#include "curl_setup.h"
#include <curl/curl.h>
#include "mime.h"
#include "non-ascii.h"
#include "rand.h"
#include "slist.h"
#include "strcase.h"
#include "curl_printf.h"
#include "curl_memory.h"
#include "memdebug.h"

Include dependency graph for mime.c:

Macros
#define	basename(x) Curl_basename((x))

#define	DISPOSITION_DEFAULT "attachment"

#define	FILE_CONTENTTYPE_DEFAULT "application/octet-stream"

#define	filesize(name, stat_data) (stat_data.st_size)

#define	fopen_read fopen

#define	MULTIPART_CONTENTTYPE_DEFAULT "multipart/mixed"

#define	QP_CR 3 /* Carriage return. */

#define	QP_LF 4 /* Line-feed. */

#define	QP_OK 1 /* Can be represented by itself. */

#define	QP_SP 2 /* Space or tab. */

#define	READ_ERROR ((size_t) -1)

Functions
static CURLcode	add_content_type (struct curl_slist *slp, const char type, const char *boundary)

static void	cleanup_encoder_state (mime_encoder_state *p)

static void	cleanup_part_content (curl_mimepart *part)

static const char *	ContentTypeForFilename (const char *filename)

static char *	Curl_basename (char *path)

CURLcode	Curl_mime_add_header (struct curl_slist *slp, const char fmt,...)

curl_mimepart *	curl_mime_addpart (curl_mime *mime)

void	Curl_mime_cleanpart (curl_mimepart *part)

CURLcode	curl_mime_data (curl_mimepart part, const char data, size_t datasize)

CURLcode	curl_mime_data_cb (curl_mimepart part, curl_off_t datasize, curl_read_callback readfunc, curl_seek_callback seekfunc, curl_free_callback freefunc, void arg)

CURLcode	curl_mime_encoder (curl_mimepart part, const char encoding)

CURLcode	curl_mime_filedata (curl_mimepart part, const char filename)

CURLcode	curl_mime_filename (curl_mimepart part, const char filename)

void	curl_mime_free (curl_mime *mime)

CURLcode	curl_mime_headers (curl_mimepart part, struct curl_slist headers, int take_ownership)

curl_mime *	curl_mime_init (struct Curl_easy *easy)

void	Curl_mime_initpart (curl_mimepart part, struct Curl_easy easy)

CURLcode	curl_mime_name (curl_mimepart part, const char name)

CURLcode	Curl_mime_prepare_headers (curl_mimepart part, const char contenttype, const char *disposition, enum mimestrategy strategy)

size_t	Curl_mime_read (char buffer, size_t size, size_t nitems, void instream)

CURLcode	Curl_mime_rewind (curl_mimepart *part)

curl_off_t	Curl_mime_size (curl_mimepart *part)

CURLcode	curl_mime_subparts (curl_mimepart part, curl_mime subparts)

CURLcode	curl_mime_type (curl_mimepart part, const char mimetype)

static size_t	encoder_7bit_read (char buffer, size_t size, bool ateof, curl_mimepart part)

static size_t	encoder_base64_read (char buffer, size_t size, bool ateof, curl_mimepart part)

static curl_off_t	encoder_base64_size (curl_mimepart *part)

static size_t	encoder_nop_read (char buffer, size_t size, bool ateof, curl_mimepart part)

static curl_off_t	encoder_nop_size (curl_mimepart *part)

static size_t	encoder_qp_read (char buffer, size_t size, bool ateof, curl_mimepart part)

static curl_off_t	encoder_qp_size (curl_mimepart *part)

static char *	escape_string (const char *src)

static char *	match_header (struct curl_slist hdr, const char lbl, size_t len)

static void	mime_file_free (void *ptr)

static size_t	mime_file_read (char buffer, size_t size, size_t nitems, void instream)

static int	mime_file_seek (void *instream, curl_off_t offset, int whence)

static void	mime_mem_free (void *ptr)

