* Handle the different ioctl design.

* Add a couple of FreeBSD action extensions.
This commit is contained in:
John Birrell 2008-04-26 05:09:19 +00:00
parent 41ec19c071
commit 187379693c
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=178576
3 changed files with 524 additions and 14 deletions

View File

@ -20,7 +20,7 @@
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
@ -87,6 +87,7 @@
#include <sys/wait.h>
#include <assert.h>
#include <string.h>
#include <strings.h>
#include <signal.h>
#include <unistd.h>
@ -947,6 +948,77 @@ dt_action_speculate(dtrace_hdl_t *dtp, dt_node_t *dnp, dtrace_stmtdesc_t *sdp)
ap->dtad_kind = DTRACEACT_SPECULATE;
}
static void
dt_action_printm(dtrace_hdl_t *dtp, dt_node_t *dnp, dtrace_stmtdesc_t *sdp)
{
dtrace_actdesc_t *ap = dt_stmt_action(dtp, sdp);
dt_node_t *size = dnp->dn_args;
dt_node_t *addr = dnp->dn_args->dn_list;
char n[DT_TYPE_NAMELEN];
if (dt_node_is_posconst(size) == 0) {
dnerror(size, D_PRINTM_SIZE, "printm( ) argument #1 must "
"be a non-zero positive integral constant expression\n");
}
if (dt_node_is_pointer(addr) == 0) {
dnerror(addr, D_PRINTM_ADDR,
"printm( ) argument #2 is incompatible with "
"prototype:\n\tprototype: pointer\n"
"\t argument: %s\n",
dt_node_type_name(addr, n, sizeof (n)));
}
dt_cg(yypcb, addr);
ap->dtad_difo = dt_as(yypcb);
ap->dtad_kind = DTRACEACT_PRINTM;
ap->dtad_difo->dtdo_rtype.dtdt_flags |= DIF_TF_BYREF;
ap->dtad_difo->dtdo_rtype.dtdt_size = size->dn_value + sizeof(uintptr_t);
}
static void
dt_action_printt(dtrace_hdl_t *dtp, dt_node_t *dnp, dtrace_stmtdesc_t *sdp)
{
dtrace_actdesc_t *ap = dt_stmt_action(dtp, sdp);
dt_node_t *size = dnp->dn_args;
dt_node_t *addr = dnp->dn_args->dn_list;
char n[DT_TYPE_NAMELEN];
if (dt_node_is_posconst(size) == 0) {
dnerror(size, D_PRINTT_SIZE, "printt( ) argument #1 must "
"be a non-zero positive integral constant expression\n");
}
if (addr == NULL || addr->dn_kind != DT_NODE_FUNC ||
addr->dn_ident != dt_idhash_lookup(dtp->dt_globals, "typeref")) {
dnerror(addr, D_PRINTT_ADDR,
"printt( ) argument #2 is incompatible with "
"prototype:\n\tprototype: typeref()\n"
"\t argument: %s\n",
dt_node_type_name(addr, n, sizeof (n)));
}
dt_cg(yypcb, addr);
ap->dtad_difo = dt_as(yypcb);
ap->dtad_kind = DTRACEACT_PRINTT;
ap->dtad_difo->dtdo_rtype.dtdt_flags |= DIF_TF_BYREF;
/*
* Allow additional buffer space for the data size, type size,
* type string length and a stab in the dark (32 bytes) for the
* type string. The type string is part of the typeref() that
* this action references.
