* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
-#define _GNU_SOURCE
+#include <config.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
gchar *
g_strndup (const gchar *str, gsize n)
{
+#ifdef HAVE_STRNDUP
return strndup (str, n);
+#else
+ if (str) {
+ char *retval = g_malloc(n+1);
+ if (retval) {
+ strncpy(retval, str, n)[n] = 0;
+ }
+ return retval;
+ }
+ return NULL;
+#endif
}
void
g_free (orig);
}
-gint
+guint
g_strv_length(gchar **str_array)
{
gint length = 0;
gboolean
g_str_has_suffix(const gchar *str, const gchar *suffix)
{
- gint str_length;
- gint suffix_length;
+ size_t str_length;
+ size_t suffix_length;
g_return_val_if_fail(str != NULL, FALSE);
g_return_val_if_fail(suffix != NULL, FALSE);
gboolean
g_str_has_prefix(const gchar *str, const gchar *prefix)
{
- gint str_length;
- gint prefix_length;
+ size_t str_length;
+ size_t prefix_length;
g_return_val_if_fail(str != NULL, FALSE);
g_return_val_if_fail(prefix != NULL, FALSE);
gchar *
g_strconcat (const gchar *first, ...)
{
- g_return_val_if_fail (first != NULL, NULL);
va_list args;
- int total = 0;
+ size_t total = 0;
char *s, *ret;
+ g_return_val_if_fail (first != NULL, NULL);
total += strlen (first);
va_start (args, first);
return ret;
}
+static void
+add_to_vector (gchar ***vector, int size, gchar *token)
+{
+ *vector = *vector == NULL ?
+ (gchar **)g_malloc(2 * sizeof(*vector)) :
+ (gchar **)g_realloc(*vector, (size + 1) * sizeof(*vector));
+
+ (*vector)[size - 1] = token;
+}
+
gchar **
g_strsplit (const gchar *string, const gchar *delimiter, gint max_tokens)
{
- gchar *string_c;
- gchar *strtok_save, **vector;
- gchar *token, *token_c;
+ const gchar *c;
+ gchar *token, **vector;
gint size = 1;
- gint token_length;
+
+ g_return_val_if_fail (string != NULL, NULL);
+ g_return_val_if_fail (delimiter != NULL, NULL);
+ g_return_val_if_fail (delimiter[0] != 0, NULL);
+
+ if (strncmp (string, delimiter, strlen (delimiter)) == 0) {
+ vector = (gchar **)g_malloc (2 * sizeof(vector));
+ vector[0] = g_strdup ("");
+ size++;
+ string += strlen (delimiter);
+ } else {
+ vector = NULL;
+ }
+
+ while (*string && !(max_tokens > 0 && size >= max_tokens)) {
+ c = string;
+ if (strncmp (string, delimiter, strlen (delimiter)) == 0) {
+ token = g_strdup ("");
+ string += strlen (delimiter);
+ } else {
+ while (*string && strncmp (string, delimiter, strlen (delimiter)) != 0) {
+ string++;
+ }
+
+ if (*string) {
+ gsize toklen = (string - c);
+ token = g_strndup (c, toklen);
+
+ /* Need to leave a trailing empty
+ * token if the delimiter is the last
+ * part of the string
+ */
+ if (strcmp (string, delimiter) != 0) {
+ string += strlen (delimiter);
+ }
+ } else {
+ token = g_strdup (c);
+ }
+ }
+
+ add_to_vector (&vector, size, token);
+ size++;
+ }
- g_return_val_if_fail(string != NULL, NULL);
- g_return_val_if_fail(delimiter != NULL, NULL);
- g_return_val_if_fail(delimiter[0] != '\0', NULL);
+ if (*string) {
+ /* Add the rest of the string as the last element */
+ add_to_vector (&vector, size, g_strdup (string));
+ size++;
+ }
- token_length = strlen(string);
- string_c = (gchar *)g_malloc(token_length + 1);
- strncpy(string_c, string, token_length);
- string_c[token_length] = '\0';
+ if (vector == NULL) {
+ vector = (gchar **) g_malloc (2 * sizeof (vector));
+ vector [0] = NULL;
+ } else if (size > 0) {
+ vector[size - 1] = NULL;
+ }
- vector = NULL;
- token = (gchar *)strtok_r(string_c, delimiter, &strtok_save);
+ return vector;
+}
+
+static gboolean
+charcmp (gchar testchar, const gchar *compare)
+{
+ while(*compare) {
+ if (*compare == testchar) {
+ return TRUE;
+ }
+ compare++;
+ }
- while(token != NULL) {
- token_length = strlen(token);
- token_c = (gchar *)g_malloc(token_length + 1);
- strncpy(token_c, token, token_length);
- token_c[token_length] = '\0';
-
- vector = vector == NULL ?
