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Current Path: /opt/alt/php74/usr/include/php/ext/swoole/include

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📁 ..
📄 array.h(2.05 KB)
📄 asm_context.h(1.47 KB)
📄 async.h(2.48 KB)
📄 atomic.h(2.19 KB)
📄 base64.h(1.34 KB)
📄 buffer.h(2.19 KB)
📄 client.h(5 KB)
📄 connection.h(7.89 KB)
📄 context.h(3.13 KB)
📄 coroutine.h(6.08 KB)
📄 coroutine_c_api.h(3.18 KB)
📄 coroutine_channel.h(2.9 KB)
📄 coroutine_cxx_api.h(1.27 KB)
📄 coroutine_socket.h(15.23 KB)
📄 coroutine_system.h(2.07 KB)
📄 error.h(4.45 KB)
📄 file_hook.h(2.1 KB)
📄 hash.h(7.22 KB)
📄 hashmap.h(2.38 KB)
📄 heap.h(1.83 KB)
📄 http.h(4.45 KB)
📄 http2.h(6.41 KB)
📄 list.h(54.57 KB)
📄 lru_cache.h(2.29 KB)
📄 mime_types.h(331 B)
📄 mqtt.h(2.12 KB)
📄 rbtree.h(2.19 KB)
📄 redis.h(2.01 KB)
📄 ring_queue.h(1.82 KB)
📄 server.h(28.1 KB)
📄 sha1.h(2.17 KB)
📄 socket_hook.h(2.01 KB)
📄 socks5.h(1.97 KB)
📄 swoole.h(62.93 KB)
📄 swoole_api.h(2.29 KB)
📄 swoole_config.h(9.83 KB)
📄 swoole_cxx.h(1.8 KB)
📄 table.h(5.44 KB)
📄 uthash.h(58.8 KB)
📄 websocket.h(5.1 KB)

Editing: context.h

#pragma once

#ifdef SW_USE_THREAD_CONTEXT
    #include <thread>
    #include <mutex>
#elif !defined(SW_USE_ASM_CONTEXT)
    #define USE_UCONTEXT 1
    #include <ucontext.h>
#else
    #define USE_ASM_CONTEXT 1
    #include "asm_context.h"
#endif

#if defined(HAVE_VALGRIND) && !defined(HAVE_KQUEUE)
    #define USE_VALGRIND 1
    #include <valgrind/valgrind.h>
#endif

#include "swoole.h"
#include "error.h"

#if __linux__
    #include <sys/mman.h>
#endif

#ifdef USE_UCONTEXT
    typedef ucontext_t coroutine_context_t;
#elif defined(USE_ASM_CONTEXT)
    typedef fcontext_t coroutine_context_t;
#endif

typedef void (*coroutine_func_t)(void*);

namespace swoole
{
#ifdef SW_CONTEXT_PROTECT_STACK_PAGE
//namespace start
static uint32_t& get_protect_stack_page()
{
    static uint32_t protect_stack_page = 0;
    return protect_stack_page;
}

static bool protect_stack(void *top, size_t stack_size, uint32_t page)
{
    if (stack_size <= SwooleG.pagesize * (page + 1))
    {
        swoole_error_log(SW_LOG_ERROR, SW_ERROR_CO_PROTECT_STACK_FAILED, "getpagesize() failed");
        return false;
    }
#ifdef PROT_NONE
    void *protect_page_addr = ((size_t) top & 0xfff) ? (void*) (((size_t) top & ~(size_t) 0xfff) + 0x1000) : top;
    if (-1 == mprotect(protect_page_addr, SwooleG.pagesize * page, PROT_NONE))
    {
        swSysWarn(
            "mprotect() failed: origin_addr:%p, align_addr:%p, page_size:%d, protect_page:%u",
            top, protect_page_addr, SwooleG.pagesize, page
        );
        return false;
    }
    else
    {
        swDebug("origin_addr:%p, align_addr:%p, page_size:%d, protect_page:%u", top, protect_page_addr, page, SwooleG.pagesize);
        return true;
    }
#endif
}
static bool unprotect_stack(void *top, uint32_t page)
{
    void *protect_page_addr = ((size_t) top & 0xfff) ? (void*) (((size_t) top & ~(size_t) 0xfff) + 0x1000) : top;
#ifdef PROT_READ
    if (-1 == mprotect(protect_page_addr, SwooleG.pagesize * page, PROT_READ | PROT_WRITE))
    {
        swSysWarn(
            "mprotect() failed: origin_addr:%p, align_addr:%p, page_size:%d, protect_page:%u",
            top, protect_page_addr, SwooleG.pagesize, page
        );
        return false;
    }
    else
    {
        swDebug("origin_addr:%p, align_addr:%p, page_size:%d, protect_page:%u", top, protect_page_addr, page, SwooleG.pagesize);
        return true;
    }
#endif
}
#endif

class Context
{
public:
    Context(size_t stack_size, coroutine_func_t fn, void* private_data);
    ~Context();
    bool swap_in();
    bool swap_out();
#if defined(SW_USE_ASM_CONTEXT) && defined(SW_LOG_TRACE_OPEN)
    ssize_t get_stack_usage();
#endif
    inline bool is_end()
    {
        return end_;
    }
    static void context_func(void* arg);

protected:
    coroutine_func_t fn_;
#ifdef SW_USE_THREAD_CONTEXT
    std::thread thread_;
    std::mutex lock_;
    std::mutex *swap_lock_;
#else
    coroutine_context_t ctx_;
    coroutine_context_t swap_ctx_;
    char* stack_;
    uint32_t stack_size_;
#endif
#ifdef SW_CONTEXT_PROTECT_STACK_PAGE
    uint32_t protect_page_;
#endif
#ifdef USE_VALGRIND
    uint32_t valgrind_stack_id;
#endif
    void *private_data_;
    bool end_;
};
//namespace end
}

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Editing: context.h

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