tewi/Server/module.c

/* $Id: module.c 366 2024-10-17 00:54:56Z nishi $ */

#define SOURCE

#include "tw_module.h"

#include "tw_config.h"

#include <cm_string.h>
#include <cm_log.h>

#include <string.h>
#include <stdlib.h>
#if !defined(_MSC_VER) && !defined(__BORLANDC__)
#include <unistd.h>
#endif

extern struct tw_config config;

#if defined(_PSP) || defined(__PPU__) || defined(__ps2sdk__) || defined(__NeXT__) || defined(__DOS__)
void* tw_module_load(const char* path) { return NULL; }

void* tw_module_symbol(void* mod, const char* sym) { return NULL; }

int tw_module_init(void* mod) { return 1; }

#else

#if defined(__MINGW32__) || defined(_MSC_VER) || defined(__BORLANDC__) || defined(__WATCOMC__)
#ifdef __OS2__
#define INCL_DOSMODULEMGR
#define INCL_DOSERRORS
#include <os2.h>
#elif defined(__NETWARE__)
#include <nwadv.h>
#include <nwthread.h>
#else
#include <windows.h>
#include <direct.h>
#endif
#else
#include <dlfcn.h>
#endif

void* tw_module_load(const char* path) {
        char* p = getcwd(NULL, 0);
        void* lib;
        char tmp[512];
#ifdef __OS2__
        HMODULE mod;
#elif defined(__NETWARE__)
        unsigned int* hnd = malloc(sizeof(*hnd));
#endif
        chdir(config.server_root);
#if defined(__MINGW32__) || defined(_MSC_VER) || defined(__BORLANDC__) || defined(__WATCOMC__)
#ifdef __OS2__
        if(DosLoadModule(tmp, 512, path, &mod) != NO_ERROR) {
                return NULL;
        }
        lib = (void*)mod;
#elif defined(__NETWARE__)
        *hnd = FindNLMHandle(path);
        if(*hnd == 0){
                free(hnd);
                hnd = NULL;
        }
        lib = (void*)hnd;
#else
        lib = LoadLibraryA(path);
#endif
#else
        lib = dlopen(path, RTLD_LAZY);
#endif
        if(lib == NULL) {
                cm_log("Module", "Could not load %s", path);
        }
        chdir(p);
        free(p);
        return lib;
}

void* tw_module_symbol(void* mod, const char* sym) {
#if defined(__MINGW32__) || defined(_MSC_VER) || defined(__BORLANDC__) || defined(__WATCOMC__)
#ifdef __OS2__
        void* ret;
        APIRET rc;
        if((rc = DosQueryProcAddr((HMODULE)mod, 0, sym, (PFN*)&ret)) != NO_ERROR) {
                cm_log("Module", "OS/2 error %d", (int)rc);
                return NULL;
        }
        return ret;
#elif defined(__NETWARE__)
        return ImportSymbol(*(unsigned int*)mod, sym);
#else
        return GetProcAddress(mod, sym);
#endif
#else
        return dlsym(mod, sym);
#endif
}

int tw_module_init(void* mod) {
        tw_mod_init_t mod_init = (tw_mod_init_t)tw_module_symbol(mod, "mod_init");
        if(mod_init == NULL) {
                cm_log("Module", "Could not find a init call");
                return 1;
        } else {
                struct tw_tool tools;
                tw_init_tools(&tools);
                return mod_init(&config, &tools);
        }
}
#endif

void tw_add_version(const char* string) {
        if(config.extension == NULL) {
                config.extension = cm_strcat(" ", string);
        } else {
                char* tmp = config.extension;
                config.extension = cm_strcat3(tmp, " ", string);
                free(tmp);
        }
}

void tw_add_define(const char* string) {
        int i;
        for(i = 0; config.defined[i] != NULL; i++) {
                if(strcmp(config.defined[i], string) == 0) {
                        return;
                }
        }
        for(i = 0; config.defined[i] != NULL; i++)
                ;
        config.defined[i] = cm_strdup(string);
        config.defined[i + 1] = NULL;
}

void tw_delete_define(const char* string) {
        int i;
        for(i = 0; config.defined[i] != NULL; i++) {
                if(strcmp(config.defined[i], string) == 0) {
                        free(config.defined[i]);
                        for(; config.defined[i] != NULL; i++) {
                                config.defined[i] = config.defined[i + 1];
                        }
                        break;
                }
        }
}

