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path: root/plugins/FTPFileYM/curl/lib/non-ascii.c
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-rw-r--r--plugins/FTPFileYM/curl/lib/non-ascii.c343
1 files changed, 343 insertions, 0 deletions
diff --git a/plugins/FTPFileYM/curl/lib/non-ascii.c b/plugins/FTPFileYM/curl/lib/non-ascii.c
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index 0000000000..91d6a54fcb
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+++ b/plugins/FTPFileYM/curl/lib/non-ascii.c
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+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+
+#include "curl_setup.h"
+
+#ifdef CURL_DOES_CONVERSIONS
+
+#include <curl/curl.h>
+
+#include "non-ascii.h"
+#include "formdata.h"
+#include "sendf.h"
+#include "urldata.h"
+
+#include "curl_memory.h"
+/* The last #include file should be: */
+#include "memdebug.h"
+
+#ifdef HAVE_ICONV
+#include <iconv.h>
+/* set default codesets for iconv */
+#ifndef CURL_ICONV_CODESET_OF_NETWORK
+#define CURL_ICONV_CODESET_OF_NETWORK "ISO8859-1"
+#endif
+#ifndef CURL_ICONV_CODESET_FOR_UTF8
+#define CURL_ICONV_CODESET_FOR_UTF8 "UTF-8"
+#endif
+#define ICONV_ERROR (size_t)-1
+#endif /* HAVE_ICONV */
+
+/*
+ * Curl_convert_clone() returns a malloced copy of the source string (if
+ * returning CURLE_OK), with the data converted to network format.
+ */
+CURLcode Curl_convert_clone(struct SessionHandle *data,
+ const char *indata,
+ size_t insize,
+ char **outbuf)
+{
+ char *convbuf;
+ CURLcode result;
+
+ convbuf = malloc(insize);
+ if(!convbuf)
+ return CURLE_OUT_OF_MEMORY;
+
+ memcpy(convbuf, indata, insize);
+ result = Curl_convert_to_network(data, convbuf, insize);
+ if(result) {
+ free(convbuf);
+ return result;
+ }
+
+ *outbuf = convbuf; /* return the converted buffer */
+
+ return CURLE_OK;
+}
+
+/*
+ * Curl_convert_to_network() is an internal function for performing ASCII
+ * conversions on non-ASCII platforms. It convers the buffer _in place_.
+ */
+CURLcode Curl_convert_to_network(struct SessionHandle *data,
+ char *buffer, size_t length)
+{
+ CURLcode rc;
+
+ if(data->set.convtonetwork) {
+ /* use translation callback */
+ rc = data->set.convtonetwork(buffer, length);
+ if(rc != CURLE_OK) {
+ failf(data,
+ "CURLOPT_CONV_TO_NETWORK_FUNCTION callback returned %d: %s",
+ (int)rc, curl_easy_strerror(rc));
+ }
+ return rc;
+ }
+ else {
+#ifdef HAVE_ICONV
+ /* do the translation ourselves */
+ char *input_ptr, *output_ptr;
+ size_t in_bytes, out_bytes, rc;
+ int error;
+
+ /* open an iconv conversion descriptor if necessary */
+ if(data->outbound_cd == (iconv_t)-1) {
+ data->outbound_cd = iconv_open(CURL_ICONV_CODESET_OF_NETWORK,
+ CURL_ICONV_CODESET_OF_HOST);
+ if(data->outbound_cd == (iconv_t)-1) {
+ error = ERRNO;
+ failf(data,
+ "The iconv_open(\"%s\", \"%s\") call failed with errno %i: %s",
+ CURL_ICONV_CODESET_OF_NETWORK,
+ CURL_ICONV_CODESET_OF_HOST,
+ error, strerror(error));
+ return CURLE_CONV_FAILED;
+ }
+ }
+ /* call iconv */
+ input_ptr = output_ptr = buffer;
+ in_bytes = out_bytes = length;
+ rc = iconv(data->outbound_cd, (const char**)&input_ptr, &in_bytes,
+ &output_ptr, &out_bytes);
+ if((rc == ICONV_ERROR) || (in_bytes != 0)) {
+ error = ERRNO;
+ failf(data,
+ "The Curl_convert_to_network iconv call failed with errno %i: %s",
+ error, strerror(error));
+ return CURLE_CONV_FAILED;
+ }
+#else
+ failf(data, "CURLOPT_CONV_TO_NETWORK_FUNCTION callback required");
+ return CURLE_CONV_REQD;
+#endif /* HAVE_ICONV */
+ }
+
+ return CURLE_OK;
+}
+
+/*
+ * Curl_convert_from_network() is an internal function for performing ASCII
+ * conversions on non-ASCII platforms. It convers the buffer _in place_.
