view release on metacpan or  search on metacpan

GDiffDelta.xs  view on Meta::CPAN

                return;
            else if (c <= 246) {
                careful_fread(buf, c, delta, "delta");
                careful_fwrite(buf, c, output, "output");
            }
            else {
                switch (c) {
                    case 247: /* ushort, <n> bytes - append <n> data bytes */
                        s = read_ushort(delta);
                        copy_data(delta, output, s, buf, "delta", "output");
                        break;
                    case 248: /* int, <n> bytes - append <n> data bytes */
                        s = read_int(delta);
                        copy_data(delta, output, s, buf, "delta", "output");
                        break;
                    case 249: /* ushort, ubyte - copy <position>, <length> */
                        r = read_ushort(delta);
                        s = read_ubyte(delta);
                        careful_fseek(orig, r, "original");
                        copy_data(orig, output, s, buf, "original", "output");
                        break;
                    case 250: /* ushort, ushort - copy <position>, <length> */
                        r = read_ushort(delta);
                        s = read_ushort(delta);
                        careful_fseek(orig, r, "original");
                        copy_data(orig, output, s, buf, "original", "output");
                        break;
                    case 251: /* ushort, int - copy <position>, <length> */
                        r = read_ushort(delta);
                        s = read_int(delta);
                        careful_fseek(orig, r, "original");
                        copy_data(orig, output, s, buf, "original", "output");
                        break;
                    case 252: /* int, ubyte - copy <position>, <length> */
                        r = read_int(delta);
                        s = read_ubyte(delta);
                        careful_fseek(orig, r, "original");
                        copy_data(orig, output, s, buf, "original", "output");
                        break;
                    case 253: /* int, ushort - copy <position>, <length> */
                        r = read_int(delta);
                        s = read_ushort(delta);
                        careful_fseek(orig, r, "original");
                        copy_data(orig, output, s, buf, "original", "output");
                        break;
                    case 254: /* int, int - copy <position>, <length> */
                        r = read_int(delta);
                        s = read_int(delta);
                        careful_fseek(orig, r, "original");
                        copy_data(orig, output, s, buf, "original", "output");
                        break;
                    case 255: /* long, int - copy <position>, <length> */
                        /* TODO - 64 seeking */
                        assert(0);
                        break;
                    default: assert(0);
                }
            }
        }

# vi:ts=4 sw=4 expandtab: