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files moved to main branch from the newlib branch

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Daniel Stenberg 2000-05-22 14:09:31 +00:00
parent c9053bf3d4
commit fb9d1ff00f
4 changed files with 1054 additions and 0 deletions
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160
lib/easy.c Normal file
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/*****************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Curl.
*
* The Initial Developer of the Original Code is Daniel Stenberg.
*
* Portions created by the Initial Developer are Copyright (C) 1998.
* All Rights Reserved.
*
* ------------------------------------------------------------
* Main author:
* - Daniel Stenberg <Daniel.Stenberg@haxx.nu>
*
* http://curl.haxx.nu
*
* $Source$
* $Revision$
* $Date$
* $Author$
* $State$
* $Locker$
*
* ------------------------------------------------------------
****************************************************************************/
/* -- WIN32 approved -- */
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <stdlib.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#include "setup.h"
#include "strequal.h"
#if defined(WIN32) && !defined(__GNUC__) || defined(__MINGW32__)
#include <winsock.h>
#include <time.h>
#include <io.h>
#else
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#include <netinet/in.h>
#include <sys/time.h>
#include <sys/resource.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <netdb.h>
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_NET_IF_H
#include <net/if.h>
#endif
#include <sys/ioctl.h>
#include <signal.h>
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#endif
#include "urldata.h"
#include <curl/curl.h>
#include "highlevel.h"
#include <curl/types.h>
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
CURL *curl_easy_init(void)
{
CURLcode res;
struct UrlData *data;
if(curl_init())
return NULL;
/* We use curl_open() with undefined URL so far */
res = curl_open((CURL **)&data, NULL);
if(res != CURLE_OK)
return NULL;
data->interface = CURLI_EASY; /* mark it as an easy one */
return data;
}
typedef int (*func_T)(void);
CURLcode curl_easy_setopt(CURL *curl, CURLoption tag, ...)
{
va_list arg;
func_T param_func = (func_T)0;
long param_long = 0;
void *param_obj = NULL;
struct UrlData *data = curl;
va_start(arg, tag);
/* PORTING NOTE:
Object pointers can't necessarily be casted to function pointers and
therefore we need to know what type it is and read the correct type
at once. This should also correct problems with different sizes of
the types.
*/
if(tag < CURLOPTTYPE_OBJECTPOINT) {
/* This is a LONG type */
param_long = va_arg(arg, long);
curl_setopt(data, tag, param_long);
}
else if(tag < CURLOPTTYPE_FUNCTIONPOINT) {
/* This is a object pointer type */
param_obj = va_arg(arg, void *);
curl_setopt(data, tag, param_obj);
}
else {
param_func = va_arg(arg, func_T );
curl_setopt(data, tag, param_func);
}
va_end(arg);
return CURLE_OK;
}
CURLcode curl_easy_perform(CURL *curl)
{
return curl_transfer(curl);
}
void curl_easy_cleanup(CURL *curl)
{
curl_close(curl);
curl_free();
}

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lib/highlevel.c Normal file
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/*****************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Curl.
*
* The Initial Developer of the Original Code is Daniel Stenberg.
*
* Portions created by the Initial Developer are Copyright (C) 1998.
* All Rights Reserved.
*
* ------------------------------------------------------------
* Main author:
* - Daniel Stenberg <Daniel.Stenberg@haxx.nu>
*
* http://curl.haxx.nu
*
* $Source$
* $Revision$
* $Date$
* $Author$
* $State$
* $Locker$
*
* ------------------------------------------------------------
****************************************************************************/
/* -- WIN32 approved -- */
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <stdlib.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#include "setup.h"
#include "strequal.h"
#if defined(WIN32) && !defined(__GNUC__) || defined(__MINGW32__)
#include <winsock.h>
#include <time.h>
#include <io.h>
#else
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#include <netinet/in.h>
#include <sys/time.h>
#include <sys/resource.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <netdb.h>
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_NET_IF_H
#include <net/if.h>
#endif
#include <sys/ioctl.h>
#include <signal.h>
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#ifndef HAVE_VPRINTF
#error "We can't compile without vprintf() support!"
#endif
#ifndef HAVE_SELECT
#error "We can't compile without select() support!"
