Embed templates

baked.c

@@ -5,3 +5,6 @@
 #include "baked.h"
 
 INCBIN(gpp1, "gpp1");
+
+INCBIN(tmpl_home, "./tmpls/home.t");
+INCBIN(tmpl_page_missing, "./tmpls/page-missing.t");

baked.h

@@ -7,4 +7,7 @@
 
 INCBIN_EXTERN(gpp1);
 
+INCBIN_EXTERN(tmpl_home);
+INCBIN_EXTERN(tmpl_page_missing);
+
 #endif // BAKED_H_

build.c

@@ -18,6 +18,7 @@ int main(int argc, char ** argv)
                 "./routes.c",
                 "./baked.c",
                 "./gpp.c",
+                "./tmpls.c",
                 "./mongoose.o",
                 "./gpp1"
         ) {
@@ -36,10 +37,10 @@ int main(int argc, char ** argv)
 
             #if DEBUG
                 CMD("cc", "-ggdb", "-I.", "-D_GNU_SOURCE", "-DGEBS_NO_PREFIX", "-o", "./aboba",
-                    "./main.c", "./routes.c", "./baked.c", "./gpp.c", "./mongoose.o");
+                    "./main.c", "./routes.c", "./baked.c", "./gpp.c", "./tmpls.c", "./mongoose.o");
             #else
                 CMD("cc", "-I.", "-D_GNU_SOURCE", "-DGEBS_NO_PREFIX", "-o", "./aboba",
-                    "./main.c", "./routes.c", "./baked.c", "./gpp.c", "./mongoose.o");
+                    "./main.c", "./routes.c", "./baked.c", "./gpp.c", "./tmpls.c", "./mongoose.o");
             #endif
         }
     } else if (strcmp(cmd, "clean") == 0) {

main.c

@@ -10,6 +10,7 @@
 
 #include "routes.h"
 #include "gpp.h"
+#include "tmpls.h"
 
 typedef void (*Route_Handler)(struct mg_connection *conn, struct mg_http_message *msg);
 
@@ -44,6 +45,7 @@ static void init_route_hashtable(void)
 int main(int argc, char ** argv)
 {
     gpp_init();
+    tmpls_init();
 
     mg_log_set(MG_LL_DEBUG);
     struct mg_mgr mgr;
@@ -60,6 +62,7 @@ int main(int argc, char ** argv)
     mg_mgr_free(&mgr);
     shfree(route_hashtable);
     
+    tmpls_deinit();
     gpp_deinit();
 
     return 0;

routes.c

@@ -3,6 +3,7 @@
 
 #include "routes.h"
 #include "gpp.h"
+#include "tmpls.h"
 
 void route_page_not_found(struct mg_connection *conn, struct mg_http_message *msg)
 {
@@ -13,7 +14,11 @@ void route_page_not_found(struct mg_connection *conn, struct mg_http_message *ms
 
     String_Builder out = {0};
     defer { sb_free(&out); }
-    bool ok = gpp_run("./tmpls/page-missing.t", &env, &out);
+    
+    char path[PATH_MAX] = {0};
+    tmpl_get_path_by_key(TMPL_PAGE_MISSING, path, sizeof(path));
+
+    bool ok = gpp_run(path, &env, &out);
     sb_finish(&out);
 
     if (!ok) {
@@ -42,7 +47,11 @@ void route_home(struct mg_connection *conn, struct mg_http_message *msg)
 
     String_Builder out = {0};
     defer { sb_free(&out); }
-    bool ok = gpp_run("./tmpls/index.t", &env, &out);
+
+    char path[PATH_MAX] = {0};
+    tmpl_get_path_by_key(TMPL_HOME, path, sizeof(path));
+    
+    bool ok = gpp_run(path, &env, &out);
     sb_finish(&out);
 
     if (!ok) {

tmpls.c

@@ -0,0 +1,43 @@
+#include <sys/mman.h>
+#include <fcntl.h>
+
+#include "gebs/gebs.h"
+#include "stb/stb_ds.h"
+
+#include "tmpls.h"
+#include "baked.h"
+
+Template *tmpls = NULL;
+
+void create_tmpl(char *name, const unsigned char *data, size_t size)
+{
+    int fd = memfd_create(name, 0);
+    if (fd < 0) {
+        LOGE("Could not create file for template %s. Aborting...\n", name);
+        abort();
+    }
+    write(fd, data, size);
+
+    shput(tmpls, name, fd);
+}
+
+void tmpls_init(void)
+{
+    create_tmpl(TMPL_HOME, tmpl_home_data, tmpl_home_size);
+    create_tmpl(TMPL_PAGE_MISSING, tmpl_page_missing_data, tmpl_page_missing_size);
+}
+
+void tmpls_deinit(void)
+{
+    shfree(tmpls);
+}
+
+void tmpl_get_path_by_key(char *key, char *buf, size_t size)
+{
+    // Check first since we can't have a default value here
+    if (shgeti(tmpls, key) != -1) {
+        int fd = shget(tmpls, key);
+        snprintf(buf, size, "/proc/%d/fd/%d", getpid(), fd);
+    }
+}
+

tmpls.h

@@ -0,0 +1,18 @@
+#ifndef TMPLS_H_
+#define TMPLS_H_
+
+#define TMPL_HOME           "home.t"
+#define TMPL_PAGE_MISSING   "page-missing.t"
+
+typedef struct {
+    char *key;
+    int value;
+} Template;
+
+extern Template *tmpls;
+
+void tmpls_init(void);
+void tmpls_deinit(void);
+void tmpl_get_path_by_key(char *key, char *buf, size_t size);
+
+#endif // TMPLS_H_