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-rw-r--r--erts/emulator/beam/bif.c2
-rw-r--r--erts/emulator/beam/erl_alloc.c6
-rw-r--r--erts/emulator/beam/erl_bif_os.c2
-rw-r--r--erts/emulator/beam/erl_db_util.c10
-rw-r--r--erts/emulator/beam/erl_mtrace.c2
-rw-r--r--erts/emulator/beam/erl_process.c2
-rw-r--r--erts/emulator/beam/erl_process_dump.c2
-rw-r--r--erts/emulator/beam/erl_term.c2
-rw-r--r--erts/emulator/beam/external.c4
-rw-r--r--erts/emulator/beam/sys.h4
-rw-r--r--erts/emulator/drivers/win32/registry_drv.c2
-rw-r--r--erts/emulator/sys/unix/sys.c26
-rw-r--r--erts/emulator/sys/unix/sys_float.c8
-rwxr-xr-xerts/emulator/sys/win32/sys.c7
-rw-r--r--erts/emulator/sys/win32/sys_float.c8
-rw-r--r--erts/epmd/src/epmd.c2
-rw-r--r--erts/epmd/src/epmd_srv.c7
-rw-r--r--erts/etc/common/inet_gethost.c12
18 files changed, 57 insertions, 51 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index 66f4259d20..1cdce49eef 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -2844,7 +2844,7 @@ BIF_RETTYPE float_to_list_1(BIF_ALIST_1)
if (is_not_float(BIF_ARG_1))
BIF_ERROR(BIF_P, BADARG);
GET_DOUBLE(BIF_ARG_1, f);
- if ((i = sys_double_to_chars(f.fd, fbuf)) <= 0)
+ if ((i = sys_double_to_chars(f.fd, fbuf, sizeof(fbuf))) <= 0)
BIF_ERROR(BIF_P, EXC_INTERNAL_ERROR);
need = i*2;
hp = HAlloc(BIF_P, need);
diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c
index ba73ca6da7..3eee53eba3 100644
--- a/erts/emulator/beam/erl_alloc.c
+++ b/erts/emulator/beam/erl_alloc.c
@@ -1675,7 +1675,7 @@ erts_alc_fatal_error(int error, int func, ErtsAlcType_t n, ...)
t_str = type_no_str(n);
if (!t_str) {
- sprintf(buf, "%d", (int) n);
+ erts_snprintf(buf, sizeof(buf), "%d", (int) n);
t_str = buf;
}
@@ -3572,12 +3572,12 @@ check_memory_fence(void *ptr, Uint *size, ErtsAlcType_t n, int func)
ftype = type_no_str(found_type);
if (!ftype) {
- sprintf(fbuf, "%d", (int) found_type);
+ erts_snprintf(fbuf, sizeof(fbuf), "%d", (int) found_type);
ftype = fbuf;
}
otype = type_no_str(n);
if (!otype) {
- sprintf(obuf, "%d", (int) n);
+ erts_snprintf(obuf, sizeof(obuf), "%d", (int) n);
otype = obuf;
}
diff --git a/erts/emulator/beam/erl_bif_os.c b/erts/emulator/beam/erl_bif_os.c
index 831e05493a..1062d4379b 100644
--- a/erts/emulator/beam/erl_bif_os.c
+++ b/erts/emulator/beam/erl_bif_os.c
@@ -58,7 +58,7 @@ BIF_RETTYPE os_getpid_0(BIF_ALIST_0)
char pid_string[21]; /* enough for a 64 bit number */
int n;
Eterm* hp;
- sys_get_pid(pid_string); /* In sys.c */
+ sys_get_pid(pid_string, sizeof(pid_string)); /* In sys.c */
n = sys_strlen(pid_string);
hp = HAlloc(BIF_P, n*2);
BIF_RET(buf_to_intlist(&hp, pid_string, n, NIL));
diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c
index 42907e2e84..0c9ca83ce4 100644
--- a/erts/emulator/beam/erl_db_util.c
+++ b/erts/emulator/beam/erl_db_util.c
@@ -2480,7 +2480,7 @@ Eterm db_format_dmc_err_info(Process *p, DMCErrInfo *ei)
vnum = tmp->variable;
}
if (vnum >= 0)
- sprintf(buff,tmp->error_string, vnum);
+ erts_snprintf(buff,sizeof(buff)+20,tmp->error_string, vnum);
