Initial revision

1 files changed, 78 insertions, 0 deletions

diff --git a/mime.c b/mime.c
new file mode 100644
index 0000000..f1e6618
--- /dev/null
+++ b/mime.c
@@ -0,0 +1,78 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+
+#include "httpd.h"
+
+/* ----------------------------------------------------------------- */
+
+struct MIME {
+    char  ext[8];
+    char  type[64];
+};
+
+static char         *mime_default;
+static struct MIME  *mime_types;
+static int           mime_count;
+
+/* ----------------------------------------------------------------- */
+
+static void
+add_mime(char *ext, char *type)
+{
+    if (0 == (mime_count % 64))
+	mime_types = realloc(mime_types,(mime_count+64)*sizeof(struct MIME));
+    strcpy(mime_types[mime_count].ext, ext);
+    strcpy(mime_types[mime_count].type,type);
+    mime_count++;
+}
+
+char*
+get_mime(char *file)
+{
+    int i;
+    char *ext;
+
+    ext = strrchr(file,'.');
+    if (NULL == ext)
+	return mime_default;
+    ext++;
+    for (i = 0; i < mime_count; i++) {
+	if (0 == strcasecmp(ext,mime_types[i].ext))
+	    return mime_types[i].type;
+    }
+    return mime_default;
+}
+
+void
+init_mime(char *file,char *def)
+{
+    FILE *fp;
+    char line[128], type[64], ext[8];
+    int  len,off;
+
+    mime_default = strdup(def);
+    if (NULL == (fp = fopen(file,"r"))) {
+	fprintf(stderr,"open %s: %s\n",file,strerror(errno));
+	return;
+    }
+    while (NULL != fgets(line,127,fp)) {
+	if (line[0] == '#')
+	    continue;
+	if (1 != sscanf(line,"%63s%n",type,&len))
+	    continue;
+	off = len;
+	for (;;) {
+	    if (1 != sscanf(line+off,"%7s%n",ext,&len))
+		break;
+	    off += len;
+	    add_mime(ext,type);
+	}
+    }
+    fclose(fp);
+}