diff options
-rw-r--r-- | bootloader/SOURCES | 2 | ||||
-rw-r--r-- | bootloader/creativezvm.c | 113 | ||||
-rw-r--r-- | docs/CREDITS | 1 | ||||
-rw-r--r-- | firmware/export/config-creativezvm.h | 4 | ||||
-rw-r--r-- | firmware/target/arm/tms320dm320/boot.lds | 4 | ||||
-rw-r--r-- | firmware/target/arm/tms320dm320/creative-zvm/ata-creativezvm.c | 105 | ||||
-rw-r--r-- | firmware/target/arm/tms320dm320/creative-zvm/ata-target.h | 1 | ||||
-rw-r--r-- | tools/Makefile | 8 | ||||
-rw-r--r-- | tools/mkzenboot.c | 1181 |
9 files changed, 1414 insertions, 5 deletions
diff --git a/bootloader/SOURCES b/bootloader/SOURCES index 9f8cf1c91c..1258f9e1d4 100644 --- a/bootloader/SOURCES +++ b/bootloader/SOURCES | |||
@@ -33,4 +33,6 @@ telechips.c | |||
33 | meizu_m6sl.c | 33 | meizu_m6sl.c |
34 | #elif defined(ONDA_VX747) | 34 | #elif defined(ONDA_VX747) |
35 | ondavx747.c | 35 | ondavx747.c |
36 | #elif defined(CREATIVE_ZVM) | ||
37 | creativezvm.c | ||
36 | #endif | 38 | #endif |
diff --git a/bootloader/creativezvm.c b/bootloader/creativezvm.c new file mode 100644 index 0000000000..f7a6d343d5 --- /dev/null +++ b/bootloader/creativezvm.c | |||
@@ -0,0 +1,113 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2008 by Maurus Cuelenaere | ||
11 | * | ||
12 | * All files in this archive are subject to the GNU General Public License. | ||
13 | * See the file COPYING in the source tree root for full license agreement. | ||
14 | * | ||
15 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
16 | * KIND, either express or implied. | ||
17 | * | ||
18 | ****************************************************************************/ | ||
19 | |||
20 | #include "system.h" | ||
21 | #include "lcd.h" | ||
22 | #include "kernel.h" | ||
23 | #include "thread.h" | ||
24 | #include "ata.h" | ||
25 | #include "ata-target.h" | ||
26 | #include "disk.h" | ||
27 | #include "font.h" | ||
28 | #include "backlight.h" | ||
29 | #include "button.h" | ||
30 | #include "common.h" | ||
31 | |||
32 | |||
33 | static void load_fw(unsigned char* ptr, unsigned int len) | ||
34 | { | ||
35 | (void)ptr; | ||
36 | (void)len; | ||
37 | asm volatile("ldr pc, =0x1EE0000"); | ||
38 | } | ||
39 | |||
40 | void main(void) | ||
41 | { | ||
42 | unsigned char* loadbuffer; | ||
43 | int buffer_size; | ||
44 | int(*kernel_entry)(void); | ||
45 | int ret; | ||
46 | |||
47 | /* Make sure interrupts are disabled */ | ||
48 | set_irq_level(IRQ_DISABLED); | ||
49 | set_fiq_status(FIQ_DISABLED); | ||
50 | system_init(); | ||
51 | kernel_init(); | ||
52 | |||
53 | /* Now enable interrupts */ | ||
54 | set_irq_level(IRQ_ENABLED); | ||
55 | set_fiq_status(FIQ_ENABLED); | ||
56 | backlight_init(); | ||
57 | lcd_init(); | ||
58 | font_init(); | ||
59 | button_init(); | ||
60 | |||
61 | lcd_enable(true); | ||
62 | lcd_setfont(FONT_SYSFIXED); | ||
63 | reset_screen(); | ||
64 | printf("Rockbox boot loader"); | ||
65 | printf("Version %s", APPSVERSION); | ||
66 | |||
67 | ret = ata_init(); | ||
68 | if(ret) | ||
69 | printf("ATA error: %d", ret); | ||
70 | |||
71 | if(1) | ||
72 | { | ||
73 | printf("Loading Creative firmware..."); | ||
74 | |||
75 | loadbuffer = (unsigned char*)0x00A00000; | ||
76 | ret = load_minifs_file("creativeos.jrm", loadbuffer); | ||
77 | if(ret != -1) | ||
78 | { | ||
79 | set_irq_level(IRQ_DISABLED); | ||
80 | set_fiq_status(FIQ_DISABLED); | ||
81 | /* Doesn't return! */ | ||
82 | load_fw(loadbuffer, ret); | ||
83 | } | ||
84 | else | ||
85 | printf("FAILED!"); | ||
86 | } | ||
87 | else | ||
88 | { | ||
89 | disk_init(); | ||
90 | |||
91 | ret = disk_mount_all(); | ||
92 | if (ret <= 0) | ||
93 | error(EDISK, ret); | ||
94 | |||
95 | printf("Loading Rockbox firmware..."); | ||
96 | |||
97 | loadbuffer = (unsigned char*)0x00900000; | ||
98 | buffer_size = (unsigned char*)0x01900000 - loadbuffer; | ||
99 | |||
100 | ret = load_firmware(loadbuffer, BOOTFILE, buffer_size); | ||
101 | if(ret < 0) | ||
102 | error(EBOOTFILE, ret); | ||
103 | |||
104 | else if(ret == EOK) | ||
105 | { | ||
106 | kernel_entry = (void*) loadbuffer; | ||
107 | ret = kernel_entry(); | ||
108 | printf("FAILED!"); | ||
109 | } | ||
110 | } | ||
111 | |||
112 | while(1); | ||
113 | } | ||
diff --git a/docs/CREDITS b/docs/CREDITS index 8e087e0655..f9bacd51d5 100644 --- a/docs/CREDITS +++ b/docs/CREDITS | |||
@@ -412,6 +412,7 @@ Jun Gu | |||
412 | Daniel Weck | 412 | Daniel Weck |
413 | Clément Pit-Claudel | 413 | Clément Pit-Claudel |
414 | Jelle Geerts | 414 | Jelle Geerts |
415 | Tadeusz PyÅ› | ||
415 | 416 | ||
416 | The libmad team | 417 | The libmad team |
417 | The wavpack team | 418 | The wavpack team |
diff --git a/firmware/export/config-creativezvm.h b/firmware/export/config-creativezvm.h index b7a0fcef57..647e8e986c 100644 --- a/firmware/export/config-creativezvm.h +++ b/firmware/export/config-creativezvm.h | |||
@@ -166,11 +166,11 @@ | |||
166 | #define USB_PRODUCT_ID 0x4133 | 166 | #define USB_PRODUCT_ID 0x4133 |
167 | 167 | ||
168 | /*DEBUGGING!*/ | 168 | /*DEBUGGING!*/ |
169 | #ifdef BOOTLOADER | 169 | /* |
170 | #define THREAD_EXTRA_CHECKS 1 | 170 | #define THREAD_EXTRA_CHECKS 1 |
171 | #define DEBUG 1 | 171 | #define DEBUG 1 |
172 | #define debug(msg) printf(msg) | 172 | #define debug(msg) printf(msg) |
173 | #define BUTTON_DEBUG | 173 | #define BUTTON_DEBUG |
174 | #endif | 174 | */ |
175 | 175 | ||
176 | #endif | 176 | #endif |
diff --git a/firmware/target/arm/tms320dm320/boot.lds b/firmware/target/arm/tms320dm320/boot.lds index 5a4182fe29..97274a2c04 100644 --- a/firmware/target/arm/tms320dm320/boot.lds +++ b/firmware/target/arm/tms320dm320/boot.lds | |||
@@ -7,7 +7,7 @@ STARTUP(target/arm/tms320dm320/crt0.o) | |||
7 | 7 | ||
8 | #define DRAMSIZE (MEMORYSIZE * 0x100000) | 8 | #define DRAMSIZE (MEMORYSIZE * 0x100000) |
9 | 9 | ||
10 | #define DRAMORIG 0x00900000 | 10 | #define DRAMORIG 0x01900000 /* actually it's 0x00900000 */ |
11 | #define IRAMORIG 0x00000000 | 11 | #define IRAMORIG 0x00000000 |
12 | #define IRAMSIZE 16K | 12 | #define IRAMSIZE 16K |
13 | #define FLASHORIG 0x00100000 | 13 | #define FLASHORIG 0x00100000 |
@@ -22,7 +22,7 @@ MEMORY | |||
22 | 22 | ||
23 | SECTIONS | 23 | SECTIONS |
24 | { | 24 | { |
25 | . = DRAMORIG + 0x1000000; | 25 | . = DRAMORIG; |
26 | 26 | ||
27 | .text : { | 27 | .text : { |
28 | loadaddress = .; | 28 | loadaddress = .; |
diff --git a/firmware/target/arm/tms320dm320/creative-zvm/ata-creativezvm.c b/firmware/target/arm/tms320dm320/creative-zvm/ata-creativezvm.c index 0c4dd4bfbe..1732c5d2c4 100644 --- a/firmware/target/arm/tms320dm320/creative-zvm/ata-creativezvm.c +++ b/firmware/target/arm/tms320dm320/creative-zvm/ata-creativezvm.c | |||
@@ -28,6 +28,8 @@ | |||
28 | #include "panic.h" | 28 | #include "panic.h" |
29 | #include "ata-target.h" | 29 | #include "ata-target.h" |
30 | #include "dm320.h" | 30 | #include "dm320.h" |
31 | #include "ata.h" | ||
32 | #include "string.h" | ||
31 | 33 | ||
32 | void sleep_ms(int ms) | 34 | void sleep_ms(int ms) |
33 | { | 35 | { |
@@ -109,3 +111,106 @@ void GIO2(void) | |||
109 | IO_INTC_IRQ1 = INTR_IRQ1_EXT2; /* Mask GIO2 interrupt */ | 111 | IO_INTC_IRQ1 = INTR_IRQ1_EXT2; /* Mask GIO2 interrupt */ |
110 | return; | 112 | return; |
111 | } | 113 | } |
114 | |||
115 | /* | ||