*/
ap->dtad_difo->dtdo_rtype.dtdt_size = size->dn_value + 3 * sizeof(uintptr_t) + 32;
}
static void
dt_action_commit(dtrace_hdl_t *dtp, dt_node_t *dnp, dtrace_stmtdesc_t *sdp)
{
@ -1013,6 +1085,12 @@ dt_compile_fun(dtrace_hdl_t *dtp, dt_node_t *dnp, dtrace_stmtdesc_t *sdp)
case DT_ACT_PRINTF:
dt_action_printflike(dtp, dnp->dn_expr, sdp, DTRACEACT_PRINTF);
break;
case DT_ACT_PRINTM:
dt_action_printm(dtp, dnp->dn_expr, sdp);
break;
case DT_ACT_PRINTT:
dt_action_printt(dtp, dnp->dn_expr, sdp);
break;
case DT_ACT_RAISE:
dt_action_raise(dtp, dnp->dn_expr, sdp);
break;
@ -1589,7 +1667,9 @@ dt_preproc(dtrace_hdl_t *dtp, FILE *ifp)
char **argv = malloc(sizeof (char *) * (argc + 5));
FILE *ofp = tmpfile();
#if defined(sun)
char ipath[20], opath[20]; /* big enough for /dev/fd/ + INT_MAX + \0 */
#endif
char verdef[32]; /* big enough for -D__SUNW_D_VERSION=0x%08x + \0 */
struct sigaction act, oact;
@ -1597,7 +1677,11 @@ dt_preproc(dtrace_hdl_t *dtp, FILE *ifp)
int wstat, estat;
pid_t pid;
#if defined(sun)
off64_t off;
#else
off_t off = 0;
#endif
int c;
if (argv == NULL || ofp == NULL) {
@ -1624,8 +1708,10 @@ dt_preproc(dtrace_hdl_t *dtp, FILE *ifp)
(void) fseeko64(ifp, off, SEEK_SET);
}
#if defined(sun)
(void) snprintf(ipath, sizeof (ipath), "/dev/fd/%d", fileno(ifp));
(void) snprintf(opath, sizeof (opath), "/dev/fd/%d", fileno(ofp));
#endif
bcopy(dtp->dt_cpp_argv, argv, sizeof (char *) * argc);
@ -1633,6 +1719,7 @@ dt_preproc(dtrace_hdl_t *dtp, FILE *ifp)
"-D__SUNW_D_VERSION=0x%08x", dtp->dt_vmax);
argv[argc++] = verdef;
#if defined(sun)
switch (dtp->dt_stdcmode) {
case DT_STDC_XA:
case DT_STDC_XT:
@ -1645,6 +1732,9 @@ dt_preproc(dtrace_hdl_t *dtp, FILE *ifp)
argv[argc++] = ipath;
argv[argc++] = opath;
#else
argv[argc++] = "-P";
#endif
argv[argc] = NULL;
/*
@ -1671,6 +1761,12 @@ dt_preproc(dtrace_hdl_t *dtp, FILE *ifp)
}
if (pid == 0) {
#if !defined(sun)
if (isatty(fileno(ifp)) == 0)
lseek(fileno(ifp), off, SEEK_SET);
dup2(fileno(ifp), 0);
dup2(fileno(ofp), 1);
#endif
(void) execvp(dtp->dt_cpp_path, argv);
_exit(errno == ENOENT ? 127 : 126);
}
@ -2010,8 +2106,10 @@ dt_load_libs_dir(dtrace_hdl_t *dtp, const char *path)
dt_dprintf("skipping library %s: %s\n",
dld->dtld_library,
dtrace_errmsg(dtp, dtrace_errno(dtp)));
} else
} else {
dld->dtld_loaded = B_TRUE;
dt_program_destroy(dtp, pgp);
}
}
dt_lib_depend_free(dtp);

View File

@ -267,7 +267,7 @@ dt_cg_field_get(dt_node_t *dnp, dt_irlist_t *dlp, dt_regset_t *drp,
* properties are used to compute shift as USHIFT or SSHIFT, below.
*/
if (dnp->dn_flags & DT_NF_SIGNED) {
#ifdef _BIG_ENDIAN
#if BYTE_ORDER == _BIG_ENDIAN
shift = clp2(P2ROUNDUP(e.cte_bits, NBBY) / NBBY) * NBBY -
mp->ctm_offset % NBBY;
#else
@ -281,7 +281,7 @@ dt_cg_field_get(dt_node_t *dnp, dt_irlist_t *dlp, dt_regset_t *drp,
instr = DIF_INSTR_FMT(DIF_OP_SRA, r1, r2, r1);
dt_irlist_append(dlp, dt_cg_node_alloc(DT_LBL_NONE, instr));
} else {
#ifdef _BIG_ENDIAN
#if BYTE_ORDER == _BIG_ENDIAN
shift = clp2(P2ROUNDUP(e.cte_bits, NBBY) / NBBY) * NBBY -
(mp->ctm_offset % NBBY + e.cte_bits);
#else
@ -369,7 +369,7 @@ dt_cg_field_set(dt_node_t *src, dt_irlist_t *dlp,
* input register to width cte_bits, and cmask as the mask used to
* pass through the containing bits and zero the field bits.