else
strcpy(buff,tmp->error_string);
sl = strlen(buff);
@@ -4485,7 +4485,9 @@ static DMCRet dmc_fun(DMCContext *context,
if (context->err_info != NULL) {
/* Ugly, should define a better RETURN_TERM_ERROR interface... */
char buff[100];
- sprintf(buff, "Function %%T/%d does_not_exist.", (int)a - 1);
+ erts_snprintf(buff, sizeof(buff),
+ "Function %%T/%d does_not_exist.",
+ (int)a - 1);
RETURN_TERM_ERROR(buff, p[1], context, *constant);
} else {
return retFail;
@@ -4500,7 +4502,7 @@ static DMCRet dmc_fun(DMCContext *context,
if (context->err_info != NULL) {
/* Ugly, should define a better RETURN_TERM_ERROR interface... */
char buff[100];
- sprintf(buff,
+ erts_snprintf(buff, sizeof(buff),
"Function %%T/%d cannot be called in this context.",
(int)a - 1);
RETURN_TERM_ERROR(buff, p[1], context, *constant);
@@ -4764,7 +4766,7 @@ static int match_compact(ErlHeapFragment *expr, DMCErrInfo *err_info)
for (j = 0; j < x && DMC_PEEK(heap,j) != n; ++j)
;
ASSERT(j < x);
- sprintf(buff+1,"%u", (unsigned) j);
+ erts_snprintf(buff+1, sizeof(buff) - 1, "%u", (unsigned) j);
/* Yes, writing directly into terms, they ARE off heap */
*p = am_atom_put(buff, strlen(buff));
}
diff --git a/erts/emulator/beam/erl_mtrace.c b/erts/emulator/beam/erl_mtrace.c
index 358c67bf20..5a6fb8589f 100644
--- a/erts/emulator/beam/erl_mtrace.c
+++ b/erts/emulator/beam/erl_mtrace.c
@@ -611,7 +611,7 @@ void erts_mtrace_init(char *receiver, char *nodename)
if (erts_sock_gethostname(hostname, MAXHOSTNAMELEN) != 0)
hostname[0] = '\0';
hostname[MAXHOSTNAMELEN-1] = '\0';
- sys_get_pid(pid);
+ sys_get_pid(pid, sizeof(pid));
write_trace_header(nodename ? nodename : "", pid, hostname);
erts_mtrace_update_heap_size();
}
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index c58bf40435..ddc43e621d 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -9453,7 +9453,7 @@ stack_element_dump(int to, void *to_arg, Process* p, Eterm* sp, int yreg)
erts_print(to, to_arg, "\n%p ", sp);
} else {
char sbuf[16];
- sprintf(sbuf, "y(%d)", yreg);
+ erts_snprintf(sbuf, sizeof(sbuf), "y(%d)", yreg);
erts_print(to, to_arg, "%-8s ", sbuf);
yreg++;
}
diff --git a/erts/emulator/beam/erl_process_dump.c b/erts/emulator/beam/erl_process_dump.c
index 964dc1ae3e..542c5ed0d9 100644
--- a/erts/emulator/beam/erl_process_dump.c
+++ b/erts/emulator/beam/erl_process_dump.c
@@ -323,7 +323,7 @@ heap_dump(int to, void *to_arg, Eterm x)
int i;
GET_DOUBLE_DATA((ptr+1), f);
- i = sys_double_to_chars(f.fd, (char*) sbuf);
+ i = sys_double_to_chars(f.fd, (char*) sbuf, sizeof(sbuf));
sys_memset(sbuf+i, 0, 31-i);
erts_print(to, to_arg, "F%X:%s\n", i, sbuf);
*ptr = OUR_NIL;
diff --git a/erts/emulator/beam/erl_term.c b/erts/emulator/beam/erl_term.c
index f77e8b798f..bf7774f882 100644
--- a/erts/emulator/beam/erl_term.c
+++ b/erts/emulator/beam/erl_term.c
@@ -105,7 +105,7 @@ unsigned tag_val_def(Wterm x)
break;
}
}
- sprintf(msg, "tag_val_def: %#lx", (unsigned long) x);
+ erts_snprintf(msg, sizeof(msg), "tag_val_def: %#lx", (unsigned long) x);
