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Add the ability to build custom request body parser extensions.

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Add an example for a request body parser extension.
This commit is contained in:
b1v1r
2010-05-05 23:01:11 +00:00
parent f7f305991f
commit 058283fb5a
9 changed files with 334 additions and 22 deletions
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21
apache2/re.h
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@@ -34,6 +34,7 @@ typedef struct msre_tfn_metadata msre_tfn_metadata;
typedef struct msre_actionset msre_actionset;
typedef struct msre_action_metadata msre_action_metadata;
typedef struct msre_action msre_action;
typedef struct msre_reqbody_processor_metadata msre_reqbody_processor_metadata;
typedef struct msre_cache_rec msre_cache_rec;
#include "apr_general.h"
@@ -63,6 +64,10 @@ msre_var_metadata DSOLOCAL *msre_resolve_var(msre_engine *engine, const char *na
msre_action_metadata DSOLOCAL *msre_resolve_action(msre_engine *engine, const char *name);
msre_reqbody_processor_metadata DSOLOCAL *msre_resolve_reqbody_processor(
msre_engine *engine,
const char *name);
msre_var DSOLOCAL *msre_create_var(msre_ruleset *ruleset, const char *name, const char *param,
modsec_rec *msr, char **error_msg);
@@ -91,6 +96,7 @@ struct msre_engine {
apr_table_t *operators;
apr_table_t *actions;
apr_table_t *tfns;
apr_table_t *reqbody_processors;
};
msre_engine DSOLOCAL *msre_engine_create(apr_pool_t *parent_pool);
@@ -360,6 +366,21 @@ struct msre_action {
unsigned int param_plusminus; /* ABSOLUTE_VALUE, POSITIVE_VALUE, NEGATIVE_VALUE */
};
void DSOLOCAL msre_engine_reqbody_processor_register(msre_engine *engine,
const char *name, void *fn_init, void *fn_process, void *fn_complete);
typedef int (*fn_reqbody_processor_init_t)(modsec_rec *msr, char **error_msg);
typedef int (*fn_reqbody_processor_process_t)(modsec_rec *msr, const char *buf,
unsigned int size, char **error_msg);
typedef int (*fn_reqbody_processor_complete_t)(modsec_rec *msr, char **error_msg);
struct msre_reqbody_processor_metadata {
const char *name;
fn_reqbody_processor_init_t init;
fn_reqbody_processor_process_t process;
fn_reqbody_processor_complete_t complete;
};
/* -- MSRE Function Prototypes ---------------------------------------------- */
msre_var_metadata DSOLOCAL *msre_resolve_var(msre_engine *engine, const char *name);