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-rw-r--r--camel/gmime-rfc2047.c316
-rw-r--r--camel/gmime-rfc2047.h13
2 files changed, 169 insertions, 160 deletions
diff --git a/camel/gmime-rfc2047.c b/camel/gmime-rfc2047.c
index 5f68dec92d..e5f48ccbd8 100644
--- a/camel/gmime-rfc2047.c
+++ b/camel/gmime-rfc2047.c
@@ -1,6 +1,7 @@
-/*
- * gmime-rfc2047.c: implemention of RFC2047
- *
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* gmime-rfc2047.c: implemention of RFC2047 */
+
+/*
* Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@inria.fr> .
*
* This program is free software; you can redistribute it and/or
@@ -38,63 +39,64 @@ static int base64_rank_table_built;
static void build_base64_rank_table (void);
static int hexval(gchar c) {
- if (isdigit(c)) return c-'0';
- c = tolower(c);
- return c - 'a' + 10;
+ if (isdigit(c)) return c-'0';
+ c = tolower(c);
+ return c - 'a' + 10;
}
static void decode_quoted(const gchar *text, gchar *to) {
- while (*text) {
- if (*text == '=') {
- gchar a = hexval(text[1]);
- gchar b = hexval(text[2]);
- int c = (a << 4) + b;
- *to = c;
- to++;
- text+=3;
- } else if (*text == '_') {
- *to = ' ';
- to++;
- text++;
- } else {
- *to = *text;
- to++;
- text++;
- }
- }
- *to = 0;
+ while (*text) {
+ if (*text == '=') {
+ gchar a = hexval(text[1]);
+ gchar b = hexval(text[2]);
+ int c = (a << 4) + b;
+ *to = c;
+ to++;
+ text+=3;
+ } else if (*text == '_') {
+ *to = ' ';
+ to++;
+ text++;
+ } else {
+ *to = *text;
+ to++;
+ text++;
+ }
+ }
+ *to = 0;
}
-static void decode_base64(const gchar *what, gchar *where) {
- unsigned short pattern = 0;
- int bits = 0;
- int delimiter = '=';
- gchar x;
- gchar *t = where;
- int Q = 0;
- while (*what != delimiter) {
- x = base64_rank[(unsigned char)(*what++)];
- if (x == NOT_RANKED)
- continue;
- pattern <<= 6;
- pattern |= x;
- bits += 6;
- if (bits >= 8) {
- x = (pattern >> (bits - 8)) & 0xff;
- *t++ = x;
- Q++;
- bits -= 8;
- }
- }
- *t = 0;
+static
+void decode_base64 (const gchar *what, gchar *where)
+{
+ unsigned short pattern = 0;
+ int bits = 0;
+ int delimiter = '=';
+ gchar x;
+ gchar *t = where;
+ int Q = 0;
+ while (*what != delimiter) {
+ x = base64_rank[(unsigned char)(*what++)];
+ if (x == NOT_RANKED)
+ continue;
+ pattern <<= 6;
+ pattern |= x;
+ bits += 6;
+ if (bits >= 8) {
+ x = (pattern >> (bits - 8)) & 0xff;
+ *t++ = x;
+ Q++;
+ bits -= 8;
+ }
+ }
+ *t = 0;
}
static void
-build_base64_rank_table (
- void)
+build_base64_rank_table (void)
{
int i;
-
+
if (!base64_rank_table_built) {
for (i = 0; i < 256; i++)
base64_rank[i] = NOT_RANKED;
@@ -104,113 +106,117 @@ build_base64_rank_table (
}
}
-gchar *gmime_rfc2047_decode(const gchar *data, const gchar *into_what) {
- gchar buffer[4096] /* FIXME : constant sized buffer */, *b = buffer;
-
- build_base64_rank_table();
-
- while (*data) {
-
- /* If we encounter an error we just break out of the loop and copy the rest
- * of the text as-is */
-
- if (*data=='=') {
- data++;
- if (*data=='?') {
- gchar *charset, *encoding, *text, *end;
- gchar dc[4096];
- charset = data+1;
- encoding = strchr(charset, '?');
-
- if (!encoding) break;
- encoding++;
- text = strchr(encoding, '?');
- if (!text) break;
- text++;
- end = strstr(text, "?=");
- if (!end) break;
- end++;
-
- *(encoding-1)=0;
- *(text-1)=0;
- *(end-1)=0;
-
- if (strcasecmp(encoding, "q")==0) {
- decode_quoted(text, dc);
- } else if (strcasecmp(encoding, "b")==0) {
- decode_base64(text, dc);
- } else {
- /* What to do here? */
- break;
+gchar
+*gmime_rfc2047_decode (const gchar *data, const gchar *into_what)
+{
+ gchar buffer[4096] /* FIXME : constant sized buffer */, *b = buffer;
+
+ build_base64_rank_table();
+
+ while (*data) {
+
+ /* If we encounter an error we just break out of the loop and copy the rest
+ * of the text as-is */
+
+ if (*data=='=') {
+ data++;
+ if (*data=='?') {
