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1 | ea2384d3 | bellard | /*
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2 | fb43f4dd | bellard | * QEMU disk image utility
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3 | 5fafdf24 | ths | *
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4 | 84f2e8ef | bellard | * Copyright (c) 2003-2007 Fabrice Bellard
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5 | 5fafdf24 | ths | *
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6 | ea2384d3 | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | ea2384d3 | bellard | * of this software and associated documentation files (the "Software"), to deal
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8 | ea2384d3 | bellard | * in the Software without restriction, including without limitation the rights
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9 | ea2384d3 | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | ea2384d3 | bellard | * copies of the Software, and to permit persons to whom the Software is
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11 | ea2384d3 | bellard | * furnished to do so, subject to the following conditions:
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12 | ea2384d3 | bellard | *
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13 | ea2384d3 | bellard | * The above copyright notice and this permission notice shall be included in
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14 | ea2384d3 | bellard | * all copies or substantial portions of the Software.
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15 | ea2384d3 | bellard | *
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16 | ea2384d3 | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | ea2384d3 | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | ea2384d3 | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | ea2384d3 | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | ea2384d3 | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | ea2384d3 | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | ea2384d3 | bellard | * THE SOFTWARE.
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23 | ea2384d3 | bellard | */
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24 | ea2384d3 | bellard | #include "vl.h" |
25 | ec36ba14 | ths | #include "block_int.h" |
26 | 926c2d23 | balrog | #include <assert.h> |
27 | ea2384d3 | bellard | |
28 | e8445331 | bellard | #ifdef _WIN32
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29 | e8445331 | bellard | #include <windows.h> |
30 | e8445331 | bellard | #endif
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31 | e8445331 | bellard | |
32 | ea2384d3 | bellard | void *get_mmap_addr(unsigned long size) |
33 | ea2384d3 | bellard | { |
34 | ea2384d3 | bellard | return NULL; |
35 | ea2384d3 | bellard | } |
36 | ea2384d3 | bellard | |
37 | ea2384d3 | bellard | void qemu_free(void *ptr) |
38 | ea2384d3 | bellard | { |
39 | ea2384d3 | bellard | free(ptr); |
40 | ea2384d3 | bellard | } |
41 | ea2384d3 | bellard | |
42 | ea2384d3 | bellard | void *qemu_malloc(size_t size)
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43 | ea2384d3 | bellard | { |
44 | ea2384d3 | bellard | return malloc(size);
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45 | ea2384d3 | bellard | } |
46 | ea2384d3 | bellard | |
47 | ea2384d3 | bellard | void *qemu_mallocz(size_t size)
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48 | ea2384d3 | bellard | { |
49 | ea2384d3 | bellard | void *ptr;
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50 | ea2384d3 | bellard | ptr = qemu_malloc(size); |
51 | ea2384d3 | bellard | if (!ptr)
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52 | ea2384d3 | bellard | return NULL; |
53 | ea2384d3 | bellard | memset(ptr, 0, size);
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54 | ea2384d3 | bellard | return ptr;
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55 | ea2384d3 | bellard | } |
56 | ea2384d3 | bellard | |
57 | ea2384d3 | bellard | char *qemu_strdup(const char *str) |
58 | ea2384d3 | bellard | { |
59 | ea2384d3 | bellard | char *ptr;
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60 | ea2384d3 | bellard | ptr = qemu_malloc(strlen(str) + 1);
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61 | ea2384d3 | bellard | if (!ptr)
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62 | ea2384d3 | bellard | return NULL; |
63 | ea2384d3 | bellard | strcpy(ptr, str); |
64 | ea2384d3 | bellard | return ptr;
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65 | ea2384d3 | bellard | } |
66 | ea2384d3 | bellard | |
67 | ea2384d3 | bellard | void term_printf(const char *fmt, ...) |
68 | ea2384d3 | bellard | { |
69 | ea2384d3 | bellard | va_list ap; |
70 | ea2384d3 | bellard | va_start(ap, fmt); |
71 | ea2384d3 | bellard | vprintf(fmt, ap); |
72 | ea2384d3 | bellard | va_end(ap); |
73 | ea2384d3 | bellard | } |
74 | ea2384d3 | bellard | |
75 | fef30743 | ths | void term_print_filename(const char *filename) |
76 | fef30743 | ths | { |
77 | fef30743 | ths | term_printf(filename); |
78 | fef30743 | ths | } |
79 | fef30743 | ths | |
80 | 5fafdf24 | ths | void __attribute__((noreturn)) error(const char *fmt, ...) |
81 | ea2384d3 | bellard | { |
82 | ea2384d3 | bellard | va_list ap; |
83 | ea2384d3 | bellard | va_start(ap, fmt); |
84 | 57d1a2b6 | bellard | fprintf(stderr, "qemu-img: ");
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85 | ea2384d3 | bellard | vfprintf(stderr, fmt, ap); |
86 | ea2384d3 | bellard | fprintf(stderr, "\n");
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87 | ea2384d3 | bellard | exit(1);
