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[31.11.218.106]) by smtp.gmail.com with ESMTPSA id q16-20020a2e9150000000b002ac871d0207sm1042099ljg.88.2023.05.22.01.31.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 May 2023 01:31:42 -0700 (PDT) From: =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= To: openwrt-devel@lists.openwrt.org Cc: =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= Subject: [PATCH 2/2] firmware-utils: package oseama Date: Mon, 22 May 2023 10:31:34 +0200 Message-Id: <20230522083134.13936-2-zajec5@gmail.com> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20230522083134.13936-1-zajec5@gmail.com> References: <20230522083134.13936-1-zajec5@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230522_013145_747327_FA71849D X-CRM114-Status: GOOD ( 24.85 ) X-Spam-Score: 0.1 (/) X-Spam-Report: =?unknown-8bit?q?Spam_detection_software=2C_running_on_the_sy?= =?unknown-8bit?q?stem_=22bombadil=2Einfradead=2Eorg=22=2C?= =?unknown-8bit?q?_has_NOT_identified_this_incoming_email_as_spam=2E__The_ori?= =?unknown-8bit?q?ginal?= =?unknown-8bit?q?_message_has_been_attached_to_this_so_you_can_view_it_or_la?= =?unknown-8bit?q?bel?= =?unknown-8bit?q?_similar_future_email=2E__If_you_have_any_questions=2C_see?= =?unknown-8bit?q?_the_administrator_of_that_system_for_details=2E?= =?unknown-8bit?q?_?= =?unknown-8bit?q?_Content_preview=3A__From=3A_Rafa=C5=82_Mi=C5=82ecki_It=27s?= =?unknown-8bit?q?_required_by_bcm53xx=2E_This_allows?= =?unknown-8bit?q?_dropping_separated_oseama_package_and_avoids_some_code_dup?= =?unknown-8bit?q?lication=2E_Signed-off-by=3A?= =?unknown-8bit?q?_Rafa=C5=82_Mi=C5=82ecki_---_package/utils/firmware-utils/M?= =?unknown-8bit?q?akefile_=7C_8_+_package/utils/oseama/Makefile?= =?unknown-8bit?q?_=7C_40_--_package/utils/oseama/src/Makefile_=7C_7_-_packag?= =?unknown-8bit?q?e/utils/oseama/src/md5=2Ec?= =?unknown-8bit?b?IHwgMjk2IC0tLS0gWy4uLl0g?= =?unknown-8bit?q?_?= =?unknown-8bit?q?_Content_analysis_details=3A___=280=2E1_points=2C_5=2E0_req?= =?unknown-8bit?q?uired=29?= =?unknown-8bit?q?_?= =?unknown-8bit?q?_pts_rule_name______________description?= =?unknown-8bit?q?_----_----------------------_------------------------------?= =?unknown-8bit?q?--------------------?= =?unknown-8bit?q?_-0=2E0_RCVD=5FIN=5FDNSWL=5FNONE_____RBL=3A_Sender_listed_a?= =?unknown-8bit?q?t_https=3A//www=2Ednswl=2Eorg/=2C?= =?unknown-8bit?q?_no_trust?= =?unknown-8bit?b?IFsyYTAwOjE0NTA6NDg2NDoyMDowOjA6MDoyMzAgbGlzdGVkIGluXQ==?= =?unknown-8bit?b?IFtsaXN0LmRuc3dsLm9yZ10=?= =?unknown-8bit?q?_-0=2E0_SPF=5FPASS_______________SPF=3A_sender_matches_SPF_?= =?unknown-8bit?q?record?= =?unknown-8bit?q?_0=2E0_SPF=5FHELO=5FNONE__________SPF=3A_HELO_does_not_publ?= =?unknown-8bit?q?ish_an_SPF_Record?= =?unknown-8bit?q?_0=2E0_FREEMAIL=5FFROM__________Sender_email_is_commonly_ab?= =?unknown-8bit?q?used_enduser_mail?= =?unknown-8bit?q?_provider?= =?unknown-8bit?q?_=5Bzajec5=5Bat=5Dgmail=2Ecom=5D?= =?unknown-8bit?q?_0=2E2_FREEMAIL=5FENVFROM=5FEND=5FDIGIT_Envelope-from_freem?= =?unknown-8bit?q?ail_username_ends?= =?unknown-8bit?q?_in_digit?= =?unknown-8bit?q?_=5Bzajec5=5Bat=5Dgmail=2Ecom=5D?= =?unknown-8bit?q?_-0=2E1_DKIM=5FVALID=5FAU__________Message_has_a_valid_DKIM?= =?unknown-8bit?q?_or_DK_signature_from?= =?unknown-8bit?q?_author=27s_domain?= =?unknown-8bit?q?_-0=2E1_DKIM=5FVALID_____________Message_has_at_least_one_v?= =?unknown-8bit?q?alid_DKIM_or_DK_signature?= =?unknown-8bit?q?_0=2E1_DKIM=5FSIGNED____________Message_has_a_DKIM_or_DK_si?= =?unknown-8bit?q?gnature=2C_not_necessarily?= =?unknown-8bit?q?_valid?= =?unknown-8bit?q?_-0=2E1_DKIM=5FVALID=5FEF__________Message_has_a_valid_DKIM?= =?unknown-8bit?q?_or_DK_signature_from?= =?unknown-8bit?q?_envelope-from_domain?