diff options
-rw-r--r-- | src/afb-api-dbus.c | 16 | ||||
-rw-r--r-- | src/afb-api-so.c | 6 | ||||
-rw-r--r-- | src/afb-api-ws.c | 12 | ||||
-rw-r--r-- | src/afb-apis.c | 38 | ||||
-rw-r--r-- | src/afb-apis.h | 5 | ||||
-rw-r--r-- | src/afb-hook.c | 46 | ||||
-rw-r--r-- | src/afb-hook.h | 2 | ||||
-rw-r--r-- | src/afb-hreq.c | 16 | ||||
-rw-r--r-- | src/afb-hreq.h | 4 | ||||
-rw-r--r-- | src/afb-hswitch.c | 4 | ||||
-rw-r--r-- | src/afb-subcall.c | 2 | ||||
-rw-r--r-- | src/afb-svc.c | 22 | ||||
-rw-r--r-- | src/afb-ws-json1.c | 2 |
13 files changed, 108 insertions, 67 deletions
diff --git a/src/afb-api-dbus.c b/src/afb-api-dbus.c index 4a5a4f1f..179f8954 100644 --- a/src/afb-api-dbus.c +++ b/src/afb-api-dbus.c @@ -317,11 +317,11 @@ static int api_dbus_client_on_reply(sd_bus_message *message, void *userdata, sd_ } /* on call, propagate it to the dbus service */ -static void api_dbus_client_call(struct api_dbus *api, struct afb_req req, struct afb_context *context, const char *verb, size_t lenverb) +static void api_dbus_client_call(void *closure, struct afb_req req, struct afb_context *context, const char *verb) { + struct api_dbus *api = closure; size_t size; int rc; - char *method = strndupa(verb, lenverb); struct dbus_memo *memo; struct sd_bus_message *msg; @@ -334,7 +334,7 @@ static void api_dbus_client_call(struct api_dbus *api, struct afb_req req, struc /* creates the message */ msg = NULL; - rc = sd_bus_message_new_method_call(api->sdbus, &msg, api->name, api->path, api->name, method); + rc = sd_bus_message_new_method_call(api->sdbus, &msg, api->name, api->path, api->name, verb); if (rc < 0) goto error; @@ -363,8 +363,10 @@ end: sd_bus_message_unref(msg); } -static int api_dbus_service_start(struct api_dbus *api, int share_session, int onneed) +static int api_dbus_service_start(void *closure, int share_session, int onneed) { + struct api_dbus *api = closure; + /* not an error when onneed */ if (onneed != 0) return 0; @@ -618,8 +620,8 @@ int afb_api_dbus_add_client(const char *path) /* record it as an API */ afb_api.closure = api; - afb_api.call = (void*)api_dbus_client_call; - afb_api.service_start = (void*)api_dbus_service_start; + afb_api.call = api_dbus_client_call; + afb_api.service_start = api_dbus_service_start; if (afb_apis_add(api->api, afb_api) < 0) goto error2; @@ -1003,7 +1005,7 @@ static int api_dbus_server_on_object_called(sd_bus_message *message, void *userd dreq->refcount = 1; areq.itf = &afb_api_dbus_req_itf; areq.closure = dreq; - afb_apis_call_(areq, &dreq->context, api->api, method); + afb_apis_call(areq, &dreq->context, api->api, method); dbus_req_unref(dreq); return 1; diff --git a/src/afb-api-so.c b/src/afb-api-so.c index 222fbbbd..daa35334 100644 --- a/src/afb-api-so.c +++ b/src/afb-api-so.c @@ -182,16 +182,16 @@ static int call_check(struct afb_req req, struct afb_context *context, const str return 1; } -static void call_cb(void *closure, struct afb_req req, struct afb_context *context, const char *strverb, size_t lenverb) +static void call_cb(void *closure, struct afb_req req, struct afb_context *context, const char *strverb) { const struct afb_verb_desc_v1 *verb; struct api_so_desc *desc = closure; verb = desc->binding->v1.verbs; - while (verb->name && (strncasecmp(verb->name, strverb, lenverb) || verb->name[lenverb])) + while (verb->name && strcasecmp(verb->name, strverb)) verb++; if (!verb->name) - afb_req_fail_f(req, "unknown-verb", "verb %.