116 | --------------------------------------------------------------------------- | ||
117 | Creative File Systems parsing code | ||
118 | --------------------------------------------------------------------------- | ||
119 | */ | ||
120 | |||
121 | struct main_header | ||
122 | { | ||
123 | char mblk[4]; | ||
124 | unsigned char sector_size[4]; | ||
125 | unsigned char disk_size[8]; | ||
126 | struct partition_header | ||
127 | { | ||
128 | unsigned char end[4]; | ||
129 | unsigned char start[4]; | ||
130 | char name[8]; | ||
131 | } partitions[31]; | ||
132 | }; | ||
133 | |||
134 | struct minifs_file | ||
135 | { | ||
136 | char name[0x10]; | ||
137 | unsigned char unk[4]; | ||
138 | unsigned char size[4]; | ||
139 | unsigned char chain1[4]; | ||
140 | unsigned char chain2[4]; | ||
141 | }; | ||
142 | |||
143 | struct minifs_chain | ||
144 | { | ||
145 | unsigned char unknown[4]; | ||
146 | unsigned char chain[2*0x27FE]; | ||
147 | unsigned char unknown2[4]; | ||
148 | unsigned char length[4]; | ||
149 | }; | ||
150 | |||
151 | |||
152 | #define DIR_BITMAP_START 0x0143 | ||
153 | #define DIR_START 0x0144 | ||
154 | #define DATASPACE_BITMAP_START 0x0145 | ||
155 | #define DATASPACE_START 0x0146 | ||
156 | |||
157 | #define CLUSTER_CHAIN_SIZE 0x5008 | ||
158 | #define CLUSTER_CHAIN_HEAD 0x0000 | ||
159 | #define CLUSTER_CHAIN_BITMAP 0x0001 | ||
160 | #define CLUSTER_CHAIN_CHAIN 0x0002 | ||
161 | |||
162 | |||
163 | static unsigned short le2int16(unsigned char* buf) | ||
164 | { | ||
165 | return (buf[1] << 8) | buf[0]; | ||
166 | } | ||
167 | |||
168 | static unsigned int le2int32(unsigned char* buf) | ||
169 | { | ||
170 | return (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0]; | ||
171 | } | ||
172 | |||
173 | int load_minifs_file(char* filename, unsigned char* location) | ||
174 | { | ||
175 | struct main_header *hdr; | ||
176 | static struct minifs_file files[128]; | ||
177 | struct minifs_chain *chain; | ||
178 | unsigned int i; | ||
179 | int found = -1; | ||
180 | unsigned char sector[512]; | ||
181 | static unsigned char chain_data[42*512]; /* stack overflow if not static */ | ||
182 | |||
183 | /* Reading MBLK */ | ||
184 | ata_read_sectors(0, 1, §or); | ||
185 | hdr = (struct main_header*)§or; | ||
186 | |||
187 | /* Reading directory listing */ | ||
188 | #define CLUSTER2SECTOR(x) ( (le2int32(hdr->partitions[0].start) + (x)*8) ) | ||
189 | ata_read_sectors(CLUSTER2SECTOR(DIR_START), 8, &files); | ||
190 | |||
191 | for(i=0; i<127; i++) | ||
192 | { | ||
193 | if(strcmp(files[i].name, filename) == 0) | ||
194 | found = i; | ||
195 | } | ||
196 | |||
197 | if(found == -1) | ||
198 | return -1; | ||
199 | |||
200 | #define GET_CHAIN(x) ( CLUSTER2SECTOR(CLUSTER_CHAIN_CHAIN)*512 + (x)*CLUSTER_CHAIN_SIZE ) | ||
201 | #define FILE2SECTOR(x) ( CLUSTER2SECTOR(DATASPACE_START + (x)) ) | ||
202 | |||
203 | /* Reading chain list */ | ||
204 | ata_read_sectors(GET_CHAIN(le2int32(files[found].chain1))/512, 41, &chain_data[0]); | ||
205 | |||
206 | chain = (struct minifs_chain*)&chain_data[GET_CHAIN(le2int32(files[found].chain1))%512]; | ||
207 | |||
208 | /* Copying data */ | ||
209 | for(i=0; i<le2int32(chain->length); i++) | ||
210 | { | ||
211 | ata_read_sectors(FILE2SECTOR(le2int16(&chain->chain[i*2])), 8, location); | ||
212 | location += 0x1000; | ||
213 | } | ||
214 | |||
215 | return le2int32(files[found].size); | ||
216 | } | ||
diff --git a/firmware/target/arm/tms320dm320/creative-zvm/ata-target.h b/firmware/target/arm/tms320dm320/creative-zvm/ata-target.h index 63417d1219..6e5699e887 100644 --- a/firmware/target/arm/tms320dm320/creative-zvm/ata-target.h +++ b/firmware/target/arm/tms320dm320/creative-zvm/ata-target.h | |||
@@ -74,5 +74,6 @@ void ata_reset(void); | |||
74 | void ata_device_init(void); | 74 | void ata_device_init(void); |
75 | bool ata_is_coldstart(void); | 75 | bool ata_is_coldstart(void); |
76 | void ide_power_enable(bool on); | 76 | void ide_power_enable(bool on); |
77 | int load_minifs_file(char* filename, unsigned char* location); | ||
77 | 78 | ||
78 | #endif | 79 | #endif |
diff --git a/tools/Makefile b/tools/Makefile index f2497291d9..2e3f1e0fc1 100644 --- a/tools/Makefile +++ b/tools/Makefile | |||
@@ -13,7 +13,7 @@ LDFLAGS := -g | |||
13 | 13 | ||
14 | CLEANALL := scramble descramble iriver sh2d bmp2rb rdf2binary convbdf \ | 14 | CLEANALL := scramble descramble iriver sh2d bmp2rb rdf2binary convbdf \ |
15 | generate_rocklatin mkboot ipod_fw codepages uclpack mi4 gigabeat database \ | 15 | generate_rocklatin mkboot ipod_fw codepages uclpack mi4 gigabeat database \ |
16 | lngdump telechips gigabeats creative hmac-sha1 mktccboot mknkboot rbspeexenc | 16 | lngdump telechips gigabeats creative hmac-sha1 mktccboot mknkboot rbspeexenc mkzenboot |
17 | 17 | ||
18 | all: | 18 | all: |
19 | @echo "Run make in your build directory!" | 19 | @echo "Run make in your build directory!" |
@@ -51,6 +51,12 @@ mktccboot: mktccboot.c telechips.o | |||
51 | mknkboot: mknkboot.c | 51 | mknkboot: mknkboot.c |
52 | $(SILENT)$(CC) $(CFLAGS) $+ -o $@ | 52 | $(SILENT)$(CC) $(CFLAGS) $+ -o $@ |
53 | 53 | ||
54 | mkzenboot.o: mkzenboot.c | ||
55 | $(SILENT)$(CC) $(CFLAGS) -DSTANDALONE -c -o $@ $+ | ||
56 | |||
57 | mkzenboot: mkzenboot.o hmac-sha1.o | ||
58 | $(SILENT)$(CC) $(LDFLAGS) -lz $+ -o $@ | ||
59 | |||
54 | lngdump: lngdump.c | 60 | lngdump: lngdump.c |
55 | $(SILENT)$(CC) $(CFLAGS) $+ -o $@ | 61 | $(SILENT)$(CC) $(CFLAGS) $+ -o $@ |
56 | 62 | ||
diff --git a/tools/mkzenboot.c b/tools/mkzenboot.c new file mode 100644 index 0000000000..2ed9284583 --- /dev/null +++ b/tools/mkzenboot.c | |||
@@ -0,0 +1,1181 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2008 by Maurus Cuelenaere | ||
11 | * | ||
12 | * Based on zenutils by Rasmus Ry <rasmus.ry{at}gmail.com> | ||
13 | * | ||
14 | * This program is free software; you can redistribute it and/or | ||
15 | * modify it under the terms of the GNU General Public License | ||
16 | * as published by the Free Software Foundation; either version 2 | ||
17 | * of the License, or (at your option) any later version. | ||
18 | * | ||
19 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
20 | * KIND, either express or implied. | ||
21 | * | ||
22 | ****************************************************************************/ | ||
23 | #include <stdio.h> | ||
24 | #include <stdlib.h> | ||
25 | #include <string.h> | ||
26 | #include <stdbool.h> | ||
27 | #include <inttypes.h> | ||
28 | #include <zlib.h> | ||
29 | #include "hmac-sha1.h" | ||
30 | |||
31 | static int filesize(FILE* fd) | ||
32 | { | ||
33 | int tmp, tmp2 = ftell(fd); | ||
34 | fseek(fd, 0, SEEK_END); | ||
35 | tmp = ftell(fd); | ||
36 | fseek(fd, tmp2, SEEK_SET); | ||
37 | return tmp; | ||
38 | } | ||
39 | |||
40 | static unsigned int le2int(unsigned char* buf) | ||
41 | { | ||
42 | return ((buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0]); | ||
43 | } | ||
44 | |||
45 | static void int2le(unsigned int val, unsigned char* addr) | ||
46 | { | ||
47 | addr[0] = val & 0xFF; | ||
48 | addr[1] = (val >> 8) & 0xff; | ||
49 | addr[2] = (val >> 16) & 0xff; | ||
50 | addr[3] = (val >> 24) & 0xff; | ||
51 | } | ||
52 | |||
53 | static const char* find_firmware_key(const unsigned char* buffer, size_t len) | ||
54 | { | ||
55 | char szkey1[] = "34d1"; | ||
