Lines Matching refs:check
68 png_size_t check;
76 if ( !ReadFile((HANDLE)(png_ptr->io_ptr), data, length, &check, NULL) )
77 check = 0;
79 check = (png_size_t)fread(data, (png_size_t)1, length,
83 if (check != length)
98 int check;
104 /* Check if data really is near. If so, use usual code. */
110 if ( !ReadFile((HANDLE)(png_ptr->io_ptr), data, length, &check,
112 check = 0;
114 check = fread(n_data, 1, length, io_ptr);
121 check = 0;
136 check += err;
142 if ((png_uint_32)check != (png_uint_32)length)