- (gchar **)g_malloc(sizeof(vector)) :
- (gchar **)g_realloc(vector, (size + 1) * sizeof(vector));
+ return FALSE;
+}
+
+gchar **
+g_strsplit_set (const gchar *string, const gchar *delimiter, gint max_tokens)
+{
+ const gchar *c;
+ gchar *token, **vector;
+ gint size = 1;
+
+ g_return_val_if_fail (string != NULL, NULL);
+ g_return_val_if_fail (delimiter != NULL, NULL);
+ g_return_val_if_fail (delimiter[0] != 0, NULL);
- vector[size - 1] = token_c;
+ if (charcmp (*string, delimiter)) {
+ vector = (gchar **)g_malloc (2 * sizeof(vector));
+ vector[0] = g_strdup ("");
size++;
+ string++;
+ } else {
+ vector = NULL;
+ }
- if(max_tokens > 0 && size >= max_tokens) {
- if(size > max_tokens) {
- break;
+ c = string;
+ while (*string && !(max_tokens > 0 && size >= max_tokens)) {
+ if (charcmp (*string, delimiter)) {
+ gsize toklen = (string - c);
+ if (toklen == 0) {
+ token = g_strdup ("");
+ } else {
+ token = g_strndup (c, toklen);
}
+
+ c = string + 1;
+
+ add_to_vector (&vector, size, token);
+ size++;
+ }
- token = strtok_save;
+ string++;
+ }
+
+ if (max_tokens > 0 && size >= max_tokens) {
+ if (*string) {
+ /* Add the rest of the string as the last element */
+ add_to_vector (&vector, size, g_strdup (string));
+ size++;
+ }
+ } else {
+ if (*c) {
+ /* Fill in the trailing last token */
+ add_to_vector (&vector, size, g_strdup (c));
+ size++;
} else {
- token = (gchar *)strtok_r(NULL, delimiter, &strtok_save);
+ /* Need to leave a trailing empty token if the
+ * delimiter is the last part of the string
+ */
+ add_to_vector (&vector, size, g_strdup (""));
+ size++;
}
}
-
- vector[size - 1] = NULL;
- g_free(string_c);
- string_c = NULL;
-
+
+ if (vector == NULL) {
+ vector = (gchar **) g_malloc (2 * sizeof (vector));
+ vector [0] = NULL;
+ } else if (size > 0) {
+ vector[size - 1] = NULL;
+ }
+
return vector;
}
gchar *
g_strreverse (gchar *str)
{
- guint len, half;
- gint i;
+ size_t len, half;
+ size_t i;
gchar c;
if (str == NULL)
{
va_list args;
char *res, *s;
- int len, slen;
+ size_t len, slen;
if (separator != NULL)
slen = strlen (separator);
return res;
}
+gchar *
+g_strjoinv (const gchar *separator, gchar **str_array)
+{
+ char *res;
+ size_t slen, len, i;
+
+ if (separator != NULL)
+ slen = strlen (separator);
+ else
+ slen = 0;
+
+ len = 0;
+ for (i = 0; str_array [i] != NULL; i++){
+ len += strlen (str_array [i]);
+ len += slen;
+ }
+ if (len == 0)
+ return g_strdup ("");
+ if (slen > 0 && len > 0)
+ len -= slen;
+ len++;
+ res = g_malloc (len);
+ strcpy (res, str_array [0]);
+ for (i = 1; str_array [i] != NULL; i++){
+ if (separator != NULL)
+ strcat (res, separator);
+ strcat (res, str_array [i]);
+ }
+ return res;
+}
+
gchar *
g_strchug (gchar *str)
{
- gint len;
+ size_t len;
gchar *tmp;
if (str == NULL)
return ret;
}
+static const char hx [] = { '0', '1', '2', '3', '4', '5', '6', '7',
+ '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
+
+static gboolean
+char_needs_encoding (char c)
+{
+ if (((unsigned char)c) >= 0x80)