*s unknown within api %s", (int)lenverb, strverb, desc->binding->v1.prefix); + afb_req_fail_f(req, "unknown-verb", "verb %s unknown within api %s", strverb, desc->binding->v1.prefix); else if (call_check(req, context, verb)) { afb_thread_req_call(req, verb->callback, api_timeout, desc); } diff --git a/src/afb-api-ws.c b/src/afb-api-ws.c index a56cfbef..89b83bc5 100644 --- a/src/afb-api-ws.c +++ b/src/afb-api-ws.c @@ -431,12 +431,6 @@ static int api_ws_write_uint32(struct writebuf *wb, uint32_t value) return 1; } -static int api_ws_write_string_nz(struct writebuf *wb, const char *value, size_t length) -{ - uint32_t len = (uint32_t)length; - return (size_t)len == length && ++len && api_ws_write_uint32(wb, len) && api_ws_write_put(wb, value, length) && api_ws_write_char(wb, '\0'); -} - static int api_ws_write_string_length(struct writebuf *wb, const char *value, size_t length) { uint32_t len = (uint32_t)++length; @@ -815,7 +809,7 @@ static void api_ws_client_on_binary(void *closure, char *data, size_t size) } /* on call, propagate it to the ws service */ -static void api_ws_client_call_cb(void * closure, struct afb_req req, struct afb_context *context, const char *verb, size_t lenverb) +static void api_ws_client_call_cb(void * closure, struct afb_req req, struct afb_context *context, const char *verb) { int rc; struct api_ws_memo *memo; @@ -837,7 +831,7 @@ static void api_ws_client_call_cb(void * closure, struct afb_req req, struct afb goto internal_error; if (!api_ws_write_uint32(&wb, memo->msgid) || !api_ws_write_uint32(&wb, (uint32_t)context->flags) - || !api_ws_write_string_nz(&wb, verb, lenverb) + || !api_ws_write_string(&wb, verb) || !api_ws_write_string(&wb, afb_session_uuid(context->session)) || !api_ws_write_string_length(&wb, raw, szraw)) goto overflow; @@ -988,7 +982,7 @@ static void api_ws_server_called(struct api_ws_client *client, struct readbuf *r /* makes the call */ areq.itf = &afb_api_ws_req_itf; areq.closure = wreq; - afb_apis_call_(areq, &wreq->context, client->api, verb); + afb_apis_call(areq, &wreq->context, client->api, verb); api_ws_server_req_unref(wreq); return; diff --git a/src/afb-apis.c b/src/afb-apis.c index 7db3e75a..3463f535 100644 --- a/src/afb-apis.c +++ b/src/afb-apis.c @@ -21,6 +21,7 @@ #include <stdlib.h> #include <stdio.h> #include <string.h> +#include <errno.h> #include "afb-session.h" #include "verbose.h" @@ -32,24 +33,32 @@ struct api_desc { struct afb_api api; const char *name; - size_t namelen; }; static struct api_desc *apis_array = NULL; static int apis_count = 0; +/** + * Returns the current count of APIs + */ int afb_apis_count() { return apis_count; } +/** + * Checks wether 'name' is a valid API name. + * @return 1 if valid, 0 otherwise + */ int afb_apis_is_valid_api_name(const char *name) { unsigned char c; c = (unsigned char)*name; if (c == 0) + /* empty names aren't valid */ return 0; + do { if (c < (unsigned char)'\x80') { switch(c) { @@ -74,6 +83,16 @@ int afb_apis_is_valid_api_name(const char *name) return 1; } +/** + * Adds the api of 'name' described by 'api'. + * @param name the name of the api to add + * @param api the api + * @returns 0 in case of success or -1 in case + * of error with errno set: + * - EINVAL if name isn't valid + * - EEXIST if name already registered + * - ENOMEM when out of memory + */ int afb_apis_add(const char *name, struct afb_api api) { struct api_desc *apis; @@ -82,6 +101,7 @@ int afb_apis_add(const char *name, struct afb_api api) /* Checks the api name */ if (!afb_apis_is_valid_api_name(name)) { ERROR("invalid api name forbidden (name is '%s')", name); + errno = EINVAL; goto error; } @@ -89,6 +109,7 @@ int afb_apis_add(const char *name, struct afb_api api) for (i = 0 ; i < apis_count ; i++) { if (!strcasecmp(apis_array[i].name, name)) { ERROR("api of name %s already exists", name); + errno = EEXIST; goto error; } } @@ -97,6 +118,7 @@ int afb_apis_add(const char *name, struct afb_api api) apis = realloc(apis_array, ((unsigned)apis_count + 1) * sizeof * apis); if (apis == NULL) { ERROR("out of memory"); + errno = ENOMEM; goto error; } apis_array = apis; @@ -104,7 +126,6 @@ int afb_apis_add(const char *name, struct afb_api api) /* record the plugin */ apis = &apis_array[apis_count]; apis->api = api; - apis->namelen = strlen(name); apis->name = name; apis_count++; @@ -114,22 +135,17 @@ error: return -1; } -void afb_apis_call_(struct afb_req req, struct afb_context *context, const char *api, const char *verb) -{ - afb_apis_call(req, context, api, strlen(api), verb, strlen(verb)); -} - -void afb_apis_call(struct afb_req req, struct afb_context *context, const char *api, size_t lenapi, const char *verb, size_t lenverb) +void afb_apis_call(struct afb_req req, struct afb_context *context, const char *api, const char *verb) { int i; const struct api_desc *a; - req = afb_hook_req_call(req, context, api, lenapi, verb, lenverb); + req = afb_hook_req_call(req, context, api, verb); a = apis_array; for (i = 0 ; i < apis_count ; i++, a++) { - if (a->namelen == lenapi && !strncasecmp(a->name, api, lenapi)) { + if (!strcasecmp(a->name, api)) { context->api_index = i; - a->api.call(a->api.closure, req, context, verb, lenverb); + a->api.call(a->api.closure, req, context, verb); return; } } diff --git a/src/afb-apis.h b/src/afb-apis.h index 1dd9566b..3e90f661 100644 --- a/src/afb-apis.h +++ b/src/afb-apis.h @@ -23,7 +23,7 @@ struct afb_context; struct afb_api { void *closure; - void (*call)(void *closure, struct afb_req req, struct afb_context *context, const char *verb, size_t lenverb); + void (*call)(void *closure, struct afb_req req, struct afb_context *context, const char *verb); int (*service_start)(void *closure, int share_session, int onneed); }; @@ -36,7 +36,6 @@ extern int afb_apis_add(const char *name, struct afb_api api); extern int afb_apis_start_all_services(int share_session); extern int afb_apis_start_service(const char *name, int share_session, int onneed); -extern void afb_apis_call(struct afb_req req, struct afb_context *context, const char *api, size_t lenapi, const char *verb, size_t lenverb); -extern void afb_apis_call_(struct afb_req req, struct afb_context *context, const char *api, const char *verb); +extern void afb_apis_call(struct afb_req req, struct afb_context *context, const char *api, const char *verb); diff --git a/src/afb-hook.c b/src/afb-hook.c index d5c534d0..f59192a7 100644 --- a/src/afb-hook.c +++ b/src/afb-hook.c @@ -272,25 +272,33 @@ static void hook_req_unref(struct afb_hook_req *tr) } } -static struct afb_hook_req *hook_req_create(struct afb_req req, struct afb_context *context, const char *api, size_t lenapi, const char *verb, size_t lenverb) +static struct afb_hook_req *hook_req_create(struct afb_req req, struct afb_context *context, const char *api, const char *verb) { + int len; + char name[257]; unsigned id; struct afb_hook_req *tr; - tr = malloc(sizeof *tr + 8 + lenapi + lenverb); - if (tr != NULL) { - /* get the call id */ - id = ++hook_count; - if (id == 1000000) - id = hook_count = 1; - - /* init hook */ - tr->observers = NULL; - tr->refcount = 1; - tr->context = context; - tr->req = req; - afb_req_addref(req); - snprintf(tr->name, 9 + lenapi + lenverb, "%06d:%.*s/%.*s", id, (int)lenapi, api, (int)lenverb, verb); + /* get the call id */ + id = ++hook_count; + if (id == 1000000) + id = hook_count = 1; + + /* creates the name */ + len = snprintf(name, sizeof name, "%06d:%s/%s", id, api, verb); + if (len < 0 || (size_t)len >= sizeof name) { + tr = NULL; + } else { + tr = malloc(sizeof *tr + (size_t)len); + if (tr != NULL) { + /* init hook */ + tr->observers = NULL; + tr->refcount = 1; + tr->context = context; + tr->req = req; + afb_req_addref(req); + memcpy(tr->name, name, (size_t)(len + 1)); + } } return tr; } @@ -494,7 +502,7 @@ static struct afb_req_itf req_hook_itf = { * section: *****************************************************************************/ -struct afb_req afb_hook_req_call(struct afb_req req, struct afb_context *context, const char *api, size_t lenapi, const char *verb, size_t lenverb) +struct afb_req afb_hook_req_call(struct afb_req req, struct afb_context *context, const char *api, const char *verb) { int add; struct afb_hook_req *tr; @@ -506,11 +514,11 @@ struct afb_req afb_hook_req_call(struct afb_req req, struct afb_context *context do { add = (hook->flags & afb_hook_flags_req_all) != 0 && (!hook->session || hook->session == context->session) - && (!hook->api || !