X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fserv_extensions.c;h=f967e411be2be7c846f7002bfa9d173cff0738b3;hb=HEAD;hp=ae8ebfbc0258b6ad3b7972dac9486700a68359f6;hpb=de7bd67276a0eac1c26e85c3d42627a43ded2394;p=citadel.git diff --git a/citadel/serv_extensions.c b/citadel/serv_extensions.c deleted file mode 100644 index ae8ebfbc0..000000000 --- a/citadel/serv_extensions.c +++ /dev/null @@ -1,1047 +0,0 @@ -/* - * Citadel Dynamic Loading Module - * Written by Brian Costello - */ - -#include "sysdep.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include "citadel.h" -#include "server.h" -#include "serv_extensions.h" -#include "sysdep_decls.h" -#include "msgbase.h" -#include "config.h" - -#include "modules/crypto/serv_crypto.h" /* Needed until a universal crypto startup hook is implimented for CtdlStartTLS */ - -#include "ctdl_module.h" - -#ifndef HAVE_SNPRINTF -#include -#include "snprintf.h" -#endif - -struct CleanupFunctionHook *CleanupHookTable = NULL; -struct SessionFunctionHook *SessionHookTable = NULL; -struct UserFunctionHook *UserHookTable = NULL; -struct XmsgFunctionHook *XmsgHookTable = NULL; -struct MessageFunctionHook *MessageHookTable = NULL; -struct NetprocFunctionHook *NetprocHookTable = NULL; -struct DeleteFunctionHook *DeleteHookTable = NULL; -struct ServiceFunctionHook *ServiceHookTable = NULL; -struct FixedOutputHook *FixedOutputTable = NULL; -struct RoomFunctionHook *RoomHookTable = NULL; -struct SearchFunctionHook *SearchFunctionHookTable = NULL; - -struct ProtoFunctionHook { - void (*handler) (char *cmdbuf); - const char *cmd; - const char *desc; -}; - -HashList *ProtoHookList = NULL; - - -#define ERR_PORT (1 << 1) - - -static char *portlist = NULL; -static size_t nSizPort = 0; - -static char *errormessages = NULL; -size_t nSizErrmsg = 0; - - -long DetailErrorFlags; - -char *ErrSubject = "Startup Problems"; -char *ErrGeneral = "Citadel had trouble on starting up. %s This means, citadel won't be the service provider for a specific service you configured it to.\n\n" -"If you don't want citadel to provide these services, turn them off in WebCit via %s%s\n\n%s\n\n" -"To make both ways actualy take place restart the citserver with \"sendcommand down\"\n\n" -"The errors returned by the system were:\n%s\n" -"You can recheck the above if you follow this faq item:\n" -"http://www.citadel.org/doku.php/faq:mastering_your_os:net#netstat"; - - -char *ErrPortShort = "We couldn't bind all ports you configured to be provided by citadel server."; -char *ErrPortWhere = "Admin->System Preferences->Network.\n\nThe failed ports and sockets are: "; -char *ErrPortHint = "If you want citadel to provide you with that functionality, " -"check the output of \"netstat -lnp\" on linux Servers or \"netstat -na\" on *BSD" -" and stop the programm, that binds these ports.\n You should eventually remove " -" their initscripts in /etc/init.d so that you won't get this trouble once more.\n" -" After that goto Administration -> Shutdown Citadel to make Citadel retry to bind this port.