et_abort(msg, file, line);
#undef file
#undef line
diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c
index 16a987472a..ab1065aaa1 100644
--- a/erts/emulator/beam/external.c
+++ b/erts/emulator/beam/external.c
@@ -1850,8 +1850,8 @@ enc_term(ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, Uint32 dflags,
} else {
*ep++ = FLOAT_EXT;
- /* now the sprintf which does the work */
- i = sys_double_to_chars(f.fd, (char*) ep);
+ /* now the erts_snprintf which does the work */
+ i = sys_double_to_chars(f.fd, (char*) ep, (size_t)31);
/* Don't leave garbage after the float! (Bad practice in general,
* and Purify complains.)
diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h
index 2c65ce91d1..0e6bec352e 100644
--- a/erts/emulator/beam/sys.h
+++ b/erts/emulator/beam/sys.h
@@ -691,8 +691,8 @@ void fini_getenv_state(GETENV_STATE *);
/* xxxP */
void init_sys_float(void);
int sys_chars_to_double(char*, double*);
-int sys_double_to_chars(double, char*);
-void sys_get_pid(char *);
+int sys_double_to_chars(double, char*, size_t);
+void sys_get_pid(char *, size_t);
/* erts_sys_putenv() returns, 0 on success and a value != 0 on failure. */
int erts_sys_putenv(char *key, char *value);
diff --git a/erts/emulator/drivers/win32/registry_drv.c b/erts/emulator/drivers/win32/registry_drv.c
index 1fad34e380..5b200ebd32 100644
--- a/erts/emulator/drivers/win32/registry_drv.c
+++ b/erts/emulator/drivers/win32/registry_drv.c
@@ -344,7 +344,7 @@ fix_value_result(RegPort* rp, LONG result, DWORD type,
#ifdef DEBUG
if (ok != ERROR_SUCCESS) {
char buff[256];
- sprintf(buff,"Failure in registry_drv line %d, error = %d",
+ erts_snprintf(buff, sizeof(buff), "Failure in registry_drv line %d, error = %d",
__LINE__, GetLastError());
MessageBox(NULL, buff, "Internal error", MB_OK);
ASSERT(ok == ERROR_SUCCESS);
diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index c1fa00b4ea..97756e8434 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -570,7 +570,7 @@ erl_sys_init(void)
+ 1);
child_setup_prog = erts_alloc(ERTS_ALC_T_CS_PROG_PATH, csp_path_sz);
erts_smp_atomic_add_nob(&sys_misc_mem_sz, csp_path_sz);
- sprintf(child_setup_prog,
+ erts_snprintf(child_setup_prog, csp_path_sz,
"%s%c%s",
bindir,
DIR_SEPARATOR_CHAR,
@@ -1532,12 +1532,13 @@ static ErlDrvData spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* op
}
#if !DISABLE_VFORK
}
+#define ENOUGH_BYTES (44)
else { /* Use vfork() */
char **cs_argv= erts_alloc(ERTS_ALC_T_TMP,(CS_ARGV_NO_OF_ARGS + 1)*
sizeof(char *));
- char fd_close_range[44]; /* 44 bytes are enough to */
- char dup2_op[CS_ARGV_NO_OF_DUP2_OPS][44]; /* hold any "%d:%d" string */
- /* on a 64-bit machine. */
+ char fd_close_range[ENOUGH_BYTES]; /* 44 bytes are enough to */
+ char dup2_op[CS_ARGV_NO_OF_DUP2_OPS][ENOUGH_BYTES]; /* hold any "%d:%d" string */
+ /* on a 64-bit machine. */
/* Setup argv[] for the child setup program (implemented in
erl_child_setup.c) */
@@ -1545,23 +1546,23 @@ static ErlDrvData spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* op