*/
#ifdef _BIG_ENDIAN
#if BYTE_ORDER == _BIG_ENDIAN
shift = clp2(P2ROUNDUP(e.cte_bits, NBBY) / NBBY) * NBBY -
(m.ctm_offset % NBBY + e.cte_bits);
#else
@ -1338,6 +1338,40 @@ dt_cg_inline(dt_node_t *dnp, dt_irlist_t *dlp, dt_regset_t *drp)
}
}
static void
dt_cg_func_typeref(dtrace_hdl_t *dtp, dt_node_t *dnp)
{
dtrace_typeinfo_t dtt;
dt_node_t *addr = dnp->dn_args;
dt_node_t *nelm = addr->dn_list;
dt_node_t *strp = nelm->dn_list;
dt_node_t *typs = strp->dn_list;
char buf[DT_TYPE_NAMELEN];
char *p;
ctf_type_name(addr->dn_ctfp, addr->dn_type, buf, sizeof (buf));
/*
* XXX Hack alert! XXX
* The prototype has two dummy args that we munge to represent
* the type string and the type size.
*
* Yes, I hear your grumble, but it works for now. We'll come
* up with a more elegant implementation later. :-)
*/
free(strp->dn_string);
if ((p = strchr(buf, '*')) != NULL)
*p = '\0';
strp->dn_string = strdup(buf);
if (dtrace_lookup_by_type(dtp, DTRACE_OBJ_EVERY, buf, &dtt) < 0)
return;
typs->dn_value = ctf_type_size(dtt.dtt_ctfp, dtt.dtt_type);
}
static void
dt_cg_node(dt_node_t *dnp, dt_irlist_t *dlp, dt_regset_t *drp)
{
@ -1793,7 +1827,9 @@ dt_cg_node(dt_node_t *dnp, dt_irlist_t *dlp, dt_regset_t *drp)
}
switch (dnp->dn_kind) {
case DT_NODE_FUNC:
case DT_NODE_FUNC: {
dtrace_hdl_t *dtp = yypcb->pcb_hdl;
if ((idp = dnp->dn_ident)->di_kind != DT_IDENT_FUNC) {
dnerror(dnp, D_CG_EXPR, "%s %s( ) may not be "
"called from a D expression (D program "
@ -1801,6 +1837,15 @@ dt_cg_node(dt_node_t *dnp, dt_irlist_t *dlp, dt_regset_t *drp)
dt_idkind_name(idp->di_kind), idp->di_name);
}
switch (idp->di_id) {
case DIF_SUBR_TYPEREF:
dt_cg_func_typeref(dtp, dnp);
break;
default:
break;
}
dt_cg_arglist(dnp->dn_ident, dnp->dn_args, dlp, drp);
if ((dnp->dn_reg = dt_regset_alloc(drp)) == -1)
@ -1813,6 +1858,7 @@ dt_cg_node(dt_node_t *dnp, dt_irlist_t *dlp, dt_regset_t *drp)
dt_cg_node_alloc(DT_LBL_NONE, instr));
break;
}
case DT_NODE_VAR:
if (dnp->dn_ident->di_kind == DT_IDENT_XLSOU ||

View File

@ -32,7 +32,9 @@
#include <limits.h>
#include <assert.h>
#include <ctype.h>
#if defined(sun)
#include <alloca.h>
#endif
#include <dt_impl.h>
#define DT_MASK_LO 0x00000000FFFFFFFFULL
@ -710,7 +712,7 @@ dt_print_stddev(dtrace_hdl_t *dtp, FILE *fp, caddr_t addr,
/*ARGSUSED*/
int
dt_print_bytes(dtrace_hdl_t *dtp, FILE *fp, caddr_t addr,
size_t nbytes, int width, int quiet)
size_t nbytes, int width, int quiet, int raw)
{
/*
* If the byte stream is a series of printable characters, followed by
@ -723,7 +725,7 @@ dt_print_bytes(dtrace_hdl_t *dtp, FILE *fp, caddr_t addr,
