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/* Copyright (C) 2001-2005 by Hans Reiser, licensing governed by
reiser4progs/COPYING.
sdext_symlink.c -- symlink stat data extension plugin. */
#include <reiser4/plugin.h>
#ifdef ENABLE_SYMLINKS
reiser4_core_t *sdext_symlink_core = NULL;
static uint32_t sdext_symlink_length(stat_entity_t *stat, void *hint) {
char *name;
aal_assert("vpf-1843", stat != NULL || hint != NULL);
name = (hint != NULL) ? hint : stat_body(stat);
return aal_strlen(name) + 1;
}
static errno_t sdext_symlink_open(stat_entity_t *stat, void *hint) {
char *data;
uint32_t len;
aal_assert("umka-1483", stat != NULL);
aal_assert("umka-1484", hint != NULL);
data = (char *)stat_body(stat);
len = aal_strlen(data);
aal_memcpy(hint, data, len);
*((char *)hint + len) = '\0';
return 0;
}
#ifndef ENABLE_MINIMAL
static errno_t sdext_symlink_init(stat_entity_t *stat, void *hint) {
uint32_t len;
aal_assert("umka-1481", stat != NULL);
aal_assert("umka-1482", hint != NULL);
len = aal_strlen((char *)hint);
aal_memcpy(stat_body(stat), hint, len);
*((char *)stat_body(stat) + len) = '\0';
return 0;
}
extern errno_t sdext_symlink_check_struct(stat_entity_t *stat,
repair_hint_t *hint);
extern void sdext_symlink_print(stat_entity_t *stat,
aal_stream_t *stream,
uint16_t options);
#endif
reiser4_sdext_plug_t sdext_symlink_plug = {
.p = {
.id = {SDEXT_SYMLINK_ID, 0, SDEXT_PLUG_TYPE},
#ifndef ENABLE_MINIMAL
.label = "sdext_symlink",
.desc = "Symlink stat data extension plugin.",
#endif
},
#ifndef ENABLE_MINIMAL
.init = sdext_symlink_init,
.print = sdext_symlink_print,
.check_struct = sdext_symlink_check_struct,
#endif
.open = sdext_symlink_open,
.info = NULL,
.length = sdext_symlink_length
};
#endif
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