if (opts->use_stdio) {
if (opts->read_write & DO_READ){
/* stdout for process */
- sprintf(&dup2_op[i++][0], "%d:%d", ifd[1], 1);
+ erts_snprintf(&dup2_op[i++][0], ENOUGH_BYTES, "%d:%d", ifd[1], 1);
if(opts->redir_stderr)
/* stderr for process */
- sprintf(&dup2_op[i++][0], "%d:%d", ifd[1], 2);
+ erts_snprintf(&dup2_op[i++][0], ENOUGH_BYTES, "%d:%d", ifd[1], 2);
}
if (opts->read_write & DO_WRITE)
/* stdin for process */
- sprintf(&dup2_op[i++][0], "%d:%d", ofd[0], 0);
+ erts_snprintf(&dup2_op[i++][0], ENOUGH_BYTES, "%d:%d", ofd[0], 0);
} else { /* XXX will fail if ofd[0] == 4 (unlikely..) */
if (opts->read_write & DO_READ)
- sprintf(&dup2_op[i++][0], "%d:%d", ifd[1], 4);
+ erts_snprintf(&dup2_op[i++][0], ENOUGH_BYTES, "%d:%d", ifd[1], 4);
if (opts->read_write & DO_WRITE)
- sprintf(&dup2_op[i++][0], "%d:%d", ofd[0], 3);
+ erts_snprintf(&dup2_op[i++][0], ENOUGH_BYTES, "%d:%d", ofd[0], 3);
}
for (; i < CS_ARGV_NO_OF_DUP2_OPS; i++)
strcpy(&dup2_op[i][0], "-");
- sprintf(fd_close_range, "%d:%d", opts->use_stdio ? 3 : 5, max_files-1);
+ erts_snprintf(fd_close_range, ENOUGH_BYTES, "%d:%d", opts->use_stdio ? 3 : 5, max_files-1);
cs_argv[CS_ARGV_PROGNAME_IX] = child_setup_prog;
cs_argv[CS_ARGV_WD_IX] = opts->wd ? opts->wd : ".";
@@ -1612,6 +1613,7 @@ static ErlDrvData spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* op
}
erts_free(ERTS_ALC_T_TMP,cs_argv);
}
+#undef ENOUGH_BYTES
#endif
erts_sched_bind_atfork_parent(unbind);
@@ -2355,10 +2357,10 @@ void erts_do_break_handling(void)
** no interpretatione of this should be done by the rest of the
** emulator. The buffer should be at least 21 bytes long.
*/
-void sys_get_pid(char *buffer){
+void sys_get_pid(char *buffer, size_t buffer_size){
pid_t p = getpid();
/* Assume the pid is scalar and can rest in an unsigned long... */
- sprintf(buffer,"%lu",(unsigned long) p);
+ erts_snprintf(buffer, buffer_size, "%lu",(unsigned long) p);
}
int
diff --git a/erts/emulator/sys/unix/sys_float.c b/erts/emulator/sys/unix/sys_float.c
index 8ec7b31ce0..3fcb4d88dc 100644
--- a/erts/emulator/sys/unix/sys_float.c
+++ b/erts/emulator/sys/unix/sys_float.c
@@ -745,18 +745,18 @@ void erts_sys_unblock_fpe(int unmasked)
*/
int
-sys_double_to_chars(double fp, char *buf)
+sys_double_to_chars(double fp, char *buffer, size_t buffer_size)
{
- char *s = buf;
+ char *s = buffer;
- (void) sprintf(buf, "%.20e", fp);
+ (void) erts_snprintf(buffer, buffer_size, "%.20e", fp);
/* Search upto decimal point */
if (*s == '+' || *s == '-') s++;
while (ISDIGIT(*s)) s++;
if (*s == ',') *s++ = '.'; /* Replace ',' with '.' */
/* Scan to end of string */
while (*s) s++;
- return s-buf; /* i.e strlen(buf) */
+ return s-buffer; /* i.e strlen(buffer) */
}
/* Float conversion */
diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c
index c4e748ed3c..6c69fecbf3 100755
--- a/erts/emulator/sys/win32/sys.c
+++ b/erts/emulator/sys/win32/sys.c
@@ -2835,10 +2835,10 @@ static void stop_select(ErlDrvEvent e, void* _)
