diff options
Diffstat (limited to 'lib/erl_interface/src/decode')
23 files changed, 112 insertions, 33 deletions
diff --git a/lib/erl_interface/src/decode/decode_atom.c b/lib/erl_interface/src/decode/decode_atom.c index df1e5b9350..87cd75b1be 100644 --- a/lib/erl_interface/src/decode/decode_atom.c +++ b/lib/erl_interface/src/decode/decode_atom.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2013. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -92,6 +92,51 @@ int ei_decode_atom_as(const char *buf, int *index, char* p, int destlen, } + +#ifdef HAVE_UNALIGNED_WORD_ACCESS + +#if SIZEOF_VOID_P == SIZEOF_LONG +typedef unsigned long AsciiWord; +#elif SIZEOF_VOID_P == SIZEOF_LONG_LONG +typedef unsigned long long AsciiWord; +#else +# error "Uknown word type" +#endif + +#if SIZEOF_VOID_P == 4 +# define ASCII_CHECK_MASK ((AsciiWord)0x80808080U) +#elif SIZEOF_VOID_P == 8 +# define ASCII_CHECK_MASK ((AsciiWord)0x8080808080808080U) +#endif + +static int ascii_fast_track(char* dst, const char* src, int slen, int destlen) +{ + const AsciiWord* src_word = (AsciiWord*) src; + const AsciiWord* const src_word_end = src_word + (slen / sizeof(AsciiWord)); + + if (destlen < slen) + return 0; + + if (dst) { + AsciiWord* dst_word = (AsciiWord*)dst; + + while (src_word < src_word_end) { + if ((*src_word & ASCII_CHECK_MASK) != 0) + break; + *dst_word++ = *src_word++; + } + } + else { + while (src_word < src_word_end) { + if ((*src_word & ASCII_CHECK_MASK) != 0) + break; + src_word++; + } + } + return (char*)src_word - src; +} +#endif /* HAVE_UNALIGNED_WORD_ACCESS */ + int utf8_to_latin1(char* dst, const char* src, int slen, int destlen, erlang_char_encoding* res_encp) { @@ -99,6 +144,15 @@ int utf8_to_latin1(char* dst, const char* src, int slen, int destlen, const char* const dst_end = dst + destlen; int found_non_ascii = 0; +#ifdef HAVE_UNALIGNED_WORD_ACCESS + { + int aft = ascii_fast_track(dst, src, slen, destlen); + src += aft; + slen -= aft; + dst += aft; + } +#endif + while (slen > 0) { if (dst >= dst_end) return -1; if ((src[0] & 0x80) == 0) { @@ -136,6 +190,14 @@ int latin1_to_utf8(char* dst, const char* src, int slen, int destlen, const char* const dst_end = dst + destlen; int found_non_ascii = 0; +#ifdef HAVE_UNALIGNED_WORD_ACCESS + { + int aft = ascii_fast_track(dst, src, slen, destlen); + dst += aft; + src += aft; + } +#endif + while (src < src_end) { if (dst >= dst_end) return -1; if ((src[0] & 0x80) == 0) { diff --git a/lib/erl_interface/src/decode/decode_big.c b/lib/erl_interface/src/decode/decode_big.c index 5739d159bf..cbbbd3f0b7 100644 --- a/lib/erl_interface/src/decode/decode_big.c +++ b/lib/erl_interface/src/decode/decode_big.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2011. All Rights Reserved. + * Copyright Ericsson AB 2002-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_bignum.c b/lib/erl_interface/src/decode/decode_bignum.c index 9d09aefd76..70a86e29c9 100644 --- a/lib/erl_interface/src/decode/decode_bignum.c +++ b/lib/erl_interface/src/decode/decode_bignum.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2009. All Rights Reserved. + * Copyright Ericsson AB 2002-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_binary.c b/lib/erl_interface/src/decode/decode_binary.c index 66014181b5..5b8d234984 100644 --- a/lib/erl_interface/src/decode/decode_binary.c +++ b/lib/erl_interface/src/decode/decode_binary.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_boolean.c b/lib/erl_interface/src/decode/decode_boolean.c index edaf1486d4..23cfd16f77 100644 --- a/lib/erl_interface/src/decode/decode_boolean.c +++ b/lib/erl_interface/src/decode/decode_boolean.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2013. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_char.c b/lib/erl_interface/src/decode/decode_char.c index 0290c71988..babf34c90c 100644 --- a/lib/erl_interface/src/decode/decode_char.c +++ b/lib/erl_interface/src/decode/decode_char.