version 1.1.2.3, 2014/01/28 22:03:01
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version 1.1.2.7, 2014/01/28 23:04:42
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Line 2
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#include "ub_env.h" |
#include "ub_env.h" |
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env_t *env; |
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static int |
static int |
ub_flash_io(env_t * __restrict e, int mode) | ub_flash_io(const char *csSec, int mode) |
{ |
{ |
int f, ret = 0; | int f, l, rlen; |
| const char *str; |
| size_t siz; |
| ait_val_t v; |
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FTRACE(4); |
FTRACE(4); |
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f = open(DRV_UB_ENV_MAP, mode); | str = cfg_getAttribute(&cfg, csSec, "size"); |
| siz = strtol(str, NULL, 0); |
| if (!siz) |
| return -1; |
| str = cfg_getAttribute(&cfg, csSec, "drive"); |
| if (!str) { |
| printf("Error:: drive not found!\n"); |
| return -1; |
| } |
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| cfg_loadAttribute(&cfg, "ube", "lock", &v, UBE_LOCK); |
| l = open(AIT_GET_STR(&v), 0644, O_CREAT | O_EXCL | O_WRONLY); |
| if (l == -1) { |
| printf("Error:: Locked u-boot-env map!\n"); |
| AIT_FREE_VAL(&v); |
| return -1; |
| } |
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| f = open(str, mode); |
if (f == -1) { |
if (f == -1) { |
printf("Error:: Can't access u-boot-env device %s\n", DRV_UB_ENV_MAP); | printf("Error:: Can't access u-boot-env device %s\n", str); |
| close(l); |
| unlink(AIT_GET_STR(&v)); |
| AIT_FREE_VAL(&v); |
return -1; |
return -1; |
} |
} |
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if (mode & O_RDWR) { |
if (mode & O_RDWR) { |
} else { | rlen = write(f, env, siz); |
| if (rlen != siz) |
| printf("Error:: written %d bytes != %d\n", rlen, siz); |
| else |
| VERB(3) printf("Written %d bytes\n", rlen); |
| lseek(f, 0, SEEK_SET); |
} |
} |
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rlen = read(f, env, siz); |
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if (rlen != siz) |
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printf("Error:: readed %d bytes != %d\n", rlen, siz); |
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else |
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VERB(3) printf("Readed %d bytes\n", rlen); |
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close(f); |
close(f); |
return ret; | close(l); |
| unlink(AIT_GET_STR(&v)); |
| AIT_FREE_VAL(&v); |
| return 0; |
} |
} |
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int |
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ub_load(const char *csSec) |
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{ |
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const char *str; |
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size_t siz; |
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FTRACE(4); |
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str = cfg_getAttribute(&cfg, csSec, "size"); |
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siz = strtol(str, NULL, 0); |
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if (!siz) |
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return -1; |
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env = e_malloc(siz); |
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if (!env) { |
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ELIBERR(elwix); |
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return -1; |
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} |
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return ub_flash_io(csSec, O_RDONLY); |
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} |
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void |
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ub_unload() |
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{ |
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FTRACE(4); |
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if (env) |
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e_free(env); |
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} |
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const char* |
const char* |
ub_getenv(const char *csName) | ub_getenv(const char *csSec, const char *csName) |
{ |
{ |
const char *str = NULL; |
const char *str = NULL; |
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Line 34 ub_getenv(const char *csName)
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Line 106 ub_getenv(const char *csName)
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} |
} |
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int |
int |
ub_setenv(const char *csName, const char *csValue) | ub_setenv(const char *csSec, const char *csName, const char *csValue) |
{ |
{ |
FTRACE(3); |
FTRACE(3); |
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