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-rw-r--r--erts/emulator/beam/erl_printf_term.c188
1 files changed, 152 insertions, 36 deletions
diff --git a/erts/emulator/beam/erl_printf_term.c b/erts/emulator/beam/erl_printf_term.c
index d18760dc43..ac5b139f8d 100644
--- a/erts/emulator/beam/erl_printf_term.c
+++ b/erts/emulator/beam/erl_printf_term.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2005-2013. All Rights Reserved.
+ * Copyright Ericsson AB 2005-2014. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -25,6 +25,7 @@
#include "sys.h"
#include "big.h"
#include "erl_map.h"
+#include "erl_binary.h"
#define PRINT_CHAR(CNT, FN, ARG, C) \
do { \
@@ -138,6 +139,25 @@ is_printable_string(Eterm list, Eterm* base)
return 0;
}
+static int is_printable_ascii(byte* bytep, Uint bytesize, Uint bitoffs)
+{
+ if (!bitoffs) {
+ while (bytesize--) {
+ if (*bytep < ' ' || *bytep >= 127)
+ return 0;
+ bytep++;
+ }
+ } else {
+ while (bytesize--) {
+ byte octet = (bytep[0] << bitoffs) | (bytep[1] >> (8-bitoffs));
+ if (octet < ' ' || octet >= 127)
+ return 0;
+ bytep++;
+ }
+ }
+ return 1;
+}
+
/* print a atom doing what quoting is necessary */
static int print_atom_name(fmtfn_t fn, void* arg, Eterm atom, long *dcount)
{
@@ -227,6 +247,17 @@ static int print_atom_name(fmtfn_t fn, void* arg, Eterm atom, long *dcount)
#define PRT_PATCH_FUN_SIZE ((Eterm) 7)
#define PRT_LAST_ARRAY_ELEMENT ((Eterm) 8) /* Note! Must be last... */
+#if 0
+static char *format_binary(Uint16 x, char *b) {
+ int z;
+ b[16] = '\0';
+ for (z = 0; z < 16; z++) {
+ b[15-z] = ((x>>z) & 0x1) ? '1' : '0';
+ }
+ return b;
+}
+#endif
+
static int
print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
Eterm* obj_base) /* ignored if !HALFWORD_HEAP */
@@ -283,13 +314,9 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
tl = CDR(cons);
if (is_not_nil(tl)) {
if (is_list(tl)) {
- WSTACK_PUSH(s, tl);
- WSTACK_PUSH(s, PRT_ONE_CONS);
- WSTACK_PUSH(s, PRT_COMMA);
+ WSTACK_PUSH3(s, tl, PRT_ONE_CONS, PRT_COMMA);
} else {
- WSTACK_PUSH(s, tl);
- WSTACK_PUSH(s, PRT_TERM);
- WSTACK_PUSH(s, PRT_BAR);
+ WSTACK_PUSH3(s, tl, PRT_TERM, PRT_BAR);
}
}
}
@@ -299,9 +326,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
break;
default: /* PRT_LAST_ARRAY_ELEMENT+1 and upwards */
obj = *popped.ptr;
- WSTACK_PUSH(s, (UWord) (popped.ptr + 1));
- WSTACK_PUSH(s, val-1);
- WSTACK_PUSH(s, PRT_COMMA);
+ WSTACK_PUSH3(s, (UWord) (popped.ptr + 1), val-1, PRT_COMMA);
break;
}
break;
@@ -431,8 +456,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
WSTACK_PUSH(s,PRT_CLOSE_TUPLE);
++nobj;
if (i > 0) {
- WSTACK_PUSH(s, (UWord) nobj);
- WSTACK_PUSH(s, PRT_LAST_ARRAY_ELEMENT+i-1);
+ WSTACK_PUSH2(s, (UWord) nobj, PRT_LAST_ARRAY_ELEMENT+i-1);
}
break;
case FLOAT_DEF: {
@@ -446,13 +470,65 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
PRINT_STRING(res, fn, arg, "#MatchState");
}
else {
- ProcBin* pb = (ProcBin *) binary_val(wobj);
- if (pb->size == 1)
- PRINT_STRING(res, fn, arg, "<<1 byte>>");
- else {
+ byte* bytep;
+ Uint bytesize = binary_size_rel(obj,obj_base);
+ Uint bitoffs;
+ Uint bitsize;
+ byte octet;
+ ERTS_GET_BINARY_BYTES_REL(obj, bytep, bitoffs, bitsize, obj_base);
+
+ if (bitsize || !bytesize
+ || !is_printable_ascii(bytep, bytesize, bitoffs)) {
+ int is_first = 1;
PRINT_STRING(res, fn, arg, "<<");
- PRINT_UWORD(res, fn, arg, 'u', 0, 1, (ErlPfUWord) pb->size);
- PRINT_STRING(res, fn, arg, " bytes>>");
+ while (bytesize) {
+ if (is_first)
+ is_first = 0;
+ else
+ PRINT_CHAR(res, fn, arg, ',');
+ if (bitoffs)
