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Diffstat (limited to 'android/utils/system.h')
| -rw-r--r-- | android/utils/system.h | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/android/utils/system.h b/android/utils/system.h deleted file mode 100644 index 804aa7d..0000000 --- a/android/utils/system.h +++ /dev/null @@ -1,161 +0,0 @@ -/* Copyright (C) 2008 The Android Open Source Project -** -** This software is licensed under the terms of the GNU General Public -** License version 2, as published by the Free Software Foundation, and -** may be copied, distributed, and modified under those terms. -** -** This program is distributed in the hope that it will be useful, -** but WITHOUT ANY WARRANTY; without even the implied warranty of -** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -** GNU General Public License for more details. -*/ -#ifndef _ANDROID_UTILS_SYSTEM_H -#define _ANDROID_UTILS_SYSTEM_H - -#include <string.h> -#include <stdint.h> - -/* the following functions perform 'checked allocations', i.e. - * they abort if there is not enough memory. - */ - -/* checked malloc, only returns NULL if size is 0 */ -void* android_alloc( size_t size ); - -/* checked calloc, only returns NULL if size is 0 */ -void* android_alloc0( size_t size ); - -/* checked realloc, only returns NULL if size if 0 */ -void* android_realloc( void* block, size_t size ); - -/* free memory block */ -void android_free( void* block ); - -/* convenience macros */ - -#define AZERO(p) memset((char*)(p),0,sizeof(*(p))) -#define ANEW(p) (p = android_alloc(sizeof(*p))) -#define ANEW0(p) (p = android_alloc0(sizeof(*p))) -#define AFREE(p) android_free(p) - -#define AMEM_ZERO(dst,size) memset((char*)(dst), 0, (size_t)(size)) -#define AMEM_COPY(dst,src,size) memcpy((char*)(dst),(const char*)(src),(size_t)(size)) -#define AMEM_MOVE(dst,src,size) memmove((char*)(dst),(const char*)(src),(size_t)(size)) - -#define AARRAY_NEW(p,count) ((p) = android_alloc(sizeof(*p)*(count))) -#define AARRAY_NEW0(p,count) ((p) = android_alloc0(sizeof(*p)*(count))) - -#define AARRAY_RENEW(p,count) ((p) = android_realloc((p),sizeof(*(p))*(count))) - -#define AARRAY_COPY(dst,src,count) AMEM_COPY(dst,src,(count)*sizeof((dst)[0])) -#define AARRAY_MOVE(dst,src,count) AMEM_MOVE(dst,src,(count)*sizeof((dst)[0])) -#define AARRAY_ZERO(dst,count) AMEM_ZERO(dst,(count)*sizeof((dst)[0])) - -#define AARRAY_STATIC_LEN(a) (sizeof((a))/sizeof((a)[0])) - -#define AINLINED static __inline__ - -/* unlike strdup(), this accepts NULL as valid input (and will return NULL then) */ -char* android_strdup(const char* src); - -#define ASTRDUP(str) android_strdup(str) - -/* used for functions that return a Posix-style status code, i.e. - * 0 means success, -1 means failure with the error code in 'errno' - */ -typedef int APosixStatus; - -/* used for functions that return or accept a boolean type */ -typedef int ABool; - -/** Stringification macro - **/ -#ifndef STRINGIFY -#define _STRINGIFY(x) #x -#define STRINGIFY(x) _STRINGIFY(x) -#endif - -/** Concatenation macros - **/ -#ifndef GLUE -#define _GLUE(x,y) x##y -#define GLUE(x,y) _GLUE(x,y) - -#define _GLUE3(x,y,z) x##y##z -#define GLUE3(x,y,z) _GLUE3(x,y,z) -#endif - -/** Handle strsep() on Win32 - **/ -#ifdef _WIN32 -# undef strsep -# define strsep win32_strsep -extern char* win32_strsep(char** pline, const char* delim); -#endif - -/** Handle strcasecmp on Windows - **/ -#ifdef _WIN32 -# define strcasecmp stricmp -#endif - -/** EINTR HANDLING - ** - ** since QEMU uses SIGALRM pretty extensively, having a system call returning - ** EINTR on Unix happens very frequently. provide a simple macro to guard against - ** this. - **/ - -#ifdef _WIN32 -# define CHECKED(ret, call) (ret) = (call) -#else -# define CHECKED(ret, call) do { (ret) = (call); } while ((ret) < 0 && errno == EINTR) -#endif - -/** SIGNAL HANDLING - ** - ** the following can be used to block SIGALRM for a given period of time. - ** use with caution, the QEMU execution loop uses SIGALRM extensively - ** - **/ -#ifdef _WIN32 -typedef struct { int dumy; } signal_state_t; -#else -#include <signal.h> -typedef struct { sigset_t old; } signal_state_t; -#endif - -extern void disable_sigalrm( signal_state_t *state ); -extern void restore_sigalrm( signal_state_t *state ); - -#ifdef _WIN32 - -#define BEGIN_NOSIGALRM \ - { - -#define END_NOSIGALRM \ - } - -#else /* !WIN32 */ - -#define BEGIN_NOSIGALRM \ - { signal_state_t __sigalrm_state; \ - disable_sigalrm( &__sigalrm_state ); - -#define END_NOSIGALRM \ - restore_sigalrm( &__sigalrm_state ); \ - } - -#endif /* !WIN32 */ - -/** TIME HANDLING - ** - ** sleep for a given time in milliseconds. note: this uses - ** disable_sigalrm()/restore_sigalrm() - **/ - -extern void sleep_ms( int timeout ); - -/* */ - -#endif /* _ANDROID_UTILS_SYSTEM_H */ |