(memcmp(hook->api, api, lenapi) || hook->api[lenapi])) - && (!hook->verb || !(memcmp(hook->verb, verb, lenverb) || hook->verb[lenverb])); + && (!hook->api || !strcasecmp(hook->api, api)) + && (!hook->verb || !strcasecmp(hook->verb, verb)); if (add) { if (!tr) - tr = hook_req_create(req, context, api, lenapi, verb, lenverb); + tr = hook_req_create(req, context, api, verb); if (tr) hook_req_add_observer(tr, hook); } diff --git a/src/afb-hook.h b/src/afb-hook.h index 2ad01b85..3edf8102 100644 --- a/src/afb-hook.h +++ b/src/afb-hook.h @@ -88,7 +88,7 @@ struct afb_hook_req_itf { void (*hook_req_subcall_result)(void * closure, const struct afb_hook_req *tr, int status, struct json_object *result); }; -extern struct afb_req afb_hook_req_call(struct afb_req req, struct afb_context *context, const char *api, size_t lenapi, const char *verb, size_t lenverb); +extern struct afb_req afb_hook_req_call(struct afb_req req, struct afb_context *context, const char *api, const char *verb); extern struct afb_hook *afb_hook_req_create(const char *api, const char *verb, struct afb_session *session, unsigned flags, struct afb_hook_req_itf *itf, void *closure); extern struct afb_hook *afb_hook_addref(struct afb_hook *spec); diff --git a/src/afb-hreq.c b/src/afb-hreq.c index 00d4b0eb..0fe908cb 100644 --- a/src/afb-hreq.c +++ b/src/afb-hreq.c @@ -335,6 +335,8 @@ void afb_hreq_unref(struct afb_hreq *hreq) } afb_context_disconnect(&hreq->context); json_object_put(hreq->json); + free(hreq->api); + free(hreq->verb); free(hreq); } @@ -940,6 +942,20 @@ static void req_subcall(struct afb_hreq *hreq, const char *api, const char *verb afb_subcall(&hreq->context, api, verb, args, callback, closure, (struct afb_req){ .itf = &afb_hreq_req_itf, .closure = hreq }); } +int afb_hreq_init_req_call(struct afb_hreq *hreq, const char *api, size_t lenapi, const char *verb, size_t lenverb) +{ + free(hreq->api); + free(hreq->verb); + hreq->api = strndup(api, lenapi); + hreq->verb = strndup(verb, lenverb); + if (hreq->api == NULL || hreq->verb == NULL) { + ERROR("Out of memory"); + errno = ENOMEM; + return -1; + } + return afb_hreq_init_context(hreq); +} + int afb_hreq_init_context(struct afb_hreq *hreq) { const char *uuid; diff --git a/src/afb-hreq.h b/src/afb-hreq.h index f07f2fa6..5cb86091 100644 --- a/src/afb-hreq.h +++ b/src/afb-hreq.h @@ -51,6 +51,8 @@ struct afb_hreq { struct hreq_data *data; struct json_object *json; int upgrade; + char *api; + char *verb; }; extern int afb_hreq_unprefix(struct afb_hreq *request, const char *prefix, size_t length); @@ -83,6 +85,8 @@ extern int afb_hreq_post_add(struct afb_hreq *hreq, const char *name, const char extern struct afb_req afb_hreq_to_req(struct afb_hreq *hreq); +extern int afb_hreq_init_req_call(struct afb_hreq *hreq, const char *api, size_t lenapi, const char *verb, size_t lenverb); + extern int afb_hreq_init_context(struct afb_hreq *hreq); extern int afb_hreq_init_cookie(int port, const char *path, int maxage); diff --git a/src/afb-hswitch.c b/src/afb-hswitch.c index 9c929e83..909480af 100644 --- a/src/afb-hswitch.c +++ b/src/afb-hswitch.c @@ -44,10 +44,10 @@ int afb_hswitch_apis(struct afb_hreq *hreq, void *data) if (!