httpd: 2.4.1 to 2.4.10-dev compatibility report

Test Info

Library Name	httpd
Version #1	2.4.1
Version #2	2.4.10-dev
CPU Type	x86
GCC Version	4.4.7
Subject	Binary Compatibility

Test Results

Total Header Files	41
Total Shared Libraries	0 (not analyzed)
Total Symbols / Types	1157 / 643
Verdict	Compatible

Problem Summary

	Severity	Count
Added Symbols	-	46
Removed Symbols	High	0
Problems with Data Types	High	0
	Medium	0
	Low	4
Problems with Symbols	High	0
	Medium	0
	Low	1
Problems with Constants	Low	2
Other Changes in Constants	-	53

Added Symbols (46)

ap_provider.h
ap_list_provider_groups ( apr_pool_t* pool )

ap_regex.h
ap_regname ( struct ap_regex_t const* preg, apr_array_header_t* names, char const* prefix, int upper )

http_config.h
ap_hook_get_open_htaccess ( )
ap_hook_open_htaccess ( apr_status_t(*pf)(request_rec*, char const*, char const*, ap_configfile_t**, char const**), char const*const* aszPre, char const*const* aszSucc, int nOrder )
ap_open_htaccess ( request_rec* r, char const* dir_name, char const* access_name, ap_configfile_t** conffile, char const** full_name )
ap_run_open_htaccess ( request_rec* r, char const* dir_name, char const* access_name, ap_configfile_t** conffile, char const** full_name )
ap_runtime_dir_relative ( apr_pool_t* p, char const* fname )

http_main.h
ap_runtime_dir [data]

http_protocol.h
ap_condition_if_match ( request_rec* r, apr_table_t* headers )
ap_condition_if_modified_since ( request_rec* r, apr_table_t* headers )
ap_condition_if_none_match ( request_rec* r, apr_table_t* headers )
ap_condition_if_range ( request_rec* r, apr_table_t* headers )
ap_condition_if_unmodified_since ( request_rec* r, apr_table_t* headers )

http_request.h
ap_hook_dirwalk_stat ( apr_status_t(*pf)(apr_finfo_t*, request_rec*, apr_int32_t), char const*const* aszPre, char const*const* aszSucc, int nOrder )
ap_hook_get_dirwalk_stat ( )
ap_hook_get_post_perdir_config ( )
ap_hook_post_perdir_config ( int(*pf)(request_rec*), char const*const* aszPre, char const*const* aszSucc, int nOrder )
ap_run_dirwalk_stat ( apr_finfo_t* finfo, request_rec* r, apr_int32_t wanted )
ap_run_post_perdir_config ( request_rec* r )

httpd.h
ap_bin2hex ( void const* src, apr_size_t srclen, char* dest )
ap_find_etag_strong ( apr_pool_t* p, char const* line, char const* tok )
ap_find_etag_weak ( apr_pool_t* p, char const* line, char const* tok )
ap_get_exec_line ( apr_pool_t* p, char const* cmd, char const*const* argv )
ap_get_loadavg ( ap_loadavg_t* ld )
ap_get_sload ( ap_sload_t* ld )

mpm_common.h
ap_hook_get_resume_connection ( )
ap_hook_get_suspend_connection ( )
ap_hook_resume_connection ( void(*pf)(conn_rec*, request_rec*), char const*const* aszPre, char const*const* aszSucc, int nOrder )
ap_hook_suspend_connection ( void(*pf)(conn_rec*, request_rec*), char const*const* aszPre, char const*const* aszSucc, int nOrder )
ap_mpm_podx_check ( ap_pod_t* pod )
ap_mpm_podx_close ( ap_pod_t* pod )
ap_mpm_podx_killpg ( ap_pod_t* pod, int num, enum ap_podx_restart_t graceful )
ap_mpm_podx_open ( apr_pool_t* p, ap_pod_t** pod )
ap_mpm_podx_signal ( ap_pod_t* pod, enum ap_podx_restart_t graceful )
ap_run_resume_connection ( conn_rec* c, request_rec* r )
ap_run_suspend_connection ( conn_rec* c, request_rec* r )