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88 | ea2384d3 | bellard | va_end(ap); |
89 | ea2384d3 | bellard | } |
90 | ea2384d3 | bellard | |
91 | ea2384d3 | bellard | static void format_print(void *opaque, const char *name) |
92 | ea2384d3 | bellard | { |
93 | ea2384d3 | bellard | printf(" %s", name);
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94 | ea2384d3 | bellard | } |
95 | ea2384d3 | bellard | |
96 | ea2384d3 | bellard | void help(void) |
97 | ea2384d3 | bellard | { |
98 | 84f2e8ef | bellard | printf("qemu-img version " QEMU_VERSION ", Copyright (c) 2004-2007 Fabrice Bellard\n" |
99 | 57d1a2b6 | bellard | "usage: qemu-img command [command options]\n"
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100 | ea2384d3 | bellard | "QEMU disk image utility\n"
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101 | ea2384d3 | bellard | "\n"
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102 | ea2384d3 | bellard | "Command syntax:\n"
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103 | ec36ba14 | ths | " create [-e] [-6] [-b base_image] [-f fmt] filename [size]\n"
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104 | ea2384d3 | bellard | " commit [-f fmt] filename\n"
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105 | 926c2d23 | balrog | " convert [-c] [-e] [-6] [-f fmt] filename [filename2 [...]] [-O output_fmt] output_filename\n"
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106 | ea2384d3 | bellard | " info [-f fmt] filename\n"
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107 | ea2384d3 | bellard | "\n"
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108 | ea2384d3 | bellard | "Command parameters:\n"
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109 | ea2384d3 | bellard | " 'filename' is a disk image filename\n"
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110 | ea2384d3 | bellard | " 'base_image' is the read-only disk image which is used as base for a copy on\n"
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111 | ea2384d3 | bellard | " write image; the copy on write image only stores the modified data\n"
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112 | ea2384d3 | bellard | " 'fmt' is the disk image format. It is guessed automatically in most cases\n"
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113 | ea2384d3 | bellard | " 'size' is the disk image size in kilobytes. Optional suffixes 'M' (megabyte)\n"
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114 | ea2384d3 | bellard | " and 'G' (gigabyte) are supported\n"
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115 | ea2384d3 | bellard | " 'output_filename' is the destination disk image filename\n"
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116 | ea2384d3 | bellard | " 'output_fmt' is the destination format\n"
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117 | ea2384d3 | bellard | " '-c' indicates that target image must be compressed (qcow format only)\n"
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118 | ea2384d3 | bellard | " '-e' indicates that the target image must be encrypted (qcow format only)\n"
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119 | ec36ba14 | ths | " '-6' indicates that the target image must use compatibility level 6 (vmdk format only)\n"
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120 | ea2384d3 | bellard | ); |
121 | ea2384d3 | bellard | printf("\nSupported format:");
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122 | ea2384d3 | bellard | bdrv_iterate_format(format_print, NULL);
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123 | ea2384d3 | bellard | printf("\n");
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124 | ea2384d3 | bellard | exit(1);
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125 | ea2384d3 | bellard | } |
126 | ea2384d3 | bellard | |
127 | ea2384d3 | bellard | #if defined(WIN32)
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128 | ea2384d3 | bellard | /* XXX: put correct support for win32 */
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129 | ea2384d3 | bellard | static int read_password(char *buf, int buf_size) |
130 | ea2384d3 | bellard | { |
131 | ea2384d3 | bellard | int c, i;
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132 | ea2384d3 | bellard | printf("Password: ");
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133 | ea2384d3 | bellard | fflush(stdout); |
134 | ea2384d3 | bellard | i = 0;
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135 | ea2384d3 | bellard | for(;;) {
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136 | ea2384d3 | bellard | c = getchar(); |
137 | ea2384d3 | bellard | if (c == '\n') |
138 | ea2384d3 | bellard | break;
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139 | ea2384d3 | bellard | if (i < (buf_size - 1)) |
140 | ea2384d3 | bellard | buf[i++] = c; |
141 | ea2384d3 | bellard | } |
142 | ea2384d3 | bellard | buf[i] = '\0';
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143 | ea2384d3 | bellard | return 0; |
144 | ea2384d3 | bellard | } |
145 | ea2384d3 | bellard | |
146 | ea2384d3 | bellard | #else
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147 | ea2384d3 | bellard | |
148 | ea2384d3 | bellard | #include <termios.h> |
149 | ea2384d3 | bellard | |
150 | ea2384d3 | bellard | static struct termios oldtty; |
151 | ea2384d3 | bellard | |
152 | ea2384d3 | bellard | static void term_exit(void) |
153 | ea2384d3 | bellard | { |
154 | ea2384d3 | bellard | tcsetattr (0, TCSANOW, &oldtty);
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155 | ea2384d3 | bellard | } |
156 | ea2384d3 | bellard | |
157 | ea2384d3 | bellard | static void term_init(void) |