#endif
#ifndef HAVE_SOCKET
#error "We can't compile without socket() support!"
#endif
#endif
#include "urldata.h"
#include <curl/curl.h>
#include <curl/types.h>
#include "netrc.h"
#include "getenv.h"
#include "hostip.h"
#include "download.h"
#include "sendf.h"
#include "speedcheck.h"
#include "getpass.h"
#include "progress.h"
#include "getdate.h"
#include "writeout.h"
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
CURLcode
_Transfer (struct connectdata *c_conn)
{
size_t nread; /* number of bytes read */
int bytecount = 0; /* total number of bytes read */
int writebytecount = 0; /* number of bytes written */
long contentlength=0; /* size of incoming data */
struct timeval start = tvnow();
struct timeval now = start; /* current time */
bool header = TRUE; /* incoming data has HTTP header */
int headerline = 0; /* counts header lines to better track the
first one */
char *hbufp; /* points at *end* of header line */
int hbuflen = 0;
char *str; /* within buf */
char *str_start; /* within buf */
char *end_ptr; /* within buf */
char *p; /* within headerbuff */
bool content_range = FALSE; /* set TRUE if Content-Range: was found */
int offset = 0; /* possible resume offset read from the
Content-Range: header */
int code = 0; /* error code from the 'HTTP/1.? XXX' line */
/* for the low speed checks: */
CURLcode urg;
time_t timeofdoc=0;
long bodywrites=0;
char newurl[URL_MAX_LENGTH]; /* buffer for Location: URL */
/* the highest fd we use + 1 */
struct UrlData *data;
struct connectdata *conn = (struct connectdata *)c_conn;
char *buf;
int maxfd;
if(!conn || (conn->handle != STRUCT_CONNECT))
return CURLE_BAD_FUNCTION_ARGUMENT;
data = conn->data; /* there's the root struct */
buf = data->buffer;
maxfd = (conn->sockfd>conn->writesockfd?conn->sockfd:conn->writesockfd)+1;
hbufp = data->headerbuff;
myalarm (0); /* switch off the alarm-style timeout */
now = tvnow();
start = now;
#define KEEP_READ 1
#define KEEP_WRITE 2
pgrsTime(data, TIMER_PRETRANSFER);
if (!conn->getheader) {
header = FALSE;
if(conn->size > 0)
pgrsSetDownloadSize(data, conn->size);
}
{
fd_set readfd;
fd_set writefd;
fd_set rkeepfd;
fd_set wkeepfd;
struct timeval interval;
int keepon=0;
/* timeout every X second
- makes a better progressmeter (i.e even when no data is read, the
meter can be updated and reflect reality)
- allows removal of the alarm() crap
- variable timeout is easier
*/
FD_ZERO (&readfd); /* clear it */
if(conn->sockfd != -1) {
FD_SET (conn->sockfd, &readfd); /* read socket */
keepon |= KEEP_READ;
}
FD_ZERO (&writefd); /* clear it */
if(conn->writesockfd != -1) {
FD_SET (conn->writesockfd, &writefd); /* write socket */
keepon |= KEEP_WRITE;
}
/* get these in backup variables to be able to restore them on each lap in
the select() loop */
rkeepfd = readfd;
wkeepfd = writefd;
while (keepon) {
readfd = rkeepfd; /* set those every lap in the loop */
writefd = wkeepfd;
interval.tv_sec = 1;
interval.tv_usec = 0;
switch (select (maxfd, &readfd, &writefd, NULL, &interval)) {
case -1: /* select() error, stop reading */
#ifdef EINTR
/* The EINTR is not serious, and it seems you might get this more
ofen when using the lib in a multi-threaded environment! */
if(errno == EINTR)
;
else
#endif
keepon = 0; /* no more read or write */
continue;
case 0: /* timeout */
break;
default:
if((keepon & KEEP_READ) && FD_ISSET(conn->sockfd, &readfd)) {
/* read! */
urg = curl_read(conn, buf, BUFSIZE -1, &nread);
/* NULL terminate, allowing string ops to be used */
if (0 < (signed int) nread)
buf[nread] = 0;
/* if we receive 0 or less here, the server closed the connection and
we bail out from this! */
else if (0 >= (signed int) nread) {
keepon &= ~KEEP_READ;
break;
}
str = buf; /* Default buffer to use when we write the