util_fcgi.h
ap_fcgi_begin_request_body_to_array ( struct ap_fcgi_begin_request_body* h, unsigned char* a )
ap_fcgi_encode_env ( request_rec* r, apr_table_t* env, void* buffer, apr_size_t buflen, int* starting_elem )
ap_fcgi_encoded_env_len ( apr_table_t* env, apr_size_t maxlen, int* starting_elem )
ap_fcgi_fill_in_header ( struct ap_fcgi_header* header, unsigned char type, apr_uint16_t request_id, apr_uint16_t content_len, unsigned char padding_len )
ap_fcgi_fill_in_request_body ( struct ap_fcgi_begin_request_body* brb, int role, unsigned char flags )
ap_fcgi_header_fields_from_array ( unsigned char* version, unsigned char* type, apr_uint16_t* request_id, apr_uint16_t* content_len, unsigned char* padding_len, unsigned char* a )
ap_fcgi_header_from_array ( struct ap_fcgi_header* h, unsigned char* a )
ap_fcgi_header_to_array ( struct ap_fcgi_header* h, unsigned char* a )

util_filter.h
ap_remove_input_filter_byhandle ( ap_filter_t* next, char const* handle )
ap_remove_output_filter_byhandle ( ap_filter_t* next, char const* handle )

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Problems with Data Types, Low Severity (4)

	Change	Effect
1	Field refs has been added to this type.	1) This field will not be initialized by old clients. 2) Size of the inclusive type has been changed. NOTE: this field should be accessed only from the new library functions, otherwise it may result in crash or incorrect behavior of applications.
2	Size of this type has been changed from 132 bytes to 136 bytes.	The fields or parameters of such data type may be incorrectly initialized or accessed by old client applications.

	Change	Effect
1	Field sense has been added to this type.	1) This field will not be initialized by old clients. 2) Size of the inclusive type has been changed. NOTE: this field should be accessed only from the new library functions, otherwise it may result in crash or incorrect behavior of applications.
2	Size of this type has been changed from 4 bytes to 8 bytes.	The fields or parameters of such data type may be incorrectly initialized or accessed by old client applications.

http_core.h
[+] struct core_dir_config (2)

httpd.h
[+] struct conn_state_t (2)

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Problems with Symbols, Low Severity (1)

	Change	Effect
1	2nd parameter pconf has been renamed to in_pconf.	Renaming of a parameter may indicate a change in its semantic meaning.

mpm_common.h
[+] ap_fatal_signal_setup ( server_rec* s, apr_pool_t* pconf ) (1)

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Problems with Constants, Low Severity (2)

	Change	Effect
1	The value of constant AP_SERVER_DEVBUILD_BOOLEAN has been changed from 0 to 1.	Applications will pass an old value of this constant as the parameter to the new-version library functions, that expect a new one. This may result in crash of incorrect behavior of applications.

	Change	Effect
1	The value of constant RESPONSE_CODES has been changed from 57 to 83.	Applications will pass an old value of this constant as the parameter to the new-version library functions, that expect a new one. This may result in crash of incorrect behavior of applications.

ap_release.h
[+] AP_SERVER_DEVBUILD_BOOLEAN

httpd.h
[+] RESPONSE_CODES

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Other Changes in Constants (53)

	Change	Effect
1	The constant AP_REG_MATCH with value "MATCH_" has been added.	No effect.

	Change	Effect
1	The constant AP_SERVER_ADD_STRING with value "-dev" has been added.	No effect.

	Change	Effect
1	The constant AP_SLOTMEM_TYPE_CLEARINUSE with value (1 << 3) has been added.	No effect.

	Change	Effect
1	The constant DEFAULT_HEARTBEAT_STORAGE with value "hb.dat" has been added.	No effect.

	Change	Effect
1	The constant HTTP_ALREADY_REPORTED with value 208 has been added.	No effect.

	Change	Effect
1	The constant HTTP_IM_USED with value 226 has been added.	No effect.

	Change	Effect
1	The constant HTTP_LOOP_DETECTED with value 508 has been added.	No effect.

