content-parser: rewrote inline parser.

parser is stricter now, and won't produce invalid HTML anymore.

1 files changed, 41 insertions, 0 deletions

diff --git a/src/utils.c b/src/utils.c
index 855b503..d7362a6 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -287,6 +287,27 @@ sb_str_replace(const char *str, const char search, const char *replace)
 }
 
 
+char*
+sb_str_find(const char *str, char c)
+{
+    // this is somewhat similar to strchr, but respects '\' escaping.
+    if (str == NULL)
+        return NULL;
+    if (c == '\0')
+        return (char*) str + strlen(str);
+    for (size_t i = 0; str[i] != '\0'; i++) {
+        if (str[i] == '\\') {
+            i++;
+            continue;
+        }
+        if (str[i] == c) {
+            return (char*) str + i;
+        }
+    }
+    return NULL;
+}
+
+
 void
 sb_strv_free(char **strv)
 {
@@ -425,6 +446,26 @@ sb_string_append_printf(sb_string_t *str, const char *format, ...)
 }
 
 
+sb_string_t*
+sb_string_append_escaped(sb_string_t *str, const char *suffix)
+{
+    if (str == NULL)
+        return NULL;
+    if (suffix == NULL)
+        return str;
+    bool escaped = false;
+    for (size_t i = 0; suffix[i] != '\0'; i++) {
+        if (suffix[i] == '\\' && !escaped) {
+            escaped = true;
+            continue;
+        }
+        escaped = false;
+        str = sb_string_append_c(str, suffix[i]);
+    }
+    return str;
+}
+
+
 sb_trie_t*
 sb_trie_new(sb_free_func_t free_func)
 {