Commit 1cec71e3597b6ab8df939dff90cc05515d0f0272
1 parent
c6a5a71a
Revert "support colon in filenames"
This reverts commit 707c0dbc. Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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6 changed files
with
11 additions
and
48 deletions
block.c
... | ... | @@ -225,7 +225,7 @@ static BlockDriver *find_protocol(const char *filename) |
225 | 225 | { |
226 | 226 | BlockDriver *drv1; |
227 | 227 | char protocol[128]; |
228 | - int len = qemu_strnlen(filename, 127) + 1; | |
228 | + int len; | |
229 | 229 | const char *p; |
230 | 230 | |
231 | 231 | #ifdef _WIN32 |
... | ... | @@ -233,9 +233,14 @@ static BlockDriver *find_protocol(const char *filename) |
233 | 233 | is_windows_drive_prefix(filename)) |
234 | 234 | return bdrv_find_format("raw"); |
235 | 235 | #endif |
236 | - p = fill_token(protocol, len, filename, ':'); | |
237 | - if (*p != ':') | |
236 | + p = strchr(filename, ':'); | |
237 | + if (!p) | |
238 | 238 | return bdrv_find_format("raw"); |
239 | + len = p - filename; | |
240 | + if (len > sizeof(protocol) - 1) | |
241 | + len = sizeof(protocol) - 1; | |
242 | + memcpy(protocol, filename, len); | |
243 | + protocol[len] = '\0'; | |
239 | 244 | for(drv1 = first_drv; drv1 != NULL; drv1 = drv1->next) { |
240 | 245 | if (drv1->protocol_name && |
241 | 246 | !strcmp(drv1->protocol_name, protocol)) |
... | ... | @@ -409,9 +414,9 @@ int bdrv_open2(BlockDriverState *bs, const char *filename, int flags, |
409 | 414 | open_flags = BDRV_O_RDWR | (flags & BDRV_O_CACHE_MASK); |
410 | 415 | else |
411 | 416 | open_flags = flags & ~(BDRV_O_FILE | BDRV_O_SNAPSHOT); |
412 | - ret = bdrv_open3(bs, filename, open_flags, drv); | |
417 | + ret = drv->bdrv_open(bs, filename, open_flags); | |
413 | 418 | if ((ret == -EACCES || ret == -EPERM) && !(flags & BDRV_O_FILE)) { |
414 | - ret = bdrv_open3(bs, filename, open_flags & ~BDRV_O_RDWR, drv); | |
419 | + ret = drv->bdrv_open(bs, filename, open_flags & ~BDRV_O_RDWR); | |
415 | 420 | bs->read_only = 1; |
416 | 421 | } |
417 | 422 | if (ret < 0) { |
... | ... | @@ -456,18 +461,6 @@ int bdrv_open2(BlockDriverState *bs, const char *filename, int flags, |
456 | 461 | return 0; |
457 | 462 | } |
458 | 463 | |
459 | -int bdrv_open3(BlockDriverState *bs, const char *filename, int flags, BlockDriver *drv) | |
460 | -{ | |
461 | - char myfile[PATH_MAX]; | |
462 | - const char *f; | |
463 | - | |
464 | - if (!strstart(filename, "file:", &f)) { | |
465 | - fill_token(myfile, PATH_MAX, filename, '\0'); | |
466 | - return drv->bdrv_open(bs,myfile,flags); | |
467 | - } | |
468 | - return drv->bdrv_open(bs,f,flags); | |
469 | -} | |
470 | - | |
471 | 464 | void bdrv_close(BlockDriverState *bs) |
472 | 465 | { |
473 | 466 | if (bs->drv) { | ... | ... |
block.h
... | ... | @@ -57,8 +57,6 @@ int bdrv_file_open(BlockDriverState **pbs, const char *filename, int flags); |
57 | 57 | int bdrv_open(BlockDriverState *bs, const char *filename, int flags); |
58 | 58 | int bdrv_open2(BlockDriverState *bs, const char *filename, int flags, |
59 | 59 | BlockDriver *drv); |
60 | -int bdrv_open3(BlockDriverState *bs, const char *filename, int flags, | |
61 | - BlockDriver *drv); | |
62 | 60 | void bdrv_close(BlockDriverState *bs); |
63 | 61 | int bdrv_check(BlockDriverState *bs); |
64 | 62 | int bdrv_read(BlockDriverState *bs, int64_t sector_num, | ... | ... |
block/dmg.c
... | ... | @@ -94,7 +94,7 @@ dmg_close: |
94 | 94 | close(s->fd); |
95 | 95 | /* open raw instead */ |
96 | 96 | bs->drv=bdrv_find_format("raw"); |
97 | - return bdrv_open3(bs, filename, flags, bs->drv); | |
97 | + return bs->drv->bdrv_open(bs, filename, flags); | |
98 | 98 | } |
99 | 99 | info_begin=read_off(s->fd); |
100 | 100 | if(info_begin==0) | ... | ... |
block/raw-posix.c
cutils.c
... | ... | @@ -24,32 +24,6 @@ |
24 | 24 | #include "qemu-common.h" |
25 | 25 | #include "host-utils.h" |
26 | 26 | |
27 | -/* | |
28 | - * fill first 'len' characters of 'buff' with pruned | |
29 | - * contents of 'str' delimited by the character 'c'. | |
30 | - * Escape character '\' is pruned off. | |
31 | - * Return pointer to the delimiting character. | |
32 | - */ | |
33 | -const char *fill_token(char *buf, const int len, const char *str, const char c) | |
34 | -{ | |
35 | - const char *p=str; | |
36 | - char *q=buf; | |
37 | - | |
38 | - while (p < str+len-1) { | |
39 | - if (*p == c) | |
40 | - break; | |
41 | - if (*p == '\\') { | |
42 | - p++; | |
43 | - if (*p == '\0') | |
44 | - break; | |
45 | - } | |
46 | - *q++ = *p++; | |
47 | - } | |
48 | - *q='\0'; | |
49 | - return p; | |
50 | -} | |
51 | - | |
52 | - | |
53 | 27 | void pstrcpy(char *buf, int buf_size, const char *str) |
54 | 28 | { |
55 | 29 | int c; | ... | ... |
qemu-common.h
... | ... | @@ -104,7 +104,6 @@ void qemu_get_timedate(struct tm *tm, int offset); |
104 | 104 | int qemu_timedate_diff(struct tm *tm); |
105 | 105 | |
106 | 106 | /* cutils.c */ |
107 | -const char *fill_token(char *buf, int buf_size, const char *str, char); | |
108 | 107 | void pstrcpy(char *buf, int buf_size, const char *str); |
109 | 108 | char *pstrcat(char *buf, int buf_size, const char *s); |
110 | 109 | int strstart(const char *str, const char *val, const char **ptr); | ... | ... |