diff options
author | 2009-12-27 10:37:24 -0500 | |
---|---|---|
committer | 2009-12-27 10:37:24 -0500 | |
commit | d14fddf5c814d77030a2bf1885ac2e955c8c961e (patch) | |
tree | 860e97379bc9422f4f7bd8fade58f9752afd92d9 /src/c/urweb.c | |
parent | 2ace64baba707b2e76778c74789735263eb50823 (diff) |
All three current protocols work with move to using uw_app
Diffstat (limited to 'src/c/urweb.c')
-rw-r--r-- | src/c/urweb.c | 145 |
1 files changed, 67 insertions, 78 deletions
diff --git a/src/c/urweb.c b/src/c/urweb.c index 4a0306e0..455b3e1e 100644 --- a/src/c/urweb.c +++ b/src/c/urweb.c @@ -1,4 +1,4 @@ -#define _XOPEN_SOURCE 500 +#define _XOPEN_SOURCE 600 #include <stdlib.h> #include <stdio.h> @@ -9,6 +9,8 @@ #include <stdarg.h> #include <assert.h> #include <ctype.h> +#include <sys/types.h> +#include <sys/socket.h> #include <pthread.h> @@ -287,14 +289,14 @@ static void client_send(client *c, buf *msg) { // Global entry points -extern void uw_client_init(); - void uw_global_init() { srand(time(NULL) ^ getpid()); clients = malloc(0); +} - uw_client_init(); +void uw_app_init(uw_app *app) { + app->client_init(); } @@ -349,13 +351,15 @@ typedef struct { } global; struct uw_context { + uw_app *app; + char *(*get_header)(void *, const char *); void *get_header_data; buf outHeaders, page, heap, script; int returning_indirectly; input *inputs, *subinputs, *cur_container; - size_t n_subinputs, used_subinputs; + size_t sz_inputs, n_subinputs, used_subinputs; int source_count; @@ -367,15 +371,13 @@ struct uw_context { cleanup *cleanup, *cleanup_front, *cleanup_back; - const char *script_header, *url_prefix; + const char *script_header; int needs_push, needs_sig; size_t n_deltas, used_deltas; delta *deltas; - int timeout; - client *client; transactional *transactionals; @@ -389,11 +391,11 @@ struct uw_context { char error_message[ERROR_BUF_LEN]; }; -extern int uw_inputs_len, uw_timeout; - uw_context uw_init() { uw_context ctx = malloc(sizeof(struct uw_context)); + ctx->app = NULL; + ctx->get_header = NULL; ctx->get_header_data = NULL; @@ -404,10 +406,10 @@ uw_context uw_init() { buf_init(&ctx->script, 1); ctx->script.start[0] = 0; - ctx->inputs = calloc(uw_inputs_len, sizeof(input)); + ctx->inputs = malloc(0); ctx->cur_container = NULL; ctx->subinputs = malloc(0); - ctx->n_subinputs = ctx->used_subinputs = 0; + ctx->sz_inputs = ctx->n_subinputs = ctx->used_subinputs = 0; ctx->db = NULL; @@ -416,7 +418,6 @@ uw_context uw_init() { ctx->cleanup_front = ctx->cleanup_back = ctx->cleanup = malloc(0); ctx->script_header = ""; - ctx->url_prefix = "/"; ctx->needs_push = 0; ctx->needs_sig = 0; @@ -427,8 +428,6 @@ uw_context uw_init() { ctx->n_deltas = ctx->used_deltas = 0; ctx->deltas = malloc(0); - ctx->timeout = uw_timeout; - ctx->client = NULL; ctx->error_message[0] = 0; @@ -444,6 +443,16 @@ uw_context uw_init() { return ctx; } +void uw_set_app(uw_context ctx, uw_app *app) { + ctx->app = app; + + if (app->inputs_len > ctx->sz_inputs) { + ctx->sz_inputs = app->inputs_len; + ctx->inputs = realloc(ctx->inputs, ctx->sz_inputs * sizeof(input)); + memset(ctx->inputs, 0, ctx->sz_inputs * sizeof(input)); + } +} + void uw_set_db(uw_context ctx, void *db) { ctx->db = db; } @@ -499,19 +508,16 @@ void uw_reset_keep_request(uw_context ctx) { void uw_reset(uw_context ctx) { uw_reset_keep_request(ctx); - memset(ctx->inputs, 0, uw_inputs_len * sizeof(input)); + memset(ctx->inputs, 0, ctx->app->inputs_len * sizeof(input)); memset(ctx->subinputs, 0, ctx->n_subinputs * sizeof(input)); ctx->used_subinputs = 0; } -void uw_db_init(uw_context); -void uw_handle(uw_context, char *); - failure_kind uw_begin_init(uw_context ctx) { int r = setjmp(ctx->jmp_buf); if (r == 0) - uw_db_init(ctx); + ctx->app->db_init(ctx); return r; } @@ -521,8 +527,6 @@ void uw_set_headers(uw_context ctx, char *(*get_header)(void *, const char *), v ctx->get_header_data = get_header_data; } -int uw_db_begin(uw_context); - static void uw_set_error(uw_context ctx, const char *fmt, ...) { va_list ap; va_start(ap, fmt); @@ -600,10 +604,10 @@ failure_kind uw_begin(uw_context ctx, char *path) { int r = setjmp(ctx->jmp_buf); if (r == 0) { - if (uw_db_begin(ctx)) + if (ctx->app->db_begin(ctx)) uw_error(ctx, BOUNDED_RETRY, "Error running SQL BEGIN"); - uw_handle(ctx, path); + ctx->app->handle(ctx, path); } return r; @@ -628,8 +632,6 @@ char *uw_error_message(uw_context ctx) { return ctx->error_message; } -extern int uw_input_num(const char*); - static input *INP(uw_context ctx) { if (ctx->cur_container == NULL) return ctx->inputs; @@ -674,7 +676,7 @@ static input *check_input_space(uw_context ctx, size_t len) { if (ctx->subinputs != new_subinputs) { for (i = 0; i < ctx->used_subinputs; ++i) adjust_input(&new_subinputs[i], ctx->subinputs, new_subinputs, ctx->used_subinputs); - for (i = 0; i < uw_inputs_len; ++i) + for (i = 0; i < ctx->app->inputs_len; ++i) adjust_input(&ctx->inputs[i], ctx->subinputs, new_subinputs, ctx->used_subinputs); adjust_pointer(&ctx->cur_container, ctx->subinputs, new_subinputs, ctx->used_subinputs); @@ -696,7 +698,7 @@ int uw_set_input(uw_context ctx, const char *name, char *value) { //printf("Input name %s\n", name); if (!strcasecmp(name, ".b")) { - int n = uw_input_num(value); + int n = ctx->app->input_num(value); input *inps; if (n < 0) { @@ -704,12 +706,12 @@ int uw_set_input(uw_context ctx, const char *name, char *value) { return -1; } - if (n >= uw_inputs_len) { + if (n >= ctx->app->inputs_len) { uw_set_error(ctx, "For subform name %s, index %d is out of range", value, n); return -1; } - inps = check_input_space(ctx, uw_inputs_len); + inps = check_input_space(ctx, ctx->app->inputs_len); INP(ctx)[n].kind = SUBFORM; INP(ctx)[n].data.subform.parent = ctx->cur_container; @@ -741,14 +743,14 @@ int uw_set_input(uw_context ctx, const char *name, char *value) { return -1; } } else if (!strcasecmp(name, ".s")) { - int n = uw_input_num(value); + int n = ctx->app->input_num(value); if (n < 0) { uw_set_error(ctx, "Bad subforms name %s", value); return -1; } - if (n >= uw_inputs_len) { + if (n >= ctx->app->inputs_len) { uw_set_error(ctx, "For subforms name %s, index %d is out of range", value, n); return -1; } @@ -770,7 +772,7 @@ int uw_set_input(uw_context ctx, const char *name, char *value) { return -1; } - inps = check_input_space(ctx, uw_inputs_len + 1); + inps = check_input_space(ctx, ctx->app->inputs_len + 1); inps->kind = ENTRY; inps->data.entry.parent = ctx->cur_container; @@ -780,7 +782,7 @@ int uw_set_input(uw_context ctx, const char *name, char *value) { inps->data.entry.fields = inps+1; ctx->cur_container = inps; } else { - int n = uw_input_num(name); + int n = ctx->app->input_num(name); if (n < 0) { if (!strcmp(name, "null")) @@ -789,7 +791,7 @@ int uw_set_input(uw_context ctx, const char *name, char *value) { return -1; } - if (n >= uw_inputs_len) { + if (n >= ctx->app->inputs_len) { uw_set_error(ctx, "For input name %s, index %d is out of range", name, n); return -1; } @@ -804,7 +806,7 @@ int uw_set_input(uw_context ctx, const char *name, char *value) { char *uw_get_input(uw_context ctx, int n) { if (n < 0) uw_error(ctx, FATAL, "Negative input index %d", n); - if (n >= uw_inputs_len) + if (n >= ctx->app->inputs_len) uw_error(ctx, FATAL, "Out-of-bounds input index %d", n); switch (INP(ctx)[n].kind) { @@ -828,7 +830,7 @@ char *uw_get_input(uw_context ctx, int n) { char *uw_get_optional_input(uw_context ctx, int n) { if (n < 0) uw_error(ctx, FATAL, "Negative input index %d", n); - if (n >= uw_inputs_len) + if (n >= ctx->app->inputs_len) uw_error(ctx, FATAL, "Out-of-bounds input index %d", n); switch (INP(ctx)[n].kind) { @@ -850,14 +852,14 @@ char *uw_get_optional_input(uw_context ctx, int n) { } int uw_set_file_input(uw_context ctx, const char *name, uw_Basis_file f) { - int n = uw_input_num(name); + int n = ctx->app->input_num(name); if (n < 0) { uw_set_error(ctx, "Bad file input name %s", name); return -1; } - if (n >= uw_inputs_len) { + if (n >= ctx->app->inputs_len) { uw_set_error(ctx, "For file input name %s, index %d is out of range", name, n); return -1; } @@ -870,7 +872,6 @@ int uw_set_file_input(uw_context ctx, const char *name, uw_Basis_file f) { void *uw_malloc(uw_context ctx, size_t len); - static void parents(input *inp) { printf("Stack: %p\n", inp); while (inp) { @@ -902,7 +903,7 @@ static void parents(input *inp) { uw_Basis_file uw_get_file_input(uw_context ctx, int n) { if (n < 0) uw_error(ctx, FATAL, "Negative file input index %d", n); - if (n >= uw_inputs_len) + if (n >= ctx->app->inputs_len) uw_error(ctx, FATAL, "Out-of-bounds file input index %d", n); switch (INP(ctx)[n].kind) { @@ -930,7 +931,7 @@ uw_Basis_file uw_get_file_input(uw_context ctx, int n) { void uw_enter_subform(uw_context ctx, int n) { if (n < 0) uw_error(ctx, FATAL, "Negative subform index %d", n); - if (n >= uw_inputs_len) + if (n >= ctx->app->inputs_len) uw_error(ctx, FATAL, "Out-of-bounds subform index %d", n); switch (INP(ctx)[n].kind) { @@ -969,7 +970,7 @@ int