158 | ea2384d3 | bellard | { |
159 | ea2384d3 | bellard | struct termios tty;
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160 | ea2384d3 | bellard | |
161 | ea2384d3 | bellard | tcgetattr (0, &tty);
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162 | ea2384d3 | bellard | oldtty = tty; |
163 | ea2384d3 | bellard | |
164 | ea2384d3 | bellard | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP |
165 | ea2384d3 | bellard | |INLCR|IGNCR|ICRNL|IXON); |
166 | ea2384d3 | bellard | tty.c_oflag |= OPOST; |
167 | ea2384d3 | bellard | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); |
168 | ea2384d3 | bellard | tty.c_cflag &= ~(CSIZE|PARENB); |
169 | ea2384d3 | bellard | tty.c_cflag |= CS8; |
170 | ea2384d3 | bellard | tty.c_cc[VMIN] = 1;
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171 | ea2384d3 | bellard | tty.c_cc[VTIME] = 0;
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172 | 3b46e624 | ths | |
173 | ea2384d3 | bellard | tcsetattr (0, TCSANOW, &tty);
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174 | ea2384d3 | bellard | |
175 | ea2384d3 | bellard | atexit(term_exit); |
176 | ea2384d3 | bellard | } |
177 | ea2384d3 | bellard | |
178 | ea2384d3 | bellard | int read_password(char *buf, int buf_size) |
179 | ea2384d3 | bellard | { |
180 | ea2384d3 | bellard | uint8_t ch; |
181 | ea2384d3 | bellard | int i, ret;
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182 | ea2384d3 | bellard | |
183 | ea2384d3 | bellard | printf("password: ");
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184 | ea2384d3 | bellard | fflush(stdout); |
185 | ea2384d3 | bellard | term_init(); |
186 | ea2384d3 | bellard | i = 0;
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187 | ea2384d3 | bellard | for(;;) {
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188 | ea2384d3 | bellard | ret = read(0, &ch, 1); |
189 | ea2384d3 | bellard | if (ret == -1) { |
190 | ea2384d3 | bellard | if (errno == EAGAIN || errno == EINTR) {
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191 | ea2384d3 | bellard | continue;
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192 | ea2384d3 | bellard | } else {
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193 | ea2384d3 | bellard | ret = -1;
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194 | ea2384d3 | bellard | break;
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195 | ea2384d3 | bellard | } |
196 | ea2384d3 | bellard | } else if (ret == 0) { |
197 | ea2384d3 | bellard | ret = -1;
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198 | ea2384d3 | bellard | break;
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199 | ea2384d3 | bellard | } else {
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200 | ea2384d3 | bellard | if (ch == '\r') { |
201 | ea2384d3 | bellard | ret = 0;
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202 | ea2384d3 | bellard | break;
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203 | ea2384d3 | bellard | } |
204 | ea2384d3 | bellard | if (i < (buf_size - 1)) |
205 | ea2384d3 | bellard | buf[i++] = ch; |
206 | ea2384d3 | bellard | } |
207 | ea2384d3 | bellard | } |
208 | ea2384d3 | bellard | term_exit(); |
209 | ea2384d3 | bellard | buf[i] = '\0';
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210 | ea2384d3 | bellard | printf("\n");
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211 | ea2384d3 | bellard | return ret;
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212 | ea2384d3 | bellard | } |
213 | ea2384d3 | bellard | #endif
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214 | ea2384d3 | bellard | |
215 | 75c23805 | bellard | static BlockDriverState *bdrv_new_open(const char *filename, |
216 | 75c23805 | bellard | const char *fmt) |
217 | 75c23805 | bellard | { |
218 | 75c23805 | bellard | BlockDriverState *bs; |
219 | 75c23805 | bellard | BlockDriver *drv; |
220 | 75c23805 | bellard | char password[256]; |
221 | 75c23805 | bellard | |
222 | 75c23805 | bellard | bs = bdrv_new("");
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223 | 75c23805 | bellard | if (!bs)
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224 | 75c23805 | bellard | error("Not enough memory");
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225 | 75c23805 | bellard | if (fmt) {
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226 | 75c23805 | bellard | drv = bdrv_find_format(fmt); |
227 | 75c23805 | bellard | if (!drv)
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228 | 75c23805 | bellard | error("Unknown file format '%s'", fmt);
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229 | 75c23805 | bellard | } else {
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230 | 75c23805 | bellard | drv = NULL;
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231 | 75c23805 | bellard | } |
232 | 75c23805 | bellard | if (bdrv_open2(bs, filename, 0, drv) < 0) { |
233 | 75c23805 | bellard | error("Could not open '%s'", filename);
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234 | 75c23805 | bellard | } |
235 | 75c23805 | bellard | if (bdrv_is_encrypted(bs)) {
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236 | 75c23805 | bellard | printf("Disk image '%s' is encrypted.\n", filename);
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237 | 75c23805 | bellard | if (read_password(password, sizeof(password)) < 0) |
238 | 75c23805 | bellard | error("No password given");
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239 | 75c23805 | bellard | if (bdrv_set_key(bs, password) < 0) |
240 | 75c23805 | bellard | error("invalid password");
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241 | 75c23805 | bellard | } |
242 | 75c23805 | bellard | return bs;