** no interpretation of this should be done by the rest of the
** emulator. The buffer should be at least 21 bytes long.
*/
-void sys_get_pid(char *buffer){
+void sys_get_pid(char *buffer, size_t buffer_size){
DWORD p = GetCurrentProcessId();
/* The pid is scalar and is an unsigned long. */
- sprintf(buffer,"%lu",(unsigned long) p);
+ erts_snprintf(buffer, buffer_size, "%lu",(unsigned long) p);
}
void
@@ -3178,7 +3178,8 @@ erl_assert_error(char* expr, char* file, int line)
{
char message[1024];
- sprintf(message, "File %hs, line %d: %hs", file, line, expr);
+ erts_snprintf(message, sizeof(message),
+ "File %hs, line %d: %hs", file, line, expr);
MessageBox(GetActiveWindow(), message, "Assertion failed",
MB_OK | MB_ICONERROR);
#if 0
diff --git a/erts/emulator/sys/win32/sys_float.c b/erts/emulator/sys/win32/sys_float.c
index 6558ad2d99..09dad89140 100644
--- a/erts/emulator/sys/win32/sys_float.c
+++ b/erts/emulator/sys/win32/sys_float.c
@@ -118,18 +118,18 @@ sys_chars_to_double(char *buf, double *fp)
*/
int
-sys_double_to_chars(double fp, char *buf)
+sys_double_to_chars(double fp, char *buffer, size_t buffer_size)
{
- char *s = buf;
+ char *s = buffer;
- (void) sprintf(buf, "%.20e", fp);
+ (void) erts_snprintf(buffer, buffer_size, "%.20e", fp);
/* Search upto decimal point */
if (*s == '+' || *s == '-') s++;
while (isdigit(*s)) s++;
if (*s == ',') *s++ = '.'; /* Replace ',' with '.' */
/* Scan to end of string */
while (*s) s++;
- return s-buf; /* i.e strlen(buf) */
+ return s-buffer; /* i.e strlen(buffer) */
}
int
diff --git a/erts/epmd/src/epmd.c b/erts/epmd/src/epmd.c
index 2267f9b12b..3577abf6ba 100644
--- a/erts/epmd/src/epmd.c
+++ b/erts/epmd/src/epmd.c
@@ -64,7 +64,7 @@ int epmd_dbg(int level,int port) /* Utility to debug epmd... */
if(port)
{
argv[argc++] = "-port";
- sprintf(ibuff,"%d",port);
+ erts_snprintf(ibuff, sizeof(ibuff), "%d",port);
argv[argc++] = ibuff;
}
argv[argc] = NULL;
diff --git a/erts/epmd/src/epmd_srv.c b/erts/epmd/src/epmd_srv.c
index da575affa1..36565b7438 100644
--- a/erts/epmd/src/epmd_srv.c
+++ b/erts/epmd/src/epmd_srv.c
@@ -23,6 +23,7 @@
#endif
#include "epmd.h" /* Renamed from 'epmd_r4.h' */
#include "epmd_int.h"
+#include "erl_printf.h" /* erts_snprintf */
#ifndef INADDR_NONE
# define INADDR_NONE 0xffffffff
@@ -633,7 +634,7 @@ static void do_request(g, fd, s, buf, bsize)
/* CAREFUL!!! These are parsed by "erl_epmd.erl" so a slight
change in syntax will break < OTP R3A */
- sprintf(wbuf,"name %s at port %d\n",node->symname, node->port);
+ erts_snprintf(wbuf, sizeof(wbuf), "name %s at port %d\n",node->symname, node->port);
len = strlen(wbuf);
if (reply(g, fd, wbuf, len) != len)
{
@@ -669,7 +670,7 @@ static void do_request(g, fd, s, buf, bsize)