uw_enter_subforms(uw_context ctx, int n) { if (n < 0) uw_error(ctx, FATAL, "Negative subforms index %d", n); - if (n >= uw_inputs_len) + if (n >= ctx->app->inputs_len) uw_error(ctx, FATAL, "Out-of-bounds subforms index %d", n); switch (INP(ctx)[n].kind) { @@ -1028,8 +1029,8 @@ void uw_set_script_header(uw_context ctx, const char *s) { ctx->script_header = s; } -void uw_set_url_prefix(uw_context ctx, const char *s) { - ctx->url_prefix = s; +const char *uw_get_url_prefix(uw_context ctx) { + return ctx->app->url_prefix; } void uw_set_needs_push(uw_context ctx, int n) { @@ -1204,12 +1205,10 @@ uw_Basis_string uw_Basis_maybe_onunload(uw_context ctx, uw_Basis_string s) { } } -extern uw_Basis_string uw_cookie_sig(uw_context); - const char *uw_Basis_get_settings(uw_context ctx, uw_unit u) { if (ctx->client == NULL) { if (ctx->needs_sig) { - char *sig = uw_cookie_sig(ctx); + char *sig = ctx->app->cookie_sig(ctx); char *r = uw_malloc(ctx, strlen(sig) + 8); sprintf(r, "sig=\"%s\";", sig); return r; @@ -1217,14 +1216,14 @@ const char *uw_Basis_get_settings(uw_context ctx, uw_unit u) { else return ""; } else { - char *sig = ctx->needs_sig ? uw_cookie_sig(ctx) : ""; - char *r = uw_malloc(ctx, 59 + 3 * INTS_MAX + strlen(ctx->url_prefix) + char *sig = ctx->needs_sig ? ctx->app->cookie_sig(ctx) : ""; + char *r = uw_malloc(ctx, 59 + 3 * INTS_MAX + strlen(ctx->app->url_prefix) + (ctx->needs_sig ? strlen(sig) + 7 : 0)); sprintf(r, "client_id=%u;client_pass=%d;url_prefix=\"%s\";timeout=%d;%s%s%slistener();", ctx->client->id, ctx->client->pass, - ctx->url_prefix, - ctx->timeout, + ctx->app->url_prefix, + ctx->app->timeout, ctx->needs_sig ? "sig=\"" : "", sig, ctx->needs_sig ? "\";" : ""); @@ -2766,9 +2765,6 @@ uw_unit uw_Basis_send(uw_context ctx, uw_Basis_channel chn, uw_Basis_string msg) return uw_unit_v; } -int uw_db_commit(uw_context); -int uw_db_rollback(uw_context); - void uw_commit(uw_context ctx) { unsigned i; @@ -2782,7 +2778,7 @@ void uw_commit(uw_context ctx) { if (ctx->transactionals[i].commit) ctx->transactionals[i].commit(ctx->transactionals[i].data); - if (uw_db_commit(ctx)) + if (ctx->app->db_commit(ctx)) uw_error(ctx, FATAL, "Error running SQL COMMIT"); for (i = 0; i < ctx->used_deltas; ++i) { @@ -2855,7 +2851,7 @@ int uw_rollback(uw_context ctx) { if (ctx->transactionals[i].free) ctx->transactionals[i].free(ctx->transactionals[i].data); - return uw_db_rollback(ctx); + return ctx->app->db_rollback(ctx); } void uw_register_transactional(uw_context ctx, void *data, uw_callback commit, uw_callback rollback, @@ -2874,16 +2870,14 @@ void uw_register_transactional(uw_context ctx, void *data, uw_callback commit, u // "Garbage collection" -void uw_expunger(uw_context ctx, uw_Basis_client cli); - static failure_kind uw_expunge(uw_context ctx, uw_Basis_client cli) { int r = setjmp(ctx->jmp_buf); if (r == 0) { - if (uw_db_begin(ctx)) + if (ctx->app->db_begin(ctx)) uw_error(ctx, FATAL, "Error running SQL BEGIN"); - uw_expunger(ctx, cli); - if (uw_db_commit(ctx)) + ctx->app->expunger(ctx, cli); + if (ctx->app->db_commit(ctx)) uw_error(ctx, FATAL, "Error running SQL COMMIT"); } @@ -2894,7 +2888,7 @@ void uw_prune_clients(uw_context ctx) { client *c, *next, *prev = NULL; time_t cutoff; - cutoff = time(NULL) - uw_timeout; + cutoff = time(NULL) - ctx->app->timeout; pthread_mutex_lock(&clients_mutex); @@ -2911,14 +2905,14 @@ void uw_prune_clients(uw_context ctx) { while (fk == UNLIMITED_RETRY) { fk = uw_expunge(ctx, c->id); if (fk == UNLIMITED_RETRY) { - uw_db_rollback(ctx); + ctx->app->db_rollback(ctx); printf("Unlimited retry during expunge: %s\n", uw_error_message(ctx)); } } if (fk == SUCCESS) free_client(c); else { - uw_db_rollback(ctx); + ctx->app->db_rollback(ctx); fprintf(stderr, "Expunge blocked by error: %s\n", uw_error_message(ctx)); } } @@ -2930,25 +2924,20 @@ void uw_prune_clients(uw_context ctx) { pthread_mutex_unlock(&clients_mutex); } -void uw_initializer(uw_context ctx); - failure_kind uw_initialize(uw_context ctx) { int r = setjmp(ctx->jmp_buf); if (r == 0) { - if (uw_db_begin(ctx)) + if (ctx->app->db_begin(ctx)) uw_error(ctx, FATAL, "Error running SQL BEGIN"); - uw_initializer(ctx); - if (uw_db_commit(ctx)) + ctx->app->initializer(ctx); + if (ctx->app->db_commit(ctx)) uw_error(ctx, FATAL, "Error running SQL COMMIT"); } return r; } -extern int uw_check_url(const char *); -extern int uw_check_mime(const char *); - static int url_bad(uw_Basis_string s) { for (; *s; ++s) if (!isgraph(*s)) @@ -2960,7 +2949,7 @@ static int url_bad(uw_Basis_string s) { uw_Basis_string uw_Basis_bless(uw_context ctx, uw_Basis_string s) { if (url_bad(s)) uw_error(ctx, FATAL, "Invalid URL %s", uw_Basis_htmlifyString(ctx, s)); - if (uw_check_url(s)) + if (ctx->app->check_url(s)) return s; else uw_error(ctx, FATAL, "Disallowed URL %s", uw_Basis_htmlifyString(ctx, s)); @@ -2969,7 +2958,7 @@ uw_Basis_string uw_Basis_bless(uw_context ctx, uw_Basis_string s) { uw_Basis_string uw_Basis_checkUrl(uw_context ctx, uw_Basis_string s) { if (url_bad(s)) return NULL; - if (uw_check_url(s)) + if (ctx->app->check_url(s)) return s; else return NULL; @@ -2987,7 +2976,7 @@ uw_Basis_string uw_Basis_blessMime(uw_context ctx, uw_Basis_string s) { if (!mime_format(s)) uw_error(ctx, FATAL, "MIME type \"%s\" contains invalid character", uw_Basis_htmlifyString(ctx, s)); - if (uw_check_mime(s)) + if (ctx->app->check_mime(s)) return s; else uw_error(ctx, FATAL, "Disallowed MIME type %s", uw_Basis_htmlifyString(ctx, s)); @@ -2997,7 +2986,7 @@ uw_Basis_string uw_Basis_checkMime(uw_context ctx, uw_Basis_string s) { if (!mime_format(s)) return NULL; - if (uw_check_mime(s)) + if (ctx->app->check_mime(s)) return s; else return NULL; @@ -3020,7 +3009,7 @@ uw_Basis_string uw_Basis_makeSigString(uw_context ctx, uw_Basis_string sig) { } uw_Basis_string uw_Basis_sigString(uw_context ctx, uw_unit u) { - return uw_cookie_sig(ctx); + return ctx->app->cookie_sig(ctx); } uw_Basis_string uw_Basis_fileName(uw_context ctx, uw_Basis_file f) { |