56 | size_t cchkey1 = strlen(szkey1); | ||
57 | char szkey2[] = "TbnCboEbn"; | ||
58 | size_t cchkey2 = strlen(szkey2); | ||
59 | uint32_t i; | ||
60 | for (i = 0; i < (uint32_t)len; i++) | ||
61 | { | ||
62 | if (len >= cchkey1) | ||
63 | { | ||
64 | if (!strncmp((char*)&buffer[i], szkey1, cchkey1)) | ||
65 | return (const char*)&buffer[i]; | ||
66 | } | ||
67 | if (len >= cchkey2) | ||
68 | { | ||
69 | if (!strncmp((char*)&buffer[i], szkey2, cchkey2)) | ||
70 | return (const char*)&buffer[i]; | ||
71 | } | ||
72 | } | ||
73 | return NULL; | ||
74 | } | ||
75 | |||
76 | static uint32_t find_firmware_offset(unsigned char* buffer, size_t len) | ||
77 | { | ||
78 | uint32_t i; | ||
79 | for (i = 0; i < (uint32_t)len; i += 0x10) | ||
80 | { | ||
81 | if (buffer[i + sizeof(uint32_t)] != 0 | ||
82 | && buffer[i + sizeof(uint32_t) + 1] != 0 | ||
83 | && buffer[i + sizeof(uint32_t) + 2] != 0 | ||
84 | && buffer[i + sizeof(uint32_t) + 3] != 0) | ||
85 | { | ||
86 | return i; | ||
87 | } | ||
88 | if(i > 0xFF) /* Arbitrary guess */ | ||
89 | return 0; | ||
90 | } | ||
91 | return 0; | ||
92 | } | ||
93 | |||
94 | static bool crypt_firmware(const char* key, unsigned char* buffer, size_t len) | ||
95 | { | ||
96 | char key_cpy[255]; | ||
97 | unsigned int i; | ||
98 | unsigned int tmp = 0; | ||
99 | int key_length = strlen(key); | ||
100 | |||
101 | strcpy(key_cpy, key); | ||
102 | for(i=0; i < strlen(key); i++) | ||
103 | key_cpy[i] = key[i] - 1; | ||
104 | |||
105 | for(i=0; i < len; i++) | ||
106 | { | ||
107 | buffer[i] ^= key_cpy[tmp] | 0x80; | ||
108 | tmp = (tmp + 1) % key_length; | ||
109 | } | ||
110 | |||
111 | return true; | ||
112 | } | ||
113 | |||
114 | static bool inflate_to_buffer(const unsigned char *buffer, size_t len, unsigned char* out_buffer, size_t out_len, char** err_msg) | ||
115 | { | ||
116 | /* Initialize Zlib */ | ||
117 | z_stream d_stream; | ||
118 | int ret; | ||
119 | |||
120 | d_stream.zalloc = Z_NULL; | ||
121 | d_stream.zfree = Z_NULL; | ||
122 | d_stream.opaque = Z_NULL; | ||
123 | |||
124 | d_stream.next_in = (unsigned char*)buffer; | ||
125 | d_stream.avail_in = len; | ||
126 | |||
127 | ret = inflateInit(&d_stream); | ||
128 | if (ret != Z_OK) | ||
129 | { | ||
130 | *err_msg = d_stream.msg; | ||
131 | return false; | ||
132 | } | ||
133 | |||
134 | d_stream.next_out = out_buffer; | ||
135 | d_stream.avail_out = out_len; | ||
136 | |||
137 | ret = inflate(&d_stream, Z_SYNC_FLUSH); | ||
138 | if(ret < 0) | ||
139 | { | ||
140 | *err_msg = d_stream.msg; | ||
141 | return false; | ||
142 | } | ||
143 | else | ||
144 | inflateEnd(&d_stream); | ||
145 | |||
146 | return true; | ||
147 | } | ||
148 | |||
149 | #define CODE_MASK 0xC0 | ||
150 | #define ARGS_MASK 0x3F | ||
151 | |||
152 | #define REPEAT_CODE 0x00 | ||
153 | #define BLOCK_CODE 0x40 | ||
154 | #define LONG_RUN_CODE 0x80 | ||
155 | #define SHORT_RUN_CODE 0xC0 | ||
156 | |||
157 | #define BLOCK_ARGS 0x1F | ||
158 | #define BLOCK_MODE 0x20 | ||
159 | |||
160 | |||
161 | static void decode_run(unsigned char* dst, uint16_t len, unsigned char val, | ||
162 | int* dstidx) | ||
163 | { | ||
164 | memset(dst + *dstidx, val, len); | ||
165 | *dstidx += len; | ||
166 | } | ||
167 | |||
168 | static void decode_pattern(unsigned char* src, unsigned char* dst, | ||
169 | uint16_t len, int* srcidx, int* dstidx, | ||
170 | bool bdecode, int npasses) | ||
171 | { | ||
172 | int i, j; | ||
173 | for (i = 0; i < npasses; i++) | ||
174 | { | ||
175 | if (bdecode) | ||
176 | { | ||
177 | for (j = 0; j < len; j++) | ||
178 | { | ||
179 | uint16_t c, d; | ||
180 | c = src[*srcidx + j]; | ||
181 | d = (c >> 5) & 7; | ||
182 | c = (c << 3) & 0xF8; | ||
183 | src[*srcidx + j] = (unsigned char)(c | d); | ||
184 | } | ||
185 | bdecode = false; | ||
186 | } | ||
187 | memcpy(dst + *dstidx, src + *srcidx, len); | ||
188 | *dstidx += len; | ||
189 | } | ||
190 | *srcidx += len; | ||
191 | } | ||
192 | |||
193 | static int cenc_decode(unsigned char* src, int srclen, unsigned char* dst, int dstlen) | ||
194 | { | ||
195 | int i = 0, j = 0; | ||
196 | do | ||
197 | { | ||
198 | uint16_t c, d, e; | ||
199 | c = src[i++]; | ||
200 | switch (c & CODE_MASK) | ||
201 | { | ||
202 | case REPEAT_CODE: /* 2 unsigned chars */ | ||
203 | d = src[i++]; | ||
204 | d = d + 2; | ||
205 | |||
206 | e = (c & ARGS_MASK) + 2; | ||
207 | |||
208 | decode_pattern(src, dst, e, &i, &j, false, d); | ||
209 | break; | ||
210 | |||
211 | case BLOCK_CODE: /* 1/2/3 unsigned chars */ | ||
212 | d = c & BLOCK_ARGS; | ||
213 | if (!(c & BLOCK_MODE)) | ||
214 | { | ||
215 | e = src[i++]; | ||
216 | e = (d << 8) + (e + 0x21); | ||
217 | |||
218 | d = (uint16_t)(i ^ j); | ||
219 | } | ||
220 | else | ||
221 | { | ||
222 | e = d + 1; | ||
223 | |||
224 | d = (uint16_t)(i ^ j); | ||
225 | } | ||
226 | if (d & 1) | ||
227 | { | ||
228 | i++; | ||
229 | } | ||
230 | |||
231 | decode_pattern(src, dst, e, &i, &j, true, 1); | ||
232 | break; | ||
233 | |||
234 | case LONG_RUN_CODE: /* 3 unsigned chars */ | ||
235 | d = src[i++]; | ||
236 | e = ((c & ARGS_MASK) << 8) + (d + 0x42); | ||
237 | |||
238 | d = src[i++]; | ||
239 | d = ((d & 7) << 5) | ((d >> 3) & 0x1F); | ||
240 | |||
241 | decode_run(dst, e, (unsigned char)(d), &j); | ||
242 | break; | ||
243 | |||
244 | case SHORT_RUN_CODE: /* 2 unsigned chars */ | ||
245 | d = src[i++]; | ||
246 | d = ((d & 3) << 6) | ((d >> 2) & 0x3F); | ||
247 | |||
248 | e = (c & ARGS_MASK) + 2; | ||
249 | |||
250 | decode_run(dst, e, (unsigned char)(d), &j); | ||
251 | break; | ||
252 | }; | ||
253 | } while (i < srclen && j < dstlen); | ||
254 | |||
255 | return j; | ||
256 | } | ||
257 | |||
258 | /* | ||
259 | * Copyright (c) 1999, 2000, 2002 Virtual Unlimited B.V. | ||
260 | * | ||
261 | * This library is free software; you can redistribute it and/or | ||
262 | * modify it under the terms of the GNU Lesser General Public | ||
263 | * License as published by the Free Software Foundation; either | ||
264 | * version 2.1 of the License, or (at your option) any later version. | ||
265 | * | ||
266 | * This library is distributed in the hope that it will be useful, | ||
267 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
268 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
269 | * Lesser General Public License for more details. | ||
270 | * | ||
271 | * You should have received a copy of the GNU Lesser General Public | ||
272 | * License along with this library; if not, write to the Free Software | ||
273 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
274 | * | ||
275 | */ | ||
276 | |||
277 | #define BLOWFISHROUNDS 16 | ||
278 | #define BLOWFISHPSIZE (BLOWFISHROUNDS+2) | ||
279 | #define WORDS_BIGENDIAN 0 | ||
280 | |||
281 | struct blowfishParam | ||
282 | { | ||
283 | uint32_t p[BLOWFISHPSIZE]; | ||
284 | uint32_t s[1024]; | ||
285 | uint32_t fdback[2]; | ||
286 | }; | ||
287 | |||
288 | typedef enum | ||
289 | { | ||
290 | NOCRYPT, | ||
291 | ENCRYPT, | ||
292 | DECRYPT | ||
293 | } cipherOperation; | ||
294 | |||
295 | static inline uint32_t swapu32(uint32_t n) | ||
296 | { | ||
297 | return ( ((n & 0xffU) << 24) | | ||
298 | ((n & 0xff00U) << 8) | | ||
299 | ((n & 0xff0000U) >> 8) | | ||
300 | ((n & 0xff000000U) >> 24) ); | ||
301 | } | ||
302 | |||
