diff options
Diffstat (limited to 'pjsip/src/pjsip/sip_auth_parser.c')
| -rw-r--r-- | pjsip/src/pjsip/sip_auth_parser.c | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/pjsip/src/pjsip/sip_auth_parser.c b/pjsip/src/pjsip/sip_auth_parser.c new file mode 100644 index 00000000..c67f7914 --- /dev/null +++ b/pjsip/src/pjsip/sip_auth_parser.c @@ -0,0 +1,246 @@ +/* $Header: /pjproject/pjsip/src/pjsip/sip_auth_parser.c 7 8/31/05 9:05p Bennylp $ */
+#include <pjsip/sip_auth_parser.h>
+#include <pjsip/sip_auth_msg.h>
+#include <pjsip/sip_parser.h>
+#include <pj/string.h>
+#include <pj/except.h>
+
+static pjsip_authorization_hdr* parse_hdr_authorization( pj_scanner *scanner, pj_pool_t *pool);
+static pjsip_proxy_authorization_hdr* parse_hdr_proxy_authorization( pj_scanner *scanner, pj_pool_t *pool);
+static pjsip_www_authenticate_hdr* parse_hdr_www_authenticate( pj_scanner *scanner, pj_pool_t *pool);
+static pjsip_proxy_authenticate_hdr* parse_hdr_proxy_authenticate( pj_scanner *scanner, pj_pool_t *pool);
+
+static void parse_digest_credential( pj_scanner *scanner, pj_pool_t *pool, pjsip_digest_credential *cred);
+static void parse_pgp_credential( pj_scanner *scanner, pj_pool_t *pool, pjsip_pgp_credential *cred);
+static void parse_digest_challenge( pj_scanner *scanner, pj_pool_t *pool, pjsip_digest_challenge *chal);
+static void parse_pgp_challenge( pj_scanner *scanner, pj_pool_t *pool, pjsip_pgp_challenge *chal);
+
+const pj_str_t pjsip_USERNAME_STR = { "username", 8 },
+ pjsip_REALM_STR = { "realm", 5},
+ pjsip_NONCE_STR = { "nonce", 5},
+ pjsip_URI_STR = { "uri", 3 },
+ pjsip_RESPONSE_STR = { "response", 8 },
+ pjsip_ALGORITHM_STR = { "algorithm", 9 },
+ pjsip_DOMAIN_STR = { "domain", 6 },
+ pjsip_STALE_STR = { "stale", 5},
+ pjsip_QOP_STR = { "qop", 3},
+ pjsip_CNONCE_STR = { "cnonce", 6},
+ pjsip_OPAQUE_STR = { "opaque", 6},
+ pjsip_NC_STR = { "nc", 2},
+ pjsip_TRUE_STR = { "true", 4},
+ pjsip_QUOTED_TRUE_STR = { "\"true\"", 6},
+ pjsip_FALSE_STR = { "false", 5},
+ pjsip_QUOTED_FALSE_STR = { "\"false\"", 7},
+ pjsip_DIGEST_STR = { "Digest", 6},
+ pjsip_QUOTED_DIGEST_STR = { "\"Digest\"", 8},
+ pjsip_PGP_STR = { "PGP", 3 },
+ pjsip_QUOTED_PGP_STR = { "\"PGP\"", 5 },
+ pjsip_MD5_STR = { "md5", 3 },
+ pjsip_QUOTED_MD5_STR = { "\"md5\"", 5},
+ pjsip_AUTH_STR = { "auth", 4},
+ pjsip_QUOTED_AUTH_STR = { "\"auth\"", 6 };
+
+
+static void parse_digest_credential( pj_scanner *scanner, pj_pool_t *pool, pjsip_digest_credential *cred)
+{
+ for (;;) {
+ pj_str_t name, value;
+
+ pjsip_parse_param_imp(scanner, &name, &value, PJSIP_PARSE_REMOVE_QUOTE);
+
+ if (!pj_stricmp(&name, &pjsip_USERNAME_STR)) {
+ cred->username = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_REALM_STR)) {
+ cred->realm = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_NONCE_STR)) {
+ cred->nonce = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_URI_STR)) {
+ cred->uri = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_RESPONSE_STR)) {
+ cred->response = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_ALGORITHM_STR)) {
+ cred->algorithm = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_CNONCE_STR)) {
+ cred->cnonce = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_OPAQUE_STR)) {
+ cred->opaque = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_QOP_STR)) {
+ cred->qop = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_NC_STR)) {
+ cred->nc = value;
+
+ } else {
+ pjsip_concat_param_imp(&cred->other_param, pool, &name, &value, ',');
+ }
+
+ /* Eat comma */
+ if (!pj_scan_is_eof(scanner) && *scanner->current == ',')
+ pj_scan_get_char(scanner);
+ else
+ break;
+ }
+}
+
+static void parse_pgp_credential( pj_scanner *scanner, pj_pool_t *pool, pjsip_pgp_credential *cred)
+{
+ PJ_UNUSED_ARG(scanner)
+ PJ_UNUSED_ARG(pool)
+ PJ_UNUSED_ARG(cred)
+
+ PJ_THROW(PJSIP_SYN_ERR_EXCEPTION);
+}
+
+static void parse_digest_challenge( pj_scanner *scanner, pj_pool_t *pool, pjsip_digest_challenge *chal)
+{
+ for (;;) {
+ pj_str_t name, value;
+
+ pjsip_parse_param_imp(scanner, &name, &value, PJSIP_PARSE_REMOVE_QUOTE);