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243 | 75c23805 | bellard | } |
244 | 75c23805 | bellard | |
245 | ea2384d3 | bellard | static int img_create(int argc, char **argv) |
246 | ea2384d3 | bellard | { |
247 | ec36ba14 | ths | int c, ret, flags;
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248 | ea2384d3 | bellard | const char *fmt = "raw"; |
249 | ea2384d3 | bellard | const char *filename; |
250 | ea2384d3 | bellard | const char *base_filename = NULL; |
251 | ea2384d3 | bellard | int64_t size; |
252 | ea2384d3 | bellard | const char *p; |
253 | ea2384d3 | bellard | BlockDriver *drv; |
254 | 3b46e624 | ths | |
255 | ec36ba14 | ths | flags = 0;
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256 | ea2384d3 | bellard | for(;;) {
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257 | ec36ba14 | ths | c = getopt(argc, argv, "b:f:he6");
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258 | ea2384d3 | bellard | if (c == -1) |
259 | ea2384d3 | bellard | break;
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260 | ea2384d3 | bellard | switch(c) {
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261 | ea2384d3 | bellard | case 'h': |
262 | ea2384d3 | bellard | help(); |
263 | ea2384d3 | bellard | break;
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264 | ea2384d3 | bellard | case 'b': |
265 | ea2384d3 | bellard | base_filename = optarg; |
266 | ea2384d3 | bellard | break;
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267 | ea2384d3 | bellard | case 'f': |
268 | ea2384d3 | bellard | fmt = optarg; |
269 | ea2384d3 | bellard | break;
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270 | ea2384d3 | bellard | case 'e': |
271 | ec36ba14 | ths | flags |= BLOCK_FLAG_ENCRYPT; |
272 | ea2384d3 | bellard | break;
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273 | d8871c5a | ths | case '6': |
274 | ec36ba14 | ths | flags |= BLOCK_FLAG_COMPAT6; |
275 | d8871c5a | ths | break;
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276 | ea2384d3 | bellard | } |
277 | ea2384d3 | bellard | } |
278 | 5fafdf24 | ths | if (optind >= argc)
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279 | ea2384d3 | bellard | help(); |
280 | ea2384d3 | bellard | filename = argv[optind++]; |
281 | ea2384d3 | bellard | size = 0;
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282 | 75c23805 | bellard | if (base_filename) {
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283 | 75c23805 | bellard | BlockDriverState *bs; |
284 | 75c23805 | bellard | bs = bdrv_new_open(base_filename, NULL);
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285 | 75c23805 | bellard | bdrv_get_geometry(bs, &size); |
286 | 75c23805 | bellard | size *= 512;
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287 | 75c23805 | bellard | bdrv_delete(bs); |
288 | 75c23805 | bellard | } else {
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289 | ea2384d3 | bellard | if (optind >= argc)
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290 | ea2384d3 | bellard | help(); |
291 | ea2384d3 | bellard | p = argv[optind]; |
292 | ea2384d3 | bellard | size = strtoul(p, (char **)&p, 0); |
293 | ea2384d3 | bellard | if (*p == 'M') { |
294 | ea2384d3 | bellard | size *= 1024 * 1024; |
295 | ea2384d3 | bellard | } else if (*p == 'G') { |
296 | ea2384d3 | bellard | size *= 1024 * 1024 * 1024; |
297 | ea2384d3 | bellard | } else if (*p == 'k' || *p == 'K' || *p == '\0') { |
298 | ea2384d3 | bellard | size *= 1024;
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299 | ea2384d3 | bellard | } else {
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300 | ea2384d3 | bellard | help(); |
301 | ea2384d3 | bellard | } |
302 | ea2384d3 | bellard | } |
303 | ea2384d3 | bellard | drv = bdrv_find_format(fmt); |
304 | ea2384d3 | bellard | if (!drv)
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305 | ea2384d3 | bellard | error("Unknown file format '%s'", fmt);
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306 | 0cfec834 | ths | printf("Formatting '%s', fmt=%s",
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307 | ea2384d3 | bellard | filename, fmt); |
308 | ec36ba14 | ths | if (flags & BLOCK_FLAG_ENCRYPT)
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309 | ea2384d3 | bellard | printf(", encrypted");
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310 | ec36ba14 | ths | if (flags & BLOCK_FLAG_COMPAT6)
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311 | ec36ba14 | ths | printf(", compatibility level=6");
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312 | 75c23805 | bellard | if (base_filename) {
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313 | 75c23805 | bellard | printf(", backing_file=%s",
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314 | ea2384d3 | bellard | base_filename); |
315 | 75c23805 | bellard | } |
316 | ec3757de | bellard | printf(", size=%" PRId64 " kB\n", (int64_t) (size / 1024)); |
317 | ec36ba14 | ths | ret = bdrv_create(drv, filename, size / 512, base_filename, flags);
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318 | ea2384d3 | bellard | if (ret < 0) { |
319 | ea2384d3 | bellard | if (ret == -ENOTSUP) {
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320 | 3c56521b | bellard | error("Formatting or formatting option not supported for file format '%s'", fmt);
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321 | ea2384d3 | bellard | } else {
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322 | ea2384d3 | bellard | error("Error while formatting");
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323 | ea2384d3 | bellard | } |
324 | ea2384d3 | bellard | } |