+ octet = (bytep[0] << bitoffs) | (bytep[1] >> (8-bitoffs));
+ else
+ octet = bytep[0];
+ PRINT_UWORD(res, fn, arg, 'u', 0, 1, octet);
+ ++bytep;
+ --bytesize;
+ }
+ if (bitsize) {
+ Uint bits = bitoffs + bitsize;
+ octet = bytep[0];
+ if (bits < 8)
+ octet >>= 8 - bits;
+ else if (bits > 8) {
+ bits -= 8; /* bits in last byte */
+ octet <<= bits;
+ octet |= bytep[1] >> (8 - bits);
+ }
+ octet &= (1 << bitsize) - 1;
+ if (is_first)
+ is_first = 0;
+ else
+ PRINT_CHAR(res, fn, arg, ',');
+ PRINT_UWORD(res, fn, arg, 'u', 0, 1, octet);
+ PRINT_CHAR(res, fn, arg, ':');
+ PRINT_UWORD(res, fn, arg, 'u', 0, 1, bitsize);
+ }
+ PRINT_STRING(res, fn, arg, ">>");
+ }
+ else {
+ PRINT_STRING(res, fn, arg, "<<\"");
+ while (bytesize) {
+ if (bitoffs)
+ octet = (bytep[0] << bitoffs) | (bytep[1] >> (8-bitoffs));
+ else
+ octet = bytep[0];
+ if (octet == '"')
+ PRINT_CHAR(res, fn, arg, '\\');
+ PRINT_CHAR(res, fn, arg, octet);
+ ++bytep;
+ --bytesize;
+ }
+ PRINT_STRING(res, fn, arg, "\">>");
}
}
break;
@@ -492,33 +568,73 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
{
Uint n;
Eterm *ks, *vs;
- map_t *mp = (map_t *)map_val(wobj);
- n = map_get_size(mp);
- ks = map_get_keys(mp);
- vs = map_get_values(mp);
+ flatmap_t *mp = (flatmap_t *)flatmap_val(wobj);
+ n = flatmap_get_size(mp);
+ ks = flatmap_get_keys(mp);
+ vs = flatmap_get_values(mp);
PRINT_CHAR(res, fn, arg, '#');
PRINT_CHAR(res, fn, arg, '{');
WSTACK_PUSH(s, PRT_CLOSE_TUPLE);
if (n > 0) {
n--;
- WSTACK_PUSH(s, vs[n]);
- WSTACK_PUSH(s, PRT_TERM);
- WSTACK_PUSH(s, PRT_ASSOC);
- WSTACK_PUSH(s, ks[n]);
- WSTACK_PUSH(s, PRT_TERM);
-
+ WSTACK_PUSH5(s, vs[n], PRT_TERM, PRT_ASSOC, ks[n], PRT_TERM);
while (n--) {
- WSTACK_PUSH(s, PRT_COMMA);
- WSTACK_PUSH(s, vs[n]);
- WSTACK_PUSH(s, PRT_TERM);
- WSTACK_PUSH(s, PRT_ASSOC);
- WSTACK_PUSH(s, ks[n]);
- WSTACK_PUSH(s, PRT_TERM);
+ WSTACK_PUSH6(s, PRT_COMMA, vs[n], PRT_TERM, PRT_ASSOC,
+ ks[n], PRT_TERM);
}
}
}
break;
+ case HASHMAP_DEF:
+ {
+ Uint n,mapval;
+ Eterm *head;
+ head = hashmap_val(wobj);
+ mapval = MAP_HEADER_VAL(*head);
+ switch (MAP_HEADER_TYPE(*head)) {
+ case MAP_HEADER_TAG_HAMT_HEAD_ARRAY:
+ case MAP_HEADER_TAG_HAMT_HEAD_BITMAP:
+ PRINT_STRING(res, fn, arg, "#<");
+ PRINT_UWORD(res, fn, arg, 'x', 0, 1, mapval);
+ PRINT_STRING(res, fn, arg, ">{");
+ WSTACK_PUSH(s,PRT_CLOSE_TUPLE);
+ n = hashmap_bitcount(mapval);
+ ASSERT(n < 17);
+ head += 2;
+ if (n > 0) {
+ n--;
+ WSTACK_PUSH(s, head[n]);
+ WSTACK_PUSH(s, PRT_TERM);
+ while (n--) {
+ WSTACK_PUSH(s, PRT_COMMA);
+ WSTACK_PUSH(s, head[n]);
+ WSTACK_PUSH(s, PRT_TERM);
+ }
+ }
+ break;
+ case MAP_HEADER_TAG_HAMT_NODE_BITMAP:
+ n = hashmap_bitcount(mapval);
+ head++;
+ PRINT_CHAR(res, fn, arg, '<');
+ PRINT_UWORD(res, fn, arg, 'x', 0, 1, mapval);
+ PRINT_STRING(res, fn, arg, ">{");
+ WSTACK_PUSH(s,PRT_CLOSE_TUPLE);
+ ASSERT(n < 17);
+ if (n > 0) {
+ n--;
+ WSTACK_PUSH(s, head[n]);
+ WSTACK_PUSH(s, PRT_TERM);
+ while (n--) {
+ WSTACK_PUSH(s, PRT_COMMA);
+ WSTACK_PUSH(s, head[n]);
+ WSTACK_PUSH(s, PRT_TERM);
+ }
+ }
+ break;
+ }
+ }
+ break;
default:
PRINT_STRING(res, fn, arg, "<unknown:");
PRINT_POINTER(res, fn, arg, wobj);
@@ -528,17 +644,17 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
}
L_done:
-
DESTROY_WSTACK(s);
return res;
}
+
int
erts_printf_term(fmtfn_t fn, void* arg, ErlPfEterm term, long precision,
ErlPfEterm* term_base)
{
int res;
- ASSERT(sizeof(ErlPfEterm) == sizeof(Eterm));
+ ERTS_CT_ASSERT(sizeof(ErlPfEterm) == sizeof(Eterm));
res = print_term(fn, arg, (Eterm)term, &precision, (Eterm*)term_base);
if (res < 0)