1 // Copyright 2006 Google Inc. All Rights Reserved.
2
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6
7 // http://www.apache.org/licenses/LICENSE-2.0
8
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 #ifndef STRESSAPPTEST_SATTYPES_H_
16 #define STRESSAPPTEST_SATTYPES_H_
17
18 #include <arpa/inet.h>
19 #include <sched.h>
20 #include <stdio.h>
21 #include <stdlib.h>
22 #include <sys/types.h>
23 #include <time.h>
24 #include <string.h>
25 #include <algorithm>
26 #include <string>
27
28 #ifdef HAVE_CONFIG_H // Built using autoconf
29 #ifdef __ANDROID__
30 #include "stressapptest_config_android.h" // NOLINT
31 #else
32 #include "stressapptest_config.h" // NOLINT
33 using namespace __gnu_cxx; //NOLINT
34 #endif // __ANDROID__
35 using namespace std;
36
37 typedef signed long long int64;
38 typedef signed int int32;
39 typedef signed short int int16;
40 typedef signed char int8;
41
42 typedef unsigned long long uint64;
43 typedef unsigned int uint32;
44 typedef unsigned short uint16;
45 typedef unsigned char uint8;
46
47 #define DISALLOW_COPY_AND_ASSIGN(TypeName) \
48 TypeName(const TypeName&); \
49 void operator=(const TypeName&)
50
Timestamp()51 inline const char* Timestamp() {
52 return STRESSAPPTEST_TIMESTAMP;
53 }
54
BuildChangelist()55 inline const char* BuildChangelist() {
56 return "open source release";
57 }
58
59 static const bool kOpenSource = true;
60 #else // !HAVE_CONFIG_H
61 static const bool kOpenSource = false;
62 #include "googlesattypes.h" // NOLINT
63 #endif // HAVE_CONFIG_H
64 // Workaround to allow 32/64 bit conversion
65 // without running into strict aliasing problems.
66 union datacast_t {
67 uint64 l64;
68 struct {
69 uint32 l;
70 uint32 h;
71 } l32;
72 };
73
74
75 // File sync'd print to console and log
76 void logprintf(int priority, const char *format, ...);
77
78 // Stop the log and dump any queued lines.
79 void logstop();
80
81 // We print to stderr ourselves first in case we're in such a bad state that the
82 // logger can't work.
83 #define sat_assert(x) \
84 {\
85 if (!(x)) {\
86 logstop();\
87 fprintf(stderr, "Assertion failed at %s:%d\n", __FILE__, __LINE__);\
88 logprintf(0, "Assertion failed at %s:%d\n", __FILE__, __LINE__);\
89 exit(1);\
90 }\
91 }
92
93 #if !defined(CPU_SETSIZE)
94 // Define type and macros for cpu mask operations
95 // Note: this code is hacked together to deal with difference
96 // function signatures across versions of glibc, ie those that take
97 // cpu_set_t versus those that take unsigned long. -johnhuang
98 typedef uint64 cpu_set_t;
99 #define CPU_SETSIZE (sizeof(cpu_set_t) * 8)
100 #define CPU_ISSET(index, cpu_set_ptr) (*(cpu_set_ptr) & 1ull << (index))
101 #define CPU_SET(index, cpu_set_ptr) (*(cpu_set_ptr) |= 1ull << (index))
102 #define CPU_ZERO(cpu_set_ptr) (*(cpu_set_ptr) = 0)
103 #define CPU_CLR(index, cpu_set_ptr) (*(cpu_set_ptr) &= ~(1ull << (index)))
104 #endif
105
cpuset_isequal(const cpu_set_t * c1,const cpu_set_t * c2)106 static inline bool cpuset_isequal(const cpu_set_t *c1, const cpu_set_t *c2) {
107 for (int i = 0; i < CPU_SETSIZE; ++i)
108 if ((CPU_ISSET(i, c1) != 0) != (CPU_ISSET(i, c2) != 0))
109 return false;
110 return true;
111 }
112
cpuset_issubset(const cpu_set_t * c1,const cpu_set_t * c2)113 static inline bool cpuset_issubset(const cpu_set_t *c1, const cpu_set_t *c2) {
114 for (int i = 0; i < CPU_SETSIZE; ++i)
115 if (CPU_ISSET(i, c1) && !CPU_ISSET(i, c2))
116 return false;
117 return true;
118 }
119
cpuset_count(const cpu_set_t * cpuset)120 static inline int cpuset_count(const cpu_set_t *cpuset) {
121 int count = 0;
122 for (int i = 0; i < CPU_SETSIZE; ++i)
123 if (CPU_ISSET(i, cpuset))
124 ++count;
125 return count;
126 }
127
cpuset_set_ab(cpu_set_t * cpuset,int a,int b)128 static inline void cpuset_set_ab(cpu_set_t *cpuset, int a, int b) {
129 CPU_ZERO(cpuset);
130 for (int i = a; i < b; ++i)
131 CPU_SET(i, cpuset);
132 }
133
cpuset_format(const cpu_set_t * cpuset)134 static inline string cpuset_format(const cpu_set_t *cpuset) {
135 string format;
136 int digit = 0, last_non_zero_size = 1;
137 for (int i = 0; i < CPU_SETSIZE; ++i) {
138 if (CPU_ISSET(i, cpuset)) {
139 digit |= 1 << (i & 3);
140 }
141 if ((i & 3) == 3) {
142 format += char(digit <= 9 ? '0' + digit: 'A' + digit - 10);
143 if (digit) {
144 last_non_zero_size = format.size();
145 digit = 0;
146 }
147 }
148 }
149 if (digit) {
150 format += char(digit <= 9 ? '0' + digit: 'A' + digit - 10);
151 last_non_zero_size = format.size();
152 }
153 format.erase(last_non_zero_size);
154 reverse(format.begin(), format.end());
155 return format;
156 }
157
158 static const int32 kUSleepOneSecond = 1000000;
159
160 // This is guaranteed not to use signals.