if (nbytes == 0)
return (0);
if (dtp->dt_options[DTRACEOPT_RAWBYTES] != DTRACEOPT_UNSET)
if (raw || dtp->dt_options[DTRACEOPT_RAWBYTES] != DTRACEOPT_UNSET)
goto raw;
for (i = 0; i < nbytes; i++) {
@ -858,7 +860,7 @@ dt_print_stack(dtrace_hdl_t *dtp, FILE *fp, const char *format,
return (dt_set_errno(dtp, EDT_BADSTACKPC));
}
if (pc == NULL)
if (pc == 0)
break;
addr += size;
@ -946,15 +948,23 @@ dt_print_ustack(dtrace_hdl_t *dtp, FILE *fp, const char *format,
if (P != NULL)
dt_proc_lock(dtp, P); /* lock handle while we perform lookups */
for (i = 0; i < depth && pc[i] != NULL; i++) {
for (i = 0; i < depth && pc[i] != 0; i++) {
const prmap_t *map;
if ((err = dt_printf(dtp, fp, "%*s", indent, "")) < 0)
break;
#if defined(sun)
if (P != NULL && Plookup_by_addr(P, pc[i],
#else
if (P != NULL && proc_addr2sym(P, pc[i],
#endif
name, sizeof (name), &sym) == 0) {
#if defined(sun)
(void) Pobjname(P, pc[i], objname, sizeof (objname));
#else
(void) proc_objname(P, pc[i], objname, sizeof (objname));
#endif
if (pc[i] > sym.st_value) {
(void) snprintf(c, sizeof (c),
@ -965,8 +975,12 @@ dt_print_ustack(dtrace_hdl_t *dtp, FILE *fp, const char *format,
"%s`%s", dt_basename(objname), name);
}
} else if (str != NULL && str[0] != '\0' && str[0] != '@' &&
#if defined(sun)
(P != NULL && ((map = Paddr_to_map(P, pc[i])) == NULL ||
(map->pr_mflags & MA_WRITE)))) {
#else
(P != NULL && ((map = proc_addr2map(P, pc[i])) == NULL))) {
#endif
/*
* If the current string pointer in the string table
* does not point to an empty string _and_ the program
@ -982,8 +996,12 @@ dt_print_ustack(dtrace_hdl_t *dtp, FILE *fp, const char *format,
*/
(void) snprintf(c, sizeof (c), "%s", str);
} else {
#if defined(sun)
if (P != NULL && Pobjname(P, pc[i], objname,
sizeof (objname)) != NULL) {
#else
if (P != NULL && proc_objname(P, pc[i], objname,
#endif
sizeof (objname)) != 0) {
(void) snprintf(c, sizeof (c), "%s`0x%llx",
dt_basename(objname), (u_longlong_t)pc[i]);
} else {
@ -1052,7 +1070,11 @@ dt_print_usym(dtrace_hdl_t *dtp, FILE *fp, caddr_t addr, dtrace_actkind_t act)
dt_proc_lock(dtp, P);
#if defined(sun)
if (Plookup_by_addr(P, pc, NULL, 0, &sym) == 0)
#else
if (proc_addr2sym(P, pc, NULL, 0, &sym) == 0)
#endif
pc = sym.st_value;
dt_proc_unlock(dtp, P);
@ -1095,7 +1117,11 @@ dt_print_umod(dtrace_hdl_t *dtp, FILE *fp, const char *format, caddr_t addr)
if (P != NULL)
dt_proc_lock(dtp, P); /* lock handle while we perform lookups */
if (P != NULL && Pobjname(P, pc, objname, sizeof (objname)) != NULL) {