325 | ea2384d3 | bellard | return 0; |
326 | ea2384d3 | bellard | } |
327 | ea2384d3 | bellard | |
328 | ea2384d3 | bellard | static int img_commit(int argc, char **argv) |
329 | ea2384d3 | bellard | { |
330 | ea2384d3 | bellard | int c, ret;
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331 | ea2384d3 | bellard | const char *filename, *fmt; |
332 | ea2384d3 | bellard | BlockDriver *drv; |
333 | ea2384d3 | bellard | BlockDriverState *bs; |
334 | ea2384d3 | bellard | |
335 | ea2384d3 | bellard | fmt = NULL;
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336 | ea2384d3 | bellard | for(;;) {
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337 | ea2384d3 | bellard | c = getopt(argc, argv, "f:h");
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338 | ea2384d3 | bellard | if (c == -1) |
339 | ea2384d3 | bellard | break;
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340 | ea2384d3 | bellard | switch(c) {
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341 | ea2384d3 | bellard | case 'h': |
342 | ea2384d3 | bellard | help(); |
343 | ea2384d3 | bellard | break;
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344 | ea2384d3 | bellard | case 'f': |
345 | ea2384d3 | bellard | fmt = optarg; |
346 | ea2384d3 | bellard | break;
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347 | ea2384d3 | bellard | } |
348 | ea2384d3 | bellard | } |
349 | 5fafdf24 | ths | if (optind >= argc)
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350 | ea2384d3 | bellard | help(); |
351 | ea2384d3 | bellard | filename = argv[optind++]; |
352 | ea2384d3 | bellard | |
353 | ea2384d3 | bellard | bs = bdrv_new("");
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354 | ea2384d3 | bellard | if (!bs)
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355 | ea2384d3 | bellard | error("Not enough memory");
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356 | ea2384d3 | bellard | if (fmt) {
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357 | ea2384d3 | bellard | drv = bdrv_find_format(fmt); |
358 | ea2384d3 | bellard | if (!drv)
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359 | ea2384d3 | bellard | error("Unknown file format '%s'", fmt);
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360 | ea2384d3 | bellard | } else {
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361 | ea2384d3 | bellard | drv = NULL;
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362 | ea2384d3 | bellard | } |
363 | ea2384d3 | bellard | if (bdrv_open2(bs, filename, 0, drv) < 0) { |
364 | ea2384d3 | bellard | error("Could not open '%s'", filename);
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365 | ea2384d3 | bellard | } |
366 | ea2384d3 | bellard | ret = bdrv_commit(bs); |
367 | ea2384d3 | bellard | switch(ret) {
|
368 | ea2384d3 | bellard | case 0: |
369 | ea2384d3 | bellard | printf("Image committed.\n");
|
370 | ea2384d3 | bellard | break;
|
371 | ea2384d3 | bellard | case -ENOENT:
|
372 | ea2384d3 | bellard | error("No disk inserted");
|
373 | ea2384d3 | bellard | break;
|
374 | ea2384d3 | bellard | case -EACCES:
|
375 | ea2384d3 | bellard | error("Image is read-only");
|
376 | ea2384d3 | bellard | break;
|
377 | ea2384d3 | bellard | case -ENOTSUP:
|
378 | ea2384d3 | bellard | error("Image is already committed");
|
379 | ea2384d3 | bellard | break;
|
380 | ea2384d3 | bellard | default:
|
381 | ea2384d3 | bellard | error("Error while committing image");
|
382 | ea2384d3 | bellard | break;
|
383 | ea2384d3 | bellard | } |
384 | ea2384d3 | bellard | |
385 | ea2384d3 | bellard | bdrv_delete(bs); |
386 | ea2384d3 | bellard | return 0; |
387 | ea2384d3 | bellard | } |
388 | ea2384d3 | bellard | |
389 | ea2384d3 | bellard | static int is_not_zero(const uint8_t *sector, int len) |
390 | ea2384d3 | bellard | { |
391 | ea2384d3 | bellard | int i;
|
392 | ea2384d3 | bellard | len >>= 2;
|
393 | ea2384d3 | bellard | for(i = 0;i < len; i++) { |
394 | ea2384d3 | bellard | if (((uint32_t *)sector)[i] != 0) |
395 | ea2384d3 | bellard | return 1; |
396 | ea2384d3 | bellard | } |
397 | ea2384d3 | bellard | return 0; |
398 | ea2384d3 | bellard | } |
399 | ea2384d3 | bellard | |
400 | ea2384d3 | bellard | static int is_allocated_sectors(const uint8_t *buf, int n, int *pnum) |
401 | ea2384d3 | bellard | { |
402 | ea2384d3 | bellard | int v, i;
|
403 | ea2384d3 | bellard | |
404 | ea2384d3 | bellard | if (n <= 0) { |
405 | ea2384d3 | bellard | *pnum = 0;
|
406 | ea2384d3 | bellard | return 0; |
407 | ea2384d3 | bellard | } |
408 | ea2384d3 | bellard | v = is_not_zero(buf, 512);
|
409 | ea2384d3 | bellard | for(i = 1; i < n; i++) { |
410 | ea2384d3 | bellard | buf += 512;
|
411 | ea2384d3 | bellard | if (v != is_not_zero(buf, 512)) |
412 | ea2384d3 | bellard | break;
|
413 | ea2384d3 | bellard | } |
414 | ea2384d3 | bellard | *pnum = i; |
415 | ea2384d3 | bellard | return v;
|
416 | ea2384d3 | bellard | } |
417 | ea2384d3 | bellard | |
418 | ea2384d3 | bellard | #define IO_BUF_SIZE 65536 |
419 | ea2384d3 | bellard | |
420 | ea2384d3 | bellard | static int img_convert(int argc, char **argv) |
421 | ea2384d3 | bellard | { |
422 | 926c2d23 | balrog | int c, ret, n, n1, bs_n, bs_i, flags, cluster_size, cluster_sectors;
|
423 | 926c2d23 | balrog | const char *fmt, *out_fmt, *out_filename; |
424 | ea2384d3 | bellard | BlockDriver *drv; |
425 | 926c2d23 | balrog | BlockDriverState **bs, *out_bs; |
426 | 926c2d23 | balrog | int64_t total_sectors, nb_sectors, sector_num, bs_offset, bs_sectors; |
427 | ea2384d3 | bellard | uint8_t buf[IO_BUF_SIZE]; |
428 | ea2384d3 | bellard | const uint8_t *buf1;
|
429 | faea38e7 | bellard | BlockDriverInfo bdi; |
430 | ea2384d3 | bellard | |
431 | ea2384d3 | bellard | fmt = NULL;