sat_usleep(int32 microseconds)161 inline bool sat_usleep(int32 microseconds) {
162 timespec req;
163 req.tv_sec = microseconds / 1000000;
164 // Convert microseconds argument to nano seconds.
165 req.tv_nsec = (microseconds % 1000000) * 1000;
166 return nanosleep(&req, NULL) == 0;
167 }
168
169 // This is guaranteed not to use signals.
sat_sleep(time_t seconds)170 inline bool sat_sleep(time_t seconds) {
171 timespec req;
172 req.tv_sec = seconds;
173 req.tv_nsec = 0;
174 return nanosleep(&req, NULL) == 0;
175 }
176
177 // Get an error code description for use in error messages.
178 //
179 // Args:
180 // error_num: an errno error code
ErrorString(int error_num)181 inline string ErrorString(int error_num) {
182 char buf[256];
183 #ifdef STRERROR_R_CHAR_P
184 return string(strerror_r(error_num, buf, sizeof buf));
185 #else
186 if (strerror_r(error_num, buf, sizeof buf))
187 return "unknown failure";
188 else
189 return string(buf);
190 #endif
191 }
192
193 // Execute the cpuid instruction and pass back the contents of the registers.
194 // This only works on x86 based platforms.
cpuid(unsigned int * eax,unsigned int * ebx,unsigned int * ecx,unsigned int * edx)195 inline void cpuid(
196 unsigned int *eax, unsigned int *ebx, unsigned int *ecx, unsigned int *edx) {
197 *ebx = 0;
198 *ecx = 0;
199 *edx = 0;
200 // CPUID features documented at:
201 // http://www.sandpile.org/ia32/cpuid.htm
202 #if defined(STRESSAPPTEST_CPU_I686) || defined(STRESSAPPTEST_CPU_X86_64)
203 #if defined(__PIC__) && defined(STRESSAPPTEST_CPU_I686)
204 // In PIC compilations using the i686 cpu type, ebx contains the address
205 // of the global offset table. The compiler can't properly handle constraints
206 // using the ebx register for this compile, so preserve the register
207 // ourselves.
208 asm(
209 "mov %%ebx, %%edi;"
210 "cpuid;"
211 "xchg %%edi, %%ebx;"
212 // Output registers.
213 : "=a" (*eax), "=D" (*ebx), "=c" (*ecx), "=d" (*edx)
214 // Input registers.
215 : "a" (*eax)
216 ); // Asm
217 #else
218 asm(
219 "cpuid;"
220 // Output registers.
221 : "=a" (*eax), "=b" (*ebx), "=c" (*ecx), "=d" (*edx)
222 // Input registers.
223 : "a" (*eax)
224 ); // Asm
225 #endif // defined(__PIC__) && defined(STRESSAPPTEST_CPU_I686)
226 #elif defined(STRESSAPPTEST_CPU_PPC)
227 return;
228 #elif defined(STRESSAPPTEST_CPU_ARMV7A)
229 return;
230 #elif defined(STRESSAPPTEST_CPU_AARCH64)
231 return;
232 #else
233 #warning "Unsupported CPU type."
234 #endif
235 }
236
237 // Define handy constants here
238 static const int kTicksPerSec = 100;
239 static const int kMegabyte = (1024LL*1024LL);
240 static const int kSatDiskPageMax = 32;
241 static const int kSatDiskPage = 8;
242 static const int kSatPageSize = (1024LL*1024LL);
243 static const int kCacheLineSize = 64;
244 static const uint16_t kNetworkPort = 19996;
245
246 #endif // STRESSAPPTEST_SATTYPES_H_
247