buffer, it may be changed in the flow below
before the actual storing is done. */
/* Since this is a two-state thing, we check if we are parsing
headers at the moment or not. */
if (header) {
/* we are in parse-the-header-mode */
/* header line within buffer loop */
do {
int hbufp_index;
str_start = str; /* str_start is start of line within buf */
end_ptr = strchr (str_start, '\n');
if (!end_ptr) {
/* no more complete header lines within buffer */
/* copy what is remaining into headerbuff */
int str_length = (int)strlen(str);
if (hbuflen + (int)str_length >= data->headersize) {
char *newbuff;
long newsize=MAX((hbuflen+str_length)*3/2,
data->headersize*2);
hbufp_index = hbufp - data->headerbuff;
newbuff = (char *)realloc(data->headerbuff, newsize);
if(!newbuff) {
failf (data, "Failed to alloc memory for big header!");
return CURLE_READ_ERROR;
}
data->headersize=newsize;
data->headerbuff = newbuff;
hbufp = data->headerbuff + hbufp_index;
}
strcpy (hbufp, str);
hbufp += strlen (str);
hbuflen += strlen (str);
break; /* read more and try again */
}
str = end_ptr + 1; /* move just past new line */
if (hbuflen + (str - str_start) >= data->headersize) {
char *newbuff;
long newsize=MAX((hbuflen+(str-str_start))*3/2,
data->headersize*2);
hbufp_index = hbufp - data->headerbuff;
newbuff = (char *)realloc(data->headerbuff, newsize);
if(!newbuff) {
failf (data, "Failed to alloc memory for big header!");
return CURLE_READ_ERROR;
}
data->headersize= newsize;
data->headerbuff = newbuff;
hbufp = data->headerbuff + hbufp_index;
}
/* copy to end of line */
strncpy (hbufp, str_start, str - str_start);
hbufp += str - str_start;
hbuflen += str - str_start;
*hbufp = 0;
p = data->headerbuff;
/* we now have a full line that p points to */
if (('\n' == *p) || ('\r' == *p)) {
/* Zero-length line means end of header! */
if (-1 != conn->size) /* if known */
conn->size += bytecount; /* we append the already read size */
if ('\r' == *p)
p++; /* pass the \r byte */
if ('\n' == *p)
p++; /* pass the \n byte */
pgrsSetDownloadSize(data, conn->size);
header = FALSE; /* no more header to parse! */
/* now, only output this if the header AND body are requested:
*/
if (data->bits.http_include_header) {
if((p - data->headerbuff) !=
data->fwrite (data->headerbuff, 1,
p - data->headerbuff, data->out)) {
failf (data, "Failed writing output");
return CURLE_WRITE_ERROR;
}
}
if(data->writeheader) {
/* obviously, the header is requested to be written to
this file: */
if((p - data->headerbuff) !=
data->fwrite (data->headerbuff, 1, p - data->headerbuff,
data->writeheader)) {
failf (data, "Failed writing output");
return CURLE_WRITE_ERROR;
}
}
break; /* exit header line loop */
}
if (!headerline++) {
/* This is the first header, it MUST be the error code line
or else we consiser this to be the body right away! */
if (sscanf (p, " HTTP/1.%*c %3d", &code)) {
/* 404 -> URL not found! */
if (
( ((data->bits.http_follow_location) && (code >= 400))
||
(!data->bits.http_follow_location && (code >= 300)))
&& (data->bits.http_fail_on_error)) {
/* If we have been told to fail hard on HTTP-errors,
here is the check for that: */
/* serious error, go home! */
failf (data, "The requested file was not found");
return CURLE_HTTP_NOT_FOUND;
}
data->progress.httpcode = code;
}
else {
header = FALSE; /* this is not a header line */
break;
}
}
/* check for Content-Length: header lines to get size */
if (strnequal("Content-Length", p, 14) &&
sscanf (p+14, ": %ld", &contentlength))
conn->size = contentlength;
else if (strnequal("Content-Range", p, 13) &&
sscanf (p+13, ": bytes %d-", &offset)) {
if (data->resume_from == offset) {
/* we asked for a resume and we got it */
content_range = TRUE;
}
}
else if(data->cookies &&
strnequal("Set-Cookie: ", p, 11)) {