(*api && *verb && lenapi && lenverb)) return 0; - if (afb_hreq_init_context(hreq) < 0) + if (afb_hreq_init_req_call(hreq, api, lenapi, verb, lenverb) < 0) afb_hreq_reply_error(hreq, MHD_HTTP_INTERNAL_SERVER_ERROR); else - afb_apis_call(afb_hreq_to_req(hreq), &hreq->context, api, lenapi, verb, lenverb); + afb_apis_call(afb_hreq_to_req(hreq), &hreq->context, hreq->api, hreq->verb); return 1; } diff --git a/src/afb-subcall.c b/src/afb-subcall.c index 00547c47..65bef2ff 100644 --- a/src/afb-subcall.c +++ b/src/afb-subcall.c @@ -187,7 +187,7 @@ void afb_subcall(struct afb_context *context, const char *api, const char *verb, subcall->closure = closure; subcall->context = *context; afb_req_addref(req); - afb_apis_call_((struct afb_req){ .itf = &afb_subcall_req_itf, .closure = subcall }, &subcall->context, api, verb); + afb_apis_call((struct afb_req){ .itf = &afb_subcall_req_itf, .closure = subcall }, &subcall->context, api, verb); subcall_unref(subcall); } diff --git a/src/afb-svc.c b/src/afb-svc.c index c52ad654..20dcdcfc 100644 --- a/src/afb-svc.c +++ b/src/afb-svc.c @@ -64,19 +64,19 @@ struct svc_req }; /* functions for services */ -static void svc_on_event(struct afb_svc *svc, const char *event, int eventid, struct json_object *object); -static void svc_call(struct afb_svc *svc, const char *api, const char *verb, struct json_object *args, - void (*callback)(void*, int, struct json_object*), void *closure); +static void svc_on_event(void *closure, const char *event, int eventid, struct json_object *object); +static void svc_call(void *closure, const char *api, const char *verb, struct json_object *args, + void (*callback)(void*, int, struct json_object*), void *cbclosure); /* the interface for services */ static const struct afb_service_itf service_itf = { - .call = (void*)svc_call + .call = svc_call }; /* the interface for events */ static const struct afb_evt_itf evt_itf = { - .broadcast = (void*)svc_on_event, - .push = (void*)svc_on_event + .broadcast = svc_on_event, + .push = svc_on_event }; /* functions for requests of services */ @@ -163,8 +163,9 @@ error: /* * Propagates the event to the service */ -static void svc_on_event(struct afb_svc *svc, const char *event, int eventid, struct json_object *object) +static void svc_on_event(void *closure, const char *event, int eventid, struct json_object *object) { + struct afb_svc *svc = closure; svc->on_event(event, object); json_object_put(object); } @@ -172,14 +173,15 @@ static void svc_on_event(struct afb_svc *svc, const char *event, int eventid, st /* * Initiates a call for the service */ -static void svc_call(struct afb_svc *svc, const char *api, const char *verb, struct json_object *args, void (*callback)(void*, int, struct json_object*), void *closure) +static void svc_call(void *closure, const char *api, const char *verb, struct json_object *args, void (*callback)(void*, int, struct json_object*), void *cbclosure) { + struct afb_svc *svc = closure; struct svc_req *svcreq; /* allocates the request */ svcreq = malloc(sizeof *svcreq); if (svcreq == NULL) - return afb_subcall_internal_error(callback, closure); + return afb_subcall_internal_error(callback, cbclosure); /* initialises the request */ afb_context_init(&svcreq->context, svc->session, NULL); @@ -188,7 +190,7 @@ static void svc_call(struct afb_svc *svc, const char *api, const char *verb, str svcreq->refcount = 1; /* makes the call */ - afb_subcall(&svcreq->context, api, verb, args, callback, closure, (struct afb_req){ .itf = &afb_svc_req_itf, .closure = svcreq }); + afb_subcall(&svcreq->context, api, verb, args, callback, cbclosure, (struct afb_req){ .itf = &afb_svc_req_itf, .closure = svcreq }); /* terminates and frees ressources if needed */ svcreq_unref(svcreq); diff --git a/src/afb-ws-json1.c b/src/afb-ws-json1.c index f383868a..8309065d 100644 --- a/src/afb-ws-json1.c +++ b/src/afb-ws-json1.c @@ -220,7 +220,7 @@ static void aws_on_call(struct afb_ws_json1 *ws, const char *api, const char *ve /* emits the call */ r.closure = wsreq; r.itf = &afb_ws_json1_req_itf; - afb_apis_call_(r, &wsreq->context, api, verb); + afb_apis_call(r, &wsreq->context, api, verb); wsreq_unref(wsreq); } |