/* CAREFUL!!! These are parsed by "erl_epmd.erl" so a slight
change in syntax will break < OTP R3A */
- sprintf(wbuf,"active name <%s> at port %d, fd = %d\n",
+ erts_snprintf(wbuf, sizeof(wbuf), "active name <%s> at port %d, fd = %d\n",
node->symname, node->port, node->fd);
len = strlen(wbuf) + 1;
if (reply(g, fd,wbuf,len) != len)
@@ -686,7 +687,7 @@ static void do_request(g, fd, s, buf, bsize)
/* CAREFUL!!! These are parsed by "erl_epmd.erl" so a slight
change in syntax will break < OTP R3A */
- sprintf(wbuf,"old/unused name <%s>, port = %d, fd = %d \n",
+ erts_snprintf(wbuf, sizeof(wbuf), "old/unused name <%s>, port = %d, fd = %d \n",
node->symname,node->port, node->fd);
len = strlen(wbuf) + 1;
if (reply(g, fd,wbuf,len) != len)
diff --git a/erts/etc/common/inet_gethost.c b/erts/etc/common/inet_gethost.c
index e923233ce9..b9a0e6bde3 100644
--- a/erts/etc/common/inet_gethost.c
+++ b/erts/etc/common/inet_gethost.c
@@ -2522,7 +2522,7 @@ static char *format_address(int siz, AddrByte *addr)
*buff='\0';
if (siz <= 4) {
while(siz--) {
- sprintf(tmp,"%d",(int) *addr++);
+ erts_snprintf(tmp, sizeof(tmp), "%d",(int) *addr++);
strcat(buff,tmp);
if(siz) {
strcat(buff,".");
@@ -2531,7 +2531,7 @@ static char *format_address(int siz, AddrByte *addr)
return buff;
}
while(siz--) {
- sprintf(tmp,"%02x",(int) *addr++);
+ erts_snprintf(tmp, sizeof(tmp), "%02x",(int) *addr++);
strcat(buff,tmp);
if(siz) {
strcat(buff,":");
@@ -2548,9 +2548,9 @@ static void debugf(char *format, ...)
va_start(ap,format);
#ifdef WIN32
- sprintf(buff,"%s[%d] (DEBUG):",program_name,(int) GetCurrentThreadId());
+ erts_snprintf(buff, sizeof(buff), "%s[%d] (DEBUG):",program_name,(int) GetCurrentThreadId());
#else
- sprintf(buff,"%s[%d] (DEBUG):",program_name,(int) getpid());
+ erts_snprintf(buff, sizeof(buff), "%s[%d] (DEBUG):",program_name,(int) getpid());
#endif
ptr = buff + strlen(buff);
erts_vsnprintf(ptr,sizeof(buff)-strlen(buff)-2,format,ap);
@@ -2574,7 +2574,7 @@ static void warning(char *format, ...)
va_list ap;
va_start(ap,format);
- sprintf(buff,"%s[%d]: WARNING:",program_name, (int) getpid());
+ erts_snprintf(buff, sizeof(buff), "%s[%d]: WARNING:",program_name, (int) getpid());
ptr = buff + strlen(buff);
erts_vsnprintf(ptr,sizeof(buff)-strlen(buff)-2,format,ap);
strcat(ptr,"\r\n");
@@ -2597,7 +2597,7 @@ static void fatal(char *format, ...)
va_list ap;
va_start(ap,format);
- sprintf(buff,"%s[%d]: FATAL ERROR:",program_name, (int) getpid());
+ erts_snprintf(buff, sizeof(buff), "%s[%d]: FATAL ERROR:",program_name, (int) getpid());
ptr = buff + strlen(buff);
erts_vsnprintf(ptr,sizeof(buff)-strlen(buff)-2,format,ap);
strcat(ptr,"\r\n");
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 23:18:27 +0000