+ */
+CURLcode Curl_convert_from_network(struct SessionHandle *data,
+ char *buffer, size_t length)
+{
+ CURLcode rc;
+
+ if(data->set.convfromnetwork) {
+ /* use translation callback */
+ rc = data->set.convfromnetwork(buffer, length);
+ if(rc != CURLE_OK) {
+ failf(data,
+ "CURLOPT_CONV_FROM_NETWORK_FUNCTION callback returned %d: %s",
+ (int)rc, curl_easy_strerror(rc));
+ }
+ return rc;
+ }
+ else {
+#ifdef HAVE_ICONV
+ /* do the translation ourselves */
+ char *input_ptr, *output_ptr;
+ size_t in_bytes, out_bytes, rc;
+ int error;
+
+ /* open an iconv conversion descriptor if necessary */
+ if(data->inbound_cd == (iconv_t)-1) {
+ data->inbound_cd = iconv_open(CURL_ICONV_CODESET_OF_HOST,
+ CURL_ICONV_CODESET_OF_NETWORK);
+ if(data->inbound_cd == (iconv_t)-1) {
+ error = ERRNO;
+ failf(data,
+ "The iconv_open(\"%s\", \"%s\") call failed with errno %i: %s",
+ CURL_ICONV_CODESET_OF_HOST,
+ CURL_ICONV_CODESET_OF_NETWORK,
+ error, strerror(error));
+ return CURLE_CONV_FAILED;
+ }
+ }
+ /* call iconv */
+ input_ptr = output_ptr = buffer;
+ in_bytes = out_bytes = length;
+ rc = iconv(data->inbound_cd, (const char **)&input_ptr, &in_bytes,
+ &output_ptr, &out_bytes);
+ if((rc == ICONV_ERROR) || (in_bytes != 0)) {
+ error = ERRNO;
+ failf(data,
+ "Curl_convert_from_network iconv call failed with errno %i: %s",
+ error, strerror(error));
+ return CURLE_CONV_FAILED;
+ }
+#else
+ failf(data, "CURLOPT_CONV_FROM_NETWORK_FUNCTION callback required");
+ return CURLE_CONV_REQD;
+#endif /* HAVE_ICONV */
+ }
+
+ return CURLE_OK;
+}
+
+/*
+ * Curl_convert_from_utf8() is an internal function for performing UTF-8
+ * conversions on non-ASCII platforms.