static size_t	mime_mem_read (char buffer, size_t size, size_t nitems, void instream)

static int	mime_mem_seek (void *instream, curl_off_t offset, int whence)

static int	mime_open_file (curl_mimepart *part)

static int	mime_part_rewind (curl_mimepart *part)

static void	mime_subparts_free (void *ptr)

static size_t	mime_subparts_read (char buffer, size_t size, size_t nitems, void instream)

static int	mime_subparts_seek (void *instream, curl_off_t offset, int whence)

static void	mimesetstate (mime_state state, enum mimestate tok, void ptr)

static curl_off_t	multipart_size (curl_mime *mime)

static int	qp_lookahead_eol (mime_encoder_state *st, int ateof, size_t n)

static size_t	read_encoded_part_content (curl_mimepart part, char buffer, size_t bufsize)

static size_t	read_part_content (curl_mimepart part, char buffer, size_t bufsize)

static size_t	readback_bytes (mime_state state, char buffer, size_t bufsize, const char bytes, size_t numbytes, const char trail)

static size_t	readback_part (curl_mimepart part, char buffer, size_t bufsize)

static char *	search_header (struct curl_slist hdrlist, const char hdr)

static size_t	slist_size (struct curl_slist s, size_t overhead, const char skip)

static char *	strippath (const char *fullfile)

Variables
static const char	aschex []

static const char	base64 []

static const mime_encoder	encoders []

static const unsigned char	qp_class []

Macro Definition Documentation

◆ basename

#define basename ( x ) Curl_basename((x))

Definition at line 264 of file mime.c.

◆ DISPOSITION_DEFAULT

#define DISPOSITION_DEFAULT "attachment"

Definition at line 54 of file mime.c.

◆ FILE_CONTENTTYPE_DEFAULT

#define FILE_CONTENTTYPE_DEFAULT "application/octet-stream"

Definition at line 52 of file mime.c.

◆ filesize

#define filesize	(	name,
		stat_data
	)	(stat_data.st_size)

Definition at line 127 of file mime.c.

◆ fopen_read

#define fopen_read fopen

Definition at line 128 of file mime.c.

◆ MULTIPART_CONTENTTYPE_DEFAULT

#define MULTIPART_CONTENTTYPE_DEFAULT "multipart/mixed"

Definition at line 53 of file mime.c.

◆ QP_CR

#define QP_CR 3 /* Carriage return. */

Definition at line 90 of file mime.c.

◆ QP_LF

#define QP_LF 4 /* Line-feed. */

Definition at line 91 of file mime.c.

◆ QP_OK

#define QP_OK 1 /* Can be represented by itself. */

Definition at line 88 of file mime.c.

◆ QP_SP

#define QP_SP 2 /* Space or tab. */

Definition at line 89 of file mime.c.

◆ READ_ERROR

#define READ_ERROR ((size_t) -1)

Definition at line 56 of file mime.c.

Function Documentation

◆ add_content_type()

static CURLcode add_content_type	(	struct curl_slist **	slp,
		const char *	type,
		const char *	boundary
	)

static

Definition at line 1529 of file mime.c.

◆ cleanup_encoder_state()

static void cleanup_encoder_state ( mime_encoder_state * p )

static

Definition at line 342 of file mime.c.

◆ cleanup_part_content()

static void cleanup_part_content ( curl_mimepart * part )

static

Definition at line 1080 of file mime.c.

◆ ContentTypeForFilename()

static const char* ContentTypeForFilename ( const char * filename )

static

Definition at line 1538 of file mime.c.

◆ Curl_basename()

static char* Curl_basename ( char * path )

static

Definition at line 243 of file mime.c.

◆ Curl_mime_add_header()

CURLcode Curl_mime_add_header	(	struct curl_slist **	slp,
		const char *	fmt,
			...
	)

Definition at line 1507 of file mime.c.

◆ curl_mime_addpart()

curl_mimepart* curl_mime_addpart ( curl_mime * mime )

Definition at line 1169 of file mime.c.