cookie_add(data->cookies, TRUE, &p[12]);
}
else if(strnequal("Last-Modified:", p,
strlen("Last-Modified:")) &&
data->timecondition) {
time_t secs=time(NULL);
timeofdoc = curl_getdate(p+strlen("Last-Modified:"), &secs);
}
else if ((code >= 300 && code < 400) &&
(data->bits.http_follow_location) &&
strnequal("Location", p, 8) &&
sscanf (p+8, ": %" URL_MAX_LENGTH_TXT "s",
newurl)) {
/* this is the URL that the server advices us to get
instead */
data->newurl = strdup (newurl);
}
if (data->bits.http_include_header) {
if(hbuflen != data->fwrite (p, 1, hbuflen, data->out)) {
failf (data, "Failed writing output");
return CURLE_WRITE_ERROR;
}
}
if(data->writeheader) {
/* the header is requested to be written to this file */
if(hbuflen != data->fwrite (p, 1, hbuflen,
data->writeheader)) {
failf (data, "Failed writing output");
return CURLE_WRITE_ERROR;
}
}
/* reset hbufp pointer && hbuflen */
hbufp = data->headerbuff;
hbuflen = 0;
}
while (*str); /* header line within buffer */
/* We might have reached the end of the header part here, but
there might be a non-header part left in the end of the read
buffer. */
if (!header) {
/* the next token and forward is not part of
the header! */
/* we subtract the remaining header size from the buffer */
nread -= (str - buf);
}
} /* end if header mode */
/* This is not an 'else if' since it may be a rest from the header
parsing, where the beginning of the buffer is headers and the end
is non-headers. */
if (str && !header && (nread > 0)) {
if(0 == bodywrites) {
/* These checks are only made the first time we are about to
write a chunk of the body */
if(conn->protocol&PROT_HTTP) {
/* HTTP-only checks */
if (data->resume_from && !content_range ) {
/* we wanted to resume a download, although the server
doesn't seem to support this */
failf (data, "HTTP server doesn't seem to support byte ranges. Cannot resume.");
return CURLE_HTTP_RANGE_ERROR;
}
else if (data->newurl) {
/* abort after the headers if "follow Location" is set */
infof (data, "Follow to new URL: %s\n", data->newurl);
return CURLE_OK;
}
else if(data->timecondition && !data->range) {
/* A time condition has been set AND no ranges have been
requested. This seems to be what chapter 13.3.4 of
RFC 2616 defines to be the correct action for a
HTTP/1.1 client */
if((timeofdoc > 0) && (data->timevalue > 0)) {
switch(data->timecondition) {
case TIMECOND_IFMODSINCE:
default:
if(timeofdoc < data->timevalue) {
infof(data,
"The requested document is not new enough");
return CURLE_OK;
}
break;
case TIMECOND_IFUNMODSINCE:
if(timeofdoc > data->timevalue) {
infof(data,
"The requested document is not old enough");
return CURLE_OK;
}
break;
} /* switch */
} /* two valid time strings */
} /* we have a time condition */
} /* this is HTTP */
} /* this is the first time we write a body part */
bodywrites++;
if(data->maxdownload &&
(bytecount + nread > data->maxdownload)) {
nread = data->maxdownload - bytecount;
if(nread < 0 ) /* this should be unusual */
nread = 0;
keepon &= ~KEEP_READ; /* we're done reading */
}
bytecount += nread;
pgrsSetDownloadCounter(data, (double)bytecount);
if (nread != data->fwrite (str, 1, nread, data->out)) {
failf (data, "Failed writing output");
return CURLE_WRITE_ERROR;
}
} /* if (! header and data to read ) */
} /* if( read from socket ) */
if((keepon & KEEP_WRITE) && FD_ISSET(conn->writesockfd, &writefd)) {
/* write */
char scratch[BUFSIZE * 2];
int i, si;
int bytes_written;
if(data->crlf)
buf = data->buffer; /* put it back on the buffer */
nread = data->fread(buf, 1, BUFSIZE, data->in);
writebytecount += nread;
pgrsSetUploadCounter(data, (double)writebytecount);
if (nread<=0) {
/* done */
keepon &= ~KEEP_WRITE; /* we're done writing */
break;
}
/* convert LF to CRLF if so asked */
if (data->crlf) {