	Change	Effect
1	The constant HTTP_NETWORK_AUTHENTICATION_REQUIRED with value 511 has been added.	No effect.

	Change	Effect
1	The constant HTTP_PERMANENT_REDIRECT with value 308 has been added.	No effect.

	Change	Effect
1	The constant HTTP_PRECONDITION_REQUIRED with value 428 has been added.	No effect.

	Change	Effect
1	The constant HTTP_REQUEST_HEADER_FIELDS_TOO_LARGE with value 431 has been added.	No effect.

	Change	Effect
1	The constant HTTP_TOO_MANY_REQUESTS with value 429 has been added.	No effect.

	Change	Effect
1	The constant AP_MPM_PODX_GRACEFUL_CHAR with value '!' has been added.	No effect.

	Change	Effect
1	The constant AP_MPM_PODX_RESTART_CHAR with value '$' has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_ABORT_REQUEST with value 2 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_APACHE_ROLE_ACCESS_CHECKER_STR with value "ACCESS_CHECKER" has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_APACHE_ROLE_AUTHENTICATOR_STR with value "AUTHENTICATOR" has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_APACHE_ROLE_AUTHORIZER_STR with value "AUTHORIZER" has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_AUTHORIZER with value 2 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_AUTHORIZER_STR with value "AUTHORIZER" has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_BEGIN_REQUEST with value 1 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_BRB_FLAGS_OFFSET with value 2 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_BRB_RESERVED0_OFFSET with value 3 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_BRB_RESERVED1_OFFSET with value 4 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_BRB_RESERVED2_OFFSET with value 5 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_BRB_RESERVED3_OFFSET with value 6 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_BRB_RESERVED4_OFFSET with value 7 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_BRB_ROLEB0_OFFSET with value 1 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_BRB_ROLEB1_OFFSET with value 0 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_DATA with value 8 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_END_REQUEST with value 3 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_FILTER with value 3 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_FILTER_STR with value "FILTER" has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_GET_VALUES with value 9 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_GET_VALUES_RESULT with value 10 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_HDR_CONTENT_LEN_B0_OFFSET with value 5 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_HDR_CONTENT_LEN_B1_OFFSET with value 4 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_HDR_PADDING_LEN_OFFSET with value 6 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_HDR_REQUEST_ID_B0_OFFSET with value 3 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_HDR_REQUEST_ID_B1_OFFSET with value 2 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_HDR_RESERVED_OFFSET with value 7 has been added.	No effect.

	Change	Effect
1	The constant AP_FCGI_HDR_TYPE_OFFSET with value 1 has been added.	No effect.

ap_regex.h
[+] AP_REG_MATCH

ap_release.h
[+] AP_SERVER_ADD_STRING

ap_slotmem.h
[+] AP_SLOTMEM_TYPE_CLEARINUSE

heartbeat.h
[+] DEFAULT_HEARTBEAT_STORAGE

httpd.h
[+] HTTP_ALREADY_REPORTED
[+] HTTP_IM_USED
[+] HTTP_LOOP_DETECTED
[+] HTTP_NETWORK_AUTHENTICATION_REQUIRED
[+] HTTP_PERMANENT_REDIRECT
[+] HTTP_PRECONDITION_REQUIRED
[+] HTTP_REQUEST_HEADER_FIELDS_TOO_LARGE
[+] HTTP_TOO_MANY_REQUESTS