#if defined(sun)
if (P != NULL && Pobjname(P, pc, objname, sizeof (objname)) != 0) {
#else
if (P != NULL && proc_objname(P, pc, objname, sizeof (objname)) != 0) {
#endif
(void) snprintf(c, sizeof (c), "%s", dt_basename(objname));
} else {
(void) snprintf(c, sizeof (c), "0x%llx", (u_longlong_t)pc);
@ -1111,6 +1137,314 @@ dt_print_umod(dtrace_hdl_t *dtp, FILE *fp, const char *format, caddr_t addr)
return (err);
}
int
dt_print_memory(dtrace_hdl_t *dtp, FILE *fp, caddr_t addr)
{
int quiet = (dtp->dt_options[DTRACEOPT_QUIET] != DTRACEOPT_UNSET);
size_t nbytes = *((uintptr_t *) addr);
return (dt_print_bytes(dtp, fp, addr + sizeof(uintptr_t),
nbytes, 50, quiet, 1));
}
typedef struct dt_type_cbdata {
dtrace_hdl_t *dtp;
dtrace_typeinfo_t dtt;
caddr_t addr;
caddr_t addrend;
const char *name;
int f_type;
int indent;
int type_width;
int name_width;
FILE *fp;
} dt_type_cbdata_t;
static int dt_print_type_data(dt_type_cbdata_t *, ctf_id_t);
static int
dt_print_type_member(const char *name, ctf_id_t type, ulong_t off, void *arg)
{
dt_type_cbdata_t cbdata;
dt_type_cbdata_t *cbdatap = arg;
ssize_t ssz;
if ((ssz = ctf_type_size(cbdatap->dtt.dtt_ctfp, type)) <= 0)
return (0);
off /= 8;
cbdata = *cbdatap;
cbdata.name = name;
cbdata.addr += off;
cbdata.addrend = cbdata.addr + ssz;
return (dt_print_type_data(&cbdata, type));
}
static int
dt_print_type_width(const char *name, ctf_id_t type, ulong_t off, void *arg)
{
char buf[DT_TYPE_NAMELEN];
char *p;
dt_type_cbdata_t *cbdatap = arg;
size_t sz = strlen(name);
ctf_type_name(cbdatap->dtt.dtt_ctfp, type, buf, sizeof (buf));
if ((p = strchr(buf, '[')) != NULL)
p[-1] = '\0';
else
p = "";
sz += strlen(p);
if (sz > cbdatap->name_width)
cbdatap->name_width = sz;
sz = strlen(buf);
if (sz > cbdatap->type_width)
cbdatap->type_width = sz;
return (0);
}
static int
dt_print_type_data(dt_type_cbdata_t *cbdatap, ctf_id_t type)
{
caddr_t addr = cbdatap->addr;
caddr_t addrend = cbdatap->addrend;
char buf[DT_TYPE_NAMELEN];
char *p;
int cnt = 0;
uint_t kind = ctf_type_kind(cbdatap->dtt.dtt_ctfp, type);
ssize_t ssz = ctf_type_size(cbdatap->dtt.dtt_ctfp, type);
ctf_type_name(cbdatap->dtt.dtt_ctfp, type, buf, sizeof (buf));
if ((p = strchr(buf, '[')) != NULL)
p[-1] = '\0';
else
p = "";
if (cbdatap->f_type) {
int type_width = roundup(cbdatap->type_width + 1, 4);
int name_width = roundup(cbdatap->name_width + 1, 4);
name_width -= strlen(cbdatap->name);
dt_printf(cbdatap->dtp, cbdatap->fp, "%*s%-*s%s%-*s = ",cbdatap->indent * 4,"",type_width,buf,cbdatap->name,name_width,p);
}