= X-BeenThere: openwrt-devel@lists.openwrt.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: OpenWrt Development List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "openwrt-devel" Errors-To: openwrt-devel-bounces+incoming=patchwork.ozlabs.org@lists.openwrt.org From: Rafał Miłecki It's required by bcm53xx. This allows dropping separated oseama package and avoids some code duplication. Signed-off-by: Rafał Miłecki --- package/utils/firmware-utils/Makefile | 8 + package/utils/oseama/Makefile | 40 -- package/utils/oseama/src/Makefile | 7 - package/utils/oseama/src/md5.c | 296 -------------- package/utils/oseama/src/md5.h | 45 --- package/utils/oseama/src/oseama.c | 556 -------------------------- 6 files changed, 8 insertions(+), 944 deletions(-) delete mode 100644 package/utils/oseama/Makefile delete mode 100644 package/utils/oseama/src/Makefile delete mode 100644 package/utils/oseama/src/md5.c delete mode 100644 package/utils/oseama/src/md5.h delete mode 100644 package/utils/oseama/src/oseama.c diff --git a/package/utils/firmware-utils/Makefile b/package/utils/firmware-utils/Makefile index 78cbea4bd1..f49cca01bb 100644 --- a/package/utils/firmware-utils/Makefile +++ b/package/utils/firmware-utils/Makefile @@ -21,6 +21,13 @@ define Package/default DEPENDS:=$(2) endef +Package/oseama = $(call Package/default,oseama,@TARGET_bcm53xx) + +define Package/oseama/install + $(INSTALL_DIR) $(1)/usr/bin + $(INSTALL_BIN) $(PKG_BUILD_DIR)/oseama $(1)/usr/bin/ +endef + Package/otrx = $(call Package/default,otrx,@(TARGET_bcm47xx||TARGET_bcm53xx)) define Package/otrx/install @@ -28,4 +35,5 @@ define Package/otrx/install $(INSTALL_BIN) $(PKG_BUILD_DIR)/otrx $(1)/usr/bin/ endef +$(eval $(call BuildPackage,oseama)) $(eval $(call BuildPackage,otrx)) diff --git a/package/utils/oseama/Makefile b/package/utils/oseama/Makefile deleted file mode 100644 index 7d9303b92d..0000000000 --- a/package/utils/oseama/Makefile +++ /dev/null @@ -1,40 +0,0 @@ -# -# Copyright (C) 2016 Rafał Miłecki -# -# This is free software, licensed under the GNU General Public License v2. -# See /LICENSE for more information. -# - -include $(TOPDIR)/rules.mk - -PKG_NAME:=oseama -PKG_RELEASE:=1 - -PKG_FLAGS:=nonshared - -include $(INCLUDE_DIR)/package.mk - -define Package/oseama - SECTION:=utils - CATEGORY:=Base system - TITLE:=Utility for handling Seama firmware images - MAINTAINER:=Rafał Miłecki - DEPENDS:=@TARGET_bcm53xx -endef - -define Package/oseama/description - This package contains an utility that allows handling Seama images. -endef - -define Build/Compile - $(MAKE) -C $(PKG_BUILD_DIR) \ - CC="$(TARGET_CC)" \ - CFLAGS="$(TARGET_CFLAGS) -Wall" -endef - -define Package/oseama/install - $(INSTALL_DIR) $(1)/usr/bin - $(INSTALL_BIN) $(PKG_BUILD_DIR)/oseama $(1)/usr/bin/ -endef - -$(eval $(call BuildPackage,oseama)) diff --git a/package/utils/oseama/src/Makefile b/package/utils/oseama/src/Makefile deleted file mode 100644 index ca35e6ee99..0000000000 --- a/package/utils/oseama/src/Makefile +++ /dev/null @@ -1,7 +0,0 @@ -all: oseama - -oseama: - $(CC) $(CFLAGS) -Wall oseama.c md5.c -o $@ $^ - -clean: - rm -f oseama diff --git a/package/utils/oseama/src/md5.c b/package/utils/oseama/src/md5.c deleted file mode 100644 index 52d96accd3..0000000000 --- a/package/utils/oseama/src/md5.c +++ /dev/null @@ -1,296 +0,0 @@ -/* - * This is an OpenSSL-compatible implementation of the RSA Data Security, Inc. - * MD5 Message-Digest Algorithm (RFC 1321). - * - * Homepage: - * http://openwall.info/wiki/people/solar/software/public-domain-source-code/md5 - * - * Author: - * Alexander Peslyak, better known as Solar Designer - * - * This software was written by Alexander Peslyak in 2001. No copyright is - * claimed, and the software is hereby placed in