303 | static uint32_t _bf_p[BLOWFISHPSIZE] = { | ||
304 | 0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344, | ||
305 | 0xa4093822, 0x299f31d0, 0x082efa98, 0xec4e6c89, | ||
306 | 0x452821e6, 0x38d01377, 0xbe5466cf, 0x34e90c6c, | ||
307 | 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5, 0xb5470917, | ||
308 | 0x9216d5d9, 0x8979fb1b | ||
309 | }; | ||
310 | |||
311 | static uint32_t _bf_s[1024] = { | ||
312 | 0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7, | ||
313 | 0xb8e1afed, 0x6a267e96, 0xba7c9045, 0xf12c7f99, | ||
314 | 0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16, | ||
315 | 0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e, | ||
316 | 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee, | ||
317 | 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013, | ||
318 | 0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef, | ||
319 | 0x8e79dcb0, 0x603a180e, 0x6c9e0e8b, 0xb01e8a3e, | ||
320 | 0xd71577c1, 0xbd314b27, 0x78af2fda, 0x55605c60, | ||
321 | 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440, | ||
322 | 0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce, | ||
323 | 0xa15486af, 0x7c72e993, 0xb3ee1411, 0x636fbc2a, | ||
324 | 0x2ba9c55d, 0x741831f6, 0xce5c3e16, 0x9b87931e, | ||
325 | 0xafd6ba33, 0x6c24cf5c, 0x7a325381, 0x28958677, | ||
326 | 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193, | ||
327 | 0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032, | ||
328 | 0xef845d5d, 0xe98575b1, 0xdc262302, 0xeb651b88, | ||
329 | 0x23893e81, 0xd396acc5, 0x0f6d6ff3, 0x83f44239, | ||
330 | 0x2e0b4482, 0xa4842004, 0x69c8f04a, 0x9e1f9b5e, | ||
331 | 0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0, | ||
332 | 0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3, | ||
333 | 0x6eef0b6c, 0x137a3be4, 0xba3bf050, 0x7efb2a98, | ||
334 | 0xa1f1651d, 0x39af0176, 0x66ca593e, 0x82430e88, | ||
335 | 0x8cee8619, 0x456f9fb4, 0x7d84a5c3, 0x3b8b5ebe, | ||
336 | 0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6, | ||
337 | 0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d, | ||
338 | 0x37d0d724, 0xd00a1248, 0xdb0fead3, 0x49f1c09b, | ||
339 | 0x075372c9, 0x80991b7b, 0x25d479d8, 0xf6e8def7, | ||
340 | 0xe3fe501a, 0xb6794c3b, 0x976ce0bd, 0x04c006ba, | ||
341 | 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463, | ||
342 | 0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f, | ||
343 | 0x6dfc511f, 0x9b30952c, 0xcc814544, 0xaf5ebd09, | ||
344 | 0xbee3d004, 0xde334afd, 0x660f2807, 0x192e4bb3, | ||
345 | 0xc0cba857, 0x45c8740f, 0xd20b5f39, 0xb9d3fbdb, | ||
346 | 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279, | ||
347 | 0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8, | ||
348 | 0x3c7516df, 0xfd616b15, 0x2f501ec8, 0xad0552ab, | ||
349 | 0x323db5fa, 0xfd238760, 0x53317b48, 0x3e00df82, | ||
350 | 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e, 0xdf1769db, | ||
351 | 0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573, | ||
352 | 0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0, | ||
353 | 0x10fa3d98, 0xfd2183b8, 0x4afcb56c, 0x2dd1d35b, | ||
354 | 0x9a53e479, 0xb6f84565, 0xd28e49bc, 0x4bfb9790, | ||
355 | 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341, 0xcee4c6e8, | ||
356 | 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4, | ||
357 | 0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0, | ||
358 | 0xd08ed1d0, 0xafc725e0, 0x8e3c5b2f, 0x8e7594b7, | ||
359 | 0x8ff6e2fb, 0xf2122b64, 0x8888b812, 0x900df01c, | ||
360 | 0x4fad5ea0, 0x688fc31c, 0xd1cff191, 0xb3a8c1ad, | ||
361 | 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1, | ||
362 | 0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299, | ||
363 | 0xb4a84fe0, 0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9, | ||
364 | 0x165fa266, 0x80957705, 0x93cc7314, 0x211a1477, | ||
365 | 0xe6ad2065, 0x77b5fa86, 0xc75442f5, 0xfb9d35cf, | ||
366 | 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49, | ||
367 | 0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af, | ||
368 | 0x2464369b, 0xf009b91e, 0x5563911d, 0x59dfa6aa, | ||
369 | 0x78c14389, 0xd95a537f, 0x207d5ba2, 0x02e5b9c5, | ||
370 | 0x83260376, 0x6295cfa9, 0x11c81968, 0x4e734a41, | ||
371 | 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915, | ||
372 | 0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400, | ||
373 | 0x08ba6fb5, 0x571be91f, 0xf296ec6b, 0x2a0dd915, | ||
374 | 0xb6636521, 0xe7b9f9b6, 0xff34052e, 0xc5855664, | ||
375 | 0x53b02d5d, 0xa99f8fa1, 0x08ba4799, 0x6e85076a, | ||
376 | 0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623, | ||
377 | 0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266, | ||
378 | 0xecaa8c71, 0x699a17ff, 0x5664526c, 0xc2b19ee1, | ||
379 | 0x193602a5, 0x75094c29, 0xa0591340, 0xe4183a3e, | ||
380 | 0x3f54989a, 0x5b429d65, 0x6b8fe4d6, 0x99f73fd6, | ||
381 | 0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1, | ||
382 | 0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e, | ||
383 | 0x09686b3f, 0x3ebaefc9, 0x3c971814, 0x6b6a70a1, | ||
384 | 0x687f3584, 0x52a0e286, 0xb79c5305, 0xaa500737, | ||
385 | 0x3e07841c, 0x7fdeae5c, 0x8e7d44ec, 0x5716f2b8, | ||
386 | 0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff, | ||
387 | 0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd, | ||
388 | 0xd19113f9, 0x7ca92ff6, 0x94324773, 0x22f54701, | ||
389 | 0x3ae5e581, 0x37c2dadc, 0xc8b57634, 0x9af3dda7, | ||
390 | 0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41, | ||
391 | 0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331, | ||
392 | 0x4e548b38, 0x4f6db908, 0x6f420d03, 0xf60a04bf, | ||
393 | 0x2cb81290, 0x24977c79, 0x5679b072, 0xbcaf89af, | ||
394 | 0xde9a771f, 0xd9930810, 0xb38bae12, 0xdccf3f2e, | ||
395 | 0x5512721f, 0x2e6b7124, 0x501adde6, 0x9f84cd87, | ||
396 | 0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c, | ||
397 | 0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2, | ||
398 | 0xef1c1847, 0x3215d908, 0xdd433b37, 0x24c2ba16, | ||
399 | 0x12a14d43, 0x2a65c451, 0x50940002, 0x133ae4dd, | ||
400 | 0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b, | ||
401 | 0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509, | ||
402 | 0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e, | ||
403 | 0x86e34570, 0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3, | ||
404 | 0x771fe71c, 0x4e3d06fa, 0x2965dcb9, 0x99e71d0f, | ||
405 | 0x803e89d6, 0x5266c825, 0x2e4cc978, 0x9c10b36a, | ||
406 | 0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4, | ||
407 | 0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960, | ||
408 | 0x5223a708, 0xf71312b6, 0xebadfe6e, 0xeac31f66, | ||
409 | 0xe3bc4595, 0xa67bc883, 0xb17f37d1, 0x018cff28, | ||
410 | 0xc332ddef, 0xbe6c5aa5, 0x65582185, 0x68ab9802, | ||
411 | 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84, | ||
412 | 0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510, | ||
413 | 0x13cca830, 0xeb61bd96, 0x0334fe1e, 0xaa0363cf, | ||
414 | 0xb5735c90, 0x4c70a239, 0xd59e9e0b, 0xcbaade14, | ||
415 | 0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e, | ||
416 | 0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50, | ||
417 | 0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7, | ||
418 | 0x9b540b19, 0x875fa099, 0x95f7997e, 0x623d7da8, | ||