while (addr < addrend) {
dt_type_cbdata_t cbdata;
ctf_arinfo_t arinfo;
ctf_encoding_t cte;
uintptr_t *up;
void *vp = addr;
cbdata = *cbdatap;
cbdata.name = "";
cbdata.addr = addr;
cbdata.addrend = addr + ssz;
cbdata.f_type = 0;
cbdata.indent++;
cbdata.type_width = 0;
cbdata.name_width = 0;
if (cnt > 0)
dt_printf(cbdatap->dtp, cbdatap->fp, "%*s", cbdatap->indent * 4,"");
switch (kind) {
case CTF_K_INTEGER:
if (ctf_type_encoding(cbdatap->dtt.dtt_ctfp, type, &cte) != 0)
return (-1);
if ((cte.cte_format & CTF_INT_SIGNED) != 0)
switch (cte.cte_bits) {
case 8:
if (isprint(*((char *) vp)))
dt_printf(cbdatap->dtp, cbdatap->fp, "'%c', ", *((char *) vp));
dt_printf(cbdatap->dtp, cbdatap->fp, "%d (0x%x);\n", *((char *) vp), *((char *) vp));
break;
case 16:
dt_printf(cbdatap->dtp, cbdatap->fp, "%hd (0x%hx);\n", *((short *) vp), *((u_short *) vp));
break;
case 32:
dt_printf(cbdatap->dtp, cbdatap->fp, "%d (0x%x);\n", *((int *) vp), *((u_int *) vp));
break;
case 64:
dt_printf(cbdatap->dtp, cbdatap->fp, "%jd (0x%jx);\n", *((long long *) vp), *((unsigned long long *) vp));
break;
default:
dt_printf(cbdatap->dtp, cbdatap->fp, "CTF_K_INTEGER: format %x offset %u bits %u\n",cte.cte_format,cte.cte_offset,cte.cte_bits);
break;
}
else
switch (cte.cte_bits) {
case 8:
dt_printf(cbdatap->dtp, cbdatap->fp, "%u (0x%x);\n", *((uint8_t *) vp) & 0xff, *((uint8_t *) vp) & 0xff);
break;
case 16:
dt_printf(cbdatap->dtp, cbdatap->fp, "%hu (0x%hx);\n", *((u_short *) vp), *((u_short *) vp));
break;
case 32:
dt_printf(cbdatap->dtp, cbdatap->fp, "%u (0x%x);\n", *((u_int *) vp), *((u_int *) vp));
break;
case 64:
dt_printf(cbdatap->dtp, cbdatap->fp, "%ju (0x%jx);\n", *((unsigned long long *) vp), *((unsigned long long *) vp));
break;
default:
dt_printf(cbdatap->dtp, cbdatap->fp, "CTF_K_INTEGER: format %x offset %u bits %u\n",cte.cte_format,cte.cte_offset,cte.cte_bits);
break;
}
break;
case CTF_K_FLOAT:
dt_printf(cbdatap->dtp, cbdatap->fp, "CTF_K_FLOAT: format %x offset %u bits %u\n",cte.cte_format,cte.cte_offset,cte.cte_bits);
break;
case CTF_K_POINTER:
dt_printf(cbdatap->dtp, cbdatap->fp, "%p;\n", *((void **) addr));
break;
case CTF_K_ARRAY:
if (ctf_array_info(cbdatap->dtt.dtt_ctfp, type, &arinfo) != 0)
return (-1);
dt_printf(cbdatap->dtp, cbdatap->fp, "{\n%*s",cbdata.indent * 4,"");
dt_print_type_data(&cbdata, arinfo.ctr_contents);
dt_printf(cbdatap->dtp, cbdatap->fp, "%*s};\n",cbdatap->indent * 4,"");
break;
case CTF_K_FUNCTION:
dt_printf(cbdatap->dtp, cbdatap->fp, "CTF_K_FUNCTION:\n");
break;
case CTF_K_STRUCT:
cbdata.f_type = 1;
if (ctf_member_iter(cbdatap->dtt.dtt_ctfp, type,
dt_print_type_width, &cbdata) != 0)
return (-1);
dt_printf(cbdatap->dtp, cbdatap->fp, "{\n");
if (ctf_member_iter(cbdatap->dtt.dtt_ctfp, type,
dt_print_type_member, &cbdata) != 0)
return (-1);
dt_printf(cbdatap->dtp, cbdatap->fp, "%*s};\n",cbdatap->indent * 4,"");
break;
case CTF_K_UNION:
cbdata.f_type = 1;
if (ctf_member_iter(cbdatap->dtt.dtt_ctfp, type,
dt_print_type_width, &cbdata) != 0)
return (-1);
dt_printf(cbdatap->dtp, cbdatap->fp, "{\n");
if (ctf_member_iter(cbdatap->dtt.dtt_ctfp, type,
dt_print_type_member, &cbdata) != 0)
return (-1);
dt_printf(cbdatap->dtp, cbdatap->fp, "%*s};\n",cbdatap->indent * 4,"");
break;
case CTF_K_ENUM:
dt_printf(cbdatap->dtp, cbdatap->fp, "%s;\n", ctf_enum_name(cbdatap->dtt.dtt_ctfp, type, *((int *) vp)));
break;
case CTF_K_TYPEDEF:
dt_print_type_data(&cbdata, ctf_type_reference(cbdatap->dtt.dtt_ctfp,type));
break;
case CTF_K_VOLATILE:
if (cbdatap->f_type)
dt_printf(cbdatap->dtp, cbdatap->fp, "volatile ");
dt_print_type_data(&cbdata, ctf_type_reference(cbdatap->dtt.dtt_ctfp,type));
break;
case CTF_K_CONST:
if (cbdatap->f_type)
dt_printf(cbdatap->dtp, cbdatap->fp, "const ");
dt_print_type_data(&cbdata, ctf_type_reference(cbdatap->dtt.dtt_ctfp,type));
break;
case CTF_K_RESTRICT:
if (cbdatap->f_type)
dt_printf(cbdatap->dtp, cbdatap->fp, "restrict ");
dt_print_type_data(&cbdata, ctf_type_reference(cbdatap->dtt.dtt_ctfp,type));
break;
default:
break;
}
addr += ssz;
cnt++;
}
return (0);
}
static int
dt_print_type(dtrace_hdl_t *dtp, FILE *fp, caddr_t addr)
{
caddr_t addrend;
char *p;
dtrace_typeinfo_t dtt;
dt_type_cbdata_t cbdata;
int num = 0;
int quiet = (dtp->dt_options[DTRACEOPT_QUIET] != DTRACEOPT_UNSET);
ssize_t ssz;
if (!quiet)
dt_printf(dtp, fp, "\n");
/* Get the total number of bytes of data buffered. */
size_t nbytes = *((uintptr_t *) addr);
addr += sizeof(uintptr_t);
/*
* Get the size of the type so that we can check that it matches
* the CTF data we look up and so that we can figure out how many
* type elements are buffered.
*/
size_t typs = *((uintptr_t *) addr);
addr += sizeof(uintptr_t);
/*
* Point to the type string in the buffer. Get it's string
* length and round it up to become the offset to the start
* of the buffered type data which we would like to be aligned
* for easy access.
*/
char *strp = (char *) addr;
int offset = roundup(strlen(strp) + 1, sizeof(uintptr_t));
/*
* The type string might have a format such as 'int [20]'.
* Check if there is an array dimension present.
