*
* Copyright © 2006 Pierre Habouzit
*/
+/*
+ * Copyright notice from original mutt:
+ * Copyright (C) 2001 Thomas Roessler <roessler@does-not-exist.org>
+ */
#ifndef MUTT_LIB_LIB_STR_H
#define MUTT_LIB_LIB_STR_H
-#include <string.h>
-#include "../lib/str.h"
+#define HUGE_STRING 5120
+#define LONG_STRING 1024
+#define STRING 256
+#define SHORT_STRING 128
+
+#define NONULL(x) (x?x:"")
+#define ISSPACE(c) isspace((unsigned char)c)
+
+extern unsigned char const __m_strdigits[128];
+extern signed char const __m_b64digits[128];
+extern char const __m_b64chars[64];
+
+extern char const __m_b36chars_lower[36];
+extern char const __m_b36chars_upper[36];
+
+/****************************************************************************/
+/* conversions */
+/****************************************************************************/
-#include "mem.h"
+static inline int hexval(int c) {
+ return !(c & ~127) && __m_strdigits[c] < 16 ? __m_strdigits[c] : -1;
+}
+
+static inline int base64val(int c) {
+ return (c & ~127) ? -1 : __m_b64digits[c];
+}
-#define NONULL(x) (x?x:"")
+static inline void m_strtolower(char *p) {
+ for (; *p; p++)
+ *p = tolower((unsigned char)*p);
+}
+
+static inline int ascii_toupper(int c) {
+ if ('a' <= c && c <= 'z')
+ return c & ~32;
+
+ return c;
+}
+
+static inline int ascii_tolower(int c) {
+ if ('A' <= c && c <= 'Z')
+ return c | 32;
+
+ return c;
+}
+
+/****************************************************************************/
+/* length related */
+/****************************************************************************/
static inline int m_strisempty(const char *s) {
return !s || !*s;
return p ? p - s : n;
}
-static inline char *m_strdup(const char *s) {
- ssize_t len = m_strlen(s);
- return len ? p_dup(s, len + 1) : NULL;
-}
+/****************************************************************************/
+/* comparisons */
+/****************************************************************************/
static inline int m_strcmp(const char *a, const char *b) {
return strcmp(NONULL(a), NONULL(b));
return strcasecmp(NONULL(a), NONULL(b));
}
-static inline int m_strncmp(const char *a, const char *b, size_t n) {
- return strncmp (NONULL(a), NONULL(b), n);
+static inline int m_strncmp(const char *a, const char *b, ssize_t n) {
+ return strncmp(NONULL(a), NONULL(b), n);
}
-static inline int m_strncasecmp(const char *a, const char *b, size_t n) {
+static inline int m_strncasecmp(const char *a, const char *b, ssize_t n) {
return strncasecmp(NONULL(a), NONULL(b), n);
}
+int ascii_strcasecmp(const char *a, const char *b);
+int ascii_strncasecmp(const char *a, const char *b, ssize_t n);
+
+/****************************************************************************/
+/* making copies */
+/****************************************************************************/
+
+static inline char *m_strdup(const char *s) {
+ ssize_t len = m_strlen(s);
+ return len ? p_dup(s, len + 1) : NULL;
+}
+
+static inline char *m_substrdup(const char *s, const char *end) {
+ return p_dupstr(s, end ? end - s : m_strlen(s));
+}
+
+static inline char *m_strreplace(char **p, const char *s) {
+ p_delete(p);
+ return (*p = m_strdup(s));
+}
+
+static inline ssize_t m_strputc(char *dst, ssize_t n, int c) {
+ if (n > 1) {
+ dst[0] = c;
+ dst[1] = '\0';
+ }
+ return 1;
+}
ssize_t m_strcpy(char *dst, ssize_t n, const char *src);
ssize_t m_strncpy(char *dst, ssize_t n, const char *src, ssize_t l);
return dlen + m_strncpy(dst + dlen, n - dlen, src, l);
}
+/****************************************************************************/
+/* parsing related */
+/****************************************************************************/
+
+static inline const char *m_strchrnul(const char *s, int c) {
+ while (*s && *s != c)
+ s++;
+ return s;
+}
+
+static inline const char *m_strnextsp(const char *s) {
+ while (*s && !isspace((unsigned char)*s))
+ s++;
+ return s;
+}
+
+static inline const char *skipspaces(const char *s) {
+ while (*s && isspace((unsigned char)*s))
+ s++;
+ return s;
+}
+static inline char *vskipspaces(const char *s) {
+ return (char *)skipspaces(s);
+}
+
+char *m_strrtrim(char *s);
+
+/****************************************************************************/
+/* search */
+/****************************************************************************/
+
+const char *
+m_stristrn(const char *haystack, const char *needle, ssize_t nlen);
+
+static inline const char *
+m_stristr(const char *haystack, const char *needle) {
+ return m_stristrn(haystack, needle, m_strlen(needle));
+}
+
#endif /* MUTT_LIB_LIB_STR_H */