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435a566751
* sumatrapdf - vendor import * everything compiles (libjpeg, poppler, fitz, sumatrapdf) * does NOT link (remove the comment tags in the parent directory.rbuild file (rosapps dir) to build it) svn path=/trunk/; revision=29295
374 lines
6.2 KiB
C
374 lines
6.2 KiB
C
#include "fitz-base.h"
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#include "fitz-stream.h"
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extern void fz_droparray(fz_obj *array);
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extern void fz_dropdict(fz_obj *dict);
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//#define DO_OBJ_STATS 1
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#ifdef DO_OBJ_STATS
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static int objstats[FZ_POINTER+1];
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static int intsLessThan65k;
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static const char *getTypeName(int type)
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{
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switch (type) {
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case FZ_NULL:
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return "FZ_NULL";
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case FZ_BOOL:
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return "FZ_BOOL";
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case FZ_INT:
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return "FZ_INT";
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case FZ_REAL:
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return "FZ_REAL";
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case FZ_STRING:
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return "FZ_STRING";
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case FZ_NAME:
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return "FZ_NAME";
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case FZ_ARRAY:
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return "FZ_ARRAY";
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case FZ_DICT:
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return "FZ_DICT";
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case FZ_INDIRECT:
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return "FZ_INDIRECT";
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case FZ_POINTER:
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return "FZ_POINTER";
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}
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return "unknown";
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}
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void dump_type_stats(void)
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{
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int i;
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int total = 0;
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int val;
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double percent;
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for (i = FZ_NULL; i <= FZ_POINTER; i++) {
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total += objstats[i];
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}
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printf("total: %d\n", total);
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for (i = FZ_NULL; i <= FZ_POINTER; i++) {
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val = objstats[i];
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percent = ((double)val * 100.0) / (double)total;
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printf("%5d %.2f%% %s\n", val, percent, getTypeName(i));
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}
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val = intsLessThan65k;
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percent = ((double)val * 100.0) / (double)total;
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printf("%5d %.2f%% %s\n", val, percent, "intsLessThan65k");
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}
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#else
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void dump_type_stats(void)
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{
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}
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#endif
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#ifdef DO_OBJ_STATS
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#define NEWOBJ(KIND,SIZE) \
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fz_obj *o; \
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o = *op = fz_malloc(SIZE); \
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if (!o) return fz_outofmem; \
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o->refs = 1; \
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o->kind = KIND; \
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objstats[KIND]++;
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#else
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#define NEWOBJ(KIND,SIZE) \
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fz_obj *o; \
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o = *op = fz_malloc(SIZE); \
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if (!o) return fz_outofmem; \
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o->refs = 1; \
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o->kind = KIND;
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#endif
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fz_error *
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fz_newnull(fz_obj **op)
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{
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NEWOBJ(FZ_NULL, sizeof (fz_obj));
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return nil;
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}
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fz_error *
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fz_newbool(fz_obj **op, int b)
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{
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NEWOBJ(FZ_BOOL, sizeof (fz_obj));
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o->u.b = b;
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return nil;
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}
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fz_error *
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fz_newint(fz_obj **op, int i)
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{
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NEWOBJ(FZ_INT, sizeof (fz_obj));
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o->u.i = i;
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#ifdef DO_OBJ_STATS
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if (i < 65536)
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++intsLessThan65k;
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#endif DO_OBJ_STATS
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return nil;
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}
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fz_error *
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fz_newreal(fz_obj **op, float f)
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{
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NEWOBJ(FZ_REAL, sizeof (fz_obj));
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o->u.f = f;
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return nil;
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}
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fz_error *
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fz_newstring(fz_obj **op, char *str, int len)
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{
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NEWOBJ(FZ_STRING, offsetof(fz_obj, u.s.buf) + len + 1);
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o->u.s.len = len;
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memcpy(o->u.s.buf, str, len);
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o->u.s.buf[len] = '\0';
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return nil;
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}
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fz_error *
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fz_newname(fz_obj **op, char *str)
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{
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NEWOBJ(FZ_NAME, offsetof(fz_obj, u.n) + strlen(str) + 1);
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strcpy(o->u.n, str);
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return nil;
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}
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fz_error *
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fz_newindirect(fz_obj **op, int objid, int genid)
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{
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NEWOBJ(FZ_INDIRECT, sizeof (fz_obj));
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o->u.r.oid = objid;
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o->u.r.gid = genid;
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return nil;
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}
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fz_error *
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fz_newpointer(fz_obj **op, void *p)
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{
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NEWOBJ(FZ_POINTER, sizeof (fz_obj));
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o->u.p = p;
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return nil;
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}
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fz_obj *
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fz_keepobj(fz_obj *o)
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{
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assert(o != nil);
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assert(o->refs > 0);
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o->refs ++;
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return o;
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}
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void
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fz_dropobj(fz_obj *o)
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{
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assert(o != nil);
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assert(o->refs > 0);
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if (--o->refs == 0)
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{
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if (o->kind == FZ_ARRAY)
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fz_droparray(o);
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else if (o->kind == FZ_DICT)
