Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
       2             :  * vim: set ts=8 sts=4 et sw=4 tw=99:
       3             :  * This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : /*
       8             :  * Portable safe sprintf code.
       9             :  *
      10             :  * Author: Kipp E.B. Hickman
      11             :  */
      12             : 
      13             : #include "jsprf.h"
      14             : 
      15             : #include "mozilla/Printf.h"
      16             : 
      17             : #include "jsalloc.h"
      18             : 
      19             : using namespace js;
      20             : 
      21             : typedef mozilla::SmprintfPolicyPointer<js::SystemAllocPolicy> JSSmprintfPointer;
      22             : 
      23        8261 : JS_PUBLIC_API(JS::UniqueChars) JS_smprintf(const char* fmt, ...)
      24             : {
      25             :     va_list ap;
      26        8261 :     va_start(ap, fmt);
      27       16521 :     JSSmprintfPointer result = mozilla::Vsmprintf<js::SystemAllocPolicy>(fmt, ap);
      28        8261 :     va_end(ap);
      29       16521 :     return JS::UniqueChars(result.release());
      30             : }
      31             : 
      32        3956 : JS_PUBLIC_API(void) JS_smprintf_free(char* mem)
      33             : {
      34        3956 :     mozilla::SmprintfFree<js::SystemAllocPolicy>(mem);
      35        3956 : }
      36             : 
      37           7 : JS_PUBLIC_API(JS::UniqueChars) JS_sprintf_append(JS::UniqueChars&& last, const char* fmt, ...)
      38             : {
      39             :     va_list ap;
      40           7 :     va_start(ap, fmt);
      41          14 :     JSSmprintfPointer lastPtr(last.release());
      42             :     JSSmprintfPointer result =
      43          14 :         mozilla::VsmprintfAppend<js::SystemAllocPolicy>(Move(lastPtr), fmt, ap);
      44           7 :     va_end(ap);
      45          14 :     return JS::UniqueChars(result.release());
      46             : }
      47             : 
      48           0 : JS_PUBLIC_API(JS::UniqueChars) JS_vsmprintf(const char* fmt, va_list ap)
      49             : {
      50           0 :     return JS::UniqueChars(mozilla::Vsmprintf<js::SystemAllocPolicy>(fmt, ap).release());
      51             : }
      52             : 
      53           0 : JS_PUBLIC_API(JS::UniqueChars) JS_vsprintf_append(JS::UniqueChars&& last,
      54             :                                                   const char* fmt, va_list ap)
      55             : {
      56           0 :     JSSmprintfPointer lastPtr(last.release());
      57           0 :     return JS::UniqueChars(mozilla::VsmprintfAppend<js::SystemAllocPolicy>(Move(lastPtr),
      58           0 :                                                                            fmt, ap).release());
      59             : }