diff options
Diffstat (limited to 'xlators/storage/posix/src/posix-inode-handle.h')
-rw-r--r-- | xlators/storage/posix/src/posix-inode-handle.h | 141 |
1 files changed, 71 insertions, 70 deletions
diff --git a/xlators/storage/posix/src/posix-inode-handle.h b/xlators/storage/posix/src/posix-inode-handle.h index cb315424dd0..f225d94912b 100644 --- a/xlators/storage/posix/src/posix-inode-handle.h +++ b/xlators/storage/posix/src/posix-inode-handle.h @@ -27,91 +27,92 @@ #define SLEN(str) (sizeof(str) - 1) #define LOC_HAS_ABSPATH(loc) (loc && (loc->path) && (loc->path[0] == '/')) -#define LOC_IS_DIR(loc) (loc && (loc->inode) && \ - (loc->inode->ia_type == IA_IFDIR)) -#define MAKE_REAL_PATH(var, this, path) do { \ - size_t path_len = strlen(path); \ - size_t var_len = path_len + POSIX_BASE_PATH_LEN(this) + 1; \ - if (POSIX_PATH_MAX(this) != -1 && \ - var_len >= POSIX_PATH_MAX(this)) { \ - var = alloca (path_len + 1); \ - strcpy (var, (path[0] == '/') ? path + 1 : path); \ - } else { \ - var = alloca (var_len); \ - strcpy (var, POSIX_BASE_PATH(this)); \ - strcpy (&var[POSIX_BASE_PATH_LEN(this)], path); \ - } \ +#define LOC_IS_DIR(loc) \ + (loc && (loc->inode) && (loc->inode->ia_type == IA_IFDIR)) +#define MAKE_REAL_PATH(var, this, path) \ + do { \ + size_t path_len = strlen(path); \ + size_t var_len = path_len + POSIX_BASE_PATH_LEN(this) + 1; \ + if (POSIX_PATH_MAX(this) != -1 && var_len >= POSIX_PATH_MAX(this)) { \ + var = alloca(path_len + 1); \ + strcpy(var, (path[0] == '/') ? path + 1 : path); \ + } else { \ + var = alloca(var_len); \ + strcpy(var, POSIX_BASE_PATH(this)); \ + strcpy(&var[POSIX_BASE_PATH_LEN(this)], path); \ + } \ } while (0) -#define MAKE_HANDLE_PATH(var, this, gfid, base) do { \ - int __len; \ - __len = posix_handle_path (this, gfid, base, NULL, 0); \ - if (__len <= 0) \ - break; \ - var = alloca (__len); \ - __len = posix_handle_path (this, gfid, base, var, __len); \ - if (__len <= 0) \ - var = NULL; \ - } while (0) +#define MAKE_HANDLE_PATH(var, this, gfid, base) \ + do { \ + int __len; \ + __len = posix_handle_path(this, gfid, base, NULL, 0); \ + if (__len <= 0) \ + break; \ + var = alloca(__len); \ + __len = posix_handle_path(this, gfid, base, var, __len); \ + if (__len <= 0) \ + var = NULL; \ + } while (0) /* TODO: it is not a good idea to change a variable which is not passed to the macro.. Fix it later */ -#define MAKE_INODE_HANDLE(rpath, this, loc, iatt_p) do { \ - if (!this->private) { \ - op_ret = -1; \ - gf_msg ("make_inode_handle", GF_LOG_ERROR, 0, \ - P_MSG_INODE_HANDLE_CREATE, \ - "private is NULL, fini is already called"); \ - break; \ - } \ - if (gf_uuid_is_null (loc->gfid)) { \ - op_ret = -1; \ - gf_msg (this->name, GF_LOG_ERROR, 0, \ - P_MSG_INODE_HANDLE_CREATE, \ - "null gfid for path %s", (loc)->path); \ - break; \ - } \ - if (LOC_IS_DIR (loc) && LOC_HAS_ABSPATH (loc)) { \ - MAKE_REAL_PATH (rpath, this, (loc)->path); \ - op_ret = posix_pstat (this, (loc)->inode, (loc)->gfid, \ - rpath, iatt_p, _gf_false); \ - break; \ - } \ - errno = 0; \ - op_ret = posix_istat (this, loc->inode, loc->gfid, NULL, iatt_p); \ - if (errno != ELOOP) { \ - MAKE_HANDLE_PATH (rpath, this, (loc)->gfid, NULL); \ - if (!rpath) { \ - op_ret = -1; \ - gf_msg (this->name, GF_LOG_ERROR, errno, \ - P_MSG_INODE_HANDLE_CREATE, \ - "Failed to create inode handle " \ - "for path %s", (loc)->path); \ - } \ - break; \ - } \ - /* __ret == -1 && errno == ELOOP */ \ - } while (0) +#define MAKE_INODE_HANDLE(rpath, this, loc, iatt_p) \ + do { \ + if (!this->private) { \ + op_ret = -1; \ + gf_msg("make_inode_handle", GF_LOG_ERROR, 0, \ + P_MSG_INODE_HANDLE_CREATE, \ + "private is NULL, fini is already called"); \ + break; \ + } \ + if (gf_uuid_is_null(loc->gfid)) { \ + op_ret = -1; \ + gf_msg(this->name, GF_LOG_ERROR, 0, P_MSG_INODE_HANDLE_CREATE, \ + "null gfid for path %s", (loc)->path); \ + break; \ + } \ + if (LOC_IS_DIR(loc) && LOC_HAS_ABSPATH(loc)) { \ + MAKE_REAL_PATH(rpath, this, (loc)->path); \ + op_ret = posix_pstat(this, (loc)->inode, (loc)->gfid, rpath, \ + iatt_p, _gf_false); \ + break; \ + } \ + errno = 0; \ + op_ret = posix_istat(this, loc->inode, loc->gfid, NULL, iatt_p); \ + if (errno != ELOOP) { \ + MAKE_HANDLE_PATH(rpath, this, (loc)->gfid, NULL); \ + if (!rpath) { \ + op_ret = -1; \ + gf_msg(this->name, GF_LOG_ERROR, errno, \ + P_MSG_INODE_HANDLE_CREATE, \ + "Failed to create inode handle " \ + "for path %s", \ + (loc)->path); \ + } \ + break; \ + } \ + /* __ret == -1 && errno == ELOOP */ \ + } while (0) #define POSIX_ANCESTRY_PATH (1 << 0) #define POSIX_ANCESTRY_DENTRY (1 << 1) int -posix_handle_path (xlator_t *this, uuid_t gfid, const char *basename, char *buf, - size_t len); +posix_handle_path(xlator_t *this, uuid_t gfid, const char *basename, char *buf, + size_t len); int -posix_make_ancestryfromgfid (xlator_t *this, char *path, int pathsize, - gf_dirent_t *head, int type, uuid_t gfid, - const size_t handle_size, - const char *priv_base_path, - inode_table_t *table, inode_t **parent, - dict_t *xdata, int32_t *op_errno); +posix_make_ancestryfromgfid(xlator_t *this, char *path, int pathsize, + gf_dirent_t *head, int type, uuid_t gfid, + const size_t handle_size, + const char *priv_base_path, inode_table_t *table, + inode_t **parent, dict_t *xdata, int32_t *op_errno); int -posix_handle_init (xlator_t *this); +posix_handle_init(xlator_t *this); int -posix_handle_trash_init (xlator_t *this); +posix_handle_trash_init(xlator_t *this); #endif /* !_POSIX_INODE_HANDLE_H */ |