|
432 | ea2384d3 | bellard | out_fmt = "raw";
|
433 | ec36ba14 | ths | flags = 0;
|
434 | ea2384d3 | bellard | for(;;) {
|
435 | ec36ba14 | ths | c = getopt(argc, argv, "f:O:hce6");
|
436 | ea2384d3 | bellard | if (c == -1) |
437 | ea2384d3 | bellard | break;
|
438 | ea2384d3 | bellard | switch(c) {
|
439 | ea2384d3 | bellard | case 'h': |
440 | ea2384d3 | bellard | help(); |
441 | ea2384d3 | bellard | break;
|
442 | ea2384d3 | bellard | case 'f': |
443 | ea2384d3 | bellard | fmt = optarg; |
444 | ea2384d3 | bellard | break;
|
445 | ea2384d3 | bellard | case 'O': |
446 | ea2384d3 | bellard | out_fmt = optarg; |
447 | ea2384d3 | bellard | break;
|
448 | ea2384d3 | bellard | case 'c': |
449 | ec36ba14 | ths | flags |= BLOCK_FLAG_COMPRESS; |
450 | ea2384d3 | bellard | break;
|
451 | ea2384d3 | bellard | case 'e': |
452 | ec36ba14 | ths | flags |= BLOCK_FLAG_ENCRYPT; |
453 | ec36ba14 | ths | break;
|
454 | ec36ba14 | ths | case '6': |
455 | ec36ba14 | ths | flags |= BLOCK_FLAG_COMPAT6; |
456 | ea2384d3 | bellard | break;
|
457 | ea2384d3 | bellard | } |
458 | ea2384d3 | bellard | } |
459 | 3b46e624 | ths | |
460 | 926c2d23 | balrog | bs_n = argc - optind - 1;
|
461 | 926c2d23 | balrog | if (bs_n < 1) help(); |
462 | 926c2d23 | balrog | |
463 | 926c2d23 | balrog | out_filename = argv[argc - 1];
|
464 | 926c2d23 | balrog | |
465 | 926c2d23 | balrog | bs = calloc(bs_n, sizeof(BlockDriverState *));
|
466 | 926c2d23 | balrog | if (!bs)
|
467 | 926c2d23 | balrog | error("Out of memory");
|
468 | 926c2d23 | balrog | |
469 | 926c2d23 | balrog | total_sectors = 0;
|
470 | 926c2d23 | balrog | for (bs_i = 0; bs_i < bs_n; bs_i++) { |
471 | 926c2d23 | balrog | bs[bs_i] = bdrv_new_open(argv[optind + bs_i], fmt); |
472 | 926c2d23 | balrog | if (!bs[bs_i])
|
473 | 926c2d23 | balrog | error("Could not open '%s'", argv[optind + bs_i]);
|
474 | 926c2d23 | balrog | bdrv_get_geometry(bs[bs_i], &bs_sectors); |
475 | 926c2d23 | balrog | total_sectors += bs_sectors; |
476 | 926c2d23 | balrog | } |
477 | ea2384d3 | bellard | |
478 | ea2384d3 | bellard | drv = bdrv_find_format(out_fmt); |
479 | ea2384d3 | bellard | if (!drv)
|
480 | d34dda5e | ths | error("Unknown file format '%s'", out_fmt);
|
481 | ec36ba14 | ths | if (flags & BLOCK_FLAG_COMPRESS && drv != &bdrv_qcow && drv != &bdrv_qcow2)
|
482 | ea2384d3 | bellard | error("Compression not supported for this file format");
|
483 | ec36ba14 | ths | if (flags & BLOCK_FLAG_ENCRYPT && drv != &bdrv_qcow && drv != &bdrv_qcow2)
|
484 | ea2384d3 | bellard | error("Encryption not supported for this file format");
|
485 | d8871c5a | ths | if (flags & BLOCK_FLAG_COMPAT6 && drv != &bdrv_vmdk)
|
486 | ec36ba14 | ths | error("Alternative compatibility level not supported for this file format");
|
487 | ec36ba14 | ths | if (flags & BLOCK_FLAG_ENCRYPT && flags & BLOCK_FLAG_COMPRESS)
|
488 | ea2384d3 | bellard | error("Compression and encryption not supported at the same time");
|
489 | 926c2d23 | balrog | |
490 | ec36ba14 | ths | ret = bdrv_create(drv, out_filename, total_sectors, NULL, flags);
|
491 | ea2384d3 | bellard | if (ret < 0) { |
492 | ea2384d3 | bellard | if (ret == -ENOTSUP) {
|
493 | 3c56521b | bellard | error("Formatting not supported for file format '%s'", fmt);
|
494 | ea2384d3 | bellard | } else {
|
495 | ea2384d3 | bellard | error("Error while formatting '%s'", out_filename);
|
496 | ea2384d3 | bellard | } |
497 | ea2384d3 | bellard | } |
498 | 3b46e624 | ths | |
499 | ea2384d3 | bellard | out_bs = bdrv_new_open(out_filename, out_fmt); |
500 | ea2384d3 | bellard | |
501 | 926c2d23 | balrog | bs_i = 0;
|
502 | 926c2d23 | balrog | bs_offset = 0;
|
503 | 926c2d23 | balrog | bdrv_get_geometry(bs[0], &bs_sectors);
|
504 | 926c2d23 | balrog | |
505 | 926c2d23 | balrog | if (flags & BLOCK_FLAG_COMPRESS) {
|
506 | faea38e7 | bellard | if (bdrv_get_info(out_bs, &bdi) < 0) |
507 | faea38e7 | bellard | error("could not get block driver info");
|
508 | faea38e7 | bellard | cluster_size = bdi.cluster_size; |
509 | ea2384d3 | bellard | if (cluster_size <= 0 || cluster_size > IO_BUF_SIZE) |
510 | ea2384d3 | bellard | error("invalid cluster size");
|
511 | ea2384d3 | bellard | cluster_sectors = cluster_size >> 9;
|
512 | ea2384d3 | bellard | sector_num = 0;
|
513 | ea2384d3 | bellard | for(;;) {
|
514 | 926c2d23 | balrog | int64_t bs_num; |
515 | 926c2d23 | balrog | int remainder;
|
516 | 926c2d23 | balrog | uint8_t *buf2; |
517 | 926c2d23 | balrog | |
518 | ea2384d3 | bellard | nb_sectors = total_sectors - sector_num; |
519 | ea2384d3 | bellard | if (nb_sectors <= 0) |
520 | ea2384d3 | bellard | break;
|
521 | ea2384d3 | bellard | if (nb_sectors >= cluster_sectors)
|
522 | ea2384d3 | bellard | n = cluster_sectors; |
523 | ea2384d3 | bellard | else
|
524 | ea2384d3 | bellard | n = nb_sectors; |
525 | 926c2d23 | balrog | |
526 | 926c2d23 | balrog | bs_num = sector_num - bs_offset; |
527 | 926c2d23 | balrog | assert (bs_num >= 0);
|
528 | 926c2d23 | balrog | remainder = n; |
529 | 926c2d23 | balrog | buf2 = buf; |
530 | 926c2d23 | balrog | while (remainder > 0) { |
531 | 926c2d23 | balrog | int nlow;
|
532 | 926c2d23 | balrog | while (bs_num == bs_sectors) {
|
533 | 926c2d23 | balrog | bs_i++; |
534 | 926c2d23 | balrog | assert (bs_i < bs_n); |
535 | 926c2d23 | balrog | bs_offset += bs_sectors; |
536 | 926c2d23 | balrog | bdrv_get_geometry(bs[bs_i], &bs_sectors); |
537 | 926c2d23 | balrog | bs_num = 0;
|
538 | 926c2d23 | balrog | /* printf("changing part: sector_num=%lld, "
|
539 | 926c2d23 | balrog | "bs_i=%d, bs_offset=%lld, bs_sectors=%lld\n",
|
540 | 926c2d23 | balrog | sector_num, bs_i, bs_offset, bs_sectors); */
|
541 | 926c2d23 | balrog | } |
542 | 926c2d23 | balrog | assert (bs_num < bs_sectors); |