419 | 0xf837889a, 0x97e32d77, 0x11ed935f, 0x16681281, | ||
420 | 0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99, | ||
421 | 0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696, | ||
422 | 0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128, | ||
423 | 0x58ebf2ef, 0x34c6ffea, 0xfe28ed61, 0xee7c3c73, | ||
424 | 0x5d4a14d9, 0xe864b7e3, 0x42105d14, 0x203e13e0, | ||
425 | 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15, 0xfacb4fd0, | ||
426 | 0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105, | ||
427 | 0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250, | ||
428 | 0xcf62a1f2, 0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3, | ||
429 | 0x7f1524c3, 0x69cb7492, 0x47848a0b, 0x5692b285, | ||
430 | 0x095bbf00, 0xad19489d, 0x1462b174, 0x23820e00, | ||
431 | 0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061, | ||
432 | 0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb, | ||
433 | 0x7cde3759, 0xcbee7460, 0x4085f2a7, 0xce77326e, | ||
434 | 0xa6078084, 0x19f8509e, 0xe8efd855, 0x61d99735, | ||
435 | 0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc, | ||
436 | 0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9, | ||
437 | 0xdb73dbd3, 0x105588cd, 0x675fda79, 0xe3674340, | ||
438 | 0xc5c43465, 0x713e38d8, 0x3d28f89e, 0xf16dff20, | ||
439 | 0x153e21e7, 0x8fb03d4a, 0xe6e39f2b, 0xdb83adf7, | ||
440 | 0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934, | ||
441 | 0x411520f7, 0x7602d4f7, 0xbcf46b2e, 0xd4a20068, | ||
442 | 0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af, | ||
443 | 0x1e39f62e, 0x97244546, 0x14214f74, 0xbf8b8840, | ||
444 | 0x4d95fc1d, 0x96b591af, 0x70f4ddd3, 0x66a02f45, | ||
445 | 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504, | ||
446 | 0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a, | ||
447 | 0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb, | ||
448 | 0x68dc1462, 0xd7486900, 0x680ec0a4, 0x27a18dee, | ||
449 | 0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6, | ||
450 | 0xaace1e7c, 0xd3375fec, 0xce78a399, 0x406b2a42, | ||
451 | 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b, | ||
452 | 0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2, | ||
453 | 0x3a6efa74, 0xdd5b4332, 0x6841e7f7, 0xca7820fb, | ||
454 | 0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527, | ||
455 | 0x55533a3a, 0x20838d87, 0xfe6ba9b7, 0xd096954b, | ||
456 | 0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33, | ||
457 | 0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c, | ||
458 | 0xfdf8e802, 0x04272f70, 0x80bb155c, 0x05282ce3, | ||
459 | 0x95c11548, 0xe4c66d22, 0x48c1133f, 0xc70f86dc, | ||
460 | 0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17, | ||
461 | 0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564, | ||
462 | 0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b, | ||
463 | 0x0e12b4c2, 0x02e1329e, 0xaf664fd1, 0xcad18115, | ||
464 | 0x6b2395e0, 0x333e92e1, 0x3b240b62, 0xeebeb922, | ||
465 | 0x85b2a20e, 0xe6ba0d99, 0xde720c8c, 0x2da2f728, | ||
466 | 0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0, | ||
467 | 0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e, | ||
468 | 0x0a476341, 0x992eff74, 0x3a6f6eab, 0xf4f8fd37, | ||
469 | 0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d, | ||
470 | 0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804, | ||
471 | 0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b, | ||
472 | 0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3, | ||
473 | 0xbb132f88, 0x515bad24, 0x7b9479bf, 0x763bd6eb, | ||
474 | 0x37392eb3, 0xcc115979, 0x8026e297, 0xf42e312d, | ||
475 | 0x6842ada7, 0xc66a2b3b, 0x12754ccc, 0x782ef11c, | ||
476 | 0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350, | ||
477 | 0x1a6b1018, 0x11caedfa, 0x3d25bdd8, 0xe2e1c3c9, | ||
478 | 0x44421659, 0x0a121386, 0xd90cec6e, 0xd5abea2a, | ||
479 | 0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe, | ||
480 | 0x9dbc8057, 0xf0f7c086, 0x60787bf8, 0x6003604d, | ||
481 | 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc, | ||
482 | 0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f, | ||
483 | 0x77a057be, 0xbde8ae24, 0x55464299, 0xbf582e61, | ||
484 | 0x4e58f48f, 0xf2ddfda2, 0xf474ef38, 0x8789bdc2, | ||
485 | 0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9, | ||
486 | 0x7aeb2661, 0x8b1ddf84, 0x846a0e79, 0x915f95e2, | ||
487 | 0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c, | ||
488 | 0xb90bace1, 0xbb8205d0, 0x11a86248, 0x7574a99e, | ||
489 | 0xb77f19b6, 0xe0a9dc09, 0x662d09a1, 0xc4324633, | ||
490 | 0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10, | ||
491 | 0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169, | ||
492 | 0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52, | ||
493 | 0x50115e01, 0xa70683fa, 0xa002b5c4, 0x0de6d027, | ||
494 | 0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5, | ||
495 | 0xf0177a28, 0xc0f586e0, 0x006058aa, 0x30dc7d62, | ||
496 | 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634, | ||
497 | 0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76, | ||
498 | 0x6f05e409, 0x4b7c0188, 0x39720a3d, 0x7c927c24, | ||
499 | 0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc, | ||
500 | 0xed545578, 0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4, | ||
501 | 0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c, | ||
502 | 0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837, | ||
503 | 0xd79a3234, 0x92638212, 0x670efa8e, 0x406000e0, | ||
504 | 0x3a39ce37, 0xd3faf5cf, 0xabc27737, 0x5ac52d1b, | ||
505 | 0x5cb0679e, 0x4fa33742, 0xd3822740, 0x99bc9bbe, | ||
506 | 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b, | ||
507 | 0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4, | ||
508 | 0x5748ab2f, 0xbc946e79, 0xc6a376d2, 0x6549c2c8, | ||
509 | 0x530ff8ee, 0x468dde7d, 0xd5730a1d, 0x4cd04dc6, | ||
510 | 0x2939bbdb, 0xa9ba4650, 0xac9526e8, 0xbe5ee304, | ||
511 | 0xa1fad5f0, 0x6a2d519a, 0x63ef8ce2, 0x9a86ee22, | ||
512 | 0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4, | ||
513 | 0x83c061ba, 0x9be96a4d, 0x8fe51550, 0xba645bd6, | ||
514 | 0x2826a2f9, 0xa73a3ae1, 0x4ba99586, 0xef5562e9, | ||
515 | 0xc72fefd3, 0xf752f7da, 0x3f046f69, 0x77fa0a59, | ||
516 | 0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593, | ||
517 | 0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51, | ||
518 | 0x96d5ac3a, 0x017da67d, 0xd1cf3ed6, 0x7c7d2d28, | ||
519 | 0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c, | ||
520 | 0xe029ac71, 0xe019a5e6, 0x47b0acfd, 0xed93fa9b, | ||
521 | 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28, | ||
522 | 0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c, | ||
523 | 0x15056dd4, 0x88f46dba, 0x03a16125, 0x0564f0bd, | ||
524 | 0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a, | ||
525 | 0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb, 0x26dcf319, | ||
526 | 0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb, | ||
527 | 0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f, | ||
528 | 0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991, | ||
529 | 0xea7a90c2, 0xfb3e7bce, 0x5121ce64, 0x774fbe32, | ||
530 | 0xa8b6e37e, 0xc3293d46, 0x48de5369, 0x6413e680, | ||
531 | 0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166, | ||