+ return TRUE;
+
+ if ((c >= '@' && c <= 'Z') ||
+ (c >= 'a' && c <= 'z') ||
+ (c >= '&' && c < 0x3b) ||
+ (c == '!') || (c == '$') || (c == '_') || (c == '=') || (c == '~'))
+ return FALSE;
+ return TRUE;
+}
+
+gchar *
+g_filename_to_uri (const gchar *filename, const gchar *hostname, GError **error)
+{
+ size_t n;
+ char *ret, *rp;
+ const char *p;
+#ifdef G_OS_WIN32
+ const char *uriPrefix = "file:///";
+#else
+ const char *uriPrefix = "file://";
+#endif
+
+ g_return_val_if_fail (filename != NULL, NULL);
+
+ if (hostname != NULL)
+ g_warning ("%s", "eglib: g_filename_to_uri: hostname not handled");
+
+ if (!g_path_is_absolute (filename)){
+ if (error != NULL)
+ *error = g_error_new (NULL, 2, "Not an absolute filename");
+
+ return NULL;
+ }
+
+ n = strlen (uriPrefix) + 1;
+ for (p = filename; *p; p++){
+#ifdef G_OS_WIN32
+ if (*p == '\\') {
+ n++;
+ continue;
+ }
+#endif
+ if (char_needs_encoding (*p))
+ n += 3;
+ else
+ n++;
+ }
+ ret = g_malloc (n);
+ strcpy (ret, uriPrefix);
+ for (p = filename, rp = ret + strlen (ret); *p; p++){
+#ifdef G_OS_WIN32
+ if (*p == '\\') {
+ *rp++ = '/';
+ continue;
+ }
+#endif
+ if (char_needs_encoding (*p)){
+ *rp++ = '%';
+ *rp++ = hx [((unsigned char)(*p)) >> 4];
+ *rp++ = hx [((unsigned char)(*p)) & 0xf];
+ } else
+ *rp++ = *p;
+ }
+ *rp = 0;
+ return ret;
+}
+
+static int
+decode (char p)
+{
+ if (p >= '0' && p <= '9')
+ return p - '0';
+ if (p >= 'A' && p <= 'F')
+ return p - 'A';
+ if (p >= 'a' && p <= 'f')
+ return p - 'a';
+ g_assert_not_reached ();
+ return 0;
+}
+
+gchar *
+g_filename_from_uri (const gchar *uri, gchar **hostname, GError **error)
+{
+ const char *p;
+ char *r, *result;
+ int flen = 0;
+
+ g_return_val_if_fail (uri != NULL, NULL);
+
+ if (hostname != NULL)
+ g_warning ("%s", "eglib: g_filename_from_uri: hostname not handled");
+
+ if (strncmp (uri, "file:///", 8) != 0){
+ if (error != NULL)
+ *error = g_error_new (NULL, 2, "URI does not start with the file: scheme");
+ return NULL;
+ }
+
+ for (p = uri + 8; *p; p++){
+ if (*p == '%'){
+ if (p [1] && p [2] && isxdigit (p [1]) && isxdigit (p [2])){
+ p += 2;
+ } else {
+ if (error != NULL)
+ *error = g_error_new (NULL, 2, "URI contains an invalid escape sequence");
+ return NULL;
+ }
+ }
+ flen++;
+ }
+#ifndef G_OS_WIN32
+ flen++;
+#endif
+
+ result = g_malloc (flen + 1);
+ result [flen] = 0;
+
+#ifndef G_OS_WIN32
+ *result = '/';
+ r = result + 1;
+#else
+ r = result;
+#endif
+
+ for (p = uri + 8; *p; p++){
+ if (*p == '%'){
+ *r++ = (char)((decode (p [1]) << 4) | decode (p [2]));
+ p += 2;
+ } else
+ *r++ = *p;
+ flen++;
+ }
+ return result;
+}
+
+void
+g_strdown (gchar *string)
+{
+ g_return_if_fail (string != NULL);
+
+ while (*string){
+ *string = (gchar)tolower (*string);
+ string++;
+ }
+}
+
+gchar
+g_ascii_tolower (gchar c)
+{
+ return c >= 'A' && c <= 'Z' ? c + ('a' - 'A') : c;
+}
+
+gchar *
+g_ascii_strdown (const gchar *str, gssize len)
+{
+ char *ret;
+ int i;
+
+ g_return_val_if_fail (str != NULL, NULL);
+
+ if (len == -1)