◆ Curl_mime_cleanpart()

void Curl_mime_cleanpart ( curl_mimepart * part )

Definition at line 1097 of file mime.c.

◆ curl_mime_data()

CURLcode curl_mime_data	(	curl_mimepart *	part,
		const char *	data,
		size_t	datasize
	)

Definition at line 1230 of file mime.c.

◆ curl_mime_data_cb()

CURLcode curl_mime_data_cb	(	curl_mimepart *	part,
		curl_off_t	datasize,
		curl_read_callback	readfunc,
		curl_seek_callback	seekfunc,
		curl_free_callback	freefunc,
		void *	arg
	)

Definition at line 1369 of file mime.c.

◆ curl_mime_encoder()

CURLcode curl_mime_encoder	(	curl_mimepart *	part,
		const char *	encoding
	)

Definition at line 1329 of file mime.c.

◆ curl_mime_filedata()

CURLcode curl_mime_filedata	(	curl_mimepart *	part,
		const char *	filename
	)

Definition at line 1262 of file mime.c.

◆ curl_mime_filename()

CURLcode curl_mime_filename	(	curl_mimepart *	part,
		const char *	filename
	)

Definition at line 1212 of file mime.c.

◆ curl_mime_free()

void curl_mime_free ( curl_mime * mime )

Definition at line 1110 of file mime.c.

◆ curl_mime_headers()

CURLcode curl_mime_headers	(	curl_mimepart *	part,
		struct curl_slist *	headers,
		int	take_ownership
	)

Definition at line 1352 of file mime.c.

◆ curl_mime_init()

curl_mime* curl_mime_init ( struct Curl_easy * easy )

Definition at line 1132 of file mime.c.

◆ Curl_mime_initpart()

void Curl_mime_initpart	(	curl_mimepart *	part,
		struct Curl_easy *	easy
	)

Definition at line 1161 of file mime.c.

◆ curl_mime_name()

CURLcode curl_mime_name	(	curl_mimepart *	part,
		const char *	name
	)

Definition at line 1194 of file mime.c.

◆ Curl_mime_prepare_headers()

CURLcode Curl_mime_prepare_headers	(	curl_mimepart *	part,
		const char *	contenttype,
		const char *	disposition,
		enum mimestrategy	strategy
	)

Definition at line 1577 of file mime.c.

◆ Curl_mime_read()

size_t Curl_mime_read	(	char *	buffer,
		size_t	size,
		size_t	nitems,
		void *	instream
	)

Definition at line 1428 of file mime.c.

◆ Curl_mime_rewind()

CURLcode Curl_mime_rewind ( curl_mimepart * part )

Definition at line 1437 of file mime.c.

◆ Curl_mime_size()

curl_off_t Curl_mime_size ( curl_mimepart * part )

Definition at line 1484 of file mime.c.

◆ curl_mime_subparts()

CURLcode curl_mime_subparts	(	curl_mimepart *	part,
		curl_mime *	subparts
	)

Definition at line 1392 of file mime.c.

◆ curl_mime_type()

CURLcode curl_mime_type	(	curl_mimepart *	part,
		const char *	mimetype
	)

Definition at line 1311 of file mime.c.

◆ encoder_7bit_read()

static size_t encoder_7bit_read	(	char *	buffer,
		size_t	size,
		bool	ateof,
		curl_mimepart *	part
	)

static

Definition at line 374 of file mime.c.

◆ encoder_base64_read()

static size_t encoder_base64_read	(	char *	buffer,
		size_t	size,
		bool	ateof,
		curl_mimepart *	part
	)

static

Definition at line 397 of file mime.c.

◆ encoder_base64_size()

static curl_off_t encoder_base64_size ( curl_mimepart * part )

static

Definition at line 470 of file mime.c.

◆ encoder_nop_read()

static size_t encoder_nop_read	(	char *	buffer,
		size_t	size,
		bool	ateof,
		curl_mimepart *	part
	)

static

Definition at line 351 of file mime.c.