532 | 0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae, | ||
533 | 0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb, | ||
534 | 0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5, | ||
535 | 0x72eacea8, 0xfa6484bb, 0x8d6612ae, 0xbf3c6f47, | ||
536 | 0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370, | ||
537 | 0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d, | ||
538 | 0x4040cb08, 0x4eb4e2cc, 0x34d2466a, 0x0115af84, | ||
539 | 0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048, | ||
540 | 0x6f3f3b82, 0x3520ab82, 0x011a1d4b, 0x277227f8, | ||
541 | 0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd, | ||
542 | 0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9, | ||
543 | 0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7, | ||
544 | 0x1a908749, 0xd44fbd9a, 0xd0dadecb, 0xd50ada38, | ||
545 | 0x0339c32a, 0xc6913667, 0x8df9317c, 0xe0b12b4f, | ||
546 | 0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c, | ||
547 | 0xbf97222c, 0x15e6fc2a, 0x0f91fc71, 0x9b941525, | ||
548 | 0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1, | ||
549 | 0xb6c1075e, 0xe3056a0c, 0x10d25065, 0xcb03a442, | ||
550 | 0xe0ec6e0e, 0x1698db3b, 0x4c98a0be, 0x3278e964, | ||
551 | 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e, | ||
552 | 0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8, | ||
553 | 0xdf359f8d, 0x9b992f2e, 0xe60b6f47, 0x0fe3f11d, | ||
554 | 0xe54cda54, 0x1edad891, 0xce6279cf, 0xcd3e7e6f, | ||
555 | 0x1618b166, 0xfd2c1d05, 0x848fd2c5, 0xf6fb2299, | ||
556 | 0xf523f357, 0xa6327623, 0x93a83531, 0x56cccd02, | ||
557 | 0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc, | ||
558 | 0xde966292, 0x81b949d0, 0x4c50901b, 0x71c65614, | ||
559 | 0xe6c6c7bd, 0x327a140a, 0x45e1d006, 0xc3f27b9a, | ||
560 | 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2, 0x35bdd2f6, | ||
561 | 0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b, | ||
562 | 0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0, | ||
563 | 0xba38209c, 0xf746ce76, 0x77afa1c5, 0x20756060, | ||
564 | 0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e, | ||
565 | 0x1948c25c, 0x02fb8a8c, 0x01c36ae4, 0xd6ebe1f9, | ||
566 | 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f, | ||
567 | 0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6 | ||
568 | }; | ||
569 | |||
570 | #define EROUND(l,r) l ^= *(p++); r ^= ((s[((l>>24)&0xff)+0x000]+s[((l>>16)&0xff)+0x100])^s[((l>>8)&0xff)+0x200])+s[((l>>0)&0xff)+0x300] | ||
571 | #define DROUND(l,r) l ^= *(p--); r ^= ((s[((l>>24)&0xff)+0x000]+s[((l>>16)&0xff)+0x100])^s[((l>>8)&0xff)+0x200])+s[((l>>0)&0xff)+0x300] | ||
572 | |||
573 | static int blowfishEncrypt(struct blowfishParam* bp, uint32_t* dst, const uint32_t* src) | ||
574 | { | ||
575 | #if WORDS_BIGENDIAN | ||
576 | register uint32_t xl = src[0], xr = src[1]; | ||
577 | #else | ||
578 | register uint32_t xl = swapu32(src[0]), xr = swapu32(src[1]); | ||
579 | #endif | ||
580 | register uint32_t* p = bp->p; | ||
581 | register uint32_t* s = bp->s; | ||
582 | |||
583 | EROUND(xl, xr); EROUND(xr, xl); | ||
584 | EROUND(xl, xr); EROUND(xr, xl); | ||
585 | EROUND(xl, xr); EROUND(xr, xl); | ||
586 | EROUND(xl, xr); EROUND(xr, xl); | ||
587 | EROUND(xl, xr); EROUND(xr, xl); | ||
588 | EROUND(xl, xr); EROUND(xr, xl); | ||
589 | EROUND(xl, xr); EROUND(xr, xl); | ||
590 | EROUND(xl, xr); EROUND(xr, xl); | ||
591 | |||
592 | #if WORDS_BIGENDIAN | ||
593 | dst[1] = xl ^ *(p++); | ||
594 | dst[0] = xr ^ *(p++); | ||
595 | #else | ||
596 | dst[1] = swapu32(xl ^ *(p++)); | ||
597 | dst[0] = swapu32(xr ^ *(p++)); | ||
598 | #endif | ||
599 | |||
600 | return 0; | ||
601 | } | ||
602 | |||
603 | static int blowfishDecrypt(struct blowfishParam* bp, uint32_t* dst, const uint32_t* src) | ||
604 | { | ||
605 | #if WORDS_BIGENDIAN | ||
606 | register uint32_t xl = src[0], xr = src[1]; | ||
607 | #else | ||
608 | register uint32_t xl = swapu32(src[0]), xr = swapu32(src[1]); | ||
609 | #endif | ||
610 | register uint32_t* p = bp->p+BLOWFISHPSIZE-1; | ||
611 | register uint32_t* s = bp->s; | ||
612 | |||
613 | DROUND(xl, xr); DROUND(xr, xl); | ||
614 | DROUND(xl, xr); DROUND(xr, xl); | ||
615 | DROUND(xl, xr); DROUND(xr, xl); | ||
616 | DROUND(xl, xr); DROUND(xr, xl); | ||
617 | DROUND(xl, xr); DROUND(xr, xl); | ||
618 | DROUND(xl, xr); DROUND(xr, xl); | ||
619 | DROUND(xl, xr); DROUND(xr, xl); | ||
620 | DROUND(xl, xr); DROUND(xr, xl); | ||
621 | |||
622 | #if WORDS_BIGENDIAN | ||
623 | dst[1] = xl ^ *(p--); | ||
624 | dst[0] = xr ^ *(p--); | ||
625 | #else | ||
626 | dst[1] = swapu32(xl ^ *(p--)); | ||
627 | dst[0] = swapu32(xr ^ *(p--)); | ||
628 | #endif | ||
629 | |||
630 | return 0; | ||
631 | } | ||
632 | |||
633 | static int blowfishSetup(struct blowfishParam* bp, const unsigned char* key, size_t keybits, cipherOperation op) | ||
634 | { | ||
635 | if ((op != ENCRYPT) && (op != DECRYPT)) | ||
636 | return -1; | ||
637 | |||
638 | if (((keybits & 7) == 0) && (keybits >= 32) && (keybits <= 448)) | ||
639 | { | ||
640 | register uint32_t* p = bp->p; | ||
641 | register uint32_t* s = bp->s; | ||
642 | register unsigned int i, j, k; | ||
643 | |||
644 | uint32_t tmp, work[2]; | ||
645 | |||
646 | memcpy(s, _bf_s, 1024 * sizeof(uint32_t)); | ||
647 | |||
648 | for (i = 0, k = 0; i < BLOWFISHPSIZE; i++) | ||
649 | { | ||
650 | tmp = 0; | ||
651 | for (j = 0; j < 4; j++) | ||
652 | { | ||
653 | tmp <<= 8; | ||
654 | tmp |= key[k++]; | ||
655 | if (k >= (keybits >> 3)) | ||
656 | k = 0; | ||
657 | } | ||
658 | p[i] = _bf_p[i] ^ tmp; | ||
659 | } | ||
660 | |||
661 | work[0] = work[1] = 0; | ||
662 | |||
663 | for (i = 0; i < BLOWFISHPSIZE; i += 2, p += 2) | ||
664 | { | ||
665 | blowfishEncrypt(bp, work, work); | ||
666 | #if WORDS_BIGENDIAN | ||
667 | p[0] = work[0]; | ||
668 | p[1] = work[1]; | ||
669 | #else | ||
670 | p[0] = swapu32(work[0]); | ||
671 | p[1] = swapu32(work[1]); | ||
672 | #endif | ||
673 | } | ||
674 | |||
675 | for (i = 0; i < 1024; i += 2, s += 2) | ||
676 | { | ||
677 | blowfishEncrypt(bp, work, work); | ||
678 | #if WORDS_BIGENDIAN | ||
679 | s[0] = work[0]; | ||
680 | s[1] = work[1]; | ||
681 | #else | ||
682 | s[0] = swapu32(work[0]); | ||
683 | s[1] = swapu32(work[1]); | ||
684 | #endif | ||
685 | } | ||
686 | |||
687 | /* clear fdback/iv */ | ||
688 | bp->fdback[0] = 0; | ||
689 | bp->fdback[1] = 0; | ||
690 | |||
691 | return 0; | ||
692 | } | ||
693 | return -1; | ||
694 | } | ||
695 | |||
696 | static int blowfishSetIV(struct blowfishParam* bp, const unsigned char* iv) | ||
697 | { | ||
698 | if (iv) | ||
699 | memcpy(bp->fdback, iv, 8); | ||
700 | else | ||
701 | memset(bp->fdback, 0, 8); | ||
702 | |||
703 | return 0; | ||
704 | } | ||
705 | |||
706 | #define BLOWFISH_BLOCKSIZE 8 | ||
707 | static int blowfishDecryptCBC(struct blowfishParam* bp, uint32_t* dst, const uint32_t* src, unsigned int nblocks) | ||
708 | { | ||
709 | register const unsigned int blockwords = BLOWFISH_BLOCKSIZE >> 2; | ||
710 | register uint32_t* fdback = bp->fdback; | ||
711 | register uint32_t* buf = (uint32_t*) malloc(blockwords * sizeof(uint32_t)); | ||
712 | |||
713 | if (buf) | ||
714 | { | ||
715 | while (nblocks > 0) | ||
716 | { | ||
717 | register uint32_t tmp; | ||
718 | register unsigned int i; | ||