mpm_common.h
[+] AP_MPM_PODX_GRACEFUL_CHAR
[+] AP_MPM_PODX_RESTART_CHAR

util_fcgi.h
[+] AP_FCGI_ABORT_REQUEST
[+] AP_FCGI_APACHE_ROLE_ACCESS_CHECKER_STR
[+] AP_FCGI_APACHE_ROLE_AUTHENTICATOR_STR
[+] AP_FCGI_APACHE_ROLE_AUTHORIZER_STR
[+] AP_FCGI_AUTHORIZER
[+] AP_FCGI_AUTHORIZER_STR
[+] AP_FCGI_BEGIN_REQUEST
[+] AP_FCGI_BRB_FLAGS_OFFSET
[+] AP_FCGI_BRB_RESERVED0_OFFSET
[+] AP_FCGI_BRB_RESERVED1_OFFSET
[+] AP_FCGI_BRB_RESERVED2_OFFSET
[+] AP_FCGI_BRB_RESERVED3_OFFSET
[+] AP_FCGI_BRB_RESERVED4_OFFSET
[+] AP_FCGI_BRB_ROLEB0_OFFSET
[+] AP_FCGI_BRB_ROLEB1_OFFSET
[+] AP_FCGI_DATA
[+] AP_FCGI_END_REQUEST
[+] AP_FCGI_FILTER
[+] AP_FCGI_FILTER_STR
[+] AP_FCGI_GET_VALUES
[+] AP_FCGI_GET_VALUES_RESULT
[+] AP_FCGI_HDR_CONTENT_LEN_B0_OFFSET
[+] AP_FCGI_HDR_CONTENT_LEN_B1_OFFSET
[+] AP_FCGI_HDR_PADDING_LEN_OFFSET
[+] AP_FCGI_HDR_REQUEST_ID_B0_OFFSET
[+] AP_FCGI_HDR_REQUEST_ID_B1_OFFSET
[+] AP_FCGI_HDR_RESERVED_OFFSET
[+] AP_FCGI_HDR_TYPE_OFFSET
[+] AP_FCGI_HEADER_LEN
[+] AP_FCGI_KEEP_CONN
[+] AP_FCGI_MAX_CONTENT_LEN
[+] AP_FCGI_MAXTYPE
[+] AP_FCGI_PARAMS
[+] AP_FCGI_RESPONDER
[+] AP_FCGI_RESPONDER_STR
[+] AP_FCGI_STDERR
[+] AP_FCGI_STDIN
[+] AP_FCGI_STDOUT
[+] AP_FCGI_UNKNOWN_TYPE

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Header Files (41)

ap_compat.h
ap_config.h
ap_expr.h
ap_hooks.h
ap_listen.h
ap_mmn.h
ap_mpm.h
ap_provider.h
ap_regex.h
ap_regkey.h
ap_release.h
ap_slotmem.h
ap_socache.h
apache_noprobes.h
heartbeat.h
http_config.h
http_connection.h
http_core.h
http_log.h
http_main.h
http_protocol.h
http_request.h
http_vhost.h
httpd.h
mod_auth.h
mod_core.h
mod_request.h
mpm_common.h
scoreboard.h
util_cfgtree.h
util_charset.h
util_cookies.h
util_ebcdic.h
util_filter.h
util_ldap.h
util_md5.h
util_mutex.h
util_script.h
util_time.h
util_varbuf.h
util_xml.h

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Test Info

Library Name	httpd
Version #1	2.4.1
Version #2	2.4.10-dev
CPU Type	x86
GCC Version	4.4.7
Subject	Source Compatibility

Test Results

Total Header Files	41
Total Shared Libraries	0 (not analyzed)
Total Symbols / Types	1158 / 643
Verdict	Compatible

Problem Summary

	Severity	Count
Added Symbols	-	46
Removed Symbols	High	0
Problems with Data Types	High	0
	Medium	0
	Low	2
Problems with Symbols	High	0
	Medium	0
	Low	0
Problems with Constants	Low	6
Other Changes in Symbols	-	1
Other Changes in Constants	-	55

Added Symbols (46)

Problems with Data Types, Low Severity (2)

http_core.h
[+] struct core_dir_config (1)

httpd.h
[+] struct conn_state_t (1)

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Problems with Constants, Low Severity (6)

ap_mmn.h
[+] MODULE_MAGIC_NUMBER_MINOR

ap_release.h
[+] AP_SERVER_COPYRIGHT
[+] AP_SERVER_DEVBUILD_BOOLEAN
[+] AP_SERVER_PATCHLEVEL_NUMBER

httpd.h
[+] RESPONSE_CODES
[+] strtoul

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Other Changes in Symbols (1)

mpm_common.h
[+] ap_fatal_signal_setup ( server_rec* s, apr_pool_t* pconf ) (1)

