173 lines
2.4 KiB
C
173 lines
2.4 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Client
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* Memory Utils
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*
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* Copyright 2009-2011 Jay Sorg
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <freerdp/utils/memory.h>
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/**
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* Allocate memory.
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* @param size
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*/
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void* xmalloc(size_t size)
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{
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void* mem;
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if (size < 1)
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size = 1;
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mem = malloc(size);
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if (mem == NULL)
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{
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perror("xmalloc");
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printf("xmalloc: failed to allocate memory of size: %d\n", (int) size);
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}
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return mem;
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}
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/**
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* Allocate memory initialized to zero.
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* @param size
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*/
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void* xzalloc(size_t size)
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{
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void* mem;
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if (size < 1)
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size = 1;
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mem = calloc(1, size);
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if (mem == NULL)
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{
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perror("xzalloc");
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printf("xzalloc: failed to allocate memory of size: %d\n", (int) size);
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}
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return mem;
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}
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/**
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* Reallocate memory.
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* @param ptr
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* @param size
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*/
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void* xrealloc(void* ptr, size_t size)
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{
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void* mem;
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if (size < 1)
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size = 1;
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mem = realloc(ptr, size);
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if (mem == NULL)
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perror("xrealloc");
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return mem;
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}
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/**
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* Free memory.
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* @param mem
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*/
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void xfree(void* ptr)
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{
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if (ptr != NULL)
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free(ptr);
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}
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/**
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* Duplicate a string in memory.
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* @param str
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* @return
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*/
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char* xstrdup(const char* str)
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{
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char* mem;
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if (str == NULL)
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return NULL;
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#ifdef _WIN32
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mem = _strdup(str);
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#else
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mem = strdup(str);
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#endif
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if (mem == NULL)
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perror("strdup");
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return mem;
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}
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/**
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* Duplicate a string in memory.
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* @param wstr
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* @return
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*/
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wchar_t* xwcsdup(const wchar_t* wstr)
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{
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wchar_t* mem;
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if (wstr == NULL)
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return NULL;
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#ifdef _WIN32
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mem = _wcsdup(wstr);
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#else
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mem = wcsdup(wstr);
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#endif
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if (mem == NULL)
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perror("wstrdup");
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return mem;
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}
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char* xstrtoup(const char* str)
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{
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char* out;
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char* p;
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int c;
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out = xstrdup(str);
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if(out != NULL)
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{
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p = out;
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while(*p != '\0')
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{
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c = toupper((unsigned char)*p);
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*p++ = (char)c;
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}
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return out;
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}
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else
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return NULL;
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}
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