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_double.c b/lib/erl_interface/src/decode/decode_double.c index 413d575b1a..1ce8b2a417 100644 --- a/lib/erl_interface/src/decode/decode_double.c +++ b/lib/erl_interface/src/decode/decode_double.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2010. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_fun.c b/lib/erl_interface/src/decode/decode_fun.c index c2e321c067..f944c028af 100644 --- a/lib/erl_interface/src/decode/decode_fun.c +++ b/lib/erl_interface/src/decode/decode_fun.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2013. All Rights Reserved. + * Copyright Ericsson AB 2001-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_intlist.c b/lib/erl_interface/src/decode/decode_intlist.c index 68f38075e2..494371d778 100644 --- a/lib/erl_interface/src/decode/decode_intlist.c +++ b/lib/erl_interface/src/decode/decode_intlist.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_list_header.c b/lib/erl_interface/src/decode/decode_list_header.c index e198f52d52..4c6ce3859e 100644 --- a/lib/erl_interface/src/decode/decode_list_header.c +++ b/lib/erl_interface/src/decode/decode_list_header.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_long.c b/lib/erl_interface/src/decode/decode_long.c index 15bfb28cf0..b5f36adbb6 100644 --- a/lib/erl_interface/src/decode/decode_long.c +++ b/lib/erl_interface/src/decode/decode_long.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_longlong.c b/lib/erl_interface/src/decode/decode_longlong.c index 22f2a63d2e..e052cb7164 100644 --- a/lib/erl_interface/src/decode/decode_longlong.c +++ b/lib/erl_interface/src/decode/decode_longlong.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2009. All Rights Reserved. + * Copyright Ericsson AB 2002-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_pid.c b/lib/erl_interface/src/decode/decode_pid.c index 7fbb818b31..e1055aa5c9 100644 --- a/lib/erl_interface/src/decode/decode_pid.c +++ b/lib/erl_interface/src/decode/decode_pid.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2013. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -27,18 +27,22 @@ int ei_decode_pid(const char *buf, int *index, erlang_pid *p) { const char *s = buf + *index; const char *s0 = s; + const char tag = get8(s); - if (get8(s) != ERL_PID_EXT) return -1; + if (tag != ERL_PID_EXT && tag != ERL_NEW_PID_EXT) return -1; if (p) { if (get_atom(&s, p->node, NULL) < 0) return -1; p->num = get32be(s) & 0x7fff; /* 15 bits */ p->serial = get32be(s) & 0x1fff; /* 13 bits */ - p->creation = get8(s) & 0x03; /* 2 bits */ + if (tag == ERL_PID_EXT) + p->creation = get8(s) & 0x03; /* 2 bits */ + else + p->creation = get32be(s); /* 32 bits */ } else { if (get_atom(&s, NULL, NULL) < 0) return -1; - s+= 9; + s+= (tag == ERL_PID_EXT ? 9 : 12); } *index += s-s0; diff --git a/lib/erl_interface/src/decode/decode_port.c b/lib/erl_interface/src/decode/decode_port.c index e039b5b845..337648d803 100644 --- a/lib/erl_interface/src/decode/decode_port.c +++ b/lib/erl_interface/src/decode/decode_port.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2013. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -26,17 +26,21 @@ int ei_decode_port(const char *buf, int *index, erlang_port *p) { const char *s = buf + *index; const char *s0 = s; + const char tag = get8(s); - if (get8(s) != ERL_PORT_EXT) return -1; + if (tag != ERL_PORT_EXT && tag != ERL_NEW_PORT_EXT) return -1; if (p) { if (get_atom(&s, p->node, NULL) < 0) return -1; p->id = get32be(s) & 0x0fffffff /* 28 bits */; - p->creation = get8(s) & 0x03; + if (tag == ERL_PORT_EXT) + p->creation = get8(s) & 0x03; + else + p->creation = get32be(s); } else { if (get_atom(&s, NULL, NULL) < 0) return -1; - s += 5; + s += (tag == ERL_PORT_EXT ? 5 : 8); } *index += s-s0; diff --git a/lib/erl_interface/src/decode/decode_ref.c b/lib/erl_interface/src/decode/decode_ref.c index a6b87e5a21..c9b38c1c3b 100644 --- a/lib/erl_interface/src/decode/decode_ref.c +++ b/lib/erl_interface/src/decode/decode_ref.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2013. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -28,8 +28,9 @@ int ei_decode_ref(const char *buf, int *index, erlang_ref *p) const char *s = buf + *index; const char *s0 = s; int count, i; + const char tag = get8(s); - switch (get8(s)) { + switch (tag) { case ERL_REFERENCE_EXT: if (p) { if (get_atom(&s, p->node, NULL) < 0) return -1; @@ -47,18 +48,23 @@ int ei_decode_ref(const char *buf, int *index, erlang_ref *p) return 0; break; - case ERL_NEW_REFERENCE_EXT: + case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: + /* first the integer count */ count = get16be(s); if (p) { p->len = count; if (get_atom(&s, p->node, NULL) < 0) return -1; - p->creation = get8(s) & 0x03; + if (tag == ERL_NEW_REFERENCE_EXT) + p->creation = get8(s) & 0x03; + else + p->creation = get32be(s); } else { if (get_atom(&s, NULL, NULL) < 0) return -1; - s += 1; + s += (tag == ERL_NEW_REFERENCE_EXT ? 1 : 4); } /* finally the id integers */ diff --git a/lib/erl_interface/src/decode/decode_skip.c b/lib/erl_interface/src/decode/decode_skip.c index d49ae0007f..0db315f09b 100644 --- a/lib/erl_interface/src/decode/decode_skip.c +++ b/lib/erl_interface/src/decode/decode_skip.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2014. All Rights Reserved. + * Copyright Ericsson AB 2002-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -35,12 +35,15 @@ int ei_skip_term(const char* buf, int* index) NULL, NULL) < 0) return -1; break; case ERL_PID_EXT: + case ERL_NEW_PID_EXT: if (ei_decode_pid(buf, index, NULL) < 0) return -1; break; case ERL_PORT_EXT: + case ERL_NEW_PORT_EXT: if (ei_decode_port(buf, index, NULL) < 0) return -1; break; case ERL_NEW_REFERENCE_EXT: + case ERL_NEWER_REFERENCE_EXT: case ERL_REFERENCE_EXT: if (ei_decode_ref(buf, index, NULL) < 0) return -1; break; diff --git a/lib/erl_interface/src/decode/decode_skip.h b/lib/erl_interface/src/decode/decode_skip.h index a0934fdf35..be497e8601 100644 --- a/lib/erl_interface/src/decode/decode_skip.h +++ b/lib/erl_interface/src/decode/decode_skip.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2009. All Rights Reserved. + * Copyright Ericsson AB 2002-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_string.c b/lib/erl_interface/src/decode/decode_string.c index 98b7384dc5..3fe4fdd02d 100644 --- a/lib/erl_interface/src/decode/decode_string.c +++ b/lib/erl_interface/src/decode/decode_string.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_trace.c b/lib/erl_interface/src/decode/decode_trace.c index bcc53bce96..738d6f0885 100644 --- a/lib/erl_interface/src/decode/decode_trace.c +++ b/lib/erl_interface/src/decode/decode_trace.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2013. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_tuple_header.c b/lib/erl_interface/src/decode/decode_tuple_header.c index ea60a03ddc..4507edbc8e 100644 --- a/lib/erl_interface/src/decode/decode_tuple_header.c +++ b/lib/erl_interface/src/decode/decode_tuple_header.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2014. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_ulong.c b/lib/erl_interface/src/decode/decode_ulong.c index dbd86f5022..8675ae257f 100644 --- a/lib/erl_interface/src/decode/decode_ulong.c +++ b/lib/erl_interface/src/decode/decode_ulong.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_ulonglong.c b/lib/erl_interface/src/decode/decode_ulonglong.c index e579df41aa..0f0eaeb5da 100644 --- a/lib/erl_interface/src/decode/decode_ulonglong.c +++ b/lib/erl_interface/src/decode/decode_ulonglong.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2009. All Rights Reserved. + * Copyright Ericsson AB 2002-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/erl_interface/src/decode/decode_version.c b/lib/erl_interface/src/decode/decode_version.c index b2146d3280..00a85bea35 100644 --- a/lib/erl_interface/src/decode/decode_version.c +++ b/lib/erl_interface/src/decode/decode_version.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2009. All Rights Reserved. + * Copyright Ericsson AB 1998-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. |