\n"; - - -void LogPrintMessages(long err) -{ - char *List, *DetailList, *Short, *Where, *Hint, *Message; - int n = nSizPort + nSizErrmsg + 5; - - Message = (char*) malloc(n * SIZ); - - DetailErrorFlags = DetailErrorFlags & ~err; - - switch (err) - { - case ERR_PORT: - Short = ErrPortShort; - Where = ErrPortWhere; - Hint = ErrPortHint; - List = portlist; - DetailList = errormessages; - break; - default: - Short = ""; - Where = ""; - Hint = ""; - List = ""; - DetailList = ""; - } - - - snprintf(Message, n * SIZ, ErrGeneral, Short, Where, List, Hint, DetailList); - - CtdlLogPrintf(0,Message); - CtdlLogPrintf(0,ErrSubject); - quickie_message("Citadel", NULL, NULL, AIDEROOM, Message, FMT_FIXED, ErrSubject); - if (errormessages!=NULL) free (errormessages); - errormessages = NULL; - if (portlist!=NULL) free (portlist); - portlist = NULL; - free(Message); -} - - - -void AppendString(char **target, char *append, size_t *len, size_t rate) -{ - size_t oLen = 0; - long AddLen; - long RelPtr = 0; - - AddLen = strlen(append); - - if (*len == 0) - { - *len = rate; - - *target = (char*)malloc (*len * SIZ); - } - else - { - oLen = strlen(*target); - RelPtr = strlen(*target); - if (oLen + AddLen + 2 > *len * SIZ) - { - char *Buff = *target; - size_t NewSiz = *len + 10; - *target = malloc (NewSiz * SIZ); - memcpy (*target, Buff, NewSiz * SIZ); - *len = NewSiz; - } - } - memcpy (*target + oLen, append, AddLen); - (*target)[oLen + AddLen + 1] = '\n'; - (*target)[oLen + AddLen + 2] = '\0'; -} - -void AddPortError(char *Port, char *ErrorMessage) -{ - char *pos; - long len; - - DetailErrorFlags |= ERR_PORT; - - AppendString(&errormessages, ErrorMessage, &nSizErrmsg, 10); - AppendString(&portlist, Port, &nSizPort, 2); - - pos = strchr (portlist, ':'); - if (pos != NULL) *pos = ';'; - - len = strlen (errormessages); - if (nSizErrmsg * SIZ > len + 3) - { - errormessages[len] = ';'; - errormessages[len+1] = ' '; - errormessages[len+2] = '\0'; - } -} - - -int DLoader_Exec_Cmd(char *cmdbuf) -{ - void *vP; - struct ProtoFunctionHook *p; - - if (GetHash(ProtoHookList, cmdbuf, 4, &vP) && (vP != NULL)) { - p = (struct ProtoFunctionHook*) vP; - p->handler(&cmdbuf[5]); - return 1; - } - return 0; -} - -int FourHash(const char *key, long length) -{ - int i; - int ret = 0; - const unsigned char *ptr = (const unsigned char*)key; - - for (i = 0; i < 4; i++, ptr ++) - ret = (ret << 8) | - ( ((*ptr >= 'a') && - (*ptr <= 'z'))? - *ptr - 'a' + 'A': - *ptr); - - return ret; -} - -void CtdlRegisterProtoHook(void (*handler) (char *), char *cmd, char *desc) -{ - struct ProtoFunctionHook *p; - - if (ProtoHookList == NULL) - ProtoHookList = NewHash (1, FourHash); - - - p = (struct ProtoFunctionHook *) - malloc(sizeof(struct ProtoFunctionHook)); - - if (p == NULL) { - fprintf(stderr, "can't malloc new ProtoFunctionHook\n"); - exit(EXIT_FAILURE); - } - p->handler = handler; - p->cmd = cmd; - p->desc = desc; - - Put(ProtoHookList, cmd, 4, p, NULL); - CtdlLogPrintf(CTDL_INFO, "Registered server command %s (%s)\n", cmd, desc); -} - -void CtdlDestroyProtoHooks(void) -{ - - DeleteHash(&ProtoHookList); -} - - -void CtdlRegisterCleanupHook(void (*fcn_ptr) (void)) -{ - - struct CleanupFunctionHook *newfcn; - - newfcn = (struct CleanupFunctionHook *) - malloc(sizeof(struct CleanupFunctionHook)); - newfcn->next = CleanupHookTable; - newfcn->h_function_pointer = fcn_ptr; - CleanupHookTable = newfcn; - - CtdlLogPrintf(CTDL_INFO, "Registered a new cleanup function\n"); -} - - -void CtdlUnregisterCleanupHook(void (*fcn_ptr) (void)) -{ - struct CleanupFunctionHook *cur, *p; - - for (cur = CleanupHookTable; cur != NULL; cur = cur->next) { - /* This will also remove duplicates if any */ - while (cur != NULL && - fcn_ptr == cur->h_function_pointer) { - CtdlLogPrintf(CTDL_INFO, "Unregistered cleanup function\n"); - p = cur->next; - if (cur == CleanupHookTable) { - CleanupHookTable = p; - } - free(cur); - cur = p; - } - } -} - -void CtdlDestroyCleanupHooks(void) -{ - struct CleanupFunctionHook *cur, *p; - - cur = CleanupHookTable; - while (cur != NULL) - { - CtdlLogPrintf(CTDL_INFO, "Destroyed cleanup function\n"); - p = cur->next; - free(cur); - cur = p; - } - CleanupHookTable = NULL; -} - - -void CtdlRegisterSessionHook(void (*fcn_ptr) (void), int EventType) -{ - - struct SessionFunctionHook *newfcn; - - newfcn = (struct SessionFunctionHook *) - malloc(sizeof(struct SessionFunctionHook)); - newfcn->next = SessionHookTable; - newfcn->h_function_pointer = fcn_ptr; - newfcn->eventtype = EventType; - SessionHookTable = newfcn; - - CtdlLogPrintf(CTDL_INFO, "Registered a new session function (type %d)\n", - EventType); -} - - -void CtdlUnregisterSessionHook(void (*fcn_ptr) (void), int EventType) -{ - struct SessionFunctionHook *cur, *p; - - for (cur = SessionHookTable; cur != NULL; cur = cur->next) { - /* This will also remove duplicates if any */ - while (cur != NULL && - fcn_ptr == cur->h_function_pointer && - EventType == cur->eventtype) { - CtdlLogPrintf(CTDL_INFO, "Unregistered session function (type %d)\n", - EventType); - p = cur->next; - if (cur == SessionHookTable) { - SessionHookTable = p; - } - free(cur); - cur = p; - } - } -} - -void CtdlDestroySessionHooks(void) -{ - struct SessionFunctionHook *cur, *p; - - cur = SessionHookTable; - while (cur != NULL) - { - CtdlLogPrintf(CTDL_INFO, "Destroyed session function\n"); - p = cur->next; - free(cur); - cur = p; - } - SessionHookTable = NULL; -} - - -void CtdlRegisterUserHook(void (*fcn_ptr) (struct ctdluser *), int EventType) -{ - - struct UserFunctionHook *newfcn; - - newfcn = (struct UserFunctionHook *) - malloc(sizeof(struct UserFunctionHook)); - newfcn->next = UserHookTable; - newfcn->h_function_pointer = fcn_ptr; - newfcn->eventtype = EventType; - UserHookTable = newfcn; - - CtdlLogPrintf(CTDL_INFO, "Registered a new user function (type %d)\n", - EventType); -} - - -void CtdlUnregisterUserHook(void (*fcn_ptr) (struct ctdluser *), int EventType) -{ - struct UserFunctionHook *cur, *p; - - for (cur = UserHookTable; cur != NULL; cur = cur->next) { - /* This will also remove duplicates if any */ - while (cur != NULL && - fcn_ptr == cur->h_function_pointer && - EventType == cur->eventtype) { - CtdlLogPrintf(CTDL_INFO, "Unregistered user function (type %d)\n", - EventType); - p = cur->next; - if (cur == UserHookTable) { - UserHookTable = p; - } - free(cur); - cur = p; - } - } -} - -void CtdlDestroyUserHooks(void) -{ - struct UserFunctionHook *cur, *p; - - cur = UserHookTable; - while (cur != NULL) - { - CtdlLogPrintf(CTDL_INFO, "Destroyed