the public domain. - * In case this attempt to disclaim copyright and place the software in the - * public domain is deemed null and void, then the software is - * Copyright (c) 2001 Alexander Peslyak and it is hereby released to the - * general public under the following terms: - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted. - * - * There's ABSOLUTELY NO WARRANTY, express or implied. - * - * (This is a heavily cut-down "BSD license".) - * - * This differs from Colin Plumb's older public domain implementation in that - * no exactly 32-bit integer data type is required (any 32-bit or wider - * unsigned integer data type will do), there's no compile-time endianness - * configuration, and the function prototypes match OpenSSL's. No code from - * Colin Plumb's implementation has been reused; this comment merely compares - * the properties of the two independent implementations. - * - * The primary goals of this implementation are portability and ease of use. - * It is meant to be fast, but not as fast as possible. Some known - * optimizations are not included to reduce source code size and avoid - * compile-time configuration. - */ - -#ifndef HAVE_OPENSSL - -#include - -#include "md5.h" - -/* - * The basic MD5 functions. - * - * F and G are optimized compared to their RFC 1321 definitions for - * architectures that lack an AND-NOT instruction, just like in Colin Plumb's - * implementation. - */ -#define F(x, y, z) ((z) ^ ((x) & ((y) ^ (z)))) -#define G(x, y, z) ((y) ^ ((z) & ((x) ^ (y)))) -#define H(x, y, z) (((x) ^ (y)) ^ (z)) -#define H2(x, y, z) ((x) ^ ((y) ^ (z))) -#define I(x, y, z) ((y) ^ ((x) | ~(z))) - -/* - * The MD5 transformation for all four rounds. - */ -#define STEP(f, a, b, c, d, x, t, s) \ - (a) += f((b), (c), (d)) + (x) + (t); \ - (a) = (((a) << (s)) | (((a) & 0xffffffff) >> (32 - (s)))); \ - (a) += (b); - -/* - * SET reads 4 input bytes in little-endian byte order and stores them - * in a properly aligned word in host byte order. - * - * The check for little-endian architectures that tolerate unaligned - * memory accesses is just an optimization. Nothing will break if it - * doesn't work. - */ -#if defined(__i386__) || defined(__x86_64__) || defined(__vax__) -#define SET(n) \ - (*(MD5_u32plus *)&ptr[(n) * 4]) -#define GET(n) \ - SET(n) -#else -#define SET(n) \ - (ctx->block[(n)] = \ - (MD5_u32plus)ptr[(n) * 4] | \ - ((MD5_u32plus)ptr[(n) * 4 + 1] << 8) | \ - ((MD5_u32plus)ptr[(n) * 4 + 2] << 16) | \ - ((MD5_u32plus)ptr[(n) * 4 + 3] << 24)) -#define GET(n) \ - (ctx->block[(n)]) -#endif - -/* - * This processes one or more 64-byte data blocks, but does NOT update - * the bit counters. There are no alignment requirements. - */ -static const void *body(MD5_CTX *ctx, const void *data, unsigned long size) -{ - const unsigned char *ptr; - MD5_u32plus a, b, c, d; - MD5_u32plus saved_a, saved_b, saved_c, saved_d; - - ptr = (const unsigned char *)data; - - a = ctx->a; - b = ctx->b; - c = ctx->c; - d = ctx->d; - - do { - saved_a = a; - saved_b = b; - saved_c = c; - saved_d = d; - -/* Round 1 */ - STEP(F, a, b, c, d, SET(0), 0xd76aa478, 7) - STEP(F, d, a, b, c, SET(1), 0xe8c7b756, 12) - STEP(F, c, d, a, b, SET(2), 0x242070db, 17) - STEP(F, b, c, d, a, SET(3), 0xc1bdceee, 22) - STEP(F, a, b, c, d, SET(4), 0xf57c0faf, 7) - STEP(F, d, a, b, c, SET(5), 0x4787c62a, 12) - STEP(F, c, d, a, b, SET(6), 0xa8304613, 17) - STEP(F, b, c, d, a, SET(7), 0xfd469501, 22) - STEP(F, a, b, c, d, SET(8), 0x698098d8, 7) - STEP(F, d, a, b, c, SET(9), 0x8b44f7af, 12) - STEP(F, c, d, a, b, SET(10), 0xffff5bb1, 17) - STEP(F, b, c, d, a, SET(11), 0x895cd7be, 22) - STEP(F, a, b, c, d, SET(12), 0x6b901122, 7) - STEP(F, d, a, b, c, SET(13), 0xfd987193, 12) - STEP(F, c, d, a, b, SET(14), 0xa679438e, 