Move to mime file

FossilOrigin-Name: 613210e2664cf18ce97174b814ca90655f0e65ab590af88cb202c9f35c90a8da

src/mime.c

@@ -0,0 +1,61 @@
+/*
+ * Treebird - Lightweight frontend for Pleroma
+ * Copyright (C) 2022 Nekobit
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <fcgi_stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include "mime.h"
+
+char* get_mime_boundary()
+{
+    if (!getenv("CONTENT_TYPE")) return 1;
+
+    // Data gets changed in place
+    char* content_type = malloc(strlen(getenv("CONTENT_TYPE"))+1);
+    if (!content_type)
+    {
+        perror("malloc");
+        exit(1);
+    }
+
+    char* bound_str;
+    char* boundary;
+
+    /* Tmp reading variables */
+    char* tmp;
+
+    if (strstr(content_type, "multipart/form-data") == NULL ||
+        (bound_str = strstr(content_type, "boundary")) == NULL)
+        goto error;
+
+    bound_str += sizeof("boundary")-1;
+
+    boundary = (tmp = strchr(bound_str, '\"')) ? tmp :
+        strchr(bound_str, '=');
+    if (!boundary)
+        goto error;
+    boundary++;
+
+    if ((tmp = strchr(boundary, '\"')))
+        *tmp = '\0';
+
+    return 0;
+error:
+    free(content_type);
+    return 1;
+}

src/mime.h

@@ -0,0 +1,25 @@
+/*
+ * Treebird - Lightweight frontend for Pleroma
+ * Copyright (C) 2022 Nekobit
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef MIME_H
+#define MIME_H
+
+char* get_mime_boundary();
+char* read_mime_data(char* boundary, char* begin, struct http_mime_info* info);
+
+#endif /* MIME_H */

src/status.c

@@ -46,37 +46,6 @@ struct status_args
     struct mstdnt_status* status;
 };
 
-/* A cheap parser for multipart data
- * It is designed only for files, don't use this for anything else */
-static int parse_files(char*** files, size_t* files_len)
-{
-    char* content_type = getenv("CONTENT_TYPE");
-
-    char* bound_str;
-    char* boundary;
-
-    /* Tmp reading variables */
-    char* tmp;
-
-    if (strstr(content_type, "multipart/form-data") == NULL ||
-        (bound_str = strstr(content_type, "boundary")) == NULL)
-        return 1;
-
-    bound_str += sizeof("boundary")-1;
-
-    boundary = (tmp = strchr(bound_str, '\"')) ? tmp :
-        strchr(bound_str, '=');
-    if (!boundary)
-        return 1;
-    boundary++;
-
-    if ((tmp = strchr(boundary, '\"')))
-        *tmp = '\0';
-
-    return 0;
-}
-
-
 int try_post_status(struct session* ssn, mastodont_t* api)
 {
     if (!(ssn->post.content)) return 1;
@@ -86,12 +55,6 @@ int try_post_status(struct session* ssn, mastodont_t* api)
     char** files;
     size_t files_len;
 
-    if (parse_files(&files, &files_len) == 0)
-    {
-
-    }
-    return 1;
-
     // Cookie copy and read
     struct mstdnt_args args = {
         .content_type = "text/plain",