+ */
+CURLcode Curl_convert_from_utf8(struct SessionHandle *data,
+ char *buffer, size_t length)
+{
+ CURLcode rc;
+
+ if(data->set.convfromutf8) {
+ /* use translation callback */
+ rc = data->set.convfromutf8(buffer, length);
+ if(rc != CURLE_OK) {
+ failf(data,
+ "CURLOPT_CONV_FROM_UTF8_FUNCTION callback returned %d: %s",
+ (int)rc, curl_easy_strerror(rc));
+ }
+ return rc;
+ }
+ else {
+#ifdef HAVE_ICONV
+ /* do the translation ourselves */
+ const char *input_ptr;
+ char *output_ptr;
+ size_t in_bytes, out_bytes, rc;
+ int error;
+
+ /* open an iconv conversion descriptor if necessary */
+ if(data->utf8_cd == (iconv_t)-1) {
+ data->utf8_cd = iconv_open(CURL_ICONV_CODESET_OF_HOST,
+ CURL_ICONV_CODESET_FOR_UTF8);
+ if(data->utf8_cd == (iconv_t)-1) {
+ error = ERRNO;
+ failf(data,
+ "The iconv_open(\"%s\", \"%s\") call failed with errno %i: %s",
+ CURL_ICONV_CODESET_OF_HOST,
+ CURL_ICONV_CODESET_FOR_UTF8,
+ error, strerror(error));
+ return CURLE_CONV_FAILED;
+ }
+ }
+ /* call iconv */
+ input_ptr = output_ptr = buffer;
+ in_bytes = out_bytes = length;
+ rc = iconv(data->utf8_cd, &input_ptr, &in_bytes,
+ &output_ptr, &out_bytes);
+ if((rc == ICONV_ERROR) || (in_bytes != 0)) {
+ error = ERRNO;
+ failf(data,
+ "The Curl_convert_from_utf8 iconv call failed with errno %i: %s",
+ error, strerror(error));
+ return CURLE_CONV_FAILED;
+ }
+ if(output_ptr < input_ptr) {
+ /* null terminate the now shorter output string */
+ *output_ptr = 0x00;
+ }
+#else
+ failf(data, "CURLOPT_CONV_FROM_UTF8_FUNCTION callback required");
+ return CURLE_CONV_REQD;
+#endif /* HAVE_ICONV */
+ }
+
+ return CURLE_OK;
+}
+
+/*
+ * Init conversion stuff for a SessionHandle
+ */
+void Curl_convert_init(struct SessionHandle *data)
+{
+#if defined(CURL_DOES_CONVERSIONS) && defined(HAVE_ICONV)
+ /* conversion descriptors for iconv calls */
+ data->outbound_cd = (iconv_t)-1;
+ data->inbound_cd = (iconv_t)-1;
+ data->utf8_cd = (iconv_t)-1;
+#else
+ (void)data;
+#endif /* CURL_DOES_CONVERSIONS && HAVE_ICONV */
+}
+
+/*
+ * Setup conversion stuff for a SessionHandle
+ */
+void Curl_convert_setup(struct SessionHandle *data)
+{
+ data->inbound_cd = iconv_open(CURL_ICONV_CODESET_OF_HOST,
+ CURL_ICONV_CODESET_OF_NETWORK);
+ data->outbound_cd = iconv_open(CURL_ICONV_CODESET_OF_NETWORK,
+ CURL_ICONV_CODESET_OF_HOST);
+ data->utf8_cd = iconv_open(CURL_ICONV_CODESET_OF_HOST,
+ CURL_ICONV_CODESET_FOR_UTF8);
+}
+
+/*
+ * Close conversion stuff for a SessionHandle
+ */
+
+void Curl_convert_close(struct SessionHandle *data)
+{
+#ifdef HAVE_ICONV
+ /* close iconv conversion descriptors */
+ if(data->inbound_cd != (iconv_t)-1) {
+ iconv_close(data->inbound_cd);
+ }
+ if(data->outbound_cd != (iconv_t)-1) {
+ iconv_close(data->outbound_cd);
+ }
+ if(data->utf8_cd != (iconv_t)-1) {
+ iconv_close(data->utf8_cd);
+ }
+#else
+ (void)data;
+#endif /* HAVE_ICONV */
+}
+
+/*
+ * Curl_convert_form() is used from http.c, this converts any form items that
+ need to be sent in the network encoding. Returns CURLE_OK on success.
+ */
+CURLcode Curl_convert_form(struct SessionHandle *data, struct FormData *form)
+{
+ struct FormData *next;
+ CURLcode rc;
+
+ if(!form)
+ return CURLE_OK;
+
+ if(!data)
+ return CURLE_BAD_FUNCTION_ARGUMENT;
+
+ do {
+ next=form->next; /* the following form line */
+ if(form->type == FORM_DATA) {
+ rc = Curl_convert_to_network(data, form->line, form->length);
+ /* Curl_convert_to_network calls failf if unsuccessful */
+ if(rc != CURLE_OK)
+ return rc;
+ }
+ } while((form = next) != NULL); /* continue */
+ return CURLE_OK;
+}
+
+#endif /* CURL_DOES_CONVERSIONS */
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