*/
if ((p = strchr(strp, '[')) != NULL) {
/* Strip off the array dimension. */
*p++ = '\0';
for (; *p != '\0' && *p != ']'; p++)
num = num * 10 + *p - '0';
} else
/* No array dimension, so default. */
num = 1;
/* Lookup the CTF type from the type string. */
if (dtrace_lookup_by_type(dtp, DTRACE_OBJ_EVERY, strp, &dtt) < 0)
return (-1);
/* Offset the buffer address to the start of the data... */
addr += offset;
ssz = ctf_type_size(dtt.dtt_ctfp, dtt.dtt_type);
if (typs != ssz) {
printf("Expected type size from buffer (%lu) to match type size looked up now (%ld)\n", (u_long) typs, (long) ssz);
return (-1);
}
cbdata.dtp = dtp;
cbdata.dtt = dtt;
cbdata.name = "";
cbdata.addr = addr;
cbdata.addrend = addr + nbytes;
cbdata.indent = 1;
cbdata.f_type = 1;
cbdata.type_width = 0;
cbdata.name_width = 0;
cbdata.fp = fp;
return (dt_print_type_data(&cbdata, dtt.dtt_type));
}
static int
dt_print_sym(dtrace_hdl_t *dtp, FILE *fp, const char *format, caddr_t addr)
{
@ -1430,7 +1764,7 @@ dt_print_datum(dtrace_hdl_t *dtp, FILE *fp, dtrace_recdesc_t *rec,
(uint32_t)normal);
break;
default:
err = dt_print_bytes(dtp, fp, addr, size, 50, 0);
err = dt_print_bytes(dtp, fp, addr, size, 50, 0, 0);
break;
}
@ -1805,6 +2139,18 @@ dt_consume_cpu(dtrace_hdl_t *dtp, FILE *fp, int cpu, dtrace_bufdesc_t *buf,
goto nextrec;
}
if (act == DTRACEACT_PRINTM) {
if (dt_print_memory(dtp, fp, addr) < 0)
return (-1);
goto nextrec;
}
if (act == DTRACEACT_PRINTT) {
if (dt_print_type(dtp, fp, addr) < 0)
return (-1);
goto nextrec;
}
if (DTRACEACT_ISPRINTFLIKE(act)) {
void *fmtdata;
int (*func)(dtrace_hdl_t *, FILE *, void *,
@ -1935,7 +2281,7 @@ dt_consume_cpu(dtrace_hdl_t *dtp, FILE *fp, int cpu, dtrace_bufdesc_t *buf,
break;
default:
n = dt_print_bytes(dtp, fp, addr,
rec->dtrd_size, 33, quiet);
rec->dtrd_size, 33, quiet, 0);
break;
}
@ -2064,13 +2410,20 @@ dt_consume_begin(dtrace_hdl_t *dtp, FILE *fp, dtrace_bufdesc_t *buf,
dt_begin_t begin;
processorid_t cpu = dtp->dt_beganon;
dtrace_bufdesc_t nbuf;
#if !defined(sun)
dtrace_bufdesc_t *pbuf;
#endif
int rval, i;
static int max_ncpus;
dtrace_optval_t size;
dtp->dt_beganon = -1;
#if defined(sun)
if (dt_ioctl(dtp, DTRACEIOC_BUFSNAP, buf) == -1) {
#else
if (dt_ioctl(dtp, DTRACEIOC_BUFSNAP, &buf) == -1) {
#endif
/*
* We really don't expect this to fail, but it is at least
* technically possible for this to fail with ENOENT. In this
@ -2132,7 +2485,12 @@ dt_consume_begin(dtrace_hdl_t *dtp, FILE *fp, dtrace_bufdesc_t *buf,
if (i == cpu)
continue;
#if defined(sun)
if (dt_ioctl(dtp, DTRACEIOC_BUFSNAP, &nbuf) == -1) {
#else
pbuf = &nbuf;
if (dt_ioctl(dtp, DTRACEIOC_BUFSNAP, &pbuf) == -1) {
#endif
/*
* If we failed with ENOENT, it may be because the
* CPU was unconfigured -- this is okay. Any other
@ -2239,7 +2597,11 @@ dtrace_consume(dtrace_hdl_t *dtp, FILE *fp,
if (dtp->dt_stopped && (i == dtp->dt_endedon))
continue;
#if defined(sun)
if (dt_ioctl(dtp, DTRACEIOC_BUFSNAP, buf) == -1) {
#else
if (dt_ioctl(dtp, DTRACEIOC_BUFSNAP, &buf) == -1) {
#endif
/*
* If we failed with ENOENT, it may be because the
* CPU was unconfigured -- this is okay. Any other
@ -2260,7 +2622,11 @@ dtrace_consume(dtrace_hdl_t *dtp, FILE *fp,
buf->dtbd_cpu = dtp->dt_endedon;
#if defined(sun)
if (dt_ioctl(dtp, DTRACEIOC_BUFSNAP, buf) == -1) {
#else
if (dt_ioctl(dtp, DTRACEIOC_BUFSNAP, &buf) == -1) {
#endif
/*
* This _really_ shouldn't fail, but it is strictly speaking
* possible for this to return ENOENT if the CPU that called