VKVM/shared-memory
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test for write and read of shared memory in main.cpp

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This commit is contained in:
Shaohua Tong 2019-11-08 18:31:42 +01:00
parent 121ae391c0
commit bf6546e3b8
2 changed files with 30 additions and 10 deletions
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1
CMakeLists.txt
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@ -20,6 +20,7 @@ set(LIB_PATH "${CMAKE_SOURCE_DIR}/../library")
include_directories(${LIB_PATH}/include)
add_executable(SharedMemory ${SOURCES} ${HEADERS} main/main.cpp)
target_link_libraries(SharedMemory ${LIB_PATH}/lib/liblibrary.a)

39
main/main.cpp
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@ -3,6 +3,8 @@
#include "../src/SharedMemory.h"
#include <sys/shm.h>
#include <iostream>
#include <cstring>
#include <SharedMemoryAccess.h>
int main(int argc, char** argv)
@ -19,16 +21,33 @@ int main(int argc, char** argv)
while(eingabe != "exit") {
std::cout << "cmd# ";
std::cin >> eingabe;
//if verschieden information ausgaben
if(eingabe == "info")
{
std::cout << "OUTPUT ------------------------ OUTPUT\n" << std::endl;
std::cout << "memory ID: " << shmget(impl.sharedMemoryKey, 0, 0) << std::endl;
std::cout << "Max memory Size: " << Max_Memory_Size << std::endl;
std::cout << "OUTPUT ------------------------ OUTPUT\n" << std::endl;
//Memory that is used now
//outprint of all memory
}
//if verschieden information ausgaben
if(eingabe == "info")
{
std::cout << "OUTPUT ------------------------ OUTPUT\n" << std::endl;
std::cout << "memory ID: " << shmget(impl.sharedMemoryKey, 0, 0) << std::endl;
std::cout << "Max memory Size: " << Max_Memory_Size << std::endl;
std::cout << "OUTPUT ------------------------ OUTPUT\n" << std::endl;
//Memory that is used now
//outprint of all memory
}
//Test for write and read
if(eingabe == "write") {
//write a bitMap for example 2 (width) * 2 (high) * 3 (color) in Schared Memory
char bitMap[12] = {0};
for(int i = 0; i < sizeof(bitMap); i++)
bitMap[i] = 'y';
writeSharedMemory(bitMap, sizeof(bitMap),1);
}
if(eingabe == "read") {
char content[12] = {0};
std::cout << "key "<< impl.sharedMemoryKey << std::endl;
getSharedMemory(content, sizeof(content), 1);
std::cout << content << std::endl;
}
}
return 0;
}