
-		ctx->data_started = 1;
-		break;
 	case APK_SIGN_GENERATE:
 	case APK_SIGN_VERIFY_AND_GENERATE:
 		ctx->md = EVP_sha1();
@@ -574,7 +569,6 @@ int apk_sign_ctx_mpart_cb(void *ctx, int part, apk_blob_t data)
 			sctx->data_verified = 1;
 		break;
 	case APK_SIGN_GENERATE:
-	case APK_SIGN_GENERATE_V1:
 		/* Package identity is the checksum */
 		sctx->identity.type = EVP_MD_CTX_size(&sctx->mdctx);
 		EVP_DigestFinal_ex(&sctx->mdctx, sctx->identity.data, NULL);