◆ encoder_nop_size()

static curl_off_t encoder_nop_size ( curl_mimepart * part )

static

Definition at line 367 of file mime.c.

◆ encoder_qp_read()

static size_t encoder_qp_read	(	char *	buffer,
		size_t	size,
		bool	ateof,
		curl_mimepart *	part
	)

static

Definition at line 504 of file mime.c.

◆ encoder_qp_size()

static curl_off_t encoder_qp_size ( curl_mimepart * part )

static

Definition at line 606 of file mime.c.

◆ escape_string()

static char* escape_string ( const char * src )

static

Definition at line 278 of file mime.c.

◆ match_header()

static char* match_header	(	struct curl_slist *	hdr,
		const char *	lbl,
		size_t	len
	)

static

Definition at line 304 of file mime.c.

◆ mime_file_free()

static void mime_file_free ( void * ptr )

static

Definition at line 697 of file mime.c.

◆ mime_file_read()

static size_t mime_file_read	(	char *	buffer,
		size_t	size,
		size_t	nitems,
		void *	instream
	)

static

Definition at line 672 of file mime.c.

◆ mime_file_seek()

static int mime_file_seek	(	void *	instream,
		curl_off_t	offset,
		int	whence
	)

static

Definition at line 683 of file mime.c.

◆ mime_mem_free()

static void mime_mem_free ( void * ptr )

static

Definition at line 654 of file mime.c.

◆ mime_mem_read()

static size_t mime_mem_read	(	char *	buffer,
		size_t	size,
		size_t	nitems,
		void *	instream
	)

static

Definition at line 616 of file mime.c.

◆ mime_mem_seek()

static int mime_mem_seek	(	void *	instream,
		curl_off_t	offset,
		int	whence
	)

static

Definition at line 634 of file mime.c.

◆ mime_open_file()

static int mime_open_file ( curl_mimepart * part )

static

Definition at line 662 of file mime.c.

◆ mime_part_rewind()

static int mime_part_rewind ( curl_mimepart * part )

static

Definition at line 1014 of file mime.c.

◆ mime_subparts_free()

static void mime_subparts_free ( void * ptr )

static

Definition at line 1072 of file mime.c.

◆ mime_subparts_read()

static size_t mime_subparts_read	(	char *	buffer,
		size_t	size,
		size_t	nitems,
		void *	instream
	)

static

Definition at line 921 of file mime.c.

◆ mime_subparts_seek()

static int mime_subparts_seek	(	void *	instream,
		curl_off_t	offset,
		int	whence
	)

static

Definition at line 1047 of file mime.c.

◆ mimesetstate()

static void mimesetstate	(	mime_state *	state,
		enum mimestate	tok,
		void *	ptr
	)

static

Definition at line 269 of file mime.c.

◆ multipart_size()

static curl_off_t multipart_size ( curl_mime * mime )

static

Definition at line 1457 of file mime.c.

◆ qp_lookahead_eol()

static int qp_lookahead_eol	(	mime_encoder_state *	st,
		int	ateof,
		size_t	n
	)

static

Definition at line 490 of file mime.c.

◆ read_encoded_part_content()

static size_t read_encoded_part_content	(	curl_mimepart *	part,
		char *	buffer,
		size_t	bufsize
	)

static

Definition at line 757 of file mime.c.

◆ read_part_content()

static size_t read_part_content	(	curl_mimepart *	part,
		char *	buffer,
		size_t	bufsize
	)

static

Definition at line 746 of file mime.c.

◆ readback_bytes()

static size_t readback_bytes	(	mime_state *	state,
		char *	buffer,
		size_t	bufsize,
		const char *	bytes,
		size_t	numbytes,
		const char *	trail
	)

static

Definition at line 714 of file mime.c.

◆ readback_part()

static size_t readback_part	(	curl_mimepart *	part,
		char *	buffer,
		size_t	bufsize
	)

static

Definition at line 817 of file mime.c.