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fz_dropdict(o);
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else
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fz_free(o);
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}
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}
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int
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fz_isnull(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_NULL : 0;
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}
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int
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fz_isbool(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_BOOL : 0;
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}
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int
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fz_isint(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_INT : 0;
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}
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int
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fz_isreal(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_REAL : 0;
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}
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int
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fz_isstring(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_STRING : 0;
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}
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int
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fz_isname(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_NAME : 0;
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}
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int
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fz_isarray(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_ARRAY : 0;
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}
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int
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fz_isdict(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_DICT : 0;
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}
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int
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fz_isindirect(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_INDIRECT : 0;
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}
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int
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fz_ispointer(fz_obj *obj)
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{
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return obj ? obj->kind == FZ_POINTER : 0;
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}
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int
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fz_tobool(fz_obj *obj)
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{
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if (fz_isbool(obj))
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return obj->u.b;
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return 0;
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}
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int
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fz_toint(fz_obj *obj)
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{
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if (fz_isint(obj))
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return obj->u.i;
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if (fz_isreal(obj))
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return obj->u.f;
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return 0;
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}
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float
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fz_toreal(fz_obj *obj)
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{
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if (fz_isreal(obj))
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return obj->u.f;
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if (fz_isint(obj))
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return obj->u.i;
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return 0;
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}
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char *
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fz_toname(fz_obj *obj)
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{
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if (fz_isname(obj))
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return obj->u.n;
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return "";
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}
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char *
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fz_tostrbuf(fz_obj *obj)
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{
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if (fz_isstring(obj))
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return obj->u.s.buf;
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return "";
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}
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int
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fz_tostrlen(fz_obj *obj)
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{
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if (fz_isstring(obj))
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return obj->u.s.len;
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return 0;
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}
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int
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fz_tonum(fz_obj *obj)
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{
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if (fz_isindirect(obj))
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return obj->u.r.oid;
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return 0;
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}
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int
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fz_togen(fz_obj *obj)
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{
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if (fz_isindirect(obj))
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return obj->u.r.gid;
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return 0;
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}
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void *
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fz_topointer(fz_obj *obj)
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{
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if (fz_ispointer(obj))
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return obj->u.p;
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return nil;
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}
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fz_error *
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fz_newnamefromstring(fz_obj **op, fz_obj *str)
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{
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NEWOBJ(FZ_NAME, offsetof(fz_obj, u.n) + fz_tostrlen(str) + 1);
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memcpy(o->u.n, fz_tostrbuf(str), fz_tostrlen(str));
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o->u.n[fz_tostrlen(str)] = '\0';
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return nil;
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}
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int
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fz_objcmp(fz_obj *a, fz_obj *b)
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{
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int i;
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if (a == b)
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return 0;
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if (a->kind != b->kind)
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return 1;
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switch (a->kind)
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{
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case FZ_NULL: return 0;
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case FZ_BOOL: return a->u.b - b->u.b;
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case FZ_INT: return a->u.i - b->u.i;
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case FZ_REAL: return a->u.f - b->u.f;
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case FZ_STRING:
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if (a->u.s.len != b->u.s.len)
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return a->u.s.len - b->u.s.len;
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return memcmp(a->u.s.buf, b->u.s.buf, a->u.s.len);
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case FZ_NAME:
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return strcmp(a->u.n, b->u.n);
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case FZ_INDIRECT:
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if (a->u.r.oid == b->u.r.oid)
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return a->u.r.gid - b->u.r.gid;
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return a->u.r.oid - b->u.r.oid;
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case FZ_ARRAY:
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if (a->u.a.len != b->u.a.len)
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return a->u.a.len - b->u.a.len;
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for (i = 0; i < a->u.a.len; i++)
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if (fz_objcmp(a->u.a.items[i], b->u.a.items[i]))
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return 1;
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return 0;
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case FZ_DICT:
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if (a->u.d.len != b->u.d.len)
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return a->u.d.len - b->u.d.len;
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for (i = 0; i < a->u.d.len; i++)
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{
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if (fz_objcmp(a->u.d.items[i].k, b->u.d.items[i].k))
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return 1;
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if (fz_objcmp(a->u.d.items[i].v, b->u.d.items[i].v))
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return 1;
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}
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return 0;
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}
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return 1;
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}
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