719 | |||
720 | blowfishDecrypt(bp, buf, src); | ||
721 | |||
722 | for (i = 0; i < blockwords; i++) | ||
723 | { | ||
724 | tmp = src[i]; | ||
725 | dst[i] = buf[i] ^ fdback[i]; | ||
726 | fdback[i] = tmp; | ||
727 | } | ||
728 | |||
729 | dst += blockwords; | ||
730 | src += blockwords; | ||
731 | |||
732 | nblocks--; | ||
733 | } | ||
734 | free(buf); | ||
735 | return 0; | ||
736 | } | ||
737 | |||
738 | return -1; | ||
739 | } | ||
740 | |||
741 | static bool bf_cbc_decrypt(const unsigned char* key, size_t keylen, | ||
742 | unsigned char* data, size_t datalen, | ||
743 | const unsigned char* iv) | ||
744 | { | ||
745 | struct blowfishParam param; | ||
746 | unsigned char *cipher; | ||
747 | unsigned int nblocks; | ||
748 | |||
749 | if (datalen % BLOWFISH_BLOCKSIZE) | ||
750 | return false; | ||
751 | |||
752 | if (blowfishSetup(¶m, key, keylen * 8, ENCRYPT)) | ||
753 | return false; | ||
754 | if (blowfishSetIV(¶m, iv)) | ||
755 | return false; | ||
756 | |||
757 | cipher = malloc(datalen); | ||
758 | memcpy(cipher, data, datalen); | ||
759 | |||
760 | nblocks = datalen / BLOWFISH_BLOCKSIZE; | ||
761 | if (blowfishDecryptCBC(¶m, (uint32_t*)data, (uint32_t*)cipher, | ||
762 | nblocks)) | ||
763 | { | ||
764 | free(cipher); | ||
765 | return false; | ||
766 | } | ||
767 | |||
768 | free(cipher); | ||
769 | return true; | ||
770 | } | ||
771 | |||
772 | static inline uint32_t swap(uint32_t val) | ||
773 | { | ||
774 | return ((val & 0xFF) << 24) | ||
775 | | ((val & 0xFF00) << 8) | ||
776 | | ((val & 0xFF0000) >> 8) | ||
777 | | ((val & 0xFF000000) >> 24); | ||
778 | } | ||
779 | |||
780 | const char *tl_key = "1sN0TM3D az u~may th1nk*" | ||
781 | "Creative Zen Vision:M"; | ||
782 | const char *null_key = "CTL:N0MAD|PDE0.DPMP."; | ||
783 | |||
784 | int mkboot(const char* infile, const char* bootfile, const char* outfile) | ||
785 | { | ||
786 | FILE *infd, *bootfd, *outfd; | ||
787 | unsigned char *buffer, *out_buffer, enc_data[40], hash_key[20]; | ||
788 | char *err_msg; | ||
789 | const char *fw_key; | ||
790 | uint32_t i, fw_offset, fw_size, data_ptr, data_size, ciff_size, cenc_size, iv[2]; | ||
791 | |||
792 | infd = fopen(infile, "rb"); | ||
793 | if(infd == NULL) | ||
794 | { | ||
795 | fprintf(stderr, "[ERR] Could not open %s\n", infile); | ||
796 | return -1; | ||
797 | } | ||
798 | |||
799 | buffer = malloc(filesize(infd)); | ||
800 | if(buffer == NULL) | ||
801 | { | ||
802 | fprintf(stderr, "[ERR] Could not allocate %d unsigned chars\n", filesize(infd)); | ||
803 | fclose(infd); | ||
804 | return -2; | ||
805 | } | ||
806 | |||
807 | if(fread(buffer, filesize(infd), 1, infd) != 1) | ||
808 | { | ||
809 | fprintf(stderr, "[ERR] Short read\n"); | ||
810 | fclose(infd); | ||
811 | free(buffer); | ||
812 | return -3; | ||
813 | } | ||
814 | |||
815 | fclose(infd); | ||
816 | |||
817 | /* Rudimentary Win32 PE reading */ | ||
818 | if(memcmp(&buffer[0], "MZ", 2) != 0 && | ||
819 | memcmp(&buffer[0x118], "PE", 2) != 0) | ||
820 | { | ||
821 | fprintf(stderr, "[ERR] Input file isn't an executable\n"); | ||
822 | free(buffer); | ||
823 | return -4; | ||
824 | } | ||
825 | |||
826 | data_ptr = 0, data_size = 0; | ||
827 | for(i=0x210; i < 0x1000; i+=0x28) | ||
828 | { | ||
829 | if(strcmp((char*)&buffer[i], ".data") == 0) | ||
830 | { | ||
831 | data_ptr = le2int(&buffer[i+0x14]); | ||
832 | data_size = le2int(&buffer[i+0x10]); | ||
833 | break; | ||
834 | } | ||
835 | } | ||
836 | |||
837 | if(data_ptr == 0 || data_size == 0) | ||
838 | { | ||
839 | fprintf(stderr, "[ERR] Couldn't find .data section\n"); | ||
840 | free(buffer); | ||
841 | return -5; | ||
842 | } | ||
843 | |||
844 | fprintf(stderr, "[INFO] .data section is at 0x%x with size 0x%x\n", data_ptr, data_size); | ||
845 | |||
846 | fw_offset = find_firmware_offset(&buffer[data_ptr], data_size); | ||
847 | if(fw_offset == 0) | ||
848 | { | ||
849 | fprintf(stderr, "[ERR] Couldn't find firmware offset\n"); | ||
850 | free(buffer); | ||
851 | return -6; | ||
852 | } | ||
853 | fw_size = le2int(&buffer[data_ptr+fw_offset]); | ||
854 | fprintf(stderr, "[INFO] Firmware offset is at 0x%x with size 0x%x\n", data_ptr+fw_offset, fw_size); | ||
855 | |||
856 | fw_key = find_firmware_key(&buffer[0], filesize(infd)); | ||
857 | if(fw_key == NULL) | ||
858 | { | ||
859 | fprintf(stderr, "[ERR] Couldn't find firmware key\n"); | ||
860 | free(buffer); | ||
861 | return -7; | ||
862 | } | ||
863 | fprintf(stderr, "[INFO] Firmware key is %s\n", fw_key); | ||
864 | |||
865 | fprintf(stderr, "[INFO] Descrambling firmware... "); | ||
866 | if(!crypt_firmware(fw_key, &buffer[data_ptr+fw_offset+4], fw_size)) | ||
867 | { | ||
868 | fprintf(stderr, "Fail!\n"); | ||
869 | free(buffer); | ||
870 | return -8; | ||
871 | } | ||
872 | else | ||
873 | fprintf(stderr, "Done!\n"); | ||
874 | |||
875 | out_buffer = malloc(fw_size*2); | ||
876 | if(out_buffer == NULL) | ||
877 | { | ||
878 | fprintf(stderr, "[ERR] Couldn't allocate %d unsigned chars", fw_size*2); | ||
879 | free(buffer); | ||
880 | return -9; | ||
881 | } | ||
882 | |||
883 | memset(out_buffer, 0, fw_size*2); | ||
884 | |||
885 | err_msg = NULL; | ||
886 | fprintf(stderr, "[INFO] Decompressing firmware... "); | ||
887 | if(!inflate_to_buffer(&buffer[data_ptr+fw_offset+4], fw_size, out_buffer, fw_size*2, &err_msg)) | ||
888 | { | ||
889 | fprintf(stderr, "Fail!\n[ERR] ZLib error: %s\n", err_msg); | ||
890 | free(buffer); | ||
891 | free(out_buffer); | ||
892 | return -10; | ||
893 | } | ||
894 | else | ||
895 | { | ||
896 | fprintf(stderr, "Done!\n"); | ||
897 | free(buffer); | ||
898 | } | ||
899 | |||
900 | if(memcmp(out_buffer, "FFIC", 4) != 0) | ||
901 | { | ||
902 | fprintf(stderr, "[ERR] CIFF header doesn't match\n"); | ||
903 | free(out_buffer); | ||
904 | return -11; | ||
905 | } | ||
906 | |||
907 | ciff_size = le2int(&out_buffer[4])+8+28; /* CIFF block + NULL block*/ | ||
908 | |||
909 | bootfd = fopen(bootfile, "rb"); | ||
910 | if(bootfd == NULL) | ||
911 | { | ||
912 | fprintf(stderr, "[ERR] Could not open %s\n", bootfile); | ||
913 | free(out_buffer); | ||
914 | return -12; | ||
915 | } | ||
916 | |||
917 | out_buffer = realloc(out_buffer, ciff_size+filesize(bootfd)); | ||
918 | if(out_buffer == NULL) | ||
919 | { | ||
920 | fprintf(stderr, "[ERR] Cannot allocate %d unsigned chars\n", ciff_size+40+filesize(bootfd)); | ||
921 | fclose(bootfd); | ||
922 | return -13; | ||
923 | } | ||
924 | |||
925 | fprintf(stderr, "[INFO] Locating encoded block... "); | ||
926 | |||
927 | i = 8; | ||
928 | while(memcmp(&out_buffer[i], " LT©", 4) != 0 && i < ciff_size) | ||
929 | { | ||
930 | if(memcmp(&out_buffer[i], "FNIC", 4) == 0) | ||
931 | i += 4+4+96; | ||
932 | else if(memcmp(&out_buffer[i], "ATAD", 4) == 0) | ||
933 | { | ||
934 | i += 4; | ||
935 | i += le2int(&out_buffer[i]); | ||
936 | i += 4; | ||
937 | } | ||
938 | else | ||
939 | { | ||
940 | fprintf(stderr, "Fail!\n[ERR] Unknown block\n"); | ||
941 | fclose(bootfd); | ||
942 | free(out_buffer); | ||
943 | return -14; | ||
944 | } | ||
945 | } | ||
946 | |||
947 | if(i > ciff_size || memcmp(&out_buffer[i], " LT©", 4) != 0) | ||
948 | { | ||
949 | fprintf(stderr, "Fail!\n[ERR] Couldn't find encoded block\n"); | ||
950 | fclose(bootfd); | ||
951 | free(out_buffer); | ||
