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#define GFID_STR_LEN 37
#include "metadisp.h"
/*
* backend.c
*
* functions responsible for converting user-facing paths to backend-style
* "/$GFID" paths.
*/
int32_t
build_backend_loc(uuid_t gfid, loc_t *src_loc, loc_t *dst_loc)
{
static uuid_t root = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1};
char gfid_buf[GFID_STR_LEN + 1] = {
0,
};
char *path = NULL;
GF_VALIDATE_OR_GOTO("metadisp", src_loc, out);
GF_VALIDATE_OR_GOTO("metadisp", dst_loc, out);
loc_copy(dst_loc, src_loc);
memcpy(dst_loc->pargfid, root, sizeof(root));
GF_FREE((char *)dst_loc->path); // we are overwriting path so nuke
// whatever loc_copy gave us
uuid_utoa_r(gfid, gfid_buf);
path = GF_CALLOC(GFID_STR_LEN + 1, sizeof(char),
gf_common_mt_char); // freed via loc_wipe
path[0] = '/';
strncpy(path + 1, gfid_buf, GFID_STR_LEN);
path[GFID_STR_LEN] = 0;
dst_loc->path = path;
if (src_loc->name)
dst_loc->name = strrchr(dst_loc->path, '/');
if (dst_loc->name)
dst_loc->name++;
return 0;
out:
return -1;
}
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