+
+ if (!pj_stricmp(&name, &pjsip_REALM_STR)) {
+ chal->realm = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_DOMAIN_STR)) {
+ chal->domain = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_NONCE_STR)) {
+ chal->nonce = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_OPAQUE_STR)) {
+ chal->opaque = value;
+
+ } else if (!pj_stricmp(&name, &pjsip_STALE_STR)) {
+ if (!pj_stricmp(&value, &pjsip_TRUE_STR) || !pj_stricmp(&value, &pjsip_QUOTED_TRUE_STR))
+ chal->stale = 1;
+
+ } else if (!pj_stricmp(&name, &pjsip_ALGORITHM_STR)) {
+ chal->algorithm = value;
+
+
+ } else if (!pj_stricmp(&name, &pjsip_QOP_STR)) {
+ chal->qop = value;
+
+ } else {
+ pjsip_concat_param_imp(&chal->other_param, pool, &name, &value, ',');
+ }
+
+ /* Eat comma */
+ if (!pj_scan_is_eof(scanner) && *scanner->current == ',')
+ pj_scan_get_char(scanner);
+ else
+ break;
+ }
+}
+
+static void parse_pgp_challenge( pj_scanner *scanner, pj_pool_t *pool, pjsip_pgp_challenge *chal)
+{
+ PJ_UNUSED_ARG(scanner)
+ PJ_UNUSED_ARG(pool)
+ PJ_UNUSED_ARG(chal)
+
+ PJ_THROW(PJSIP_SYN_ERR_EXCEPTION);
+}
+
+static void int_parse_hdr_authorization( pj_scanner *scanner, pj_pool_t *pool,
+ pjsip_authorization_hdr *hdr)
+{
+ if (*scanner->current == '"') {
+ pj_scan_get_quote(scanner, '"', '"', &hdr->scheme);
+ hdr->scheme.ptr++;
+ hdr->scheme.slen -= 2;
+ } else {
+ pj_scan_get(scanner, pjsip_TOKEN_SPEC, &hdr->scheme);
+ }
+
+ if (!pj_stricmp(&hdr->scheme, &pjsip_DIGEST_STR)) {
+
+ parse_digest_credential(scanner, pool, &hdr->credential.digest);
+
+ } else if (!pj_stricmp(&hdr->scheme, &pjsip_PGP_STR)) {
+
+ parse_pgp_credential( scanner, pool, &hdr->credential.pgp);
+
+ } else {
+ PJ_THROW(PJSIP_SYN_ERR_EXCEPTION);
+ }
+
+ pjsip_parse_end_hdr_imp( scanner );
+}
+
+static void int_parse_hdr_authenticate( pj_scanner *scanner, pj_pool_t *pool,
+ pjsip_www_authenticate_hdr *hdr)
+{
+ if (*scanner->current == '"') {
+ pj_scan_get_quote(scanner, '"', '"', &hdr->scheme);
+ hdr->scheme.ptr++;
+ hdr->scheme.slen -= 2;
+ } else {
+ pj_scan_get(scanner, pjsip_TOKEN_SPEC, &hdr->scheme);
+ }
+
+ if (!pj_stricmp(&hdr->scheme, &pjsip_DIGEST_STR)) {
+
+ parse_digest_challenge(scanner, pool, &hdr->challenge.digest);
+
+ } else if (!pj_stricmp(&hdr->scheme, &pjsip_PGP_STR)) {
+
+ parse_pgp_challenge(scanner, pool, &hdr->challenge.pgp);
+
+ } else {
+ PJ_THROW(PJSIP_SYN_ERR_EXCEPTION);
+ }
+
+ pjsip_parse_end_hdr_imp( scanner );
+}
+
+
+static pjsip_authorization_hdr *parse_hdr_authorization( pj_scanner *scanner, pj_pool_t *pool)
+{
+ pjsip_authorization_hdr *hdr = pjsip_authorization_hdr_create(pool);
+ int_parse_hdr_authorization(scanner, pool, hdr);
+ return hdr;
+}
+
+static pjsip_proxy_authorization_hdr *parse_hdr_proxy_authorization( pj_scanner *scanner, pj_pool_t *pool)
+{
+ pjsip_proxy_authorization_hdr *hdr = pjsip_proxy_authorization_hdr_create(pool);
+ int_parse_hdr_authorization(scanner, pool, hdr);
+ return hdr;
+}
+
+static pjsip_www_authenticate_hdr *parse_hdr_www_authenticate( pj_scanner *scanner, pj_pool_t *pool)
+{
+ pjsip_www_authenticate_hdr *hdr = pjsip_www_authenticate_hdr_create(pool);
+ int_parse_hdr_authenticate(scanner, pool, hdr);
+ return hdr;
+}
+
+static pjsip_proxy_authenticate_hdr *parse_hdr_proxy_authenticate( pj_scanner *scanner, pj_pool_t *pool)
+{
+ pjsip_proxy_authenticate_hdr *hdr = pjsip_proxy_authenticate_hdr_create(pool);
+ int_parse_hdr_authenticate(scanner, pool, hdr);
+ return hdr;
+}
+
+
+PJ_DEF(void) pjsip_auth_init_parser()
+{
+ pjsip_register_hdr_parser( "Authorization", NULL, (pjsip_parse_hdr_func*) &parse_hdr_authorization);
+ pjsip_register_hdr_parser( "Proxy-Authorization", NULL, (pjsip_parse_hdr_func*) &parse_hdr_proxy_authorization);
+ pjsip_register_hdr_parser( "WWW-Authenticate", NULL, (pjsip_parse_hdr_func*) &parse_hdr_www_authenticate);
+ pjsip_register_hdr_parser( "Proxy-Authenticate", NULL, (pjsip_parse_hdr_func*) &parse_hdr_proxy_authenticate);
+}
+
+PJ_DEF(void) pjsip_auth_deinit_parser()
+{
+}
+
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