for(i = 0, si = 0; i < (int)nread; i++, si++) {
if (buf[i] == 0x0a) {
scratch[si++] = 0x0d;
scratch[si] = 0x0a;
}
else {
scratch[si] = buf[i];
}
}
nread = si;
buf = scratch; /* point to the new buffer */
}
/* write to socket */
urg = curl_write(conn, buf, nread, &bytes_written);
if(nread != bytes_written) {
failf(data, "Failed uploading data");
return CURLE_WRITE_ERROR;
}
}
break;
}
now = tvnow();
if(pgrsUpdate(data))
urg = CURLE_ABORTED_BY_CALLBACK;
else
urg = speedcheck (data, now);
if (urg)
return urg;
if (data->timeout && (tvdiff (now, start) > data->timeout)) {
failf (data, "Operation timed out with %d out of %d bytes received",
bytecount, conn->size);
return CURLE_OPERATION_TIMEOUTED;
}
}
}
if(!(data->bits.no_body) && contentlength &&
(bytecount != contentlength)) {
failf(data, "transfer closed with %d bytes remaining to read",
contentlength-bytecount);
return CURLE_PARTIAL_FILE;
}
if(pgrsUpdate(data))
return CURLE_ABORTED_BY_CALLBACK;
if(conn->bytecountp)
*conn->bytecountp = bytecount; /* read count */
if(conn->writebytecountp)
*conn->writebytecountp = writebytecount; /* write count */
return CURLE_OK;
}
typedef int (*func_T)(void);
CURLcode curl_transfer(CURL *curl)
{
CURLcode res;
struct UrlData *data = curl;
struct connectdata *c_connect;
do {
res = curl_connect(curl, (CURLconnect **)&c_connect);
if(res == CURLE_OK) {
res = curl_do(c_connect);
if(res == CURLE_OK) {
res = _Transfer(c_connect); /* now fetch that URL please */
if(res == CURLE_OK)
res = curl_done(c_connect);
}
if((res == CURLE_OK) && data->newurl) {
/* Location: redirect */
char prot[16];
char path[URL_MAX_LENGTH];
if(2 != sscanf(data->newurl, "%15[^:]://%" URL_MAX_LENGTH_TXT
"s", prot, path)) {
/***
*DANG* this is an RFC 2068 violation. The URL is supposed
to be absolute and this doesn't seem to be that!
***
Instead, we have to TRY to append this new path to the old URL
to the right of the host part. Oh crap, this is doomed to cause
problems in the future...
*/
char *protsep;
char *pathsep;
char *newest;
/* protsep points to the start of the host name */
protsep=strstr(data->url, "//");
if(!protsep)
protsep=data->url;
else {
/* TBD: set the port with curl_setopt() */
data->port=0; /* we got a full URL and then we should reset the
port number here to re-initiate it later */
protsep+=2; /* pass the slashes */
}
if('/' != data->newurl[0]) {
/* First we need to find out if there's a ?-letter in the URL,
and cut it and the right-side of that off */
pathsep = strrchr(protsep, '?');
if(pathsep)
*pathsep=0;
/* we have a relative path to append to the last slash if
there's one available */
pathsep = strrchr(protsep, '/');
if(pathsep)
*pathsep=0;
}
else {
/* We got a new absolute path for this server, cut off from the
first slash */
pathsep = strchr(protsep, '/');
if(pathsep)
*pathsep=0;
}
newest=(char *)malloc( strlen(data->url) +
1 + /* possible slash */
strlen(data->newurl) + 1/* zero byte */);
if(!newest)
return CURLE_OUT_OF_MEMORY;
sprintf(newest, "%s%s%s", data->url, ('/' == data->newurl[0])?"":"/",
data->newurl);
free(data->newurl);
data->newurl = newest;
}
else {
/* This was an absolute URL, clear the port number! */
/* TBD: set the port with curl_setopt() */
data->port = 0;
}
/* TBD: set the URL with curl_setopt() */
data->url = data->newurl;
data->newurl = NULL; /* don't show! */
infof(data, "Follows Location: to new URL: '%s'\n", data->url);
curl_disconnect(c_connect);
continue;
}
curl_disconnect(c_connect);
}
break; /* it only reaches here when this shouldn't loop */
} while(1); /* loop if Location: */
if(data->newurl)
free(data->newurl);
if((CURLE_OK == res) && data->writeinfo) {
/* Time to output some info to stdout */
WriteOut(data);
}
return res;
}
#if 0
CURLcode curl_urlget(UrgTag tag, ...)