17) - STEP(F, b, c, d, a, SET(15), 0x49b40821, 22) - -/* Round 2 */ - STEP(G, a, b, c, d, GET(1), 0xf61e2562, 5) - STEP(G, d, a, b, c, GET(6), 0xc040b340, 9) - STEP(G, c, d, a, b, GET(11), 0x265e5a51, 14) - STEP(G, b, c, d, a, GET(0), 0xe9b6c7aa, 20) - STEP(G, a, b, c, d, GET(5), 0xd62f105d, 5) - STEP(G, d, a, b, c, GET(10), 0x02441453, 9) - STEP(G, c, d, a, b, GET(15), 0xd8a1e681, 14) - STEP(G, b, c, d, a, GET(4), 0xe7d3fbc8, 20) - STEP(G, a, b, c, d, GET(9), 0x21e1cde6, 5) - STEP(G, d, a, b, c, GET(14), 0xc33707d6, 9) - STEP(G, c, d, a, b, GET(3), 0xf4d50d87, 14) - STEP(G, b, c, d, a, GET(8), 0x455a14ed, 20) - STEP(G, a, b, c, d, GET(13), 0xa9e3e905, 5) - STEP(G, d, a, b, c, GET(2), 0xfcefa3f8, 9) - STEP(G, c, d, a, b, GET(7), 0x676f02d9, 14) - STEP(G, b, c, d, a, GET(12), 0x8d2a4c8a, 20) - -/* Round 3 */ - STEP(H, a, b, c, d, GET(5), 0xfffa3942, 4) - STEP(H2, d, a, b, c, GET(8), 0x8771f681, 11) - STEP(H, c, d, a, b, GET(11), 0x6d9d6122, 16) - STEP(H2, b, c, d, a, GET(14), 0xfde5380c, 23) - STEP(H, a, b, c, d, GET(1), 0xa4beea44, 4) - STEP(H2, d, a, b, c, GET(4), 0x4bdecfa9, 11) - STEP(H, c, d, a, b, GET(7), 0xf6bb4b60, 16) - STEP(H2, b, c, d, a, GET(10), 0xbebfbc70, 23) - STEP(H, a, b, c, d, GET(13), 0x289b7ec6, 4) - STEP(H2, d, a, b, c, GET(0), 0xeaa127fa, 11) - STEP(H, c, d, a, b, GET(3), 0xd4ef3085, 16) - STEP(H2, b, c, d, a, GET(6), 0x04881d05, 23) - STEP(H, a, b, c, d, GET(9), 0xd9d4d039, 4) - STEP(H2, d, a, b, c, GET(12), 0xe6db99e5, 11) - STEP(H, c, d, a, b, GET(15), 0x1fa27cf8, 16) - STEP(H2, b, c, d, a, GET(2), 0xc4ac5665, 23) - -/* Round 4 */ - STEP(I, a, b, c, d, GET(0), 0xf4292244, 6) - STEP(I, d, a, b, c, GET(7), 0x432aff97, 10) - STEP(I, c, d, a, b, GET(14), 0xab9423a7, 15) - STEP(I, b, c, d, a, GET(5), 0xfc93a039, 21) - STEP(I, a, b, c, d, GET(12), 0x655b59c3, 6) - STEP(I, d, a, b, c, GET(3), 0x8f0ccc92, 10) - STEP(I, c, d, a, b, GET(10), 0xffeff47d, 15) - STEP(I, b, c, d, a, GET(1), 0x85845dd1, 21) - STEP(I, a, b, c, d, GET(8), 0x6fa87e4f, 6) - STEP(I, d, a, b, c, GET(15), 0xfe2ce6e0, 10) - STEP(I, c, d, a, b, GET(6), 0xa3014314, 15) - STEP(I, b, c, d, a, GET(13), 0x4e0811a1, 21) - STEP(I, a, b, c, d, GET(4), 0xf7537e82, 6) - STEP(I, d, a, b, c, GET(11), 0xbd3af235, 10) - STEP(I, c, d, a, b, GET(2), 0x2ad7d2bb, 15) - STEP(I, b, c, d, a, GET(9), 0xeb86d391, 21) - - a += saved_a; - b += saved_b; - c += saved_c; - d += saved_d; - - ptr += 64; - } while (size -= 64); - - ctx->a = a; - ctx->b = b; - ctx->c = c; - ctx->d = d; - - return ptr; -} - -void MD5_Init(MD5_CTX *ctx) -{ - ctx->a = 0x67452301; - ctx->b = 0xefcdab89; - ctx->c = 0x98badcfe; - ctx->d = 0x10325476; - - ctx->lo = 0; - ctx->hi = 0; -} - -void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size) -{ - MD5_u32plus saved_lo; - unsigned long used, available; - - saved_lo = ctx->lo; - if ((ctx->lo = (saved_lo + size) & 0x1fffffff) < saved_lo) - ctx->hi++; - ctx->hi += size >> 29; - - used = saved_lo & 0x3f; - - if (used) { - available = 64 - used; - - if (size < available) { - memcpy(&ctx->buffer[used], data, size); - return; - } - - memcpy(&ctx->buffer[used], data, available); - data = (const unsigned char *)data + available; - size -= available; - body(ctx, ctx->buffer, 64); - } - - if (size >= 64) { - data = body(ctx, data, size & ~(unsigned long)0x3f); - size &= 0x3f; - } - - memcpy(ctx->buffer, data, size); -} - -void MD5_Final(unsigned char *result, MD5_CTX *ctx) -{ - unsigned long used, available; - - used = ctx->lo & 0x3f; - - ctx->buffer[used++] = 0x80; - - available = 64 - used; - - if (available < 8) { - memset(&ctx->buffer[used], 0, available); - body(ctx, ctx->buffer, 64); - used = 0; - available = 64; - } - - memset(&ctx->buffer[used], 0, available - 8); - - ctx->lo <<= 