952 | return -15; | ||
953 | } | ||
954 | |||
955 | fprintf(stderr, "Done!\n"); | ||
956 | |||
957 | outfd = fopen(outfile, "wb+"); | ||
958 | if(outfd == NULL) | ||
959 | { | ||
960 | fprintf(stderr, "[ERR] Could not open %s\n", outfile); | ||
961 | fclose(bootfd); | ||
962 | free(out_buffer); | ||
963 | return -16; | ||
964 | } | ||
965 | |||
966 | if(fwrite(&out_buffer[0], i, 1, outfd) != 1) | ||
967 | { | ||
968 | fprintf(stderr, "[ERR] Short write\n"); | ||
969 | fclose(bootfd); | ||
970 | fclose(outfd); | ||
971 | free(out_buffer); | ||
972 | return -17; | ||
973 | } | ||
974 | |||
975 | fprintf(stderr, "[INFO] Decrypting encoded block... "); | ||
976 | |||
977 | iv[0] = 0; | ||
978 | iv[1] = swap(le2int(&out_buffer[i+4])); | ||
979 | if(bf_cbc_decrypt((unsigned char*)tl_key, strlen(tl_key)+1, &out_buffer[i+8], | ||
980 | le2int(&out_buffer[i+4]), (const unsigned char*)&iv) | ||
981 | == false) | ||
982 | { | ||
983 | fprintf(stderr, "Fail!\n[ERR] Couldn't decrypt encoded block\n"); | ||
984 | fclose(bootfd); | ||
985 | fclose(outfd); | ||
986 | free(out_buffer); | ||
987 | return -18; | ||
988 | } | ||
989 | |||
990 | fprintf(stderr, "Done!\n"); | ||
991 | |||
992 | cenc_size = le2int(&out_buffer[i+8]); | ||
993 | |||
994 | if(cenc_size > le2int(&out_buffer[i+4])*3) | ||
995 | { | ||
996 | fprintf(stderr, "[ERR] Decrypted length of encoded block is unexpectedly large: 0x%08x\n", cenc_size); | ||
997 | fclose(bootfd); | ||
998 | fclose(outfd); | ||
999 | free(out_buffer); | ||
1000 | return -19; | ||
1001 | } | ||
1002 | |||
1003 | buffer = malloc(cenc_size); | ||
1004 | if(buffer == NULL) | ||
1005 | { | ||
1006 | fprintf(stderr, "[ERR] Couldn't allocate %d unsigned chars\n", cenc_size); | ||
1007 | fclose(bootfd); | ||
1008 | fclose(outfd); | ||
1009 | free(out_buffer); | ||
1010 | return -20; | ||
1011 | } | ||
1012 | |||
1013 | memset(buffer, 0, cenc_size); | ||
1014 | |||
1015 | fprintf(stderr, "[INFO] Decompressing encoded block... "); | ||
1016 | |||
1017 | if(!cenc_decode(&out_buffer[i+12], le2int(&out_buffer[i+4])-4, &buffer[0], cenc_size)) | ||
1018 | { | ||
1019 | fprintf(stderr, "Fail!\n[ERR] Couldn't decompress the encoded block\n"); | ||
1020 | fclose(bootfd); | ||
1021 | fclose(outfd); | ||
1022 | free(out_buffer); | ||
1023 | free(buffer); | ||
1024 | return -21; | ||
1025 | } | ||
1026 | |||
1027 | fprintf(stderr, "Done!\n"); | ||
1028 | |||
1029 | fprintf(stderr, "[INFO] Renaming encoded block to Hcreativeos.jrm... "); | ||
1030 | |||
1031 | memcpy(&enc_data, "ATAD", 4); | ||
1032 | int2le(cenc_size+32, &enc_data[4]); | ||
1033 | memset(&enc_data[8], 0, 32); | ||
1034 | memcpy(&enc_data[8], "H\0c\0r\0e\0a\0t\0i\0v\0e\0o\0s\0.\0j\0r\0m", 30); | ||
1035 | if(fwrite(enc_data, 40, 1, outfd) != 1) | ||
1036 | { | ||
1037 | fprintf(stderr, "Fail!\n[ERR] Short write\n"); | ||
1038 | fclose(bootfd); | ||
1039 | fclose(outfd); | ||
1040 | free(out_buffer); | ||
1041 | free(buffer); | ||
1042 | return -22; | ||
1043 | } | ||
1044 | |||
1045 | if(fwrite(&buffer[0], cenc_size, 1, outfd) != 1) | ||
1046 | { | ||
1047 | fprintf(stderr, "Fail!\n[ERR] Short write\n"); | ||
1048 | fclose(bootfd); | ||
1049 | fclose(outfd); | ||
1050 | free(out_buffer); | ||
1051 | free(buffer); | ||
1052 | return -23; | ||
1053 | } | ||
1054 | |||
1055 | free(buffer); | ||
1056 | fprintf(stderr, "Done!\n[INFO] Adding Hjukebox2.jrm... "); | ||
1057 | |||
1058 | memcpy(&enc_data, "ATAD", 4); | ||
1059 | int2le(filesize(bootfd)+32, &enc_data[4]); | ||
1060 | memset(&enc_data[8], 0, 32); | ||
1061 | memcpy(&enc_data[8], "H\0j\0u\0k\0e\0b\0o\0x\0""2\0.\0j\0r\0m", 26); | ||
1062 | if(fwrite(enc_data, 40, 1, outfd) != 1) | ||
1063 | { | ||
1064 | fprintf(stderr, "Fail!\n[ERR] Short write\n"); | ||
1065 | fclose(bootfd); | ||
1066 | fclose(outfd); | ||
1067 | free(out_buffer); | ||
1068 | return -24; | ||
1069 | } | ||
1070 | |||
1071 | if(fread(&out_buffer[ciff_size], filesize(bootfd), 1, bootfd) != 1) | ||
1072 | { | ||
1073 | fprintf(stderr, "Fail!\n[ERR] Short read\n"); | ||
1074 | fclose(bootfd); | ||
1075 | fclose(outfd); | ||
1076 | free(out_buffer); | ||
1077 | return -25; | ||
1078 | } | ||
1079 | |||
1080 | if(memcmp(&out_buffer[ciff_size], "EDOC", 4) != 0) | ||
1081 | { | ||
1082 | fprintf(stderr, "Fail!\n[ERR] Faulty bootloader\n"); | ||
1083 | free(out_buffer); | ||
1084 | fclose(bootfd); | ||
1085 | fclose(outfd); | ||
1086 | return -26; | ||
1087 | } | ||
1088 | |||
1089 | if(fwrite(&out_buffer[ciff_size], filesize(bootfd), 1, outfd) != 1) | ||
1090 | { | ||
1091 | fprintf(stderr, "Fail!\n[ERR] Short write\n"); | ||
1092 | fclose(bootfd); | ||
1093 | fclose(outfd); | ||
1094 | free(out_buffer); | ||
1095 | return -27; | ||
1096 | } | ||
1097 | |||
1098 | fclose(bootfd); | ||
1099 | fprintf(stderr, "Done!\n"); | ||
1100 | |||
1101 | if(fwrite(&out_buffer[i+8+le2int(&out_buffer[i+4])], ciff_size-i-8-le2int(&out_buffer[i+4]), 1, outfd) != 1) | ||
1102 | { | ||
1103 | fprintf(stderr, "[ERR] Short write\n"); | ||
1104 | fclose(bootfd); | ||
1105 | fclose(outfd); | ||
1106 | free(out_buffer); | ||
1107 | return -28; | ||
1108 | } | ||
1109 | |||
1110 | fseek(outfd, 4, SEEK_SET); | ||
1111 | int2le(filesize(outfd)-8-28, enc_data); | ||
1112 | if(fwrite(enc_data, 4, 1, outfd) != 1) | ||
1113 | { | ||
1114 | fprintf(stderr, "[ERR] Short write\n"); | ||
1115 | fclose(outfd); | ||
1116 | free(out_buffer); | ||
1117 | return -29; | ||
1118 | } | ||
1119 | |||
1120 | free(out_buffer); | ||
1121 | fflush(outfd); | ||
1122 | |||
1123 | fprintf(stderr, "[INFO] Updating checksum... "); | ||
1124 | |||
1125 | buffer = malloc(filesize(outfd)-28); | ||
1126 | if(buffer == NULL) | ||
1127 | { | ||
1128 | fprintf(stderr, "Fail!\n[ERR] Couldn't allocate %d unsigned chars\n", filesize(outfd)-28); | ||
1129 | fclose(outfd); | ||
1130 | return -30; | ||
1131 | } | ||
1132 | |||
1133 | fseek(outfd, 0, SEEK_SET); | ||
1134 | if(fread(buffer, filesize(outfd)-28, 1, outfd) != 1) | ||
1135 | { | ||
1136 | fprintf(stderr, "Fail!\n[ERR] Short read\n"); | ||
1137 | fclose(outfd); | ||
1138 | free(buffer); | ||
1139 | return -31; | ||
1140 | } | ||
1141 | |||
1142 | hmac_sha1((unsigned char*)null_key, strlen(null_key), &buffer[0], filesize(outfd)-28, &hash_key); | ||
1143 | |||
1144 | fseek(outfd, filesize(outfd)-20, SEEK_SET); | ||
1145 | if(fwrite(hash_key, 20, 1, outfd) != 1) | ||
1146 | { | ||
1147 | fprintf(stderr, "Fail!\n[ERR] Short write\n"); | ||
1148 | fclose(outfd); | ||
1149 | free(buffer); | ||
1150 | return -32; | ||
1151 | } | ||
1152 | |||
1153 | fclose(outfd); | ||
1154 | |||
1155 | fprintf(stderr, "Done!\n"); | ||
1156 | return 0; | ||
1157 | } | ||
1158 | |||
1159 | #ifdef STANDALONE | ||
1160 | static void usage(void) | ||
1161 | { | ||
1162 | printf("Usage: mkzenboot <firmware file> <boot file> <output file>\n"); | ||
1163 | exit(1); | ||
1164 | } | ||
1165 | |||
1166 | int main(int argc, char *argv[]) | ||
1167 | { | ||
1168 | char *infile, *bootfile, *outfile; | ||
1169 | |||
1170 | if(argc < 3) | ||
1171 | { | ||
1172 | usage(); | ||
1173 | } | ||
1174 | |||
1175 | infile = argv[1]; | ||
1176 | bootfile = argv[2]; | ||
1177 | outfile = argv[3]; | ||
1178 | |||
1179 | return mkboot(infile, bootfile, outfile); | ||
1180 | } | ||
1181 | #endif | ||