◆ search_header()

static char* search_header	(	struct curl_slist *	hdrlist,
		const char *	hdr
	)

static

Definition at line 315 of file mime.c.

◆ slist_size()

static size_t slist_size	(	struct curl_slist *	s,
		size_t	overhead,
		const char *	skip
	)

static

Definition at line 1444 of file mime.c.

◆ strippath()

static char* strippath ( const char * fullfile )

static

Definition at line 326 of file mime.c.

Variable Documentation

◆ aschex

const char aschex[]

static

Initial value:

=

"\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x41\x42\x43\x44\x45\x46"

Definition at line 121 of file mime.c.

◆ base64

const char base64[]

static

Initial value:

=

"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"

Definition at line 81 of file mime.c.

◆ encoders

const mime_encoder encoders[]

static

Initial value:

= {
  {"binary", encoder_nop_read, encoder_nop_size},
  {"8bit", encoder_nop_read, encoder_nop_size},
  {"7bit", encoder_7bit_read, encoder_nop_size},
  {"base64", encoder_base64_read, encoder_base64_size},
  {"quoted-printable", encoder_qp_read, encoder_qp_size},
  {ZERO_NULL, ZERO_NULL, ZERO_NULL}
}

Definition at line 71 of file mime.c.

◆ qp_class

const unsigned char qp_class[]

static

Initial value:

= {
 0,     0,     0,     0,     0,     0,     0,     0,            
 0,     QP_SP, QP_LF, 0,     0,     QP_CR, 0,     0,            
 0,     0,     0,     0,     0,     0,     0,     0,            
 0,     0,     0,     0,     0,     0,     0,     0,            
 QP_SP, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, 0    , QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK,        
 QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, QP_OK, 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, 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                 
}

Definition at line 92 of file mime.c.

Macros

Functions

Variables

Macro Definition Documentation

◆ basename

◆ DISPOSITION_DEFAULT

◆ FILE_CONTENTTYPE_DEFAULT

◆ filesize

◆ fopen_read

◆ MULTIPART_CONTENTTYPE_DEFAULT

◆ QP_CR

◆ QP_LF

◆ QP_OK

◆ QP_SP

◆ READ_ERROR

Function Documentation

◆ add_content_type()

◆ cleanup_encoder_state()

◆ cleanup_part_content()

◆ ContentTypeForFilename()

◆ Curl_basename()

◆ Curl_mime_add_header()

◆ curl_mime_addpart()

◆ Curl_mime_cleanpart()

◆ curl_mime_data()

◆ curl_mime_data_cb()

◆ curl_mime_encoder()

◆ curl_mime_filedata()

◆ curl_mime_filename()

◆ curl_mime_free()

◆ curl_mime_headers()

◆ curl_mime_init()

◆ Curl_mime_initpart()

◆ curl_mime_name()

◆ Curl_mime_prepare_headers()

◆ Curl_mime_read()

◆ Curl_mime_rewind()

◆ Curl_mime_size()

◆ curl_mime_subparts()

◆ curl_mime_type()

◆ encoder_7bit_read()

◆ encoder_base64_read()

◆ encoder_base64_size()

◆ encoder_nop_read()

◆ encoder_nop_size()

◆ encoder_qp_read()

◆ encoder_qp_size()

◆ escape_string()

◆ match_header()

◆ mime_file_free()

◆ mime_file_read()

◆ mime_file_seek()

◆ mime_mem_free()

◆ mime_mem_read()

◆ mime_mem_seek()

◆ mime_open_file()

◆ mime_part_rewind()

◆ mime_subparts_free()

◆ mime_subparts_read()

◆ mime_subparts_seek()

◆ mimesetstate()

◆ multipart_size()

◆ qp_lookahead_eol()

◆ read_encoded_part_content()

◆ read_part_content()

◆ readback_bytes()

◆ readback_part()

◆ search_header()

◆ slist_size()

◆ strippath()

Variable Documentation

◆ aschex

◆ base64

◆ encoders

◆ qp_class