+ len = strlen (str);
+
+ ret = g_malloc (len + 1);
+ for (i = 0; i < len; i++)
+ ret [i] = (guchar) g_ascii_tolower (str [i]);
+ ret [i] = 0;
+
+ return ret;
+}
+
+gint
+g_ascii_strncasecmp (const gchar *s1, const gchar *s2, gsize n)
+{
+ gsize i;
+
+ g_return_val_if_fail (s1 != NULL, 0);
+ g_return_val_if_fail (s2 != NULL, 0);
+
+ for (i = 0; i < n; i++){
+ gchar c1 = g_ascii_tolower (*s1++);
+ gchar c2 = g_ascii_tolower (*s2++);
+
+ if (c1 == c2)
+ continue;
+
+ if (c1 == 0)
+ return -1;
+ if (c2 == 0)
+ return 1;
+ return c1-c2;
+ }
+ return 0;
+}
+
+gchar *
+g_strdelimit (gchar *string, const gchar *delimiters, gchar new_delimiter)
+{
+ gchar *ptr;
+
+ g_return_val_if_fail (string != NULL, NULL);
+
+ if (delimiters == NULL)
+ delimiters = G_STR_DELIMITERS;
+
+ for (ptr = string; *ptr; ptr++) {
+ if (strchr (delimiters, *ptr))
+ *ptr = new_delimiter;
+ }
+
+ return string;
+}
+
+gsize
+g_strlcpy (gchar *dest, const gchar *src, gsize dest_size)
+{
+#ifdef HAVE_STRLCPY
+ return strlcpy (dest, src, dest_size);
+#else
+ gchar *d;
+ const gchar *s;
+ gchar c;
+ gsize len;
+
+ g_return_val_if_fail (src != NULL, 0);
+ g_return_val_if_fail (dest != NULL, 0);
+
+ len = dest_size;
+ if (len == 0)
+ return 0;
+
+ s = src;
+ d = dest;
+ while (--len) {
+ c = *s++;
+ *d++ = c;
+ if (c == '\0')
+ return (dest_size - len - 1);
+ }
+
+ /* len is 0 i we get here */
+ *d = '\0';
+ /* we need to return the length of src here */
+ while (*s++) ; /* instead of a plain strlen, we use 's' */
+ return s - src - 1;
+#endif
+}
+
+static const gchar escaped_dflt [256] = {
+ 1, 1, 1, 1, 1, 1, 1, 1, 'b', 't', 'n', 1, 'f', 'r', 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 0, 0, '"', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, '\\', 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
+};
+gchar *
+g_strescape (const gchar *source, const gchar *exceptions)
+{
+ gchar escaped [256];
+ const gchar *ptr;
+ gchar c;
+ gchar op;
+ gchar *result;
+ gchar *res_ptr;
+
+ g_return_val_if_fail (source != NULL, NULL);
+
+ memcpy (escaped, escaped_dflt, 256);
+ if (exceptions != NULL) {
+ for (ptr = exceptions; *ptr; ptr++)
+ escaped [(int) *ptr] = 0;
+ }
+ result = g_malloc (strlen (source) * 4 + 1); /* Worst case: everything octal. */
+ res_ptr = result;
+ for (ptr = source; *ptr; ptr++) {
+ c = *ptr;
+ op = escaped [(int) c];
+ if (op == 0) {
+ *res_ptr++ = c;
+ } else {
+ *res_ptr++ = '\\';
+ if (op != 1) {
+ *res_ptr++ = op;
+ } else {
+ *res_ptr++ = '0' + ((c >> 6) & 3);
+ *res_ptr++ = '0' + ((c >> 3) & 7);
+ *res_ptr++ = '0' + (c & 7);
+ }
+ }
+ }
+ *res_ptr = '\0';
+ return result;
+}
+
+gint
+g_ascii_xdigit_value (gchar c)
+{
+ return ((isxdigit (c) == 0) ? -1 :
+ ((c >= '0' && c <= '9') ? (c - '0') :
+ ((c >= 'a' && c <= 'f') ? (c - 'a' + 10) :
+ (c - 'A' + 10))));
+}
+
+gchar *
+g_strnfill (gsize length, gchar fill_char)
+{
+ gchar *ret = g_new (gchar, length + 1);
+
+ memset (ret, fill_char, length);
+ ret [length] = 0;
+ return ret;
+}