3; - ctx->buffer[56] = ctx->lo; - ctx->buffer[57] = ctx->lo >> 8; - ctx->buffer[58] = ctx->lo >> 16; - ctx->buffer[59] = ctx->lo >> 24; - ctx->buffer[60] = ctx->hi; - ctx->buffer[61] = ctx->hi >> 8; - ctx->buffer[62] = ctx->hi >> 16; - ctx->buffer[63] = ctx->hi >> 24; - - body(ctx, ctx->buffer, 64); - - result[0] = ctx->a; - result[1] = ctx->a >> 8; - result[2] = ctx->a >> 16; - result[3] = ctx->a >> 24; - result[4] = ctx->b; - result[5] = ctx->b >> 8; - result[6] = ctx->b >> 16; - result[7] = ctx->b >> 24; - result[8] = ctx->c; - result[9] = ctx->c >> 8; - result[10] = ctx->c >> 16; - result[11] = ctx->c >> 24; - result[12] = ctx->d; - result[13] = ctx->d >> 8; - result[14] = ctx->d >> 16; - result[15] = ctx->d >> 24; - - memset(ctx, 0, sizeof(*ctx)); -} - -#endif diff --git a/package/utils/oseama/src/md5.h b/package/utils/oseama/src/md5.h deleted file mode 100644 index 2da44bf355..0000000000 --- a/package/utils/oseama/src/md5.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * This is an OpenSSL-compatible implementation of the RSA Data Security, Inc. - * MD5 Message-Digest Algorithm (RFC 1321). - * - * Homepage: - * http://openwall.info/wiki/people/solar/software/public-domain-source-code/md5 - * - * Author: - * Alexander Peslyak, better known as Solar Designer - * - * This software was written by Alexander Peslyak in 2001. No copyright is - * claimed, and the software is hereby placed in the public domain. - * In case this attempt to disclaim copyright and place the software in the - * public domain is deemed null and void, then the software is - * Copyright (c) 2001 Alexander Peslyak and it is hereby released to the - * general public under the following terms: - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted. - * - * There's ABSOLUTELY NO WARRANTY, express or implied. - * - * See md5.c for more information. - */ - -#ifdef HAVE_OPENSSL -#include -#elif !defined(_MD5_H) -#define _MD5_H - -/* Any 32-bit or wider unsigned integer data type will do */ -typedef unsigned int MD5_u32plus; - -typedef struct { - MD5_u32plus lo, hi; - MD5_u32plus a, b, c, d; - unsigned char buffer[64]; - MD5_u32plus block[16]; -} MD5_CTX; - -extern void MD5_Init(MD5_CTX *ctx); -extern void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size); -extern void MD5_Final(unsigned char *result, MD5_CTX *ctx); - -#endif diff --git a/package/utils/oseama/src/oseama.c b/package/utils/oseama/src/oseama.c deleted file mode 100644 index 4434b11162..0000000000 --- a/package/utils/oseama/src/oseama.c +++ /dev/null @@ -1,556 +0,0 @@ -/* - * oseama - * - * Copyright (C) 2016 Rafał Miłecki - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -#include "md5.h" - -#if !defined(__BYTE_ORDER) -#error "Unknown byte order" -#endif - -#if __BYTE_ORDER == __BIG_ENDIAN -#define cpu_to_be32(x) (x) -#define be32_to_cpu(x) (x) -#define cpu_to_be16(x) (x) -#define be16_to_cpu(x) (x) -#elif __BYTE_ORDER == __LITTLE_ENDIAN -#define cpu_to_be32(x) bswap_32(x) -#define be32_to_cpu(x) bswap_32(x) -#define cpu_to_be16(x) bswap_16(x) -#define be16_to_cpu(x) bswap_16(x) -#else -#error "Unsupported endianness" -#endif - -#define SEAMA_MAGIC 0x5ea3a417 - -struct seama_seal_header { - uint32_t magic; - uint16_t reserved; - uint16_t metasize; - uint32_t imagesize; -} __attribute__ ((packed)); - -struct seama_entity_header { - uint32_t magic; - uint16_t reserved; - uint16_t metasize; - uint32_t imagesize; - uint8_t md5[16]; -} __attribute__ ((packed)); - -char *seama_path; -int entity_idx = -1; -char *out_path; - -static inline size_t oseama_min(size_t x, size_t y) { - return x < y ? x : y; -} - -/************************************************** - * Info - **************************************************/ - -static void