{
va_list arg;
func_T param_func = (func_T)0;
long param_long = 0;
void *param_obj = NULL;
CURLcode res;
struct UrlData *data;
/* this is for the lame win32 socket crap */
if(curl_init())
return CURLE_FAILED_INIT;
/* We use curl_open() with undefined URL so far */
res = curl_open(&data, NULL);
if(res != CURLE_OK)
return CURLE_FAILED_INIT;
/* data is now filled with good-looking zeroes */
va_start(arg, tag);
while(tag != URGTAG_DONE) {
/* PORTING NOTE:
Object pointers can't necessarily be casted to function pointers and
therefore we need to know what type it is and read the correct type
at once. This should also correct problems with different sizes of
the types.
*/
if(tag < URGTYPE_OBJECTPOINT) {
/* This is a LONG type */
param_long = va_arg(arg, long);
curl_setopt(data, tag, param_long);
}
else if(tag < URGTYPE_FUNCTIONPOINT) {
/* This is a object pointer type */
param_obj = va_arg(arg, void *);
curl_setopt(data, tag, param_obj);
}
else {
param_func = va_arg(arg, func_T );
curl_setopt(data, tag, param_func);
}
/* printf("tag: %d\n", tag); */
tag = va_arg(arg, UrgTag);
}
va_end(arg);
pgrsMode(data, data->progress.mode);
pgrsStartNow(data);
/********* Now, connect to the remote site **********/
res = curl_transfer(data);
curl_close(data);
return res;
}
#endif

83
lib/strequal.c Normal file
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@ -0,0 +1,83 @@
/*****************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Curl.
*
* The Initial Developer of the Original Code is Daniel Stenberg.
*
* Portions created by the Initial Developer are Copyright (C) 2000.
* All Rights Reserved.
*
* ------------------------------------------------------------
* Main author:
* - Daniel Stenberg <Daniel.Stenberg@haxx.nu>
*
* http://curl.haxx.nu
*
* $Source$
* $Revision$
* $Date$
* $Author$
* $State$
* $Locker$
*
* ------------------------------------------------------------
****************************************************************************/
#include "setup.h"
int strequal(const char *first, const char *second)
{
#if defined(HAVE_STRCASECMP)
return !strcasecmp(first, second);
#elif defined(HAVE_STRCMPI)
return !strcmpi(first, second);
#elif defined(HAVE_STRICMP)
return !strcmpi(first, second);
#else
while (*first && *second) {
if (toupper(*first) != toupper(*second)) {
break;
}
first++;
second++;
}
return toupper(*first) == toupper(*second);
#endif
}
int strnequal(const char *first, const char *second, size_t max)
{
#if defined(HAVE_STRCASECMP)
return !strncasecmp(first, second, max);
#elif defined(HAVE_STRCMPI)
return !strncmpi(first, second, max);
#elif defined(HAVE_STRICMP)
return !strnicmp(first, second, max);
#else
while (*first && *second && max) {
if (toupper(*first) != toupper(*second)) {
break;
}
max--;
first++;
second++;
}
return toupper(*first) == toupper(*second);
#endif
}

45
lib/strequal.h Normal file
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@ -0,0 +1,45 @@
#ifndef __STREQUAL_H
#define __STREQUAL_H
/*****************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Curl.
*
* The Initial Developer of the Original Code is Daniel Stenberg.
*
* Portions created by the Initial Developer are Copyright (C) 2000.
* All Rights Reserved.
*
* ------------------------------------------------------------
* Main author:
* - Daniel Stenberg <Daniel.Stenberg@haxx.nu>
*
* http://curl.haxx.nu
*
* $Source$
* $Revision$
* $Date$
* $Author$
* $State$
* $Locker$
*
* ------------------------------------------------------------
****************************************************************************/
int strequal(const char *first, const char *second);
int strnequal(const char *first, const char *second, size_t max);
#endif