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Other Changes in Constants (55)

ap_regex.h
[+] AP_REG_MATCH

ap_release.h
[+] AP_SERVER_ADD_STRING

ap_slotmem.h
[+] AP_SLOTMEM_TYPE_CLEARINUSE

heartbeat.h
[+] DEFAULT_HEARTBEAT_STORAGE

httpd.h
[+] HTTP_ALREADY_REPORTED
[+] HTTP_IM_USED
[+] HTTP_LOOP_DETECTED
[+] HTTP_NETWORK_AUTHENTICATION_REQUIRED
[+] HTTP_PERMANENT_REDIRECT
[+] HTTP_PRECONDITION_REQUIRED
[+] HTTP_REQUEST_HEADER_FIELDS_TOO_LARGE
[+] HTTP_TOO_MANY_REQUESTS

mpm_common.h
[+] AP_MPM_PODX_GRACEFUL_CHAR
[+] AP_MPM_PODX_RESTART_CHAR

util_fcgi.h
[+] AP_FCGI_ABORT_REQUEST
[+] AP_FCGI_APACHE_ROLE_ACCESS_CHECKER_STR
[+] AP_FCGI_APACHE_ROLE_AUTHENTICATOR_STR
[+] AP_FCGI_APACHE_ROLE_AUTHORIZER_STR
[+] AP_FCGI_AUTHORIZER
[+] AP_FCGI_AUTHORIZER_STR
[+] AP_FCGI_BEGIN_REQUEST
[+] AP_FCGI_BRB_FLAGS_OFFSET
[+] AP_FCGI_BRB_RESERVED0_OFFSET
[+] AP_FCGI_BRB_RESERVED1_OFFSET
[+] AP_FCGI_BRB_RESERVED2_OFFSET
[+] AP_FCGI_BRB_RESERVED3_OFFSET
[+] AP_FCGI_BRB_RESERVED4_OFFSET
[+] AP_FCGI_BRB_ROLEB0_OFFSET
[+] AP_FCGI_BRB_ROLEB1_OFFSET
[+] AP_FCGI_DATA
[+] AP_FCGI_END_REQUEST
[+] AP_FCGI_FILTER
[+] AP_FCGI_FILTER_STR
[+] AP_FCGI_GET_VALUES
[+] AP_FCGI_GET_VALUES_RESULT
[+] AP_FCGI_HDR_CONTENT_LEN_B0_OFFSET
[+] AP_FCGI_HDR_CONTENT_LEN_B1_OFFSET
[+] AP_FCGI_HDR_PADDING_LEN_OFFSET
[+] AP_FCGI_HDR_REQUEST_ID_B0_OFFSET
[+] AP_FCGI_HDR_REQUEST_ID_B1_OFFSET
[+] AP_FCGI_HDR_RESERVED_OFFSET
[+] AP_FCGI_HDR_TYPE_OFFSET
[+] AP_FCGI_HDR_VERSION_OFFSET
[+] AP_FCGI_HEADER_LEN
[+] AP_FCGI_KEEP_CONN
[+] AP_FCGI_MAX_CONTENT_LEN
[+] AP_FCGI_MAXTYPE
[+] AP_FCGI_PARAMS
[+] AP_FCGI_RESPONDER
[+] AP_FCGI_RESPONDER_STR
[+] AP_FCGI_STDERR
[+] AP_FCGI_STDIN
[+] AP_FCGI_STDOUT
[+] AP_FCGI_UNKNOWN_TYPE
[+] AP_FCGI_VERSION_1

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Header Files (41)

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API compatibility report for the httpd library between 2.4.1 and 2.4.10-dev versions on x86

Test Info

Test Results

Problem Summary

Added Symbols (46)

Problems with Data Types, Low Severity (4)

Problems with Symbols, Low Severity (1)

Problems with Constants, Low Severity (2)

Other Changes in Constants (53)

Header Files (41)

Test Info

Test Results

Problem Summary

Added Symbols (46)

Problems with Data Types, Low Severity (2)

Problems with Constants, Low Severity (6)

Other Changes in Symbols (1)

Other Changes in Constants (55)

Header Files (41)