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/* soapclient.c
// compile with
// gcc soapclient.c -o soapclient -lcsoap
*/
/* Author: Adrianus Warmenhoven */
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <nanohttp/nanohttp-logging.h>
#include <libcsoap/soap-client.h>
#define MAX_LINE_LENGTH 65535
/* stripcslashes - unescapes the string */
void
stripcslashes(char *str, int *len)
{
char *source, *target, *end;
int nlen = *len, i;
char numtmp[4];
for (source = str, end = str + nlen, target = str; source < end; source++)
{
if (*source == '\\' && source + 1 < end)
{
source++;
switch (*source)
{
case 'n':
*target++ = '\n';
nlen--;
break;
case 'r':
*target++ = '\r';
nlen--;
break;
case 'a':
*target++ = '\a';
nlen--;
break;
case 't':
*target++ = '\t';
nlen--;
break;
case 'v':
*target++ = '\v';
nlen--;
break;
case 'b':
*target++ = '\b';
nlen--;
break;
case 'f':
*target++ = '\f';
nlen--;
break;
case '\\':
*target++ = '\\';
nlen--;
break;
case 'x':
if (source + 1 < end && isxdigit((int) (*(source + 1))))
{
numtmp[0] = *++source;
if (source + 1 < end && isxdigit((int) (*(source + 1))))
{
numtmp[1] = *++source;
numtmp[2] = '\0';
nlen -= 3;
}
else
{
numtmp[1] = '\0';
nlen -= 2;
}
*target++ = (char) strtol(numtmp, NULL, 16);
break;
}
default:
i = 0;
while (source < end && *source >= '0' && *source <= '7' && i < 3)
{
numtmp[i++] = *source++;
}
if (i)
{
numtmp[i] = '\0';
*target++ = (char) strtol(numtmp, NULL, 8);
nlen -= i;
source--;
}
else
{
*target++ = *source;
nlen--;
}
}
}
else
{
*target++ = *source;
}
}
if (nlen != 0)
*target = '\0';
*len = nlen;
}
/* ParseLine - gets a line, finds the commas, unescapes the value and adds it
// to the SOAP request
*/
void
ParseLine(SoapCtx * ctx, char *Buffer, int LineLen)
{
char *Line, *FirstCommaPos, *SecondCommaPos;
int len;
/* if wrong line length, return */
if (LineLen <= 0)
return;
/* alloc buffer for the line, copy it */
Line = (char *) malloc(LineLen + 1);
memcpy(Line, Buffer, LineLen);
Line[LineLen] = '\0';
/* find first comma */
FirstCommaPos = strchr(Line, ',');
if (!FirstCommaPos)
return;
/* find second comma */
SecondCommaPos = strchr(FirstCommaPos + 1, ',');
if (!SecondCommaPos)
return;
/* separate the three strings */
FirstCommaPos[0] = '\0';
SecondCommaPos[0] = '\0';
/* unescape */
len = strlen(SecondCommaPos + 1);
stripcslashes(SecondCommaPos + 1, &len);
/* add to the request */
soap_env_add_item(ctx->env, Line, FirstCommaPos + 1, SecondCommaPos + 1);
/* free the buffer */
free(Line);
}
void
printusage(char *FileName)
{
printf("Usage: %s [URL] [URN] [SOAPMETHOD]\n\n", FileName);
printf("- [URL] is the url of the SOAP server.\n");
printf("- [URN] is the namespace for the method/webservice.\n");
printf("- [SOAPMETHOD] is the method to call.\n\n");
printf("All commandline paramaters are mandatory.\n\n");
printf
("%s reads the parameters for the SOAPMETHOD from STDIN as a comma-separated list\n\n",
FileName);
printf("Each line is one parameter and has the following form:\n\n");
printf("xsd:[TYPE],[PARAMETERNAME],[PARAMETERVALUE]\n\n");
printf
("- [TYPE] is a basic type for SOAP or a complex type defined by the WSDL.\n");
printf
("- [PARAMETERNAME] is the name for the parameter of the SOAPMETHOD on this line.\n");
printf
("- [PARAMETERVALUE] is the value for the parameter. N.B. \nand other escapes are recognized.\n");
}
int
main(int argc, char *argv[])
{
SoapCtx *ctx, *ctx2;
herror_t err;
/* create buffer */
char Buffer[MAX_LINE_LENGTH];
long bytes_read, bytes_left;
char *EndLinePos;
/* check the parameter count */
if (argc != 4)
{
printusage(argv[0]);
return 1;
}
/* init cSOAP client */
err = soap_client_init_args(argc, argv);
if (err != H_OK)
{
log_error4("%s():%s [%d]", herror_func(err),
herror_message(err), herror_code(err));
herror_release(err);
return 1;
}
/* create a SoapCtx object */
err = soap_ctx_new_with_method(argv[2], argv[3], &ctx);
if (err != H_OK)
{
log_error4("%s():%s [%d]", herror_func(err),
herror_message(err), herror_code(err));
herror_release(err);
return 1;
}
/* read from stdin until EOF */
while (!feof(stdin))
{
bytes_read = fread(Buffer, 1, MAX_LINE_LENGTH, stdin);
/* pass each line into ParseLine */
while ((EndLinePos = strchr(Buffer, '\n')))
{
ParseLine(ctx, Buffer, EndLinePos - Buffer);
memmove(Buffer, EndLinePos + 1, bytes_read - (EndLinePos - Buffer + 1));
Buffer[bytes_read - (EndLinePos - Buffer + 1)] = '\0';
}
/* no '\n' found in the whole Buffer, that means line's too */
bytes_left = strlen(Buffer);
if (bytes_left == MAX_LINE_LENGTH)
{
log_error1("The parameter line is too long.");
herror_release(err);
soap_ctx_free(ctx);
return 1;
}
}
/* invoke */
err = soap_client_invoke(ctx, &ctx2, argv[1], "");
if (err != H_OK)
{
log_error4("[%d] %s(): %s ", herror_code(err),
herror_func(err), herror_message(err));
herror_release(err);
soap_ctx_free(ctx);
return 1;
}
/* print the result */
soap_xml_doc_print(ctx2->env->root->doc);
/* free the objects */
soap_ctx_free(ctx2);
soap_ctx_free(ctx);
/* destroy the cSOAP client */
soap_client_destroy();
return 0;
}
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