user function \n"); - p = cur->next; - free(cur); - cur = p; - } - UserHookTable = NULL; -} - - -void CtdlRegisterMessageHook(int (*handler)(struct CtdlMessage *), - int EventType) -{ - - struct MessageFunctionHook *newfcn; - - newfcn = (struct MessageFunctionHook *) - malloc(sizeof(struct MessageFunctionHook)); - newfcn->next = MessageHookTable; - newfcn->h_function_pointer = handler; - newfcn->eventtype = EventType; - MessageHookTable = newfcn; - - CtdlLogPrintf(CTDL_INFO, "Registered a new message function (type %d)\n", - EventType); -} - - -void CtdlUnregisterMessageHook(int (*handler)(struct CtdlMessage *), - int EventType) -{ - struct MessageFunctionHook *cur, *p; - - for (cur = MessageHookTable; cur != NULL; cur = cur->next) { - /* This will also remove duplicates if any */ - while (cur != NULL && - handler == cur->h_function_pointer && - EventType == cur->eventtype) { - CtdlLogPrintf(CTDL_INFO, "Unregistered message function (type %d)\n", - EventType); - p = cur->next; - if (cur == MessageHookTable) { - MessageHookTable = p; - } - free(cur); - cur = p; - } - } -} - -void CtdlDestroyMessageHook(void) -{ - struct MessageFunctionHook *cur, *p; - - cur = MessageHookTable; - while (cur != NULL) - { - CtdlLogPrintf(CTDL_INFO, "Destroyed message function (type %d)\n", cur->eventtype); - p = cur->next; - free(cur); - cur = p; - } - MessageHookTable = NULL; -} - - -void CtdlRegisterRoomHook(int (*fcn_ptr)(struct ctdlroom *)) -{ - struct RoomFunctionHook *newfcn; - - newfcn = (struct RoomFunctionHook *) - malloc(sizeof(struct RoomFunctionHook)); - newfcn->next = RoomHookTable; - newfcn->fcn_ptr = fcn_ptr; - RoomHookTable = newfcn; - - CtdlLogPrintf(CTDL_INFO, "Registered a new room function\n"); -} - - -void CtdlUnregisterRoomHook(int (*fcn_ptr)(struct ctdlroom *)) -{ - struct RoomFunctionHook *cur, *p; - - for (cur = RoomHookTable; cur != NULL; cur = cur->next) { - while (cur != NULL && fcn_ptr == cur->fcn_ptr) { - CtdlLogPrintf(CTDL_INFO, "Unregistered room function\n"); - p = cur->next; - if (cur == RoomHookTable) { - RoomHookTable = p; - } - free(cur); - cur = p; - } - } -} - - -void CtdlDestroyRoomHooks(void) -{ - struct RoomFunctionHook *cur, *p; - - cur = RoomHookTable; - while (cur != NULL) - { - CtdlLogPrintf(CTDL_INFO, "Destroyed room function\n"); - p = cur->next; - free(cur); - cur = p; - } - RoomHookTable = NULL; -} - -void CtdlRegisterNetprocHook(int (*handler)(struct CtdlMessage *, char *) ) -{ - struct NetprocFunctionHook *newfcn; - - newfcn = (struct NetprocFunctionHook *) - malloc(sizeof(struct NetprocFunctionHook)); - newfcn->next = NetprocHookTable; - newfcn->h_function_pointer = handler; - NetprocHookTable = newfcn; - - CtdlLogPrintf(CTDL_INFO, "Registered a new netproc function\n"); -} - - -void CtdlUnregisterNetprocHook(int (*handler)(struct CtdlMessage *, char *) ) -{ - struct NetprocFunctionHook *cur, *p; - - for (cur = NetprocHookTable; cur != NULL; cur = cur->next) { - /* This will also remove duplicates if any */ - while (cur != NULL && - handler == cur->h_function_pointer ) { - CtdlLogPrintf(CTDL_INFO, "Unregistered netproc function\n"); - p = cur->next; - if (cur == NetprocHookTable) { - NetprocHookTable = p; - } - free(cur); - cur = p; - } - } -} - -void CtdlDestroyNetprocHooks(void) -{ - struct NetprocFunctionHook *cur, *p; - - cur = NetprocHookTable; - while (cur != NULL) - { - CtdlLogPrintf(CTDL_INFO, "Destroyed netproc function\n"); - p = cur->next; - free(cur); - cur = p; - } - NetprocHookTable = NULL; -} - - -void CtdlRegisterDeleteHook(void (*handler)(char *, long) ) -{ - struct DeleteFunctionHook *newfcn; - - newfcn = (struct DeleteFunctionHook *) - malloc(sizeof(struct DeleteFunctionHook)); - newfcn->next = DeleteHookTable; - newfcn->h_function_pointer = handler; - DeleteHookTable = newfcn; - - CtdlLogPrintf(CTDL_INFO, "Registered a new delete function\n"); -} - - -void CtdlUnregisterDeleteHook(void (*handler)(char *, long) ) -{ - struct DeleteFunctionHook *cur, *p; - - for (cur = DeleteHookTable; cur != NULL; cur = cur->next) { - /* This will also remove duplicates if any */ - while (cur != NULL && - handler == cur->h_function_pointer ) { - CtdlLogPrintf(CTDL_INFO, "Unregistered delete function\n"); - p = cur->next; - if (cur == DeleteHookTable) { - DeleteHookTable = p; - } - free(cur); - cur = p; - } - } -} -void CtdlDestroyDeleteHooks(void) -{ - struct DeleteFunctionHook *cur, *p; - - cur = DeleteHookTable; - while (cur != NULL) - { - CtdlLogPrintf(CTDL_INFO, "Destroyed delete function\n"); - p = cur->next; - free(cur); - cur = p; - } - DeleteHookTable = NULL; -} - - - - -void CtdlRegisterFixedOutputHook(char *content_type, void (*handler)(char *, int) ) -{ - struct FixedOutputHook *newfcn; - - newfcn = (struct FixedOutputHook *) - malloc(sizeof(struct FixedOutputHook)); - newfcn->next = FixedOutputTable; - newfcn->h_function_pointer = handler; - safestrncpy(newfcn->content_type, content_type, sizeof newfcn->content_type); - FixedOutputTable = newfcn; - - CtdlLogPrintf(CTDL_INFO, "Registered a new fixed output function for %s\n", newfcn->content_type); -} - - -void CtdlUnregisterFixedOutputHook(char *content_type) -{ - struct FixedOutputHook *cur, *p; - - for (cur = FixedOutputTable; cur != NULL; cur = cur->next) { - /* This will also remove duplicates if any */ - while (cur != NULL && (!strcasecmp(content_type, cur->content_type))) { - CtdlLogPrintf(CTDL_INFO, "Unregistered fixed output function for %s\n", content_type); - p = cur->next; - if (cur == FixedOutputTable) { - FixedOutputTable = p; - } - free(cur); - cur = p; - } - } -} - -void CtdlDestroyFixedOutputHooks(void) -{ - struct FixedOutputHook *cur, *p; - - cur = FixedOutputTable; - while (cur != NULL) - { - CtdlLogPrintf(CTDL_INFO, "Destroyed fixed output function for %s\n", cur->content_type); - p = cur->next; - free(cur); - cur = p; - - } - FixedOutputTable = NULL; -} - -/* returns nonzero if we found a hook and used it */ -int PerformFixedOutputHooks(char *content_type, char *content, int content_length) -{ - struct FixedOutputHook *fcn; - - for (fcn = FixedOutputTable; fcn != NULL; fcn = fcn->next) { - if (!strcasecmp(content_type, fcn->content_type)) { - (*fcn->h_function_pointer) (content, content_length); - return(1); - } - } - return(0); -} - - - - - -void CtdlRegisterXmsgHook(int (*fcn_ptr) (char *, char *, char *, char *), int order) -{ - - struct XmsgFunctionHook *newfcn; - - newfcn = (struct XmsgFunctionHook *) malloc(sizeof(struct XmsgFunctionHook)); - newfcn->next = XmsgHookTable; - newfcn->order = order; - newfcn->h_function_pointer = fcn_ptr; - XmsgHookTable = newfcn; - CtdlLogPrintf(CTDL_INFO, "Registered a new x-msg function (priority %d)\n", order); -} - - -void CtdlUnregisterXmsgHook(int (*fcn_ptr) (char *, char *, char *, char *), int order) -{ - struct XmsgFunctionHook *cur, *p; - - for (cur = XmsgHookTable; cur != NULL; cur = cur->next) { - /* This will also remove duplicates if any */ - while (cur != NULL && - fcn_ptr == cur->h_function_pointer && - order == cur->order) { - CtdlLogPrintf(CTDL_INFO, "Unregistered x-msg function " - "(priority %d)\n", order); - p = cur->next; - if (cur == XmsgHookTable) { - XmsgHookTable = p; - } - free(cur); - cur = p; - } - } -} - -void CtdlDestroyXmsgHooks(void) -{ - struct XmsgFunctionHook *cur, *p; - - cur = XmsgHookTable; - while (cur != NULL) - { - CtdlLogPrintf(CTDL_INFO, "Destroyed x-msg function " - "(priority %d)\n", cur->order); - p = cur->next; - - free(cur); - cur = p; - } - XmsgHookTable = NULL; -} - - -void CtdlRegisterServiceHook(int tcp_port, - char *sockpath, - void (*h_greeting_function) (void), - void (*h_command_function) (void), - void (*h_async_function) (void), - const char *ServiceName) -{ - struct ServiceFunctionHook *newfcn; - char *message; - char error[SIZ]; - - strcpy(error, ""); - newfcn = (struct ServiceFunctionHook *) malloc(sizeof(struct ServiceFunctionHook)); - message = (char*) malloc (SIZ + SIZ); - - newfcn->next = ServiceHookTable; - newfcn->tcp_port = tcp_port; - newfcn->sockpath = sockpath; - newfcn->h_greeting_function = h_greeting_function; - newfcn->h_command_function = h_command_function; - newfcn->h_async_function = h_async_function; - newfcn->ServiceName = ServiceName; - - if (sockpath != NULL) { - newfcn->msock = ctdl_uds_server(sockpath, config.c_maxsessions, error); - snprintf(message, SIZ, "Unix domain socket '%s': ", sockpath); - } - else if (tcp_port <= 0) { /* port -1 to disable */ - CtdlLogPrintf(CTDL_INFO, "Service %s has been manually disabled, skipping\n", ServiceName); - free (message); - free(newfcn); - return; - } - else { - newfcn->msock = ctdl_tcp_server(config.c_ip_addr, - tcp_port, - config.c_maxsessions, - error); - snprintf(message, SIZ, "TCP port %s:%d: (%s) ", - config.c_ip_addr, tcp_port, ServiceName); - } - - if (newfcn->msock > 0) { - ServiceHookTable = newfcn; - strcat(message, "registered."); - CtdlLogPrintf(CTDL_INFO, "%s\n", message); - } - else { - AddPortError(message, error); - strcat(message, "FAILED."); - CtdlLogPrintf(CTDL_CRIT, "%s\n", message); - free(newfcn); - } - free(message); -} - - -void CtdlUnregisterServiceHook(int tcp_port, char *sockpath, - void (*h_greeting_function) (void), - void (*h_command_function) (void), - void (*h_async_function) (void) - ) -{ - struct ServiceFunctionHook *cur, *p; - - cur = ServiceHookTable; - while (cur != NULL) { - /* This will also remove duplicates if any */ - while (cur != NULL && - !