void tw_init_tools(struct tw_tool* tools) {
        tools->log = cm_log;
        tools->add_version = tw_add_version;
        tools->add_define = tw_add_define;
}
1	nishi	1.1	/* $Id: module.c 366 2024-10-17 00:54:56Z nishi $ */
2
3			#define SOURCE
4
5			#include "tw_module.h"
6
7			#include "tw_config.h"
8
9			#include <cm_string.h>
10			#include <cm_log.h>
11
12			#include <string.h>
13			#include <stdlib.h>
14			#if !defined(_MSC_VER) && !defined(__BORLANDC__)
15			#include <unistd.h>
16			#endif
17
18			extern struct tw_config config;
19
20			#if defined(_PSP) \|\| defined(__PPU__) \|\| defined(__ps2sdk__) \|\| defined(__NeXT__) \|\| defined(__DOS__)
21			void* tw_module_load(const char* path) { return NULL; }
22
23			void* tw_module_symbol(void* mod, const char* sym) { return NULL; }
24
25			int tw_module_init(void* mod) { return 1; }
26
27			#else
28
29			#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
30			#ifdef __OS2__
31			#define INCL_DOSMODULEMGR
32			#define INCL_DOSERRORS
33			#include <os2.h>
34			#elif defined(__NETWARE__)
35			#include <nwadv.h>
36			#include <nwthread.h>
37			#else
38			#include <windows.h>
39			#include <direct.h>
40			#endif
41			#else
42			#include <dlfcn.h>
43			#endif
44
45			void* tw_module_load(const char* path) {
46			char* p = getcwd(NULL, 0);
47			void* lib;
48			char tmp[512];
49			#ifdef __OS2__
50			HMODULE mod;
51			#elif defined(__NETWARE__)
52			unsigned int* hnd = malloc(sizeof(*hnd));
53			#endif
54			chdir(config.server_root);
55			#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
56			#ifdef __OS2__
57			if(DosLoadModule(tmp, 512, path, &mod) != NO_ERROR) {
58			return NULL;
59			}
60			lib = (void*)mod;
61			#elif defined(__NETWARE__)
62			*hnd = FindNLMHandle(path);
63			if(*hnd == 0){
64			free(hnd);
65			hnd = NULL;
66			}
67			lib = (void*)hnd;
68			#else
69			lib = LoadLibraryA(path);
70			#endif
71			#else
72			lib = dlopen(path, RTLD_LAZY);
73			#endif
74			if(lib == NULL) {
75			cm_log("Module", "Could not load %s", path);
76			}
77			chdir(p);
78			free(p);
79			return lib;
80			}
81
82			void* tw_module_symbol(void* mod, const char* sym) {
83			#if defined(__MINGW32__) \|\| defined(_MSC_VER) \|\| defined(__BORLANDC__) \|\| defined(__WATCOMC__)
84			#ifdef __OS2__
85			void* ret;
86			APIRET rc;
87			if((rc = DosQueryProcAddr((HMODULE)mod, 0, sym, (PFN*)&ret)) != NO_ERROR) {
88			cm_log("Module", "OS/2 error %d", (int)rc);
89			return NULL;
90			}
91			return ret;
92			#elif defined(__NETWARE__)
93			return ImportSymbol((unsigned int)mod, sym);
94			#else
95			return GetProcAddress(mod, sym);
96			#endif
97			#else
98			return dlsym(mod, sym);
99			#endif
100			}
101
102			int tw_module_init(void* mod) {
103			tw_mod_init_t mod_init = (tw_mod_init_t)tw_module_symbol(mod, "mod_init");
104			if(mod_init == NULL) {
105			cm_log("Module", "Could not find a init call");
106			return 1;
107			} else {
108			struct tw_tool tools;
109			tw_init_tools(&tools);
110			return mod_init(&config, &tools);
111			}
112			}
113			#endif
114
115			void tw_add_version(const char* string) {
116			if(config.extension == NULL) {
117			config.extension = cm_strcat(" ", string);
118			} else {
119			char* tmp = config.extension;
120			config.extension = cm_strcat3(tmp, " ", string);
121			free(tmp);
122			}
123			}
124
125			void tw_add_define(const char* string) {
126			int i;
127			for(i = 0; config.defined[i] != NULL; i++) {
128			if(strcmp(config.defined[i], string) == 0) {
129			return;
130			}
131			}
132			for(i = 0; config.defined[i] != NULL; i++)
133			;
134			config.defined[i] = cm_strdup(string);
135			config.defined[i + 1] = NULL;
136			}
137
138			void tw_delete_define(const char* string) {
139			int i;
140			for(i = 0; config.defined[i] != NULL; i++) {
141			if(strcmp(config.defined[i], string) == 0) {
142			free(config.defined[i]);
143			for(; config.defined[i] != NULL; i++) {
144			config.defined[i] = config.defined[i + 1];
145			}
146			break;
147			}
148			}
149			}
150
151			void tw_init_tools(struct tw_tool* tools) {
152			tools->log = cm_log;
153			tools->add_version = tw_add_version;
154			tools->add_define = tw_add_define;
155			}
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