543 | 926c2d23 | balrog | |
544 | 926c2d23 | balrog | nlow = (remainder > bs_sectors - bs_num) ? bs_sectors - bs_num : remainder; |
545 | 926c2d23 | balrog | |
546 | 926c2d23 | balrog | if (bdrv_read(bs[bs_i], bs_num, buf2, nlow) < 0) |
547 | 926c2d23 | balrog | error("error while reading");
|
548 | 926c2d23 | balrog | |
549 | 926c2d23 | balrog | buf2 += nlow * 512;
|
550 | 926c2d23 | balrog | bs_num += nlow; |
551 | 926c2d23 | balrog | |
552 | 926c2d23 | balrog | remainder -= nlow; |
553 | 926c2d23 | balrog | } |
554 | 926c2d23 | balrog | assert (remainder == 0);
|
555 | 926c2d23 | balrog | |
556 | ea2384d3 | bellard | if (n < cluster_sectors)
|
557 | ea2384d3 | bellard | memset(buf + n * 512, 0, cluster_size - n * 512); |
558 | ea2384d3 | bellard | if (is_not_zero(buf, cluster_size)) {
|
559 | 5fafdf24 | ths | if (bdrv_write_compressed(out_bs, sector_num, buf,
|
560 | faea38e7 | bellard | cluster_sectors) != 0)
|
561 | ec3757de | bellard | error("error while compressing sector %" PRId64,
|
562 | ec3757de | bellard | sector_num); |
563 | ea2384d3 | bellard | } |
564 | ea2384d3 | bellard | sector_num += n; |
565 | ea2384d3 | bellard | } |
566 | faea38e7 | bellard | /* signal EOF to align */
|
567 | faea38e7 | bellard | bdrv_write_compressed(out_bs, 0, NULL, 0); |
568 | ea2384d3 | bellard | } else {
|
569 | ea2384d3 | bellard | sector_num = 0;
|
570 | ea2384d3 | bellard | for(;;) {
|
571 | ea2384d3 | bellard | nb_sectors = total_sectors - sector_num; |
572 | ea2384d3 | bellard | if (nb_sectors <= 0) |
573 | ea2384d3 | bellard | break;
|
574 | ea2384d3 | bellard | if (nb_sectors >= (IO_BUF_SIZE / 512)) |
575 | ea2384d3 | bellard | n = (IO_BUF_SIZE / 512);
|
576 | ea2384d3 | bellard | else
|
577 | ea2384d3 | bellard | n = nb_sectors; |
578 | 926c2d23 | balrog | |
579 | 926c2d23 | balrog | while (sector_num - bs_offset >= bs_sectors) {
|
580 | 926c2d23 | balrog | bs_i ++; |
581 | 926c2d23 | balrog | assert (bs_i < bs_n); |
582 | 926c2d23 | balrog | bs_offset += bs_sectors; |
583 | 926c2d23 | balrog | bdrv_get_geometry(bs[bs_i], &bs_sectors); |
584 | 926c2d23 | balrog | /* printf("changing part: sector_num=%lld, bs_i=%d, "
|
585 | 926c2d23 | balrog | "bs_offset=%lld, bs_sectors=%lld\n",
|
586 | 926c2d23 | balrog | sector_num, bs_i, bs_offset, bs_sectors); */
|
587 | 926c2d23 | balrog | } |
588 | 926c2d23 | balrog | |
589 | 926c2d23 | balrog | if (n > bs_offset + bs_sectors - sector_num)
|
590 | 926c2d23 | balrog | n = bs_offset + bs_sectors - sector_num; |
591 | 926c2d23 | balrog | |
592 | 926c2d23 | balrog | if (bdrv_read(bs[bs_i], sector_num - bs_offset, buf, n) < 0) |
593 | ea2384d3 | bellard | error("error while reading");
|
594 | ea2384d3 | bellard | /* NOTE: at the same time we convert, we do not write zero
|
595 | ea2384d3 | bellard | sectors to have a chance to compress the image. Ideally, we
|
596 | ea2384d3 | bellard | should add a specific call to have the info to go faster */
|
597 | ea2384d3 | bellard | buf1 = buf; |
598 | ea2384d3 | bellard | while (n > 0) { |
599 | ea2384d3 | bellard | if (is_allocated_sectors(buf1, n, &n1)) {
|
600 | 5fafdf24 | ths | if (bdrv_write(out_bs, sector_num, buf1, n1) < 0) |
601 | ea2384d3 | bellard | error("error while writing");
|
602 | ea2384d3 | bellard | } |
603 | ea2384d3 | bellard | sector_num += n1; |
604 | ea2384d3 | bellard | n -= n1; |
605 | ea2384d3 | bellard | buf1 += n1 * 512;
|
606 | ea2384d3 | bellard | } |
607 | ea2384d3 | bellard | } |
608 | ea2384d3 | bellard | } |
609 | ea2384d3 | bellard | bdrv_delete(out_bs); |
610 | 926c2d23 | balrog | for (bs_i = 0; bs_i < bs_n; bs_i++) |
611 | 926c2d23 | balrog | bdrv_delete(bs[bs_i]); |
612 | 926c2d23 | balrog | free(bs); |
613 | ea2384d3 | bellard | return 0; |
614 | ea2384d3 | bellard | } |
615 | ea2384d3 | bellard | |
616 | 57d1a2b6 | bellard | #ifdef _WIN32
|
617 | 57d1a2b6 | bellard | static int64_t get_allocated_file_size(const char *filename) |
618 | 57d1a2b6 | bellard | { |
619 | e8445331 | bellard | typedef DWORD (WINAPI * get_compressed_t)(const char *filename, DWORD *high); |
620 | e8445331 | bellard | get_compressed_t get_compressed; |
621 | 57d1a2b6 | bellard | struct _stati64 st;
|
622 | e8445331 | bellard | |
623 | e8445331 | bellard | /* WinNT support GetCompressedFileSize to determine allocate size */
|
624 | e8445331 | bellard | get_compressed = (get_compressed_t) GetProcAddress(GetModuleHandle("kernel32"), "GetCompressedFileSizeA"); |
625 | e8445331 | bellard | if (get_compressed) {
|
626 | e8445331 | bellard | DWORD high, low; |
627 | e8445331 | bellard | low = get_compressed(filename, &high); |
628 | e8445331 | bellard | if (low != 0xFFFFFFFFlu || GetLastError() == NO_ERROR) |
629 | e8445331 | bellard | return (((int64_t) high) << 32) + low; |
630 | e8445331 | bellard | } |
631 | e8445331 | bellard | |
632 | 5fafdf24 | ths | if (_stati64(filename, &st) < 0) |
633 | 57d1a2b6 | bellard | return -1; |
634 | 57d1a2b6 | bellard | return st.st_size;
|
635 | 57d1a2b6 | bellard | } |
636 | 57d1a2b6 | bellard | #else
|
637 | 57d1a2b6 | bellard | static int64_t get_allocated_file_size(const char *filename) |
638 | 57d1a2b6 | bellard | { |
639 | 57d1a2b6 | bellard | struct stat st;
|
640 | 5fafdf24 | ths | if (stat(filename, &st) < 0) |
641 | 57d1a2b6 | bellard | return -1; |
642 | 57d1a2b6 | bellard | return (int64_t)st.st_blocks * 512; |
643 | 57d1a2b6 | bellard | } |
644 | 57d1a2b6 | bellard | #endif
|
645 | 57d1a2b6 | bellard | |
646 | faea38e7 | bellard | static void dump_snapshots(BlockDriverState *bs) |
647 | faea38e7 | bellard | { |
648 | faea38e7 | bellard | QEMUSnapshotInfo *sn_tab, *sn; |
649 | faea38e7 | bellard | int nb_sns, i;
|
650 | faea38e7 | bellard | char buf[256]; |
