mirror of
https://github.com/Ponce/slackbuilds
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47 lines
1.5 KiB
Diff
47 lines
1.5 KiB
Diff
###################################################################
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# Encode < > to HTML.
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###################################################################
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diff -Naur '--exclude=.git' bb/src/protocol/gopher/gopher.c cc/src/protocol/gopher/gopher.c
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--- bb/src/protocol/gopher/gopher.c 2020-01-14 03:26:41.791778387 +0000
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+++ cc/src/protocol/gopher/gopher.c 2020-01-14 06:19:56.964025440 +0000
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@@ -620,6 +620,25 @@
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return line[0] == '.' && !line[1] ? NULL : line;
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}
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+/* substring replacement */
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+static void
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+str_replace(char * in_string, char * s_string, char * r_string)
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+{
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+ /* max == replace all characters */
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+ char temp[strlen(in_string) * (strlen(r_string) - strlen(s_string)) + 1];
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+ char * pos;
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+
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+ if (!(pos = strstr(in_string, s_string)))
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+ return;
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+
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+ strncpy(temp, in_string, pos - in_string);
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+ temp[pos - in_string] = 0;
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+ sprintf(temp + (pos - in_string), "%s%s", r_string, pos + 1);
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+ in_string[0] = 0;
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+ strcpy(in_string, temp);
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+ return str_replace(in_string, s_string, r_string);
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+}
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+
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/* Parse a Gopher Menu document */
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static struct connection_state
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read_gopher_directory_data(struct connection *conn, struct read_buffer *rb)
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@@ -639,6 +658,14 @@
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return connection_state(S_OUT_OF_MEM);
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}
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+ /* Lines with characters that need to be converted to html */
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+ if (strstr(rb->data, "<")) {
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+ str_replace(rb->data, "<", "<");
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+ }
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+ if (strstr(rb->data, ">")) {
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+ str_replace(rb->data, ">", ">");
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+ }
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+
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while ((end = get_gopher_line_end(rb->data, rb->length))) {
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unsigned char *line = check_gopher_last_line(rb->data, end);
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