oseama_info_parse_options(int argc, char **argv) { - int c; - - while ((c = getopt(argc, argv, "e:")) != -1) { - switch (c) { - case 'e': - entity_idx = atoi(optarg); - break; - } - } -} - -static int oseama_info_entities(FILE *seama) { - struct seama_entity_header hdr; - size_t bytes, metasize, imagesize; - uint8_t buf[1024]; - char *end, *tmp; - int i = 0; - int err = 0; - - while ((bytes = fread(&hdr, 1, sizeof(hdr), seama)) == sizeof(hdr)) { - if (be32_to_cpu(hdr.magic) != SEAMA_MAGIC) { - fprintf(stderr, "Invalid Seama magic: 0x%08x\n", be32_to_cpu(hdr.magic)); - err = -EINVAL; - goto err_out; - } - metasize = be16_to_cpu(hdr.metasize); - imagesize = be32_to_cpu(hdr.imagesize); - - if (entity_idx >= 0 && i != entity_idx) { - fseek(seama, metasize + imagesize, SEEK_CUR); - i++; - continue; - } - - if (metasize >= sizeof(buf)) { - fprintf(stderr, "Too small buffer (%zu B) to read all meta info (%zd B)\n", sizeof(buf), metasize); - err = -EINVAL; - goto err_out; - } - - if (entity_idx < 0) - printf("\n"); - printf("Entity offset:\t%ld\n", ftell(seama) - sizeof(hdr)); - printf("Entity size:\t%zd\n", sizeof(hdr) + metasize + imagesize); - printf("Meta size:\t%zd\n", metasize); - printf("Image size:\t%zd\n", imagesize); - - bytes = fread(buf, 1, metasize, seama); - if (bytes != metasize) { - fprintf(stderr, "Couldn't read %zd B of meta\n", metasize); - err = -EIO; - goto err_out; - } - - end = (char *)&buf[metasize - 1]; - *end = '\0'; - for (tmp = (char *)buf; tmp < end && strlen(tmp); tmp += strlen(tmp) + 1) { - printf("Meta entry:\t%s\n", tmp); - } - - fseek(seama, imagesize, SEEK_CUR); - i++; - } - -err_out: - return err; -} - -static int oseama_info(int argc, char **argv) { - FILE *seama; - struct seama_seal_header hdr; - size_t bytes; - uint16_t metasize; - uint32_t imagesize; - uint8_t buf[1024]; - int err = 0; - - if (argc < 3) { - fprintf(stderr, "No Seama file passed\n"); - err = -EINVAL; - goto out; - } - seama_path = argv[2]; - - optind = 3; - oseama_info_parse_options(argc, argv); - - seama = fopen(seama_path, "r"); - if (!seama) { - fprintf(stderr, "Couldn't open %s\n", seama_path); - err = -EACCES; - goto out; - } - - bytes = fread(&hdr, 1, sizeof(hdr), seama); - if (bytes != sizeof(hdr)) { - fprintf(stderr, "Couldn't read %s header\n", seama_path); - err = -EIO; - goto err_close; - } - metasize = be16_to_cpu(hdr.metasize); - imagesize = be32_to_cpu(hdr.imagesize); - - if (be32_to_cpu(hdr.magic) != SEAMA_MAGIC) { - fprintf(stderr, "Invalid Seama magic: 0x%08x\n", be32_to_cpu(hdr.magic)); - err = -EINVAL; - goto err_close; - } - - if (metasize >= sizeof(buf)) { - fprintf(stderr, "Too small buffer (%zu B) to read all meta info (%d B)\n", sizeof(buf), metasize); - err = -EINVAL; - goto err_close; - } - - if (imagesize) { - fprintf(stderr, "Invalid Seama image size: 0x%08x (should be 0)\n", imagesize); - err = -EINVAL; - goto err_close; - } - - bytes = fread(buf, 1, metasize, seama); - if (bytes != metasize) { - fprintf(stderr, "Couldn't read %d B of meta\n", metasize); - err = -EIO; - goto err_close; - } - - if (entity_idx < 0) { - char *end, *tmp; - - printf("Meta size:\t%d\n", metasize); - printf("Image size:\t%d\n", imagesize); - - end = (char *)&buf[metasize - 1]; - *end = '\0'; - for (tmp = (char *)buf; tmp < end && strlen(tmp); tmp += strlen(tmp) + 1) { - printf("Meta entry:\t%s\n", tmp); - } - } - - oseama_info_entities(seama); - -err_close: - fclose(seama); -out: - return err; -} - -/************************************************** - * Create - **************************************************/ - -static ssize_t oseama_entity_append_file(FILE *seama, const char *in_path) { - FILE *in; - size_t bytes; - ssize_t length = 0; - uint8_t buf[128]; - - in = fopen(in_path, "r"); - if (!in) { - fprintf(stderr, "Couldn't open %s\n", in_path); - return -EACCES; - } - - while ((bytes = fread(buf, 1, sizeof(buf), in)) > 0) { - if (fwrite(buf, 1, bytes, seama) != bytes) { - fprintf(stderr, "Couldn't write %zu B to %s\n", bytes, seama_path); - length = -EIO; - break; - } - length += bytes; - } - - fclose(in); - - return length; -} - -static ssize_t oseama_entity_append_zeros(FILE *seama, size_t length) { - uint8_t *buf; - - buf = malloc(length); - if (!buf) - return -ENOMEM; - memset(buf, 0, length); - - if (fwrite(buf, 1, length, seama) != length) { - fprintf(stderr, "Couldn't write %zu B to %s\n", length, seama_path); - return -EIO; - } - - return length; -} - -static ssize_t oseama_entity_align(FILE *seama, size_t curr_offset, size_t alignment) { - if (curr_offset & (alignment - 1)) { - size_t length = alignment - (curr_offset % alignment); - - return oseama_entity_append_zeros(seama, length); - } - - return 0; -} - -static int oseama_entity_write_hdr(FILE *seama, size_t metasize, size_t imagesize) { - struct seama_entity_header hdr = {}; - uint8_t buf[128]; - size_t length = imagesize; - size_t bytes; - MD5_CTX ctx; - - fseek(seama, sizeof(hdr) + metasize, SEEK_SET); - MD5_Init(&ctx); - while ((bytes = fread(buf, 1, oseama_min(sizeof(buf), length), seama)) > 0) { - MD5_Update(&ctx, buf, bytes); - length -= bytes; - } - MD5_Final(hdr.md5, &ctx); - - hdr.magic = cpu_to_be32(SEAMA_MAGIC); - hdr.metasize = cpu_to_be16(metasize); - hdr.imagesize = cpu_to_be32(imagesize); - - fseek(seama, 0, SEEK_SET); - bytes = fwrite(&hdr, 1, sizeof(hdr), seama); - if (bytes != sizeof(hdr)) { - fprintf(stderr, "Couldn't write Seama entity header to %s\n", seama_path); - return -EIO; - } - - return 0; -} - -static int oseama_entity(int argc, char **argv) { - FILE *seama; - ssize_t sbytes; - size_t curr_offset = sizeof(struct seama_entity_header); - size_t metasize = 0, imagesize = 0; - int c; - int err = 0; - - if (argc < 3) { - fprintf(stderr, "No Seama file passed\n"); - err = -EINVAL; - goto out; - } - seama_path = argv[2]; - - seama = fopen(seama_path, "w+"); - if (!seama) { - fprintf(stderr, "Couldn't open %s\n", seama_path); - err = -EACCES; - goto out; - } - fseek(seama, curr_offset, SEEK_SET); - - optind = 3; - while ((c = getopt(argc, argv, "m:f:b:")) != -1) { - switch (c) { - case 'm': - sbytes = fwrite(optarg, 1, strlen(optarg) + 1, seama); - if (sbytes < 0) { - fprintf(stderr, "Failed to write meta %s\n", optarg); - } else { - curr_offset += sbytes; - metasize += sbytes; - } - - sbytes = oseama_entity_align(seama, curr_offset, 4); - if (sbytes < 0) { - fprintf(stderr, "Failed to append zeros\n"); - } else { - curr_offset += sbytes; - metasize += sbytes; - } - - break; - case 'f': - case 'b': - break; - } - } - - optind = 3; - while ((c = getopt(argc, argv, "m:f:b:")) != -1) { - switch (c) { - case 'm': - break; - case 'f': - sbytes = oseama_entity_append_file(seama, optarg); - if (sbytes < 0) { - fprintf(stderr, "Failed to append file %s\n", optarg); - } else { - curr_offset += sbytes; - imagesize += sbytes; - } - break; - case 'b': - sbytes = strtol(optarg, NULL, 0) - curr_offset; - if (sbytes < 0) { - fprintf(stderr, "Current Seama entity length is 0x%zx, can't pad it with zeros to 0x%lx\n", curr_offset, strtol(optarg, NULL, 0)); - } else { - sbytes = oseama_entity_append_zeros(seama, sbytes); - if (sbytes < 0) { - fprintf(stderr, "Failed to append zeros\n"); - } else { - curr_offset += sbytes; - imagesize += sbytes; - } - } - break; - } - if (err) - break; - } - - oseama_entity_write_hdr(seama, metasize, imagesize); - - fclose(seama); -out: - return err; -} - -/************************************************** - * Extract - **************************************************/ - -static void oseama_extract_parse_options(int argc, char **argv) { - int c; - - while ((c = getopt(argc, argv, "e:o:")) != -1) { - switch (c) { - case 'e': - entity_idx = atoi(optarg); - break; - case 'o': - out_path = optarg; - break; - } - } -} - -static int oseama_extract_entity(FILE *seama, FILE *out) { - struct seama_entity_header hdr; - size_t bytes, metasize, imagesize, length; - uint8_t buf[1024]; - int i = 0; - int err = 0; - - while ((bytes = fread(&hdr, 1, sizeof(hdr), seama)) == sizeof(hdr)) { - if (be32_to_cpu(hdr.magic) != SEAMA_MAGIC) { - fprintf(stderr, "Invalid Seama magic: 0x%08x\n", be32_to_cpu(hdr.magic)); - err = -EINVAL; - break; - } - metasize = be16_to_cpu(hdr.metasize); - imagesize = be32_to_cpu(hdr.imagesize); - - if (i != entity_idx) { - fseek(seama, metasize + imagesize, SEEK_CUR); - i++; - continue; - } - - fseek(seama, -sizeof(hdr), SEEK_CUR); - - length = sizeof(hdr) + metasize + imagesize; - while ((bytes = fread(buf, 1, oseama_min(sizeof(buf), length), seama)) > 0) { - if (fwrite(buf, 1, bytes, out) != bytes) { - fprintf(stderr, "Couldn't write %zu B to %s\n", bytes, out_path); - err = -EIO; - break; - } - length -= bytes; - } - - if (length) { - fprintf(stderr, "Couldn't extract whole entity %d from %s (%zu B left)\n", entity_idx, seama_path, length); - err = -EIO; - break; - } - - break; - } - - return err; -} - -static int oseama_extract(int argc, char **argv) { - FILE *seama; - FILE *out; - struct seama_seal_header hdr; - size_t bytes; - uint16_t metasize; - int err = 0; - - if (argc < 3) { - fprintf(stderr, "No Seama file passed\n"); - err = -EINVAL; - goto out; - } - seama_path = argv[2]; - - optind = 3; - oseama_extract_parse_options(argc, argv); - if (entity_idx < 0) { - fprintf(stderr, "No entity specified\n"); - err = -EINVAL; - goto out; - } else if (!out_path) { - fprintf(stderr, "No output file specified\n"); - err = -EINVAL; - goto out; - } - - seama = fopen(seama_path, "r"); - if (!seama) { - fprintf(stderr, "Couldn't open %s\n", seama_path); - err = -EACCES; - goto out; - } - - out = fopen(out_path, "w"); - if (!out) { - fprintf(stderr, "Couldn't open %s\n", out_path); - err = -EACCES; - goto err_close_seama; - } - - bytes = fread(&hdr, 1, sizeof(hdr), seama); - if (bytes != sizeof(hdr)) { - fprintf(stderr, "Couldn't read %s header\n", seama_path); - err = -EIO; - goto err_close_out; - } - metasize = be16_to_cpu(hdr.metasize); - - fseek(seama, metasize, SEEK_CUR); - - oseama_extract_entity(seama, out); - -err_close_out: - fclose(out); -err_close_seama: - fclose(seama); -out: - return err; -} - -/************************************************** - * Start - **************************************************/ - -static void usage() { - printf("Usage:\n"); - printf("\n"); - printf("Info about Seama seal (container):\n"); - printf("\toseama info [options]\n"); - printf("\t-e\t\t\t\tprint info about specified entity only\n"); - printf("\n"); - printf("Create Seama entity:\n"); - printf("\toseama entity [options]\n"); - printf("\t-m meta\t\t\t\tmeta into to put in header\n"); - printf("\t-f file\t\t\t\tappend content from file\n"); - printf("\t-b offset\t\t\tappend zeros till reaching absolute offset\n"); - printf("\n"); - printf("Extract from Seama seal (container):\n"); - printf("\toseama extract [options]\n"); - printf("\t-e\t\t\t\tindex of entity to extract\n"); - printf("\t-o file\t\t\t\toutput file\n"); -} - -int main(int argc, char **argv) { - if (argc > 1) { - if (!strcmp(argv[1], "info")) - return oseama_info(argc, argv); - else if (!strcmp(argv[1], "entity")) - return oseama_entity(argc, argv); - else if (!strcmp(argv[1], "extract")) - return oseama_extract(argc, argv); - } - - usage(); - return 0; -}