651 | faea38e7 | bellard | |
652 | faea38e7 | bellard | nb_sns = bdrv_snapshot_list(bs, &sn_tab); |
653 | faea38e7 | bellard | if (nb_sns <= 0) |
654 | faea38e7 | bellard | return;
|
655 | faea38e7 | bellard | printf("Snapshot list:\n");
|
656 | faea38e7 | bellard | printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL)); |
657 | faea38e7 | bellard | for(i = 0; i < nb_sns; i++) { |
658 | faea38e7 | bellard | sn = &sn_tab[i]; |
659 | faea38e7 | bellard | printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn)); |
660 | faea38e7 | bellard | } |
661 | faea38e7 | bellard | qemu_free(sn_tab); |
662 | faea38e7 | bellard | } |
663 | faea38e7 | bellard | |
664 | ea2384d3 | bellard | static int img_info(int argc, char **argv) |
665 | ea2384d3 | bellard | { |
666 | ea2384d3 | bellard | int c;
|
667 | ea2384d3 | bellard | const char *filename, *fmt; |
668 | ea2384d3 | bellard | BlockDriver *drv; |
669 | ea2384d3 | bellard | BlockDriverState *bs; |
670 | ea2384d3 | bellard | char fmt_name[128], size_buf[128], dsize_buf[128]; |
671 | 57d1a2b6 | bellard | int64_t total_sectors, allocated_size; |
672 | 93b6b2a3 | bellard | char backing_filename[1024]; |
673 | 93b6b2a3 | bellard | char backing_filename2[1024]; |
674 | faea38e7 | bellard | BlockDriverInfo bdi; |
675 | ea2384d3 | bellard | |
676 | ea2384d3 | bellard | fmt = NULL;
|
677 | ea2384d3 | bellard | for(;;) {
|
678 | ea2384d3 | bellard | c = getopt(argc, argv, "f:h");
|
679 | ea2384d3 | bellard | if (c == -1) |
680 | ea2384d3 | bellard | break;
|
681 | ea2384d3 | bellard | switch(c) {
|
682 | ea2384d3 | bellard | case 'h': |
683 | ea2384d3 | bellard | help(); |
684 | ea2384d3 | bellard | break;
|
685 | ea2384d3 | bellard | case 'f': |
686 | ea2384d3 | bellard | fmt = optarg; |
687 | ea2384d3 | bellard | break;
|
688 | ea2384d3 | bellard | } |
689 | ea2384d3 | bellard | } |
690 | 5fafdf24 | ths | if (optind >= argc)
|
691 | ea2384d3 | bellard | help(); |
692 | ea2384d3 | bellard | filename = argv[optind++]; |
693 | ea2384d3 | bellard | |
694 | ea2384d3 | bellard | bs = bdrv_new("");
|
695 | ea2384d3 | bellard | if (!bs)
|
696 | ea2384d3 | bellard | error("Not enough memory");
|
697 | ea2384d3 | bellard | if (fmt) {
|
698 | ea2384d3 | bellard | drv = bdrv_find_format(fmt); |
699 | ea2384d3 | bellard | if (!drv)
|
700 | ea2384d3 | bellard | error("Unknown file format '%s'", fmt);
|
701 | ea2384d3 | bellard | } else {
|
702 | ea2384d3 | bellard | drv = NULL;
|
703 | ea2384d3 | bellard | } |
704 | ea2384d3 | bellard | if (bdrv_open2(bs, filename, 0, drv) < 0) { |
705 | ea2384d3 | bellard | error("Could not open '%s'", filename);
|
706 | ea2384d3 | bellard | } |
707 | ea2384d3 | bellard | bdrv_get_format(bs, fmt_name, sizeof(fmt_name));
|
708 | ea2384d3 | bellard | bdrv_get_geometry(bs, &total_sectors); |
709 | ea2384d3 | bellard | get_human_readable_size(size_buf, sizeof(size_buf), total_sectors * 512); |
710 | 57d1a2b6 | bellard | allocated_size = get_allocated_file_size(filename); |
711 | 57d1a2b6 | bellard | if (allocated_size < 0) |
712 | de167e41 | bellard | sprintf(dsize_buf, "unavailable");
|
713 | de167e41 | bellard | else
|
714 | 5fafdf24 | ths | get_human_readable_size(dsize_buf, sizeof(dsize_buf),
|
715 | de167e41 | bellard | allocated_size); |
716 | ea2384d3 | bellard | printf("image: %s\n"
|
717 | ea2384d3 | bellard | "file format: %s\n"
|
718 | ec3757de | bellard | "virtual size: %s (%" PRId64 " bytes)\n" |
719 | ea2384d3 | bellard | "disk size: %s\n",
|
720 | 5fafdf24 | ths | filename, fmt_name, size_buf, |
721 | ec3757de | bellard | (total_sectors * 512),
|
722 | ea2384d3 | bellard | dsize_buf); |
723 | ea2384d3 | bellard | if (bdrv_is_encrypted(bs))
|
724 | ea2384d3 | bellard | printf("encrypted: yes\n");
|
725 | faea38e7 | bellard | if (bdrv_get_info(bs, &bdi) >= 0) { |
726 | 5fafdf24 | ths | if (bdi.cluster_size != 0) |
727 | faea38e7 | bellard | printf("cluster_size: %d\n", bdi.cluster_size);
|
728 | faea38e7 | bellard | } |
729 | 93b6b2a3 | bellard | bdrv_get_backing_filename(bs, backing_filename, sizeof(backing_filename));
|
730 | faea38e7 | bellard | if (backing_filename[0] != '\0') { |
731 | 93b6b2a3 | bellard | path_combine(backing_filename2, sizeof(backing_filename2),
|
732 | 93b6b2a3 | bellard | filename, backing_filename); |
733 | 5fafdf24 | ths | printf("backing file: %s (actual path: %s)\n",
|
734 | 93b6b2a3 | bellard | backing_filename, |
735 | 93b6b2a3 | bellard | backing_filename2); |
736 | faea38e7 | bellard | } |
737 | faea38e7 | bellard | dump_snapshots(bs); |
738 | ea2384d3 | bellard | bdrv_delete(bs); |
739 | ea2384d3 | bellard | return 0; |
740 | ea2384d3 | bellard | } |
741 | ea2384d3 | bellard | |
742 | ea2384d3 | bellard | int main(int argc, char **argv) |
743 | ea2384d3 | bellard | { |
744 | ea2384d3 | bellard | const char *cmd; |
745 | ea2384d3 | bellard | |
746 | ea2384d3 | bellard | bdrv_init(); |
747 | ea2384d3 | bellard | if (argc < 2) |
748 | ea2384d3 | bellard | help(); |
749 | ea2384d3 | bellard | cmd = argv[1];
|
750 | e3888186 | bellard | optind++; |
751 | ea2384d3 | bellard | if (!strcmp(cmd, "create")) { |
752 | ea2384d3 | bellard | img_create(argc, argv); |
753 | ea2384d3 | bellard | } else if (!strcmp(cmd, "commit")) { |
754 | ea2384d3 | bellard | img_commit(argc, argv); |
755 | ea2384d3 | bellard | } else if (!strcmp(cmd, "convert")) { |
756 | ea2384d3 | bellard | img_convert(argc, argv); |
757 | ea2384d3 | bellard | } else if (!strcmp(cmd, "info")) { |
758 | ea2384d3 | bellard | img_info(argc, argv); |
759 | ea2384d3 | bellard | } else {
|
760 | ea2384d3 | bellard | help(); |
761 | ea2384d3 | bellard | } |
762 | ea2384d3 | bellard | return 0; |
763 | ea2384d3 | bellard | } |