diff options
Diffstat (limited to 'fitz/obj_simple.c')
| -rw-r--r-- | fitz/obj_simple.c | 324 |
1 files changed, 0 insertions, 324 deletions
diff --git a/fitz/obj_simple.c b/fitz/obj_simple.c deleted file mode 100644 index 2dc9d686..00000000 --- a/fitz/obj_simple.c +++ /dev/null @@ -1,324 +0,0 @@ -#include "fitz.h" - -extern void fz_free_array(fz_obj *array); -extern void fz_free_dict(fz_obj *dict); - -static fz_obj *fz_resolve_indirect_null(fz_obj *ref) -{ - return ref; -} - -fz_obj* (*fz_resolve_indirect)(fz_obj*) = fz_resolve_indirect_null; - -fz_obj * -fz_new_null(void) -{ - fz_obj *o = fz_malloc(sizeof(fz_obj)); - o->refs = 1; - o->kind = FZ_NULL; - return o; -} - -fz_obj * -fz_new_bool(int b) -{ - fz_obj *o = fz_malloc(sizeof(fz_obj)); - o->refs = 1; - o->kind = FZ_BOOL; - o->u.b = b; - return o; -} - -fz_obj * -fz_new_int(int i) -{ - fz_obj *o = fz_malloc(sizeof(fz_obj)); - o->refs = 1; - o->kind = FZ_INT; - o->u.i = i; - return o; -} - -fz_obj * -fz_new_real(float f) -{ - fz_obj *o = fz_malloc(sizeof(fz_obj)); - o->refs = 1; - o->kind = FZ_REAL; - o->u.f = f; - return o; -} - -fz_obj * -fz_new_string(char *str, int len) -{ - fz_obj *o = fz_malloc(offsetof(fz_obj, u.s.buf) + len + 1); - o->refs = 1; - o->kind = FZ_STRING; - o->u.s.len = len; - memcpy(o->u.s.buf, str, len); - o->u.s.buf[len] = '\0'; - return o; -} - -fz_obj * -fz_new_name(char *str) -{ - fz_obj *o = fz_malloc(offsetof(fz_obj, u.n) + strlen(str) + 1); - o->refs = 1; - o->kind = FZ_NAME; - strcpy(o->u.n, str); - return o; -} - -fz_obj * -fz_new_indirect(int num, int gen, void *xref) -{ - fz_obj *o = fz_malloc(sizeof(fz_obj)); - o->refs = 1; - o->kind = FZ_INDIRECT; - o->u.r.num = num; - o->u.r.gen = gen; - o->u.r.xref = xref; - return o; -} - -fz_obj * -fz_keep_obj(fz_obj *o) -{ - assert(o != NULL); - o->refs ++; - return o; -} - -void -fz_drop_obj(fz_obj *o) -{ - assert(o != NULL); - if (--o->refs == 0) - { - if (o->kind == FZ_ARRAY) - fz_free_array(o); - else if (o->kind == FZ_DICT) - fz_free_dict(o); - else - fz_free(o); - } -} - -int fz_is_indirect(fz_obj *obj) -{ - return obj ? obj->kind == FZ_INDIRECT : 0; -} - -int fz_is_null(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - return obj ? obj->kind == FZ_NULL : 0; -} - -int fz_is_bool(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - return obj ? obj->kind == FZ_BOOL : 0; -} - -int fz_is_int(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - return obj ? obj->kind == FZ_INT : 0; -} - -int fz_is_real(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - return obj ? obj->kind == FZ_REAL : 0; -} - -int fz_is_string(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - return obj ? obj->kind == FZ_STRING : 0; -} - -int fz_is_name(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - return obj ? obj->kind == FZ_NAME : 0; -} - -int fz_is_array(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - return obj ? obj->kind == FZ_ARRAY : 0; -} - -int fz_is_dict(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - return obj ? obj->kind == FZ_DICT : 0; -} - -int fz_to_bool(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - if (fz_is_bool(obj)) - return obj->u.b; - return 0; -} - -int fz_to_int(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - if (fz_is_int(obj)) - return obj->u.i; - if (fz_is_real(obj)) - return obj->u.f; - return 0; -} - -float fz_to_real(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - if (fz_is_real(obj)) - return obj->u.f; - if (fz_is_int(obj)) - return obj->u.i; - return 0; -} - -char *fz_to_name(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - if (fz_is_name(obj)) - return obj->u.n; - return ""; -} - -char *fz_to_str_buf(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - if (fz_is_string(obj)) - return obj->u.s.buf; - return ""; -} - -int fz_to_str_len(fz_obj *obj) -{ - obj = fz_resolve_indirect(obj); - if (fz_is_string(obj)) - return obj->u.s.len; - return 0; -} - -int fz_to_num(fz_obj *obj) -{ - if (fz_is_indirect(obj)) - return obj->u.r.num; - return 0; -} - -int fz_to_gen(fz_obj *obj) -{ - if (fz_is_indirect(obj)) - return obj->u.r.gen; - return 0; -} - -int -fz_objcmp(fz_obj *a, fz_obj *b) -{ - int i; - - if (a == b) - return 0; - - if (!a || !b) - return 1; - - if (a->kind != b->kind) - return 1; - - switch (a->kind) - { - case FZ_NULL: - return 0; - - case FZ_BOOL: - return a->u.b - b->u.b; - - case FZ_INT: - return a->u.i - b->u.i; - - case FZ_REAL: - if (a->u.f < b->u.f) - return -1; - if (a->u.f > b->u.f) - return 1; - return 0; - - case FZ_STRING: - if (a->u.s.len < b->u.s.len) - { - if (memcmp(a->u.s.buf, b->u.s.buf, a->u.s.len) <= 0) - return -1; - return 1; - } - if (a->u.s.len > b->u.s.len) - { - if (memcmp(a->u.s.buf, b->u.s.buf, b->u.s.len) >= 0) - return 1; - return -1; - } - return memcmp(a->u.s.buf, b->u.s.buf, a->u.s.len); - - case FZ_NAME: - return strcmp(a->u.n, b->u.n); - - case FZ_INDIRECT: - if (a->u.r.num == b->u.r.num) - return a->u.r.gen - b->u.r.gen; - return a->u.r.num - b->u.r.num; - - case FZ_ARRAY: - if (a->u.a.len != b->u.a.len) - return a->u.a.len - b->u.a.len; - for (i = 0; i < a->u.a.len; i++) - if (fz_objcmp(a->u.a.items[i], b->u.a.items[i])) - return 1; - return 0; - - case FZ_DICT: - if (a->u.d.len != b->u.d.len) - return a->u.d.len - b->u.d.len; - for (i = 0; i < a->u.d.len; i++) - { - if (fz_objcmp(a->u.d.items[i].k, b->u.d.items[i].k)) - return 1; - if (fz_objcmp(a->u.d.items[i].v, b->u.d.items[i].v)) - return 1; - } - return 0; - - } - return 1; -} - -char *fz_objkindstr(fz_obj *obj) -{ - if (obj == NULL) - return "<NULL>"; - switch (obj->kind) - { - case FZ_NULL: return "null"; - case FZ_BOOL: return "boolean"; - case FZ_INT: return "integer"; - case FZ_REAL: return "real"; - case FZ_STRING: return "string"; - case FZ_NAME: return "name"; - case FZ_ARRAY: return "array"; - case FZ_DICT: return "dictionary"; - case FZ_INDIRECT: return "reference"; - } - return "<unknown>"; -} |