+ gchar *charset, *encoding, *text, *end;
+ gchar dc[4096];
+ charset = data+1;
+ encoding = strchr(charset, '?');
+
+ if (!encoding) break;
+ encoding++;
+ text = strchr(encoding, '?');
+ if (!text) break;
+ text++;
+ end = strstr(text, "?=");
+ if (!end) break;
+ end++;
+
+ *(encoding-1)=0;
+ *(text-1)=0;
+ *(end-1)=0;
+
+ if (strcasecmp(encoding, "q")==0) {
+ decode_quoted(text, dc);
+ } else if (strcasecmp(encoding, "b")==0) {
+ decode_base64(text, dc);
+ } else {
+ /* What to do here? */
+ break;
+ }
+
+ {
+ int f;
+ iconv_t i;
+ const gchar *d2 = dc;
+ int l = strlen(d2), l2 = 4000;
+
+ i = unicode_iconv_open(into_what, charset);
+ if (!i)
+ break;
+
+ unicode_iconv(i, &d2, &l, &b, &l2);
+
+ unicode_iconv_close(i);
+ data = end;
+ }
+ }
+ }
+ else {
+ *b = *data;
+ b++;
+ }
+
+ data++;
+
}
-
- {
- int f;
- iconv_t i;
- const gchar *d2 = dc;
- int l = strlen(d2), l2 = 4000;
-
- i = unicode_iconv_open(into_what, charset);
- if (!i)
- break;
-
- unicode_iconv(i, &d2, &l, &b, &l2);
-
- unicode_iconv_close(i);
- data = end;
+
+ while (*data) {
+ *b = *data;
+ b++;
+ data++;
}
- }
- }
- else {
- *b = *data;
- b++;
- }
-
- data++;
-
- }
-
- while (*data) {
- *b = *data;
- b++;
- data++;
- }
-
- *b = 0;
-
- return g_strdup(buffer);
+
+ *b = 0;
+
+ return g_strdup(buffer);
}
-gchar *rfc2047_encode(const gchar *string, const gchar *charset) {
- gchar buffer[4096] /* FIXME : constant sized buffer */;
- gchar *b = buffer;
- const gchar *s = string;
- int not_ascii = 0, not_latin1 = 0;
- while (*s) {
- if (*s <= 20 || *s >= 0x7f || *s == '=') { not_ascii = 1; }
- s++;
- }
-
- if (!not_ascii) {
- b += sprintf(b, "%s", string);
- }
-
- else {
- b += sprintf(b, "=?%s?Q?", charset);
- s = string;
- while (*s) {
- if (*s == ' ') b += sprintf(b, "_");
- else if (*s < 0x20 || *s >= 0x7f || *s == '=' || *s == '?' || *s == '_') {
- b += sprintf(b, "=%2x", *s);
- } else {
- b += sprintf(b, "%c", *s);
- }
- s++;
- }
- b += sprintf(b, "?=");
- }
-
- *b = 0;
-
- return g_strdup(buffer);
+gchar
+*rfc2047_encode (const gchar *string, const gchar *charset)
+{
+ gchar buffer[4096] /* FIXME : constant sized buffer */;
+ gchar *b = buffer;
+ const gchar *s = string;
+ int not_ascii = 0, not_latin1 = 0;
+ while (*s) {
+ if (*s <= 20 || *s >= 0x7f || *s == '=') { not_ascii = 1; }
+ s++;
+ }
+
+ if (!not_ascii) {
+ b += sprintf(b, "%s", string);
+ }
+
+ else {
+ b += sprintf(b, "=?%s?Q?", charset);
+ s = string;
+ while (*s) {
+ if (*s == ' ') b += sprintf(b, "_");
+ else if (*s < 0x20 || *s >= 0x7f || *s == '=' || *s == '?' || *s == '_') {
+ b += sprintf(b, "=%2x", *s);
+ } else {
+ b += sprintf(b, "%c", *s);
+ }
+ s++;
+ }
+ b += sprintf(b, "?=");
+ }
+
+ *b = 0;
+
+ return g_strdup(buffer);
}
diff --git a/camel/gmime-rfc2047.h b/camel/gmime-rfc2047.h
index 78c463639d..f833b653f4 100644
--- a/camel/gmime-rfc2047.h
+++ b/camel/gmime-rfc2047.h
@@ -1,6 +1,7 @@
-#ifndef GMIME_RFC2047_H
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* gmime-rfc2047.c: implemention of RFC2047 */
-/*
+/*
* Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@inria.fr> .
*
* This program is free software; you can redistribute it and/or
@@ -20,10 +21,12 @@
*
*/
+#ifndef GMIME_RFC2047_H
+#define GMIME_RFC2047_H 1
#include <glib.h>
-gchar *gmime_rfc2047_decode(const gchar *text, const gchar* charset);
-gchar *gmime_rfc2047_encode(const gchar *text, const gchar* charset);
+gchar *gmime_rfc2047_decode (const gchar *text, const gchar* charset);
+gchar *gmime_rfc2047_encode (const gchar *text, const gchar* charset);
/*
* pass text and charset, (e.g. "UTF-8", or "ISO-8859-1"), and
@@ -39,4 +42,4 @@ gchar *gmime_rfc2047_encode(const gchar *text, const gchar* charset);
* The caller will need to free the memory for the string.
*/
-#endif
+#endif /* GMIME_RFC2047_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 16:15:59 +0800