(sockpath && cur->sockpath && - strcmp(sockpath, cur->sockpath)) && - h_greeting_function == cur->h_greeting_function && - h_command_function == cur->h_command_function && - h_async_function == cur->h_async_function && - tcp_port == cur->tcp_port) { - close(cur->msock); - if (sockpath) { - CtdlLogPrintf(CTDL_INFO, "Closed UNIX domain socket %s\n", - sockpath); - } else if (tcp_port) { - CtdlLogPrintf(CTDL_INFO, "Closed TCP port %d\n", tcp_port); - } else { - CtdlLogPrintf(CTDL_INFO, "Unregistered service \"%s\"\n", cur->ServiceName); - } - p = cur->next; - if (cur == ServiceHookTable) { - ServiceHookTable = p; - } - free(cur); - cur = p; - } - } -} - - -void CtdlShutdownServiceHooks(void) -{ - /* sort of a duplicate of close_masters() but called earlier */ - struct ServiceFunctionHook *cur; - - cur = ServiceHookTable; - while (cur != NULL) - { - if (cur->msock != -1) - { - close(cur->msock); - cur->msock = -1; - if (cur->sockpath != NULL){ - CtdlLogPrintf(CTDL_INFO, "[%s] Closed UNIX domain socket %s\n", - cur->ServiceName, - cur->sockpath); - } else { - CtdlLogPrintf(CTDL_INFO, "[%s] closing service\n", - cur->ServiceName); - } - } - cur = cur->next; - } -} - -void CtdlDestroyServiceHook(void) -{ - struct ServiceFunctionHook *cur, *p; - - cur = ServiceHookTable; - while (cur != NULL) - { - close(cur->msock); - if (cur->sockpath) { - CtdlLogPrintf(CTDL_INFO, "Closed UNIX domain socket %s\n", - cur->sockpath); - } else if (cur->tcp_port) { - CtdlLogPrintf(CTDL_INFO, "Closed TCP port %d\n", cur->tcp_port); - } else { - CtdlLogPrintf(CTDL_INFO, "Destroyed service \"%s\"\n", cur->ServiceName); - } - p = cur->next; - free(cur); - cur = p; - } - ServiceHookTable = NULL; -} - -void CtdlRegisterSearchFuncHook(void (*fcn_ptr)(int *, long **, const char *), char *name) -{ - struct SearchFunctionHook *newfcn; - - if (!name || !fcn_ptr) { - return; - } - - newfcn = (struct SearchFunctionHook *) - malloc(sizeof(struct SearchFunctionHook)); - newfcn->next = SearchFunctionHookTable; - newfcn->name = name; - newfcn->fcn_ptr = fcn_ptr; - SearchFunctionHookTable = newfcn; - - CtdlLogPrintf(CTDL_INFO, "Registered a new search function (%s)\n", name); -} - -void CtdlUnregisterSearchFuncHook(void (*fcn_ptr)(int *, long **, const char *), char *name) -{ - struct SearchFunctionHook *cur, *p; - - for (cur = SearchFunctionHookTable; cur != NULL; cur = cur->next) { - while (fcn_ptr && (cur->fcn_ptr == fcn_ptr) && name && !strcmp(name, cur->name)) { - CtdlLogPrintf(CTDL_INFO, "Unregistered search function(%s)\n", name); - p = cur->next; - if (cur == SearchFunctionHookTable) { - SearchFunctionHookTable = p; - } - free (cur); - cur = p; - } - } -} - -void CtdlModuleDoSearch(int *num_msgs, long **search_msgs, const char *search_string, const char *func_name) -{ - struct SearchFunctionHook *fcn = NULL; - - for (fcn = SearchFunctionHookTable; fcn != NULL; fcn = fcn->next) { - if (!func_name || !strcmp(func_name, fcn->name)) { - (*fcn->fcn_ptr) (num_msgs, search_msgs, search_string); - return; - } - } - *num_msgs = 0; -} - - -void PerformSessionHooks(int EventType) -{ - struct SessionFunctionHook *fcn = NULL; - - for (fcn = SessionHookTable; fcn != NULL; fcn = fcn->next) { - if (fcn->eventtype == EventType) { - if (EventType == EVT_TIMER) { - citthread_setspecific(MyConKey, NULL); /* for every hook */ - } - (*fcn->h_function_pointer) (); - } - } -} - -void PerformUserHooks(struct ctdluser *usbuf, int EventType) -{ - struct UserFunctionHook *fcn = NULL; - - for (fcn = UserHookTable; fcn != NULL; fcn = fcn->next) { - if (fcn->eventtype == EventType) { - (*fcn->h_function_pointer) (usbuf); - } - } -} - -int PerformMessageHooks(struct CtdlMessage *msg, int EventType) -{ - struct MessageFunctionHook *fcn = NULL; - int total_retval = 0; - - /* Other code may elect to protect this message from server-side - * handlers; if this is the case, don't do anything. - CtdlLogPrintf(CTDL_DEBUG, "** Event type is %d, flags are %d\n", - EventType, msg->cm_flags); - */ - if (msg->cm_flags & CM_SKIP_HOOKS) { - CtdlLogPrintf(CTDL_DEBUG, "Skipping hooks\n"); - return(0); - } - - /* Otherwise, run all the hooks appropriate to this event type. - */ - for (fcn = MessageHookTable; fcn != NULL; fcn = fcn->next) { - if (fcn->eventtype == EventType) { - total_retval = total_retval + - (*fcn->h_function_pointer) (msg); - } - } - - /* Return the sum of the return codes from the hook functions. If - * this is an EVT_BEFORESAVE event, a nonzero return code will cause - * the save operation to abort. - */ - return total_retval; -} - - -int PerformRoomHooks(struct ctdlroom *target_room) -{ - struct RoomFunctionHook *fcn; - int total_retval = 0; - - CtdlLogPrintf(CTDL_DEBUG, "Performing room hooks for <%s>\n", target_room->QRname); - - for (fcn = RoomHookTable; fcn != NULL; fcn = fcn->next) { - total_retval = total_retval + (*fcn->fcn_ptr) (target_room); - } - - /* Return the sum of the return codes from the hook functions. - */ - return total_retval; -} - - -int PerformNetprocHooks(struct CtdlMessage *msg, char *target_room) -{ - struct NetprocFunctionHook *fcn; - int total_retval = 0; - - for (fcn = NetprocHookTable; fcn != NULL; fcn = fcn->next) { - total_retval = total_retval + - (*fcn->h_function_pointer) (msg, target_room); - } - - /* Return the sum of the return codes from the hook functions. - * A nonzero return code will cause the message to *not* be imported. - */ - return total_retval; -} - - -void PerformDeleteHooks(char *room, long msgnum) -{ - struct DeleteFunctionHook *fcn; - - for (fcn = DeleteHookTable; fcn != NULL; fcn = fcn->next) { - (*fcn->h_function_pointer) (room, msgnum); - } -} - - - - - -int PerformXmsgHooks(char *sender, char *sender_email, char *recp, char *msg) -{ - struct XmsgFunctionHook *fcn; - int total_sent = 0; - int p; - - for (p=0; pnext) { - if (fcn->order == p) { - total_sent += - (*fcn->h_function_pointer) - (sender, sender_email, recp, msg); - } - } - /* Break out of the loop if a higher-priority function - * successfully delivered the message. This prevents duplicate - * deliveries to local users simultaneously signed onto - * remote services. - */ - if (total_sent) break; - } - return total_sent; -} - - -/* - * Dirty hack until we impliment a hook mechanism for this - */ -void CtdlModuleStartCryptoMsgs(char *ok_response, char *nosup_response, char *error_response) -{ -#ifdef HAVE_OPENSSL - CtdlStartTLS (ok_response, nosup_response, error_response); -#endif -}